Merge pull request #8 from TechnoPorg/push-ptxmpolotoqo

Depend directly futures-util instead of futures

Cargo.lock

@@ -442,8 +442,8 @@ dependencies = [
  "criterion",
  "dagrs",
  "dagx-macros",
- "futures",
  "futures-executor",
+ "futures-util",
  "parking_lot",
  "pollster",
  "smol",

Cargo.toml

@@ -28,7 +28,7 @@ unexpected_cfgs = { level = "warn", check-cfg = [
 ] }
 
 [dependencies]
-futures = { version = "0.3", default-features = false, features = ["std"] }
+futures-util = { version = "0.3", default-features = false, features = ["std"] }
 parking_lot = "0.12"
 dagx-macros = { version = "0.3.1", path = "./dagx-macros" }
 tracing = { version = "0.1", optional = true }

README.md

@@ -38,7 +38,7 @@ See [how it works](docs/CYCLE_PREVENTION.md).
 
 ```rust
 let sum = dag.add_task(Add).depends_on((&x, &y));
-dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 ```
 
 That's it. No trait boilerplate, no manual channels, no node IDs.
@@ -91,7 +91,7 @@ async fn main() {
     let sum = dag.add_task(Add).depends_on((x, &y));
 
     // Execute with true parallelism
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
 
     // Retrieve results
     assert_eq!(dag.get(sum).unwrap(), 5);
@@ -223,7 +223,7 @@ dagx works with any async runtime. Provide a spawner function to `run()`:
 ```rust
 // With Tokio
 // The join handle result can be unwrapped because dagx catches panics internally
-dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
 
 // With async-std
 dag.run(|fut| async_std::task::spawn(fut)).await.unwrap();

benches/basic/execution.rs

@@ -2,7 +2,7 @@
 
 use criterion::Criterion;
 use dagx::{task_fn, DagRunner};
-use futures::FutureExt;
+
 
 pub fn bench_dag_execution(c: &mut Criterion) {
     let rt = tokio::runtime::Runtime::new().unwrap();
@@ -14,7 +14,7 @@ pub fn bench_dag_execution(c: &mut Criterion) {
                 for i in 0..10 {
                     dag.add_task(task_fn::<(), _, _>(move |_: ()| i));
                 }
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
             })
@@ -28,7 +28,7 @@ pub fn bench_dag_execution(c: &mut Criterion) {
                 for i in 0..100 {
                     dag.add_task(task_fn::<(), _, _>(move |_: ()| i));
                 }
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
             })
@@ -108,7 +108,7 @@ pub fn bench_dag_execution(c: &mut Criterion) {
                     .add_task(task_fn::<i32, _, _>(|&x: &i32| x + 1))
                     .depends_on(t18);
 
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
             })

benches/basic/scaling.rs

@@ -2,7 +2,7 @@
 
 use criterion::{BenchmarkId, Criterion};
 use dagx::{task_fn, DagRunner};
-use futures::FutureExt;
+
 
 pub fn bench_dag_scaling(c: &mut Criterion) {
     let rt = tokio::runtime::Runtime::new().unwrap();
@@ -19,7 +19,7 @@ pub fn bench_dag_scaling(c: &mut Criterion) {
                     for i in 0..size {
                         dag.add_task(task_fn::<(), _, _>(move |_: ()| i));
                     }
-                    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                         .await
                         .unwrap();
                 })

benches/comparisons/deep_chain.rs

@@ -4,7 +4,7 @@
 
 use criterion::Criterion;
 use dagx::TaskHandle;
-use futures::FutureExt;
+
 
 pub fn bench_deep_chain(c: &mut Criterion) {
     let rt = tokio::runtime::Runtime::new().unwrap();
@@ -29,7 +29,7 @@ pub fn bench_deep_chain(c: &mut Criterion) {
                         .depends_on(prev);
                 }
 
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
                 dag.get(prev).unwrap()

benches/comparisons/diamond_pattern.rs

@@ -4,7 +4,7 @@
 
 use criterion::Criterion;
 use dagx::TaskHandle;
-use futures::FutureExt;
+
 
 pub fn bench_diamond_pattern(c: &mut Criterion) {
     let rt = tokio::runtime::Runtime::new().unwrap();
@@ -29,7 +29,7 @@ pub fn bench_diamond_pattern(c: &mut Criterion) {
                     .add_task(task_fn::<(i32, i32), _, _>(|(x, y): (&i32, &i32)| x + y))
                     .depends_on((&b, &c));
 
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
                 dag.get(d).unwrap()

benches/comparisons/etl_pipeline.rs

@@ -3,7 +3,7 @@
 //! Extract → Transform → Validate → Load pattern
 
 use criterion::Criterion;
-use futures::FutureExt;
+
 
 pub fn bench_etl_pipeline(c: &mut Criterion) {
     let rt = tokio::runtime::Runtime::new().unwrap();
@@ -70,7 +70,7 @@ pub fn bench_etl_pipeline(c: &mut Criterion) {
                     }))
                     .depends_on(validate);
 
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
                 dag.get(load).unwrap()

benches/comparisons/large_scale.rs

@@ -3,7 +3,7 @@
 //! 10,000 independent tasks to test scaling
 
 use criterion::Criterion;
-use futures::FutureExt;
+
 
 pub fn bench_large_scale(c: &mut Criterion) {
     let rt = tokio::runtime::Runtime::new().unwrap();
@@ -22,7 +22,7 @@ pub fn bench_large_scale(c: &mut Criterion) {
                     dag.add_task(task_fn::<(), _, _>(move |_: ()| i * 2));
                 }
 
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
             })

benches/comparisons/linear_pipeline.rs

@@ -3,7 +3,7 @@
 //! Simple chain of tasks: A → B → C → D → E
 
 use criterion::Criterion;
-use futures::FutureExt;
+
 
 pub fn bench_linear_pipeline(c: &mut Criterion) {
     let rt = tokio::runtime::Runtime::new().unwrap();
@@ -31,7 +31,7 @@ pub fn bench_linear_pipeline(c: &mut Criterion) {
                     .add_task(task_fn::<i32, _, _>(|&x: &i32| x * 3))
                     .depends_on(d);
 
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
                 dag.get(e).unwrap()

benches/comparisons/wide_fanout.rs

@@ -4,7 +4,7 @@
 
 use criterion::Criterion;
 use dagx::TaskHandle;
-use futures::FutureExt;
+
 
 pub fn bench_wide_fanout(c: &mut Criterion) {
     let rt = tokio::runtime::Runtime::new().unwrap();
@@ -25,7 +25,7 @@ pub fn bench_wide_fanout(c: &mut Criterion) {
                         .depends_on(source);
                 }
 
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
             })

benches/patterns/breakdown.rs

@@ -2,7 +2,7 @@
 
 use criterion::Criterion;
 use dagx::{task_fn, DagRunner};
-use futures::FutureExt;
+
 
 pub fn bench_10k_breakdown(c: &mut Criterion) {
     let rt = tokio::runtime::Runtime::new().unwrap();
@@ -27,7 +27,7 @@ pub fn bench_10k_breakdown(c: &mut Criterion) {
                 for i in 0..10_000 {
                     dag.add_task(task_fn::<(), _, _>(move |_: ()| i));
                 }
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
             })
@@ -44,7 +44,7 @@ pub fn bench_10k_breakdown(c: &mut Criterion) {
 
         b.iter(|| {
             rt.block_on(async {
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
             })

benches/patterns/diamond.rs

@@ -2,7 +2,7 @@
 
 use criterion::Criterion;
 use dagx::{task_fn, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 
 pub fn bench_diamond(c: &mut Criterion) {
     let rt = tokio::runtime::Runtime::new().unwrap();
@@ -27,7 +27,7 @@ pub fn bench_diamond(c: &mut Criterion) {
                         .depends_on((&left, &right));
                 }
 
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
             })

benches/patterns/fanout.rs

@@ -2,7 +2,7 @@
 
 use criterion::Criterion;
 use dagx::{task_fn, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 
 pub fn bench_fanout(c: &mut Criterion) {
     let rt = tokio::runtime::Runtime::new().unwrap();
@@ -19,7 +19,7 @@ pub fn bench_fanout(c: &mut Criterion) {
                         .depends_on(source);
                 }
 
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
             })
@@ -46,7 +46,7 @@ pub fn bench_fanout(c: &mut Criterion) {
                     .depends_on(source);
                 }
 
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
             })
@@ -72,7 +72,7 @@ pub fn bench_fanout(c: &mut Criterion) {
                         .depends_on(source);
                 }
 
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
             })

benches/realistic/config_broadcast.rs

@@ -2,7 +2,7 @@
 
 use criterion::{BenchmarkId, Criterion};
 use dagx::{task_fn, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 use std::collections::HashMap;
 use std::hint::black_box;
 
@@ -56,7 +56,7 @@ pub fn bench_config_broadcast(c: &mut Criterion) {
                             .depends_on(config);
                         }
 
-                        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                             .await
                             .unwrap();
                     })

benches/realistic/etl.rs

@@ -2,7 +2,7 @@
 
 use criterion::{BenchmarkId, Criterion};
 use dagx::{task_fn, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 
 pub fn bench_etl_pipeline(c: &mut Criterion) {
     let rt = tokio::runtime::Runtime::new().unwrap();
@@ -93,7 +93,7 @@ pub fn bench_etl_pipeline(c: &mut Criterion) {
                         ))
                         .depends_on((&validate, &scores, &names));
 
-                        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                             .await
                             .unwrap();
                     })

benches/realistic/memory_efficiency.rs

@@ -2,7 +2,7 @@
 
 use criterion::{BenchmarkId, Criterion};
 use dagx::{task_fn, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 use std::hint::black_box;
 
 pub fn bench_memory_efficiency(c: &mut Criterion) {
@@ -41,7 +41,7 @@ pub fn bench_memory_efficiency(c: &mut Criterion) {
                             .depends_on(source);
                         }
 
-                        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                             .await
                             .unwrap();
                     })

benches/realistic/mixed.rs

@@ -2,7 +2,7 @@
 
 use criterion::Criterion;
 use dagx::{task_fn, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 
 pub fn bench_mixed_patterns(c: &mut Criterion) {
     let rt = tokio::runtime::Runtime::new().unwrap();
@@ -55,7 +55,7 @@ pub fn bench_mixed_patterns(c: &mut Criterion) {
                     .depends_on(summary);
                 }
 
-                dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+                dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
                     .await
                     .unwrap();
             })

docs/COMPARISONS.md

@@ -19,7 +19,7 @@ let dag = DagRunner::new();
 let x = dag.add_task(Value(2));
 let y = dag.add_task(Value(3));
 let sum = dag.add_task(Add).depends_on((x, y));
-dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 ```
 
 **dagrs** (Complex: traits + channels + IDs + manual wiring):

docs/CYCLE_PREVENTION.md

@@ -13,7 +13,7 @@ let a = dag.add_task(TaskA);
 let b = dag.add_task(TaskB);
 a.depends_on(b);
 b.depends_on(a);  // Compiles fine...
-dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
 ```
 
 **dagx prevents this at compile time:**

examples/01_basic.rs

@@ -31,7 +31,7 @@
 //! ```
 
 use dagx::{task, DagRunner};
-use futures::FutureExt;
+
 
 // Step 1: Define a source task (no dependencies)
 //
@@ -106,7 +106,7 @@ async fn main() {
     // 1. Tasks with no dependencies run first (x and y in parallel)
     // 2. Once x and y complete, sum runs (it depends on both)
     println!("Running DAG...\n");
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

examples/02_fan_out.rs

@@ -56,7 +56,7 @@
 //! ```
 
 use dagx::{task, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 
 // Source task with a value field
 struct Source {
@@ -141,7 +141,7 @@ async fn main() {
 
     // Run the DAG
     println!("Running fan-out DAG...\n");
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

examples/03_fan_in.rs

@@ -62,7 +62,7 @@
 //! ```
 
 use dagx::{task, DagRunner};
-use futures::FutureExt;
+
 
 struct FetchName;
 
@@ -134,7 +134,7 @@ async fn main() {
 
     // Run the DAG
     println!("Running fan-in DAG...\n");
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

examples/04_parallel_computation.rs

@@ -53,7 +53,7 @@
 //! ```
 
 use dagx::{task, DagResult, DagRunner, Task, TaskInput};
-use futures::FutureExt;
+
 use std::time::{Duration, Instant};
 use tokio::time::sleep;
 
@@ -125,7 +125,7 @@ async fn main() -> DagResult<()> {
 
         let total = dag.add_task(Aggregate).depends_on((sum1, sum2, sum3, sum4));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
         let result = dag.get(total)?;
         let elapsed = start.elapsed();

examples/circuit_breaker.rs

@@ -151,7 +151,7 @@
 //! ```
 
 use dagx::{task, DagRunner};
-use futures::FutureExt;
+
 use std::sync::Arc;
 use std::time::Instant;
 use tokio::sync::Mutex;
@@ -390,7 +390,7 @@ async fn main() {
             false, // success
         ));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -404,7 +404,7 @@ async fn main() {
             true, // fail
         ));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -418,7 +418,7 @@ async fn main() {
             true, // fail
         ));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -432,7 +432,7 @@ async fn main() {
             true, // fail
         ));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -450,7 +450,7 @@ async fn main() {
             .add_task(FallbackService::new("ServiceCall-5"))
             .depends_on(call5);
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -469,7 +469,7 @@ async fn main() {
             false, // success
         ));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -483,7 +483,7 @@ async fn main() {
             false, // success
         ));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 

examples/complex_dag.rs

@@ -67,7 +67,7 @@
 //! ```
 
 use dagx::{task, DagResult, DagRunner};
-use futures::FutureExt;
+
 
 // Extract: Load data from different sources
 struct LoadData {
@@ -202,7 +202,7 @@ async fn main() -> DagResult<()> {
 
     // Execute the entire ETL pipeline
     println!("Executing pipeline...\n");
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     // Display final report
     println!("\n{}", dag.get(report)?);

examples/conditional_workflow.rs

@@ -56,7 +56,7 @@
 //! ```
 
 use dagx::{task, DagResult, DagRunner};
-use futures::FutureExt;
+
 
 // Task that validates and processes input
 struct ValidateAndDouble {
@@ -138,7 +138,7 @@ async fn main() -> DagResult<()> {
         .depends_on((&cat1, &cat2, &cat3));
 
     // Execute
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     // Display results
     println!("\nFinal summary: {}", dag.get(summary)?);

examples/custom_types.rs

@@ -35,7 +35,7 @@
 //! ```
 
 use dagx::{task, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 
 #[derive(Debug)]
 struct User {
@@ -107,7 +107,7 @@ async fn main() {
     let validation = dag.add_task(ValidateUser).depends_on(user_task);
 
     // Execute the DAG
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

examples/data_pipeline.rs

@@ -76,7 +76,7 @@
 //! ```
 
 use dagx::{task, DagRunner};
-use futures::FutureExt;
+
 
 // Data source tasks
 struct LoadValue1;
@@ -221,7 +221,7 @@ async fn main() {
 
     // Execute the pipeline
     println!("Executing pipeline...\n");
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

examples/debug_tracing.rs

@@ -115,7 +115,7 @@
 //! ```
 
 use dagx::{task, DagRunner};
-use futures::FutureExt;
+
 use std::time::Instant;
 use tokio::time::{sleep, Duration};
 
@@ -401,7 +401,7 @@ async fn main() {
             .depends_on((inventory, payment, shipping));
 
         // Run the DAG
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -441,7 +441,7 @@ async fn main() {
             true, // will fail
         ));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 

examples/error_handling.rs

@@ -115,7 +115,7 @@
 //! ```
 
 use dagx::{task, DagRunner};
-use futures::FutureExt;
+
 
 // Source task that provides a string input
 struct StringSource(&'static str);
@@ -223,7 +223,7 @@ async fn main() {
         let processed = dag.add_task(ProcessData).depends_on(validated);
         let logged = dag.add_task(LogError).depends_on(processed);
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -249,7 +249,7 @@ async fn main() {
         let processed = dag.add_task(ProcessData).depends_on(validated);
         let logged = dag.add_task(LogError).depends_on(processed);
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -275,7 +275,7 @@ async fn main() {
         let processed = dag.add_task(ProcessData).depends_on(validated);
         let logged = dag.add_task(LogError).depends_on(processed);
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -298,7 +298,7 @@ async fn main() {
             .add_task(WithFallback { fallback: 0 })
             .depends_on(parsed);
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 

examples/large_dag.rs

@@ -110,7 +110,7 @@
 //! ```
 
 use dagx::{task, DagRunner};
-use futures::FutureExt;
+
 use std::time::Instant;
 
 // Simple computation task
@@ -182,7 +182,7 @@ async fn main() {
         println!("  Build time: {:?}", build_time);
 
         let exec_start = Instant::now();
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
         let exec_time = exec_start.elapsed();
@@ -222,7 +222,7 @@ async fn main() {
         println!("  Build time: {:?}", build_time);
 
         let exec_start = Instant::now();
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
         let exec_time = exec_start.elapsed();
@@ -273,7 +273,7 @@ async fn main() {
         println!("  Tree depth: {}", level);
 
         let exec_start = Instant::now();
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
         let exec_time = exec_start.elapsed();
@@ -331,7 +331,7 @@ async fn main() {
         println!("  Build time: {:?}", build_time);
 
         let exec_start = Instant::now();
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
         let exec_time = exec_start.elapsed();
@@ -355,7 +355,7 @@ async fn main() {
             .map(|i| dag.add_task(FormatNumber { id: i }))
             .collect();
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 

examples/retry_strategies.rs

@@ -153,7 +153,7 @@
 //! ```
 
 use dagx::{task, DagRunner};
-use futures::FutureExt;
+
 use tokio::time::{sleep, Duration};
 
 // Retry strategy configuration
@@ -356,7 +356,7 @@ async fn main() {
             ],
         ));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -378,7 +378,7 @@ async fn main() {
             ],
         ));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -404,7 +404,7 @@ async fn main() {
             ],
         ));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -423,7 +423,7 @@ async fn main() {
             vec![ApiError::AuthenticationFailed],
         ));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -450,7 +450,7 @@ async fn main() {
             ],
         ));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 

examples/timeout.rs

@@ -24,7 +24,7 @@
 //!
 //! **2. DAG-Level Timeout** - Entire workflow with timeout
 //! ```rust
-//! match timeout(dag_timeout, dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await {
+//! match timeout(dag_timeout, dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await {
 //!     Ok(result) => { /* DAG completed */ },
 //!     Err(_) => { /* DAG timed out */ },
 //! }
@@ -99,7 +99,7 @@
 //! ```
 
 use dagx::{task, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 use tokio::time::{sleep, timeout, Duration};
 
 // Fast task that completes quickly
@@ -178,7 +178,7 @@ async fn main() {
             timeout_ms: 500,
         });
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -198,7 +198,7 @@ async fn main() {
 
         let processed = dag.add_task(ProcessResult).depends_on(timed);
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -225,7 +225,7 @@ async fn main() {
             timeout_ms: 200,
         });
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -251,7 +251,7 @@ async fn main() {
         let processed1 = dag.add_task(ProcessResult).depends_on(source);
         let processed2 = dag.add_task(ProcessResult).depends_on(source);
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -272,7 +272,7 @@ async fn main() {
         let dag_timeout = Duration::from_millis(500);
         match timeout(
             dag_timeout,
-            dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)),
+            dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }),
         )
         .await
         {

examples/tracing_example.rs

@@ -34,7 +34,7 @@
 //!
 
 use dagx::{task, DagRunner};
-use futures::FutureExt;
+
 use tracing_subscriber::{fmt, EnvFilter};
 
 // Simple source task
@@ -96,7 +96,7 @@ async fn main() {
         // Layer 2: Combine results
         let result = dag.add_task(Add).depends_on((&left, &right));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -117,7 +117,7 @@ async fn main() {
         let c = dag.add_task(Multiply).depends_on((&b, &b));
         let d = dag.add_task(Add).depends_on((&c, &c));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 
@@ -146,7 +146,7 @@ async fn main() {
         let sum_all = dag.add_task(Add).depends_on((&sum12, &sum23));
         let final_result = dag.add_task(Add).depends_on((&sum_all, &sum34));
 
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
             .await
             .unwrap();
 

src/builder.rs

@@ -22,7 +22,7 @@ use tracing::debug;
 ///
 /// ```no_run
 /// # use dagx::{task, DagRunner, Task};
-/// # use futures::FutureExt;
+/// #
 /// // Using tuple struct for simple constants
 /// struct Constant(i32);
 ///
@@ -57,7 +57,7 @@ use tracing::debug;
 /// let b = b.depends_on(a);
 /// // Now b is a TaskHandle<i32>
 ///
-/// dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+/// dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
 /// assert_eq!(dag.get(b).unwrap(), 20);
 /// # };
 /// ```
@@ -81,7 +81,7 @@ impl<'a, Tk: Task, Deps> TaskBuilder<'a, Tk, Deps> {
     ///
     /// ```no_run
     /// # use dagx::{task, DagRunner, Task};
-    /// # use futures::FutureExt;
+    /// #
     /// // Tuple struct
     /// struct Value(i32);
     ///
@@ -118,7 +118,7 @@ impl<'a, Tk: Task, Deps> TaskBuilder<'a, Tk, Deps> {
     /// // Multiple dependencies: tuple form
     /// let sum = dag.add_task(Add).depends_on((&x, y));
     ///
-    /// dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+    /// dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
     /// # };
     /// ```
     pub fn depends_on<D>(self, deps: D) -> TaskHandle<Tk::Output>

src/error.rs

@@ -63,7 +63,7 @@ impl std::fmt::Display for DagError {
                     f,
                     "Result not found for task #{}.\n\
                      \n\
-                     Call dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).",
+                     Call dag.run(|fut| async move {{ tokio::spawn(fut).await.unwrap() }}).",
                     task_id
                 )
             }

src/error/tests.rs

@@ -51,7 +51,7 @@ fn test_dag_error_display_result_not_found() {
 
     assert!(display.contains("Result not found"));
     assert!(display.contains("task #7"));
-    assert!(display.contains("Call dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))"));
+    assert!(display.contains("Call dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })"));
 }
 
 #[test]

src/lib.rs

@@ -24,7 +24,6 @@
 //!
 //! ```no_run
 //! use dagx::{task, DagRunner, Task, TaskHandle};
-//! use futures::FutureExt; // for FutureExt::map
 //!
 //! // Source task with read-only state (tuple struct)
 //! struct Value(i32);
@@ -53,7 +52,7 @@
 //! let sum = dag.add_task(Add).depends_on((x, &y));
 //!
 //! // Execute and retrieve results
-//! dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+//! dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
 //! assert_eq!(dag.get(sum).unwrap(), 5);
 //! # };
 //! ```
@@ -291,7 +290,7 @@
 //!
 //! ```no_run
 //! use dagx::{task, DagRunner, Task};
-//! use futures::FutureExt;
+//!
 //!
 //! // Source task (tuple struct)
 //! struct Value(i32);
@@ -324,7 +323,7 @@
 //! let plus1 = dag.add_task(Add(1)).depends_on(&base);
 //! let times2 = dag.add_task(Scale(2)).depends_on(&base);
 //!
-//! dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+//! dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
 //!
 //! assert_eq!(dag.get(plus1).unwrap(), 11);
 //! assert_eq!(dag.get(times2).unwrap(), 20);
@@ -337,7 +336,7 @@
 //!
 //! ```no_run
 //! use dagx::{task, DagRunner, Task};
-//! use futures::FutureExt;
+//!
 //!
 //! // Source task for String (tuple struct)
 //! struct Name(String);
@@ -381,7 +380,7 @@
 //! let active = dag.add_task(Active(true));
 //! let result = dag.add_task(FormatUser).depends_on((name, age, active));
 //!
-//! dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+//! dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
 //!
 //! assert_eq!(dag.get(result).unwrap(), "User: Alice, Age: 30, Active: true");
 //! # };
@@ -393,7 +392,7 @@
 //!
 //! ```no_run
 //! use dagx::{task, DagRunner, Task};
-//! use futures::FutureExt;
+//!
 //!
 //! // Source task (tuple struct)
 //! struct Value(i32);
@@ -434,7 +433,7 @@
 //! // Layer 3: Final result
 //! let total = dag.add_task(Add).depends_on((&sum_xy, &prod_yz)); // 5 + 15 = 20
 //!
-//! dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+//! dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
 //!
 //! assert_eq!(dag.get(total).unwrap(), 20);
 //! # };
@@ -447,7 +446,7 @@
 //!
 //! ```no_run
 //! # use dagx::{task, DagRunner, Task};
-//! # use futures::FutureExt;
+//! #
 //!
 //! struct User {
 //!     name: String,
@@ -476,7 +475,7 @@
 //! let user = dag.add_task(CreateUser);
 //! let formatted = dag.add_task(FormatUser).depends_on(user);
 //!
-//! dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+//! dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
 //!
 //! assert_eq!(dag.get(formatted).unwrap(), "Alice is 30 years old");
 //! # };
@@ -533,7 +532,7 @@
 //!
 //! ```no_run
 //! # use dagx::{task, DagRunner, Task};
-//! # use futures::FutureExt;
+//! #
 //! # struct Value(i32);
 //! # #[task]
 //! # impl Value {
@@ -543,11 +542,11 @@
 //! # let dag = DagRunner::new();
 //! # let node = dag.add_task(Value(42));
 //! // Simple approach with .unwrap()
-//! dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+//! dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
 //! let result = dag.get(node).unwrap();
 //!
 //! // Or handle errors explicitly
-//! match dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await {
+//! match dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await {
 //!     Ok(_) => println!("DAG executed successfully"),
 //!     Err(e) => eprintln!("DAG execution failed: {}", e),
 //! }
@@ -631,7 +630,7 @@
 //!
 //! ```
 //! # use dagx::{task, DagRunner, Task};
-//! # use futures::FutureExt;
+//! #
 //!
 //! // ✅ CORRECT: Just output Vec<String>, framework wraps in Arc internally
 //! struct FetchData;
@@ -661,7 +660,7 @@
 //! let task2 = dag.add_task(ProcessData).depends_on(&data);
 //! let task3 = dag.add_task(ProcessData).depends_on(&data);
 //!
-//! dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+//! dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
 //! # };
 //! ```
 //!

src/runner.rs

@@ -9,14 +9,13 @@ use std::any::Any;
 use std::collections::{HashMap, HashSet, VecDeque};
 use std::future::Future;
 use std::panic::AssertUnwindSafe;
+use std::pin::Pin;
 use std::sync::{
     atomic::{AtomicBool, Ordering},
     Arc,
 };
 
-use futures::future::BoxFuture;
-use futures::stream::FuturesUnordered;
-use futures::{FutureExt, StreamExt, TryFutureExt};
+use futures_util::{stream::FuturesUnordered, FutureExt, StreamExt, TryFutureExt};
 use parking_lot::Mutex;
 
 #[cfg(feature = "tracing")]
@@ -28,6 +27,8 @@ use crate::node::{ExecutableNode, TypedNode};
 use crate::task::Task;
 use crate::types::{NodeId, Pending, TaskHandle};
 
+type BoxFuture<'a, T> = Pin<Box<dyn Future<Output = T> + Send + 'a>>;
+
 // Guard to ensure run_lock is released even on early return or panic
 struct RunGuard<'a> {
     lock: &'a AtomicBool,
@@ -56,7 +57,7 @@ impl<'a> Drop for RunGuard<'a> {
 ///
 /// ```no_run
 /// # use dagx::{task, DagRunner, Task};
-/// # use futures::FutureExt;
+/// #
 /// // Task with state constructed via ::new()
 /// struct LoadValue { value: i32 }
 ///
@@ -85,7 +86,7 @@ impl<'a> Drop for RunGuard<'a> {
 /// let y = dag.add_task(LoadValue::new(3));
 /// let sum = dag.add_task(Add).depends_on((x, y));
 ///
-/// dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+/// dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
 ///
 /// assert_eq!(dag.get(sum).unwrap(), 5);
 /// # };
@@ -150,7 +151,7 @@ impl DagRunner {
     ///
     /// ```no_run
     /// # use dagx::{task, DagRunner, Task};
-    /// # use futures::FutureExt;
+    /// #
     /// // Task with state - shows you construct with specific value
     /// struct LoadValue {
     ///     initial: i32,
@@ -192,7 +193,7 @@ impl DagRunner {
     /// // Construct task with offset of 1
     /// let inc = dag.add_task(AddOffset::new(1)).depends_on(base);
     ///
-    /// dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+    /// dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
     /// assert_eq!(dag.get(inc).unwrap(), 11);
     /// # };
     /// ```
@@ -236,7 +237,7 @@ impl DagRunner {
     ///
     /// - `spawner`: A function that spawns futures on the async runtime
     ///   and returns a handle to the task. This is the only way to run tasks on separate threads. Examples:
-    ///   - Tokio: `|fut| { tokio::spawn(fut).map(Result::unwrap) }`
+    ///   - Tokio: `|fut| { tokio::spawn(fut).await.unwrap() }`
     ///   - Smol: `|fut| { smol::spawn(fut) }`
     ///   - Async-std: `|fut| { async_std::task::spawn(fut) }`
     ///   - Single-threaded: `|fut| fut`
@@ -256,7 +257,7 @@ impl DagRunner {
     ///
     /// ```
     /// # use dagx::{task, DagRunner, Task};
-    /// # use futures::FutureExt;
+    /// #
     /// // Tuple struct
     /// struct Value(i32);
     ///
@@ -280,7 +281,7 @@ impl DagRunner {
     /// let b = dag.add_task(Value(2));
     /// let sum = dag.add_task(Add).depends_on((a, b));
     ///
-    /// dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap(); // Executes all tasks
+    /// dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap(); // Executes all tasks
     /// # };
     /// ```
     #[inline]
@@ -531,7 +532,7 @@ impl DagRunner {
     ///
     /// ```no_run
     /// # use dagx::{task, DagRunner, Task};
-    /// # use futures::FutureExt;
+    /// #
     /// struct Configuration {
     ///     setting: i32,
     /// }
@@ -553,7 +554,7 @@ impl DagRunner {
     /// // Construct task with specific setting value
     /// let task = dag.add_task(Configuration::new(42));
     ///
-    /// dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+    /// dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
     ///
     /// assert_eq!(dag.get(task).unwrap(), 42);
     /// # };

src/runner/tests.rs

@@ -4,8 +4,6 @@ use crate::error::DagError;
 use crate::runner::DagRunner;
 use crate::types::TaskHandle;
 
-use futures::FutureExt;
-
 // Initialize tracing subscriber for tests (idempotent)
 #[cfg(feature = "tracing")]
 fn init_tracing() {
@@ -69,7 +67,7 @@ async fn test_get_wrong_type() {
     let dag = DagRunner::new();
     let handle = dag.add_task(TestTask { value: 42 });
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -144,12 +142,14 @@ async fn test_concurrent_run_protection() {
     // Start two runs concurrently
     let handle1 = tokio::spawn(async move {
         barrier1.wait().await;
-        dag1.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await
+        dag1.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+            .await
     });
 
     let handle2 = tokio::spawn(async move {
         barrier2.wait().await;
-        dag2.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await
+        dag2.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+            .await
     });
 
     // One should succeed, one should fail (concurrent execution not supported)
@@ -197,7 +197,7 @@ async fn test_invalid_node_id_in_get() {
         _phantom: std::marker::PhantomData,
     };
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -250,7 +250,9 @@ async fn test_task_panic_in_multi_task_layer() {
     let _good_task = dag.add_task(GoodTask).depends_on(source);
 
     // Run the DAG - the panic should be caught
-    let result = dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await;
+    let result = dag
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await;
 
     // The run should fail due to the panic
     // Note: Tokio catches panics in spawned tasks, so the behavior depends on the runtime

src/types.rs

@@ -23,7 +23,7 @@ pub struct NodeId(pub usize);
 ///
 /// ```no_run
 /// # use dagx::{task, DagRunner, Task};
-/// # use futures::FutureExt;
+/// #
 /// # struct LoadValue { value: i32 }
 /// # impl LoadValue { pub fn new(v: i32) -> Self { Self { value: v } } }
 /// # #[task]
@@ -34,7 +34,7 @@ pub struct NodeId(pub usize);
 /// let dag = DagRunner::new();
 /// let node = dag.add_task(LoadValue::new(42));
 ///
-/// dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await.unwrap();
+/// dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await.unwrap();
 ///
 /// assert_eq!(dag.get(node).unwrap(), 42);
 /// # };

src/types/coverage_tests.rs

@@ -3,7 +3,6 @@
 //! These tests ensure we hit line 71 in the From<TaskBuilder> implementation
 
 use crate::{task, DagRunner, TaskHandle};
-use futures::FutureExt;
 
 #[tokio::test]
 async fn test_unit_type_taskbuilder_to_handle_conversion() {
@@ -31,7 +30,7 @@ async fn test_unit_type_taskbuilder_to_handle_conversion() {
     // specifically covering line 71
     let handle: TaskHandle<_> = builder.into();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -79,7 +78,7 @@ async fn test_unit_type_conversion_with_multiple_tasks() {
     let second_handle: TaskHandle<_> = second_builder.into();
     let third_handle: TaskHandle<bool> = third_builder.into();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -118,7 +117,7 @@ async fn test_unit_struct_with_state() {
     // Explicit conversion - triggers line 71
     let handle: TaskHandle<_> = builder.into();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -144,7 +143,7 @@ async fn test_taskbuilder_conversion_assignment() {
     // This also uses From<TaskBuilder> implementation
     let handle: TaskHandle<Vec<i32>> = builder.into();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -181,7 +180,7 @@ async fn test_mixed_unit_and_dependent_tasks() {
     // Doubler needs dependencies, so we use it differently
     let doubler = dag.add_task(Doubler).depends_on(source_handle);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

tests/arc_tests.rs

@@ -10,7 +10,7 @@
 //! These tests serve as both validation and documentation for proper Arc usage.
 
 use dagx::{task, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 use std::collections::{HashMap, HashSet};
 use std::sync::Arc;
 use std::time::{Duration, Instant};
@@ -44,7 +44,7 @@ async fn test_arc_basic_pipeline() {
     let producer = dag.add_task(Producer);
     let consumer = dag.add_task(Consumer).depends_on(producer);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -100,7 +100,7 @@ async fn test_arc_with_primitives() {
         .add_task(AllConsumer)
         .depends_on((i32_prod, f64_prod, bool_prod));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -174,7 +174,7 @@ async fn test_arc_with_collections() {
         .add_task(CollectionConsumer)
         .depends_on((vec_prod, map_prod, set_prod));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -245,7 +245,7 @@ async fn test_arc_with_custom_structs() {
     let age_ext = dag.add_task(AgeExtractor).depends_on(person_prod);
     let email_ext = dag.add_task(EmailCountExtractor).depends_on(person_prod);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -311,7 +311,7 @@ async fn test_arc_fan_out_three_consumers() {
     let c2 = dag.add_task(FirstConsumer).depends_on(producer);
     let c3 = dag.add_task(JoinConsumer).depends_on(producer);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -385,7 +385,7 @@ async fn test_arc_fan_out_five_consumers_large_data() {
     let c4 = dag.add_task(PatternCounter).depends_on(producer);
     let c5 = dag.add_task(TotalBytesComputer).depends_on(producer);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -475,7 +475,7 @@ async fn test_arc_nested_fan_out_tree() {
     let l2_negate = dag.add_task(Level2Negate).depends_on(l1_prod);
     let l2_mod = dag.add_task(Level2Mod10).depends_on(l1_prod);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -543,7 +543,7 @@ async fn test_arc_performance_vs_clone() {
 
     let start = Instant::now();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -643,7 +643,7 @@ async fn test_arc_with_result() {
 
     let consumer3 = dag.add_task(ArcResultConsumer2).depends_on(arc_result_err);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -750,7 +750,7 @@ async fn test_arc_with_option() {
     let c3 = dag.add_task(OptionArcConsumer1).depends_on(opt_arc_some);
     let c4 = dag.add_task(OptionArcConsumer2).depends_on(opt_arc_none);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -805,7 +805,7 @@ async fn test_arc_diamond_dependency() {
     let right = dag.add_task(RightBranch).depends_on(top);
     let bottom = dag.add_task(Bottom).depends_on((&left, &right));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -873,7 +873,7 @@ async fn test_arc_empty_collections() {
         .add_task(EmptyConsumer)
         .depends_on((vec_task, string_task, map_task));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -944,7 +944,7 @@ async fn test_arc_very_large_data() {
     let last = dag.add_task(LastSampler).depends_on(producer);
     let middle = dag.add_task(MiddleSampler).depends_on(producer);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -981,7 +981,7 @@ async fn test_arc_of_arc() {
     let producer = dag.add_task(NestedProducer);
     let consumer = dag.add_task(NestedConsumer).depends_on(producer);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -1045,7 +1045,7 @@ async fn test_arc_mixed_with_non_arc() {
     let unwrap = dag.add_task(Unwrapper).depends_on(arc_prod);
     let wrap = dag.add_task(Wrapper).depends_on(non_arc_prod);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -1113,7 +1113,7 @@ async fn test_arc_parallel_execution() {
 
     let start = Instant::now();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -1162,7 +1162,7 @@ async fn test_arc_reference_counting() {
     let producer = dag.add_task(RefCountProducer);
     let checker = dag.add_task(RefCountChecker).depends_on(producer);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -1240,7 +1240,7 @@ async fn test_arc_massive_fanout_performance_comparison() {
 
     let start_without_arc = Instant::now();
     dag_without_arc
-        .run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
     let duration_without_arc = start_without_arc.elapsed();
@@ -1294,7 +1294,7 @@ async fn test_arc_massive_fanout_performance_comparison() {
 
     let start_with_arc = Instant::now();
     dag_with_arc
-        .run(|fut| tokio::spawn(fut).map(Result::unwrap))
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
     let duration_with_arc = start_with_arc.elapsed();

tests/boundaries/deep_chains.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{DagResult, DagRunner};
-use futures::FutureExt;
+
 use std::sync::atomic::{AtomicUsize, Ordering};
 use std::sync::Arc;
 
@@ -20,7 +20,7 @@ async fn test_1000_level_deep_chain() -> DagResult<()> {
             .depends_on(current);
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(current)?, 999);
     Ok(())
@@ -50,7 +50,7 @@ async fn test_deep_chain_with_branches() -> DagResult<()> {
         }
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(main_chain)?, 499);
 
@@ -108,7 +108,7 @@ async fn test_multiple_parallel_deep_chains() -> DagResult<()> {
             &chain_ends[7],
         ));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     // Each chain: start + 500
     // Chain 0: 0 + 500 = 500
@@ -149,7 +149,7 @@ async fn test_deep_chain_execution_order() -> DagResult<()> {
             .depends_on(current);
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(order.load(Ordering::SeqCst), 100);
     assert_eq!(dag.get(current)?, 99);
@@ -179,7 +179,7 @@ async fn test_deep_binary_tree() -> DagResult<()> {
 
     let root = build_tree(&dag, 10, 1);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     // Sum of all values in a complete binary tree with values 1024..2047
     // This is sum from 2^10 to 2^11-1 = 1024 * 1023 / 2 + 1024 * 512 = 1047552
@@ -209,7 +209,7 @@ async fn test_fibonacci_chain() -> DagResult<()> {
         prev1 = next;
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     // 50th Fibonacci number (0-indexed) = 7778742049
     assert_eq!(dag.get(prev1)?, 7778742049);
@@ -232,7 +232,7 @@ async fn test_deep_chain_with_accumulator() -> DagResult<()> {
             .depends_on(current);
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     let result = dag.get(current)?;
     assert_eq!(result, 20100); // sum of 1..=200
@@ -270,7 +270,7 @@ async fn test_zigzag_dependencies() -> DagResult<()> {
         .add_task(task_fn::<(i32, i32), _, _>(|(a, b): (&i32, &i32)| a + b))
         .depends_on((&chain_a, &chain_b));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     let result = dag.get(final_task)?;
     assert!(result > 100);
@@ -293,7 +293,7 @@ async fn test_10000_level_chain_stress() -> DagResult<()> {
             .depends_on(current);
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(current)?, 9_999);
     Ok(())

tests/boundaries/large_scale.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{DagResult, DagRunner};
-use futures::FutureExt;
+
 use std::sync::atomic::{AtomicUsize, Ordering};
 use std::sync::Arc;
 
@@ -23,7 +23,7 @@ async fn test_10000_independent_tasks() -> DagResult<()> {
         })
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     // Verify all tasks completed
     assert_eq!(counter.load(Ordering::Relaxed), 10_000);
@@ -100,7 +100,7 @@ async fn test_5000_node_pyramid() -> DagResult<()> {
         .add_task(task_fn::<(i32, i32), _, _>(|(a, b): (&i32, &i32)| a + b))
         .depends_on((&current_layer[0], &current_layer[1]));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     // We created 1024 ones and 1024 zeros at the bottom
     // The sum should propagate up to 1024
@@ -209,7 +209,7 @@ async fn test_wide_dag_1000_sources_1000_sinks() -> DagResult<()> {
         })
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     // Verify some sinks completed correctly
     let result0 = dag.get(sinks[0])?;
@@ -258,7 +258,7 @@ async fn test_10000_node_linear_chain_segments() -> DagResult<()> {
         chain_ends.push(current);
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     // All 10,000 tasks should have executed
     assert_eq!(counter.load(Ordering::Relaxed), 10_000);
@@ -297,7 +297,7 @@ async fn test_100000_nodes_stress() -> DagResult<()> {
             .collect();
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(completed.load(Ordering::Relaxed), 100_000);
     Ok(())

tests/boundaries/type_limits.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{DagResult, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 use std::marker::PhantomData;
 
 #[tokio::test]
@@ -37,7 +37,7 @@ async fn test_zero_sized_types_throughout() -> DagResult<()> {
         }))
         .depends_on(t2);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(t1)?, Empty);
     assert_eq!(dag.get(t2)?, 42);
@@ -72,7 +72,7 @@ async fn test_large_value_types() -> DagResult<()> {
         }))
         .depends_on(t1);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(t2)?, 1042);
 
@@ -95,7 +95,7 @@ async fn test_unit_type_chains() -> DagResult<()> {
         .add_task(task_fn::<(), _, _>(|_: ()| "done"))
         .depends_on((t3,));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     dag.get(t1)?; // Verify no error
     dag.get(t2)?;
@@ -145,7 +145,7 @@ async fn test_string_types_variety() -> DagResult<()> {
         ))
         .depends_on((t1, t2, t3, t4, t5, t6));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     let result = dag.get(combined)?;
     assert!(result.contains("static str"));
@@ -178,7 +178,7 @@ async fn test_generic_type_constraints() -> DagResult<()> {
         ))
         .depends_on((t1, t2, t3));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     let result = dag.get(combined)?;
     assert!(result.contains("Wrapper(42)"));
@@ -204,7 +204,7 @@ async fn test_reference_wrapper_types() -> DagResult<()> {
         .add_task(task_fn::<i32, _, _>(|&val: &i32| val * 2))
         .depends_on(t1);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(t2)?, 200);
 
@@ -231,7 +231,7 @@ async fn test_array_types() -> DagResult<()> {
         ))
         .depends_on((t1, t2));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(t3)?, 55);
 
@@ -270,7 +270,7 @@ async fn test_enum_variants() -> DagResult<()> {
         ))
         .depends_on((t1, t2, t3, t4));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert!(dag.get(combined)?);
 

tests/boundaries/zero_tasks.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{task, DagResult, DagRunner};
-use futures::FutureExt;
+
 use std::sync::atomic::{AtomicUsize, Ordering};
 use std::sync::Arc;
 use tokio::task::yield_now;
@@ -12,7 +12,7 @@ async fn test_empty_dag_execution() -> DagResult<()> {
     // Test that an empty DAG can be created and run without issues
     let dag = DagRunner::new();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     // Should complete successfully with no tasks
     Ok(())
@@ -25,7 +25,7 @@ async fn test_single_task_no_deps() -> DagResult<()> {
 
     let task = dag.add_task(task_fn::<(), _, _>(|_: ()| 42));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(task)?, 42);
     Ok(())
@@ -44,7 +44,7 @@ async fn test_single_task_unit_input_output() -> DagResult<()> {
         exec.fetch_add(1, Ordering::SeqCst);
     }));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     dag.get(task)?; // Just verify it doesn't error
     assert_eq!(executed.load(Ordering::SeqCst), 1);
@@ -61,7 +61,7 @@ async fn test_zero_sized_type_task() -> DagResult<()> {
 
     let task = dag.add_task(task_fn::<(), _, _>(|_: ()| ZeroSized));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(task)?, ZeroSized);
     Ok(())
@@ -73,7 +73,7 @@ async fn test_empty_dag_multiple_runs() -> DagResult<()> {
     let dag = DagRunner::new();
 
     for _ in 0..10 {
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
     }
 
     Ok(())
@@ -88,7 +88,7 @@ async fn test_dag_with_only_source_tasks() -> DagResult<()> {
         .map(|i| dag.add_task(task_fn::<(), _, _>(move |_: ()| i)))
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     for (i, task) in tasks.into_iter().enumerate() {
         assert_eq!(dag.get(task)?, i);
@@ -114,7 +114,7 @@ async fn test_single_self_contained_stateful_task() -> DagResult<()> {
     let dag = DagRunner::new();
     let task = dag.add_task(Counter { value: 21 });
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(task)?, 42);
     Ok(())
@@ -128,11 +128,11 @@ async fn test_alternating_empty_and_filled_dag_runs() -> DagResult<()> {
 
         if i % 2 == 0 {
             // Empty DAG
-            dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+            dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
         } else {
             // DAG with a task
             let task = dag.add_task(task_fn::<(), _, _>(move |_: ()| i));
-            dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+            dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
             assert_eq!(dag.get(task)?, i);
         }
     }
@@ -152,7 +152,7 @@ async fn test_dag_with_never_type_simulation() -> DagResult<()> {
     // This task completes immediately but returns a Result containing "never" type
     let task = dag.add_task(task_fn::<(), _, _>(|_: ()| Result::<i32, Never>::Ok(42)));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(task)?, Ok(42));
     Ok(())
@@ -175,7 +175,7 @@ async fn test_minimal_task_with_minimal_async_work() -> DagResult<()> {
 
     let task = dag.add_task(YieldTask);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(task)?, 1337);
     Ok(())

tests/custom_type_test.rs

@@ -1,6 +1,5 @@
 // Test that custom types work without any trait implementations
 use dagx::{task, DagRunner, TaskHandle};
-use futures::FutureExt;
 
 #[derive(Clone, Debug, PartialEq)]
 struct Person {
@@ -57,7 +56,7 @@ async fn test_custom_type_single_dependency() {
     let fetch = dag.add_task(FetchPerson);
     let process = dag.add_task(ProcessPerson).depends_on(fetch);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -73,7 +72,7 @@ async fn test_custom_type_passthrough() {
     let transform = dag.add_task(PersonToCompany).depends_on(fetch);
     let process = dag.add_task(ProcessPerson).depends_on(fetch);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -96,7 +95,7 @@ async fn test_custom_type_diamond_pattern() {
     let path_a = dag.add_task(ProcessPerson).depends_on(fetch);
     let path_b = dag.add_task(PersonToCompany).depends_on(fetch);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -116,7 +115,7 @@ async fn test_custom_type_fan_out() {
     let process2 = dag.add_task(ProcessPerson).depends_on(fetch);
     let process3 = dag.add_task(ProcessPerson).depends_on(fetch);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

tests/cycle_prevention.rs

@@ -4,7 +4,6 @@
 //! prevents it through the type-state pattern.
 
 use dagx::{task, DagRunner, TaskHandle};
-use futures::FutureExt;
 
 /// Demonstrates that TaskBuilder is consumed by depends_on,
 /// preventing you from wiring the same task multiple times
@@ -271,7 +270,7 @@ async fn test_type_safety_prevents_invalid_graphs() {
     let result = dag.add_task(Aggregate).depends_on((&t1, &t2));
 
     // Execute and verify
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

tests/dependencies/resolution.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{task, DagResult, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 use std::sync::{Arc, Mutex};
 
 #[tokio::test]
@@ -79,7 +79,7 @@ async fn test_dependency_resolution_order() -> DagResult<()> {
         .depends_on(d)
     };
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(e)?, 5);
 
@@ -113,7 +113,7 @@ async fn test_transitive_dependencies() -> DagResult<()> {
         .add_task(task_fn::<i32, _, _>(|&x: &i32| x + 5))
         .depends_on(b);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(a)?, 10);
     assert_eq!(dag.get(b)?, 20);
@@ -136,7 +136,7 @@ async fn test_deep_chain_50_levels() -> DagResult<()> {
         handles.push(next);
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(handles.last().unwrap())?, 50);
     Ok(())
@@ -155,7 +155,7 @@ async fn test_deep_chain_200_levels() -> DagResult<()> {
             .depends_on(current);
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(current)?, 201);
     Ok(())

tests/dependencies/single.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{DagResult, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 
 #[tokio::test]
 async fn test_single_dependency() -> DagResult<()> {
@@ -13,7 +13,7 @@ async fn test_single_dependency() -> DagResult<()> {
         .add_task(task_fn::<i32, _, _>(|&x: &i32| x + 1))
         .depends_on(source);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(dependent)?, 43);
     Ok(())
@@ -44,7 +44,7 @@ async fn test_dependency_data_flow() -> DagResult<()> {
         .add_task(task_fn::<(i32, i32), _, _>(|(s, p): (&i32, &i32)| s + p))
         .depends_on((&sum, &product));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     // Note: sum and product are not sinks (final_result depends on them)
     // Only final_result is a sink and can be retrieved
@@ -68,7 +68,7 @@ async fn test_dependencies_with_different_types() -> DagResult<()> {
         ))
         .depends_on((int_source, string_source, bool_source));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(combined)?, "hello: 42 (true)");
     Ok(())
@@ -89,7 +89,7 @@ async fn test_shared_dependencies() -> DagResult<()> {
         })
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     // Verify all dependents got the correct value from shared
     for (i, handle) in dependents.iter().enumerate() {
@@ -108,7 +108,7 @@ async fn test_multiple_source_nodes() -> DagResult<()> {
         .map(|i| dag.add_task(task_fn::<(), _, _>(move |_: ()| i * 10)))
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     for (i, source) in sources.into_iter().enumerate() {
         assert_eq!(dag.get(source)?, i as i32 * 10);

tests/dependencies/tuples.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{DagResult, DagRunner};
-use futures::FutureExt;
+
 
 #[tokio::test]
 async fn test_two_dependencies() -> DagResult<()> {
@@ -14,7 +14,7 @@ async fn test_two_dependencies() -> DagResult<()> {
         .add_task(task_fn::<(i32, i32), _, _>(|(x, y): (&i32, &i32)| x + y))
         .depends_on((a, b));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(sum)?, 30);
     Ok(())
@@ -33,7 +33,7 @@ async fn test_three_dependencies() -> DagResult<()> {
         ))
         .depends_on((a, b, c));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(sum)?, 6);
     Ok(())
@@ -53,7 +53,7 @@ async fn test_four_dependencies() -> DagResult<()> {
         ))
         .depends_on((&deps[0], &deps[1], &deps[2], &deps[3]));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(sum)?, 10); // 1+2+3+4
     Ok(())
@@ -73,7 +73,7 @@ async fn test_five_dependencies() -> DagResult<()> {
         ))
         .depends_on((&deps[0], &deps[1], &deps[2], &deps[3], &deps[4]));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(sum)?, 15); // 1+2+3+4+5
     Ok(())
@@ -93,7 +93,7 @@ async fn test_six_dependencies() -> DagResult<()> {
         ))
         .depends_on((&deps[0], &deps[1], &deps[2], &deps[3], &deps[4], &deps[5]));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(sum)?, 21); // 1+2+3+4+5+6
     Ok(())
@@ -117,7 +117,7 @@ async fn test_seven_dependencies() -> DagResult<()> {
             &deps[0], &deps[1], &deps[2], &deps[3], &deps[4], &deps[5], &deps[6],
         ));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(sum)?, 28); // 1+2+3+4+5+6+7
     Ok(())
@@ -141,7 +141,7 @@ async fn test_eight_dependencies() -> DagResult<()> {
             &deps[0], &deps[1], &deps[2], &deps[3], &deps[4], &deps[5], &deps[6], &deps[7],
         ));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(sum)?, 36); // Sum of 1..=8
     Ok(())

tests/errors/error_types.rs

@@ -2,7 +2,6 @@
 
 use crate::common::task_fn;
 use dagx::{DagError, DagRunner, TaskHandle};
-use futures::FutureExt;
 
 #[tokio::test]
 async fn test_result_not_found_error() {
@@ -15,7 +14,7 @@ async fn test_result_not_found_error() {
     assert!(matches!(result, Err(DagError::ResultNotFound { .. })));
 
     // Run and verify it works after
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -33,7 +32,7 @@ async fn test_nested_result_error_handling() {
 
     let task2 = dag.add_task(task_fn::<(), _, _>(|_: ()| Result::<i32, String>::Ok(42)));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -48,7 +47,7 @@ async fn test_option_none_not_error() {
 
     let task = dag.add_task(task_fn::<(), _, _>(|_: ()| None::<i32>));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -77,7 +76,7 @@ async fn test_custom_error_types() {
         })
     }));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -106,7 +105,9 @@ async fn test_error_in_tuple_dependency() {
         .add_task(task_fn::<(i32, i32), _, _>(|(a, b): (&i32, &i32)| a + b))
         .depends_on((ok_task, err_task));
 
-    let result = dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await;
+    let result = dag
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await;
 
     assert!(result.is_err());
     assert!(dag.get(dependent).is_err());
@@ -124,7 +125,9 @@ async fn test_string_panic_vs_structured_panic() {
         panic!("Formatted panic: value={}, code={}", 42, "ERROR");
     }));
 
-    let _ = dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await;
+    let _ = dag
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await;
 
     // Both should result in errors
     assert!(dag.get(string_panic).is_err());
@@ -144,7 +147,7 @@ async fn test_anyhow_like_error_chain() {
         outer
     }));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

tests/errors/propagation.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{task, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 use std::sync::atomic::{AtomicUsize, Ordering};
 use std::sync::Arc;
 use std::time::Duration;
@@ -25,7 +25,9 @@ async fn test_linear_error_propagation() {
         .add_task(task_fn::<i32, _, _>(|&x: &i32| x * 2))
         .depends_on(t3);
 
-    let _ = dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await;
+    let _ = dag
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await;
 
     // t1 succeeds
     assert_eq!(dag.get(t1).unwrap(), 1);
@@ -64,7 +66,9 @@ async fn test_diamond_error_propagation() {
         .add_task(task_fn::<(i32, i32), _, _>(|(l, r): (&i32, &i32)| l + r))
         .depends_on((&left, &right));
 
-    let _ = dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await;
+    let _ = dag
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await;
 
     assert_eq!(dag.get(source).unwrap(), 100);
     assert_eq!(dag.get(left).unwrap(), 50);
@@ -110,7 +114,9 @@ async fn test_error_stops_at_boundary() {
         }
     }));
 
-    let _ = dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await;
+    let _ = dag
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await;
 
     // Error branch: source runs but dependent doesn't
     assert!(dag.get(error_source).is_err());
@@ -149,7 +155,9 @@ async fn test_multiple_error_sources_convergence() {
         ))
         .depends_on((&error1, &error2, &success));
 
-    let _ = dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await;
+    let _ = dag
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await;
 
     // All error sources fail
     assert!(dag.get(error1).is_err());
@@ -180,7 +188,9 @@ async fn test_error_in_wide_fanout() {
         })
         .collect();
 
-    let _ = dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await;
+    let _ = dag
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await;
 
     // Source fails
     assert!(dag.get(source).is_err());
@@ -225,7 +235,7 @@ async fn test_selective_error_propagation() {
         }))
         .depends_on(handler);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -291,7 +301,9 @@ async fn test_error_propagation_timing() {
         }))
         .depends_on(t2);
 
-    let _ = dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await;
+    let _ = dag
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await;
 
     let order = propagation_order.lock().clone();
 
@@ -364,7 +376,7 @@ async fn test_partial_branch_failure_propagation() {
         ))
         .depends_on((&a3, &b3, &c3));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .ok();
 

tests/errors/recovery.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{DagResult, DagRunner};
-use futures::FutureExt;
+
 use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
 use std::sync::Arc;
 
@@ -24,7 +24,9 @@ async fn test_fallback_on_error() -> DagResult<()> {
     let _selector = dag.add_task(task_fn::<(), _, _>(|_: ()| {}));
 
     // Run DAG
-    let _ = dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await;
+    let _ = dag
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await;
 
     // Primary should fail
     assert!(dag.get(primary).is_err());
@@ -58,7 +60,8 @@ async fn test_retry_pattern_simulation() -> DagResult<()> {
         }
     }));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Task completes with error on first "attempt"
     assert_eq!(dag.get(task)?, Err("Simulated failure"));
@@ -99,7 +102,8 @@ async fn test_circuit_breaker_pattern() -> DagResult<()> {
         })
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // First few tasks fail and open circuit
     for task in tasks.into_iter().take(4) {
@@ -131,7 +135,9 @@ async fn test_partial_recovery_with_defaults() -> DagResult<()> {
         vec![0, 10, 20, 0, 40, 50, 0, 70, 80, 0] // 0 for failed tasks
     }));
 
-    let _ = dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await;
+    let _ = dag
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await;
 
     let result = dag.get(aggregator)?;
     assert_eq!(result.len(), 10);
@@ -159,7 +165,8 @@ async fn test_error_accumulation_pattern() -> DagResult<()> {
         })
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Check accumulated errors
     let error_list = errors.lock().clone();
@@ -197,7 +204,8 @@ async fn test_graceful_degradation() -> DagResult<()> {
         }))
         .depends_on(critical);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Critical path works
     assert_eq!(dag.get(final_task)?, 15);
@@ -228,7 +236,8 @@ async fn test_error_boundary_isolation() -> DagResult<()> {
         .add_task(task_fn::<i32, _, _>(|&x: &i32| x + 5))
         .depends_on(b2);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Group A fails (returns Err)
     assert_eq!(dag.get(a2)?, Err("Group A error"));
@@ -261,7 +270,9 @@ async fn test_compensation_action() -> DagResult<()> {
         }
     }));
 
-    let _ = dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await;
+    let _ = dag
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await;
 
     // Action failed
     assert!(dag.get(action).is_err());

tests/execution/basic.rs

@@ -1,13 +1,12 @@
 // Basic execution tests for DagRunner
 use crate::common::task_fn;
-use futures::FutureExt;
 
 use dagx::*;
 
 #[tokio::test]
 async fn test_empty_dag() {
     let dag = DagRunner::new();
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap(); // Should complete without error
 }
@@ -16,7 +15,7 @@ async fn test_empty_dag() {
 async fn test_single_task() {
     let dag = DagRunner::new();
     let task = dag.add_task(task_fn::<(), _, _>(|_: ()| 42));
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
     assert_eq!(dag.get(task).unwrap(), 42);
@@ -40,7 +39,7 @@ async fn test_deep_chain() {
         .add_task(task_fn::<i32, _, _>(|&x: &i32| x + 1))
         .depends_on(d);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -57,7 +56,7 @@ async fn test_wide_parallel() {
         .map(|i| dag.add_task(task_fn::<(), _, _>(move |_: ()| i * 2)))
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -81,7 +80,7 @@ async fn test_diamond_dependency() {
         .add_task(task_fn::<(i32, i32), _, _>(|(x, y): (&i32, &i32)| x + y))
         .depends_on((&b, &c));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -107,7 +106,7 @@ async fn test_different_output_types() {
         age: 30,
     }));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -140,7 +139,7 @@ async fn test_multiple_sinks() {
         .add_task(task_fn::<i32, _, _>(|&x: &i32| x * 3))
         .depends_on(branch2);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap(); // Should wait for both sinks
 
@@ -162,7 +161,7 @@ async fn test_single_task_inline_path() {
         .add_task(task_fn::<i32, _, _>(|&x: &i32| x + 5))
         .depends_on(t2);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -187,7 +186,7 @@ async fn test_multi_task_spawn_path() {
         .add_task(task_fn::<i32, _, _>(|&x: &i32| x + 3))
         .depends_on(source);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -213,7 +212,7 @@ async fn test_producer_consumer_channels() {
         }))
         .depends_on(producer);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -238,7 +237,7 @@ async fn test_multi_consumer_fanout() {
         .add_task(task_fn::<i32, _, _>(|&x: &i32| x - 5))
         .depends_on(producer);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -266,7 +265,7 @@ async fn test_compute_layers_with_dependents_tracking() {
         .add_task(task_fn::<(i32, i32), _, _>(|(l, r): (&i32, &i32)| l + r))
         .depends_on((&left, &right));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -308,7 +307,7 @@ async fn test_layer_execution_order() {
         }))
         .depends_on(t2);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

tests/execution/integration.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{DagResult, DagRunner, Task};
-use futures::FutureExt;
+
 use std::time::Instant;
 use tokio::time::{sleep, Duration};
 
@@ -68,7 +68,8 @@ async fn integration_test_etl_pipeline() -> DagResult<()> {
     let final_result = dag.add_task(Add).depends_on((&combine12, &transform3));
 
     // Execute pipeline
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Verify
     let result = dag.get(final_result)?;
@@ -98,7 +99,8 @@ async fn integration_test_multi_layer_dag() -> DagResult<()> {
     // Layer 4: Final result
     let final_result = dag.add_task(Add).depends_on((&double_ab, &double_bc));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     let result = dag.get(final_result)?;
     // (1+2)*2 + (2+3)*2 = 6 + 10 = 16
@@ -119,7 +121,8 @@ async fn integration_test_multiple_sinks() -> DagResult<()> {
     let branch2 = dag.add_task(Multiply::new(3)).depends_on(source);
     let branch3 = dag.add_task(Multiply::new(4)).depends_on(source);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // All branches should complete
     assert_eq!(dag.get(branch1)?, 20);
@@ -145,7 +148,8 @@ async fn integration_test_diamond_cascade() -> DagResult<()> {
     let right2 = dag.add_task(Multiply::new(3)).depends_on(sink1);
     let sink2 = dag.add_task(Add).depends_on((&left2, &right2));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     let result = dag.get(sink2)?;
     // Diamond 1: (10*2) + (10*3) = 50
@@ -176,7 +180,8 @@ async fn integration_test_wide_and_deep() -> DagResult<()> {
         final_nodes.push(step3);
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Verify each chain
     for (i, node) in final_nodes.iter().enumerate() {
@@ -195,7 +200,8 @@ async fn integration_test_error_recovery() -> DagResult<()> {
     let source = dag.add_task(LoadValue::new(42));
     let transform = dag.add_task(Multiply::new(2)).depends_on(source);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Should be able to access results
     assert_eq!(dag.get(transform)?, 84);
@@ -231,7 +237,8 @@ async fn integration_test_large_scale() -> DagResult<()> {
         })
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Verify some results
     assert_eq!(dag.get(aggregations[0])?, 1); // First two
@@ -255,7 +262,8 @@ async fn integration_test_reused_values() -> DagResult<()> {
     // Combine some of the results
     let combined = dag.add_task(Add).depends_on((&double, &triple));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     assert_eq!(dag.get(double)?, 200);
     assert_eq!(dag.get(triple)?, 300);
@@ -284,7 +292,8 @@ async fn integration_test_parallel_execution_timing() -> DagResult<()> {
         .collect();
 
     let start = Instant::now();
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
     let elapsed = start.elapsed();
 
     // Verify all tasks completed
@@ -345,7 +354,8 @@ async fn integration_test_parallel_vs_sequential_timing() -> DagResult<()> {
         .depends_on(seq2);
 
     let start = Instant::now();
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
     let elapsed = start.elapsed();
 
     // Verify results

tests/execution/results.rs

@@ -3,7 +3,6 @@ use crate::common::task_fn;
 
 use crate::common::tasks::Counter;
 use dagx::*;
-use futures::FutureExt;
 
 #[tokio::test]
 async fn test_result_type() {
@@ -14,7 +13,7 @@ async fn test_result_type() {
         Err::<i32, String>("error".to_string())
     }));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -29,7 +28,8 @@ async fn test_dag_result_type_works() {
 
     // Test that DagResult<()> works with ? operator pattern
     async fn run_dag(dag: &DagRunner) -> DagResult<()> {
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+            .await?;
         Ok(())
     }
 
@@ -64,7 +64,7 @@ async fn test_error_messages_are_helpful() {
     let err_msg = format!("{}", result.unwrap_err());
     assert!(err_msg.contains("Result not found"));
     assert!(err_msg.contains("task #0")); // Task ID
-    assert!(err_msg.contains("Call dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))"));
+    assert!(err_msg.contains("Call dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })"));
 }
 
 #[tokio::test]
@@ -73,7 +73,9 @@ async fn test_successful_execution_returns_ok() {
     let task = dag.add_task(task_fn::<(), _, _>(|_: ()| 42));
 
     // Should return Ok(())
-    let result = dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await;
+    let result = dag
+        .run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await;
     assert!(result.is_ok());
 
     // Should be able to get value
@@ -87,7 +89,7 @@ async fn test_stateful_tasks() {
     let input = dag.add_task(task_fn::<(), _, _>(|_: ()| 5));
     let counter = dag.add_task(Counter::new(10)).depends_on(input);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -107,7 +109,7 @@ async fn test_task_fn_with_captured_state() {
         .add_task(task_fn::<i32, _, _>(move |&x: &i32| x * multiplier))
         .depends_on(base);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

tests/parallelism/concurrent.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{task, DagRunner};
-use futures::FutureExt;
+
 use std::sync::atomic::{AtomicUsize, Ordering};
 use std::sync::Arc;
 use std::time::Duration;
@@ -31,7 +31,7 @@ async fn test_concurrent_run_calls() {
 
     for _ in 0..5 {
         let dag = Arc::clone(&dag);
-        handles.spawn(async move { dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await });
+        handles.spawn(async move { dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await });
     }
 
     // Only one run should succeed, others should fail with concurrent execution error
@@ -66,7 +66,7 @@ async fn test_concurrent_execution_and_building() {
         .collect();
 
     // Execute the initial DAG
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -95,7 +95,7 @@ async fn test_concurrent_execution_and_building() {
     }
 
     // Execute again with the new tasks
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 }
@@ -139,7 +139,7 @@ async fn test_dag_builder_thread_safety() {
     assert_eq!(counter.load(Ordering::SeqCst), 10);
 
     // Execute the combined DAG
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -161,7 +161,7 @@ async fn test_concurrent_get_operations() {
         .map(|i| dag.add_task(task_fn::<(), _, _>(move |_: ()| i)))
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -213,7 +213,7 @@ async fn test_no_race_in_dependency_tracking() {
     }
 
     // Execute
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -273,7 +273,7 @@ async fn test_high_concurrency_stress() {
     assert_eq!(completed.load(Ordering::SeqCst), 1000);
 
     // The DAG should still be executable
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 }
@@ -363,7 +363,7 @@ async fn test_atomic_dag_operations() {
     assert_eq!(deps.len(), 50);
 
     // Execute and verify
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -416,7 +416,7 @@ async fn test_no_deadlock_on_circular_waiting() {
     assert!(result.is_ok(), "Deadlock detected - operation timed out");
 
     // Should be able to execute the DAG
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 }

tests/parallelism/execution.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{task, DagResult, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 use std::sync::{Arc, Mutex};
 use std::time::{Duration, Instant};
 use tokio::time::sleep;
@@ -87,7 +87,7 @@ async fn test_layers_execute_in_parallel() -> DagResult<()> {
         .depends_on((&layer1[0], &layer1[1], &layer1[2]))
     };
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(final_task)?, 33); // (0+1) + (10+1) + (20+1)
 
@@ -213,7 +213,7 @@ async fn test_completion_order_matches_dependencies() -> DagResult<()> {
         .depends_on(c)
     };
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(d)?, 6); // (1 + 2) * 2
 
@@ -313,7 +313,7 @@ async fn test_dependent_tasks_respect_ordering() -> DagResult<()> {
         .depends_on(c)
     };
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     // Verify results
     assert_eq!(dag.get(a)?, 1);

tests/parallelism/spawning.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{DagResult, DagRunner};
-use futures::FutureExt;
+
 use std::sync::atomic::{AtomicUsize, Ordering};
 use std::sync::Arc;
 
@@ -27,7 +27,8 @@ async fn test_spawner_actually_spawns_tasks() -> DagResult<()> {
         .collect();
 
     // Custom spawner that counts invocations
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Verify all tasks were spawned
     for (i, task) in tasks.into_iter().enumerate() {

tests/parallelism/threads.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{task, DagResult, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 use std::collections::HashSet;
 use std::sync::atomic::{AtomicUsize, Ordering};
 use std::sync::{Arc, Mutex};
@@ -52,7 +52,8 @@ async fn test_tasks_run_on_different_threads() -> DagResult<()> {
         })
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Verify all tasks completed
     for task in tasks.into_iter() {
@@ -129,7 +130,8 @@ async fn test_concurrent_execution_with_atomic_counter() -> DagResult<()> {
         })
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Verify all tasks completed
     for (i, task) in tasks.into_iter().enumerate() {
@@ -212,7 +214,8 @@ async fn test_diamond_parallel_execution() -> DagResult<()> {
         .add_task(task_fn::<(i32, i32), _, _>(|(a, b): (&i32, &i32)| a + b))
         .depends_on((&parallel1, &parallel2));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     assert_eq!(dag.get(sink)?, 500); // (100 * 2) + (100 * 3)
 
@@ -279,7 +282,8 @@ async fn test_massive_parallel_fanout() -> DagResult<()> {
         .collect();
 
     let start = Instant::now();
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
     let elapsed = start.elapsed();
 
     // All should complete

tests/parallelism/timing.rs

@@ -1,7 +1,7 @@
 //! Tests for timing and speedup verification
 
 use dagx::{task, DagResult, DagRunner};
-use futures::FutureExt;
+
 use std::time::{Duration, Instant};
 use tokio::time::sleep;
 
@@ -29,7 +29,8 @@ async fn test_parallel_execution_speedup() -> DagResult<()> {
         .collect();
 
     let start = Instant::now();
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
     let elapsed = start.elapsed();
 
     // Verify all tasks completed

tests/patterns/butterfly.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{DagResult, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 use std::sync::atomic::{AtomicUsize, Ordering};
 use std::sync::Arc;
 
@@ -52,7 +52,8 @@ async fn test_butterfly_network() -> DagResult<()> {
             .depends_on((&layer1[3], &layer1[7])),
     ];
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Verify some outputs exist
     for task in &layer2 {
@@ -107,7 +108,8 @@ async fn test_recursive_butterfly() -> DagResult<()> {
 
     let outputs = build_butterfly(&dag, inputs);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     assert_eq!(outputs.len(), 4);
     for output in outputs {
@@ -158,7 +160,8 @@ async fn test_benes_network() -> DagResult<()> {
             .depends_on((&stage1[1], &stage1[3])),
     ];
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     for output in outputs {
         let _ = dag.get(output)?;
@@ -212,7 +215,8 @@ async fn test_shuffle_exchange_network() -> DagResult<()> {
         })
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     assert_eq!(counter.load(Ordering::Relaxed), 8);
 

tests/patterns/complex.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{DagResult, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 use std::sync::atomic::{AtomicUsize, Ordering};
 use std::sync::Arc;
 
@@ -60,7 +60,8 @@ async fn test_workflow_with_conditional_paths() -> DagResult<()> {
         }))
         .depends_on(combine);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     assert_eq!(dag.get(process)?, 84);
     let result = dag.get(final_result)?;
@@ -147,7 +148,8 @@ async fn test_map_reduce_pattern() -> DagResult<()> {
         ))
         .depends_on((&reducers[0], &reducers[1], &reducers[2], &reducers[3]));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     let result = dag.get(final_task)?;
     assert!(result > 0);
@@ -198,7 +200,8 @@ async fn test_pipeline_with_feedback() -> DagResult<()> {
         }))
         .depends_on(stage3);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     assert_eq!(dag.get(stage1)?, 2);
     assert_eq!(dag.get(stage3)?, 12);
@@ -244,7 +247,8 @@ async fn test_scatter_gather_pattern() -> DagResult<()> {
         ))
         .depends_on((&workers[0], &workers[1], &workers[2], &workers[3]));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Sum of 10+20+30+40+50+60+70+80 = 360
     assert_eq!(dag.get(gather)?, 360);
@@ -323,7 +327,8 @@ async fn test_fork_join_with_barriers() -> DagResult<()> {
         }))
         .depends_on(barrier);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     let _ = dag.get(join)?;
     assert_eq!(phase_counter.load(Ordering::SeqCst), 2);

tests/patterns/grid.rs

@@ -2,7 +2,6 @@
 
 use crate::common::task_fn;
 use dagx::{DagResult, DagRunner};
-use futures::FutureExt;
 
 #[tokio::test]
 async fn test_2d_grid_pattern() -> DagResult<()> {
@@ -37,7 +36,8 @@ async fn test_2d_grid_pattern() -> DagResult<()> {
         }
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Check corner values
     let bottom_right = dag.get(grid[3][3].as_ref().unwrap())?;
@@ -102,7 +102,8 @@ async fn test_3d_grid_pattern() -> DagResult<()> {
         }
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Check that all cells have values
     for row in &grid {
@@ -176,7 +177,8 @@ async fn test_hexagonal_grid() -> DagResult<()> {
         hex_grid.insert((q, r), task);
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Verify center and some ring values
     assert_eq!(dag.get(hex_grid.get(&(0, 0)).unwrap())?, 100);
@@ -225,7 +227,8 @@ async fn test_toroidal_grid() -> DagResult<()> {
         }
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Verify all torus tasks completed
     for task in torus_tasks {

tests/patterns/tree.rs

@@ -2,7 +2,6 @@
 
 use crate::common::task_fn;
 use dagx::{DagResult, DagRunner, TaskHandle};
-use futures::FutureExt;
 
 #[tokio::test]
 async fn test_binary_tree_reduction() -> DagResult<()> {
@@ -36,7 +35,8 @@ async fn test_binary_tree_reduction() -> DagResult<()> {
 
     let root = current_level[0];
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Sum of powers of 2 from 0 to 7: 1+2+4+8+16+32+64+128 = 255
     assert_eq!(dag.get(root)?, 255);
@@ -67,7 +67,8 @@ async fn test_n_ary_tree() -> DagResult<()> {
 
     let root = build_tree(&dag, 3, 1);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     let result = dag.get(root)?;
     assert!(result > 0);
@@ -114,7 +115,8 @@ async fn test_unbalanced_tree() -> DagResult<()> {
         .add_task(task_fn::<(i32, i32), _, _>(|(a, b): (&i32, &i32)| a * b))
         .depends_on((&a, &b));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     assert_eq!(dag.get(f)?, 1);
     assert_eq!(dag.get(c)?, 2);
@@ -166,7 +168,8 @@ async fn test_trie_like_structure() -> DagResult<()> {
         .add_task(task_fn::<String, _, _>(|v: &String| format!("{}/log", v)))
         .depends_on(var);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     assert_eq!(dag.get(usr_bin)?, "root/usr/bin");
     assert_eq!(dag.get(usr_lib)?, "root/usr/lib");
@@ -221,7 +224,8 @@ async fn test_balanced_k_ary_tree() -> DagResult<()> {
 
     let root = create_balanced_tree(&dag, DEPTH, K, 0);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     let result = dag.get(root)?;
     assert!(result > 0);
@@ -268,7 +272,8 @@ async fn test_merkle_tree_pattern() -> DagResult<()> {
 
     let root_hash = current_level[0];
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     let result = dag.get(root_hash)?;
     assert!(result.starts_with("hash"));

tests/performance/mod.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::DagRunner;
-use futures::FutureExt;
+
 use std::sync::Arc;
 use std::time::{Duration, Instant};
 
@@ -27,7 +27,7 @@ async fn test_deep_chain_100_levels() {
 
     // Execute
     let start = Instant::now();
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
     let exec_time = start.elapsed();
@@ -88,7 +88,7 @@ async fn test_stress_mixed_patterns() {
 
     // Execute
     let start = Instant::now();
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
     let exec_time = start.elapsed();

tests/runtimes/compatibility.rs

@@ -1,7 +1,7 @@
 //! Runtime integration tests - verify dagx works correctly across different runtimes
 
 use dagx::{DagResult, DagRunner};
-use futures::FutureExt;
+
 
 struct Value(i32);
 #[dagx::task]
@@ -27,7 +27,7 @@ async fn runtime_integration_tokio() -> DagResult<()> {
     let b = dag.add_task(Value(20));
     let sum = dag.add_task(Add).depends_on((a, b));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() }).await?;
 
     assert_eq!(dag.get(sum)?, 30);
     Ok(())

tests/runtimes/quirky.rs

@@ -15,8 +15,8 @@
 
 use crate::common::task_fn;
 use dagx::{DagRunner, TaskHandle};
-use futures::task::SpawnExt;
 use futures_executor::ThreadPool;
+use futures_util::task::SpawnExt;
 use std::sync::atomic::{AtomicUsize, Ordering};
 use std::sync::Arc;
 

tests/task_patterns/combined.rs

@@ -3,7 +3,7 @@ use crate::common::task_fn;
 // Comprehensive test showing all three patterns working together
 
 use dagx::*;
-use futures::FutureExt;
+
 use std::sync::atomic::{AtomicUsize, Ordering};
 use std::sync::Arc;
 
@@ -53,7 +53,7 @@ async fn test_all_three_task_patterns() {
     // Pattern 3: Mutable accumulation
     let accumulated = dag.add_task(MutableAccumulator(10)).depends_on(doubled); // 10 + 16 = 26
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -90,7 +90,7 @@ async fn test_parallel_execution() {
         3
     }));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -111,7 +111,7 @@ async fn test_task_fn_with_captured_state() {
         .add_task(task_fn::<i32, _, _>(move |&x: &i32| x * multiplier))
         .depends_on(base);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

tests/task_patterns/readonly.rs

@@ -3,7 +3,6 @@ use crate::common::task_fn;
 // These tests verify the read-only state pattern using &self
 
 use dagx::*;
-use futures::FutureExt;
 
 // Read-only state tasks
 struct ReadOnlyValue(i32);
@@ -43,7 +42,7 @@ async fn test_readonly_state_basic() {
 
     let value = dag.add_task(ReadOnlyValue(42));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
     assert_eq!(dag.get(value).unwrap(), 42);
@@ -57,7 +56,7 @@ async fn test_readonly_state_with_input() {
     let input = dag.add_task(task_fn::<(), _, _>(|_: ()| 5));
     let result = dag.add_task(ReadOnlyMultiplier(7)).depends_on(input);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
     assert_eq!(dag.get(result).unwrap(), 35);
@@ -84,7 +83,7 @@ async fn test_readonly_state_multiple_uses() {
     };
     let result2 = dag.add_task(config2).depends_on(input2);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
     assert_eq!(dag.get(result1).unwrap(), 35); // (10 * 3) + 5

tests/task_patterns/stateless.rs

@@ -1,6 +1,5 @@
 // Stateless task pattern tests
 use crate::common::task_fn;
-use futures::FutureExt;
 
 use dagx::*;
 
@@ -86,7 +85,7 @@ async fn test_stateless_basic() {
     let y = dag.add_task(task_fn::<(), _, _>(|_: ()| 20));
     let sum = dag.add_task(StatelessAdd).depends_on((x, y));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
     assert_eq!(dag.get(sum).unwrap(), 30);
@@ -100,7 +99,7 @@ async fn test_stateless_single_input() {
     let input = dag.add_task(task_fn::<(), _, _>(|_: ()| 21));
     let doubled = dag.add_task(StatelessDouble).depends_on(input);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
     assert_eq!(dag.get(doubled).unwrap(), 42);
@@ -113,7 +112,7 @@ async fn test_stateless_no_input() {
 
     let source = dag.add_task(StatelessSource);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
     assert_eq!(dag.get(source).unwrap(), 42);
@@ -130,7 +129,7 @@ async fn test_stateless_multiple_inputs() {
 
     let result = dag.add_task(StatelessFormat).depends_on((num, text, flag));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
     assert_eq!(dag.get(result).unwrap(), "test: 42 (true)");
@@ -169,7 +168,7 @@ async fn test_stateless_mixed_with_stateful() {
     // Stateful counter
     let counted = dag.add_task(Counter::new(10)).depends_on(product);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -187,7 +186,7 @@ async fn test_stateless_chain() {
     let step2 = dag.add_task(StatelessInc).depends_on(step1);
     let step3 = dag.add_task(StatelessInc).depends_on(step2);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -208,7 +207,7 @@ async fn test_stateless_parallel() {
         })
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -229,7 +228,7 @@ async fn test_stateless_with_string_types() {
 
     let greeting = dag.add_task(StatelessConcat).depends_on((hello, world));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

tests/timing/concurrent_access.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{task, DagResult, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
 use std::sync::Arc;
 use std::time::Duration;
@@ -32,7 +32,8 @@ async fn test_concurrent_result_retrieval() -> DagResult<()> {
         .collect();
 
     // Execute the DAG
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Now try to get results concurrently from multiple threads
     let mut get_handles = Vec::new();
@@ -83,7 +84,8 @@ async fn test_simultaneous_dag_building_and_execution() -> DagResult<()> {
     tokio::time::sleep(tokio::time::Duration::from_millis(10)).await;
 
     // Execute the DAG
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Get the additional tasks
     let additional_tasks = build_handle.await.unwrap();
@@ -97,7 +99,8 @@ async fn test_simultaneous_dag_building_and_execution() -> DagResult<()> {
     // (they need another run cycle)
     if building_complete.load(Ordering::SeqCst) {
         // Run again for the new tasks
-        dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+        dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+            .await?;
 
         // Now they should have results
         for (i, task) in additional_tasks.iter().enumerate() {
@@ -139,7 +142,8 @@ async fn test_concurrent_dependency_resolution() -> DagResult<()> {
         })
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Check all completed
     assert_eq!(resolution_counter.load(Ordering::SeqCst), 101);
@@ -212,7 +216,8 @@ async fn test_read_write_race_patterns() -> DagResult<()> {
         })
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Verify readers saw their writer's data
     for reader in &readers {
@@ -265,7 +270,8 @@ async fn test_atomic_counter_races() -> DagResult<()> {
         })
         .collect();
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Final counter should be 200 * 100 = 20000
     assert_eq!(counter.load(Ordering::SeqCst), 20000);
@@ -299,7 +305,8 @@ async fn test_multiple_dag_runners_interaction() -> DagResult<()> {
                 })
                 .collect();
 
-            dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+            dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+                .await?;
 
             // Collect results
             let mut results = Vec::new();

tests/timing/interleaving.rs

@@ -2,7 +2,7 @@
 
 use crate::common::task_fn;
 use dagx::{task, DagResult, DagRunner, TaskHandle};
-use futures::FutureExt;
+
 use std::sync::atomic::{AtomicUsize, Ordering};
 use std::sync::Arc;
 use tokio::sync::Barrier;
@@ -58,7 +58,8 @@ async fn test_forced_interleaving_with_barriers() -> DagResult<()> {
         ))
         .depends_on((t1, t2, t3));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     assert_eq!(dag.get(collector)?, 6);
 
@@ -186,7 +187,8 @@ async fn test_alternating_execution_pattern() -> DagResult<()> {
             .depends_on(chain_b);
     }
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Check alternating pattern
     let event_list = events.lock().clone();
@@ -262,7 +264,8 @@ async fn test_layered_interleaving() -> DagResult<()> {
         })
         .depends_on((&layer2[0], &layer2[1]));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     // Sum of 0+1+2+3 = 6
     assert_eq!(dag.get(layer3)?, 6);
@@ -368,7 +371,8 @@ async fn test_cross_branch_synchronization() -> DagResult<()> {
         .add_task(task_fn::<(i32, i32), _, _>(|(a, b): (&i32, &i32)| a + b))
         .depends_on((&a2, &b2));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap)).await?;
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
+        .await?;
 
     assert_eq!(dag.get(merge)?, 13); // 2 + 11
 

tests/tracing/with_tracing.rs

@@ -1,7 +1,7 @@
 //! Tests with tracing feature enabled
 
 use dagx::{task, DagRunner};
-use futures::FutureExt;
+
 use tracing_subscriber::{fmt, EnvFilter};
 
 struct Value(i32);
@@ -45,7 +45,7 @@ async fn test_tracing_with_subscriber() {
     let b = dag.add_task(Value(3));
     let sum = dag.add_task(Add).depends_on((a, b));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -68,7 +68,7 @@ async fn test_tracing_with_complex_dag() {
     let right = dag.add_task(Multiply).depends_on((&source, &source));
     let sink = dag.add_task(Add).depends_on((&left, &right));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -94,7 +94,7 @@ async fn test_tracing_inline_execution() {
     let b = dag.add_task(Add).depends_on((&a, &a));
     let c = dag.add_task(Multiply).depends_on((&b, &b));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -128,7 +128,7 @@ async fn test_tracing_multiple_layers() {
     // Layer 2
     let final_sum = dag.add_task(Add).depends_on((&sum12, &mul23));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

tests/tracing/without_tracing.rs

@@ -1,7 +1,6 @@
 //! Tests that the library works correctly without tracing feature
 
 use dagx::{task, DagRunner};
-use futures::FutureExt;
 
 struct Value(i32);
 
@@ -29,7 +28,7 @@ async fn test_basic_dag_without_tracing() {
     let b = dag.add_task(Value(3));
     let sum = dag.add_task(Add).depends_on((a, b));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -50,7 +49,7 @@ async fn test_complex_dag_without_tracing() {
     let sum34 = dag.add_task(Add).depends_on((v3, v4));
     let final_sum = dag.add_task(Add).depends_on((&sum12, &sum34));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 

tests/type_safety/mod.rs

@@ -1,6 +1,6 @@
 // Type safety tests for TaskHandle
 use crate::common::task_fn;
-use futures::FutureExt;
+
 // These tests verify dagx's compile-time type safety guarantees.
 // Tests cover both runtime behavior (wrong types return None) and
 // compile-time checking (type mismatches fail to compile).
@@ -16,7 +16,7 @@ async fn test_get_with_wrong_type_returns_none() {
     let int_task = dag.add_task(task_fn::<(), _, _>(|_: ()| 42i32));
 
     // Run DAG
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -37,7 +37,7 @@ async fn test_handle_preserves_type() {
     let string_task = dag.add_task(task_fn::<(), _, _>(|_: ()| "hello".to_string()));
     let int_task = dag.add_task(task_fn::<(), _, _>(|_: ()| 42i32));
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();
 
@@ -63,7 +63,7 @@ async fn test_type_safety_handle_reuse() {
         .add_task(task_fn::<i32, _, _>(|&x: &i32| x * 3))
         .depends_on(source);
 
-    dag.run(|fut| tokio::spawn(fut).map(Result::unwrap))
+    dag.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
         .await
         .unwrap();