feat: bin flag for serve and build

packages/cli/src/cli/autoformat.rs

@@ -78,7 +78,7 @@ impl Autoformat {
 ///
 /// Doesn't do mod-descending, so it will still try to format unreachable files. TODO.
 async fn autoformat_project(check: bool) -> Result<()> {
-    let crate_config = crate::CrateConfig::new()?;
+    let crate_config = crate::CrateConfig::new(None)?;
 
     let mut files_to_format = vec![];
     collect_rs_files(&crate_config.crate_dir, &mut files_to_format);

packages/cli/src/cli/build.rs

@@ -13,7 +13,7 @@ pub struct Build {
 
 impl Build {
     pub fn build(self) -> Result<()> {
-        let mut crate_config = crate::CrateConfig::new()?;
+        let mut crate_config = crate::CrateConfig::new(self.build.bin)?;
 
         // change the release state.
         crate_config.with_release(self.build.release);

packages/cli/src/cli/cfg.rs

@@ -32,6 +32,10 @@ pub struct ConfigOptsBuild {
     /// Space separated list of features to activate
     #[clap(long)]
     pub features: Option<Vec<String>>,
+
+    /// The binary to serve
+    #[clap(long)]
+    pub bin: Option<PathBuf>,
 }
 
 #[derive(Clone, Debug, Default, Deserialize, Parser)]
@@ -86,6 +90,10 @@ pub struct ConfigOptsServe {
     /// Space separated list of features to activate
     #[clap(long)]
     pub features: Option<Vec<String>>,
+
+    /// The binary to serve
+    #[clap(long)]
+    pub bin: Option<PathBuf>,
 }
 
 /// Ensure the given value for `--public-url` is formatted correctly.

packages/cli/src/cli/clean.rs

@@ -7,7 +7,7 @@ pub struct Clean {}
 
 impl Clean {
     pub fn clean(self) -> Result<()> {
-        let crate_config = crate::CrateConfig::new()?;
+        let crate_config = crate::CrateConfig::new(None)?;
 
         let output = Command::new("cargo")
             .arg("clean")

packages/cli/src/cli/config.rs

@@ -48,7 +48,7 @@ impl Config {
                 log::info!("🚩 Init config file completed.");
             }
             Config::FormatPrint {} => {
-                println!("{:#?}", crate::CrateConfig::new()?.dioxus_config);
+                println!("{:#?}", crate::CrateConfig::new(None)?.dioxus_config);
             }
             Config::CustomHtml {} => {
                 let html_path = crate_root.join("index.html");

packages/cli/src/cli/serve.rs

@@ -16,7 +16,7 @@ pub struct Serve {
 
 impl Serve {
     pub async fn serve(self) -> Result<()> {
-        let mut crate_config = crate::CrateConfig::new()?;
+        let mut crate_config = crate::CrateConfig::new(self.serve.bin)?;
 
         // change the relase state.
         crate_config.with_hot_reload(self.serve.hot_reload);

packages/cli/src/config.rs

@@ -176,14 +176,19 @@ pub enum ExecutableType {
 }
 
 impl CrateConfig {
-    pub fn new() -> Result<Self> {
+    pub fn new(bin: Option<PathBuf>) -> Result<Self> {
         let dioxus_config = DioxusConfig::load()?.unwrap_or_default();
 
+        let crate_root = crate::cargo::crate_root()?;
+
         let crate_dir = if let Some(package) = &dioxus_config.application.sub_package {
-            crate::cargo::crate_root()?.join(package)
+            crate_root.join(package)
+        } else if let Some(bin) = bin {
+            crate_root.join(bin)
         } else {
-            crate::cargo::crate_root()?
+            crate_root
         };
+
         let meta = crate::cargo::Metadata::get()?;
         let workspace_dir = meta.workspace_root;
         let target_dir = meta.target_directory;
@@ -202,8 +207,9 @@ impl CrateConfig {
 
         let manifest = cargo_toml::Manifest::from_path(cargo_def).unwrap();
 
-        let output_filename = {
+        let mut output_filename = String::from("dioxus_app");
-            match &manifest.package.as_ref().unwrap().default_run {
+        if let Some(package) = &manifest.package.as_ref() {
+            output_filename = match &package.default_run {
                 Some(default_run_target) => default_run_target.to_owned(),
                 None => manifest
                     .bin
@@ -216,9 +222,10 @@ impl CrateConfig {
                     .or(manifest.bin.first())
                     .or(manifest.lib.as_ref())
                     .and_then(|prod| prod.name.clone())
-                    .expect("No executable or library found from cargo metadata."),
+                    .unwrap_or(String::from("dioxus_app")),
-            }
+            };
-        };
+        }
+
         let executable = ExecutableType::Binary(output_filename);
 
         let release = false;