Move the document trait into a separate crate (#3035)

* add a default head method through eval
* remove the old document trait
* implement document for each platform
* pull out document into a dedicated crate to cut down on shared dependencies
---------

Co-authored-by: Jonathan Kelley <jkelleyrtp@gmail.com>

packages/dioxus/Cargo.toml

@@ -13,6 +13,7 @@ rust-version = "1.79.0"
 [dependencies]
 dioxus-core = { workspace = true }
 dioxus-html = { workspace = true, default-features = false, optional = true }
+dioxus-document = { workspace = true, optional = true }
 dioxus-core-macro = { workspace = true, optional = true }
 dioxus-config-macro = { workspace = true, optional = true }
 dioxus-hooks = { workspace = true, optional = true }
@@ -44,7 +45,7 @@ devtools = ["dep:dioxus-devtools", "dioxus-web?/devtools", "dioxus-fullstack?/de
 mounted = ["dioxus-web?/mounted", "dioxus-html?/mounted"]
 file_engine = ["dioxus-web?/file_engine"]
 asset = ["dep:manganis", "dioxus-core/manganis"]
-document = ["dioxus-web?/document", "dioxus-html?/document"]
+document = ["dioxus-web?/document", "dioxus-document"]
 
 launch = ["dep:dioxus-config-macro"]
 router = ["dep:dioxus-router"]

packages/dioxus/src/launch.rs

@@ -330,7 +330,7 @@ fn web_launch(
                 #[cfg(all(feature = "static-generation", not(feature = "fullstack")))]
                 use dioxus_static_site_generation::document;
                 let document = std::rc::Rc::new(document::web::FullstackWebDocument)
-                    as std::rc::Rc<dyn crate::prelude::Document>;
+                    as std::rc::Rc<dyn crate::prelude::document::Document>;
                 vdom.provide_root_context(document);
             }
             vdom

packages/dioxus/src/lib.rs

@@ -50,6 +50,10 @@ pub mod events {
     pub use dioxus_html::prelude::*;
 }
 
+#[cfg(feature = "document")]
+#[cfg_attr(docsrs, doc(cfg(feature = "document")))]
+pub use dioxus_document as document;
+
 #[cfg(feature = "html")]
 #[cfg_attr(docsrs, doc(cfg(feature = "html")))]
 pub use dioxus_html as html;
@@ -59,6 +63,13 @@ pub use dioxus_html as html;
 pub use dioxus_core_macro as core_macro;
 
 pub mod prelude {
+    #[cfg(feature = "document")]
+    #[cfg_attr(docsrs, doc(cfg(feature = "document")))]
+    pub use dioxus_document as document;
+
+    #[cfg(feature = "launch")]
+    #[cfg_attr(docsrs, doc(cfg(feature = "launch")))]
+    pub use crate::launch::*;
 
     #[cfg(feature = "hooks")]
     #[cfg_attr(docsrs, doc(cfg(feature = "hooks")))]