Add a generic WasmAstNode enum.

src/wasm/document.rs

@@ -4,6 +4,7 @@ use organic::types::Document;
 use serde::Deserialize;
 use serde::Serialize;
 
+use super::ast_node::WasmAstNode;
 use super::macros::to_wasm;
 use super::standard_properties::WasmStandardProperties;
 use super::to_wasm::ToWasm;
@@ -31,3 +32,9 @@ to_wasm!(
         })
     }
 );
+
+impl<'s> Into<WasmAstNode<'s>> for WasmDocument<'s> {
+    fn into(self) -> WasmAstNode<'s> {
+        WasmAstNode::Document(self)
+    }
+}