fix(stubs): include doc comments in __construct() stubs

Refs: extphprs#497

Author: Xenira

crates/macros/src/function.rs

@@ -337,6 +337,7 @@ impl<'a> Function<'a> {
                 .variadic()
             }
         });
+        let docs = &self.docs;
 
         quote! {
             ::ext_php_rs::class::ConstructorMeta {
@@ -359,6 +360,7 @@ impl<'a> Function<'a> {
                 build_fn: {
                     fn inner(func: ::ext_php_rs::builders::FunctionBuilder) -> ::ext_php_rs::builders::FunctionBuilder {
                         func
+                            .docs(&[#(#docs),*])
                             #(.arg(#required_args))*
                             .not_required()
                             #(.arg(#not_required_args))*

tests/src/integration/class/mod.rs

@@ -53,6 +53,9 @@ pub struct TestClassArrayAccess {}
 
 #[php_impl]
 impl TestClassArrayAccess {
+    /// Constructor
+    /// doc
+    /// comment
     pub fn __construct() -> Self {
         Self {}
     }