Add function to get constructor objects by name

1 files changed, 210 insertions, 0 deletions

diff --git a/components/script/dom/bindings/interface.rs b/components/script/dom/bindings/interface.rs
index 517adbde425..33ce8954c62 100644
--- a/components/script/dom/bindings/interface.rs
+++ b/components/script/dom/bindings/interface.rs
@@ -4,12 +4,79 @@
 
 //! Machinery to initialise interface prototype objects and interface objects.
 
+use dom::bindings::codegen::Bindings::HTMLAnchorElementBinding;
+use dom::bindings::codegen::Bindings::HTMLAreaElementBinding;
+use dom::bindings::codegen::Bindings::HTMLAudioElementBinding;
+use dom::bindings::codegen::Bindings::HTMLBRElementBinding;
+use dom::bindings::codegen::Bindings::HTMLBaseElementBinding;
+use dom::bindings::codegen::Bindings::HTMLBodyElementBinding;
+use dom::bindings::codegen::Bindings::HTMLButtonElementBinding;
+use dom::bindings::codegen::Bindings::HTMLCanvasElementBinding;
+use dom::bindings::codegen::Bindings::HTMLDListElementBinding;
+use dom::bindings::codegen::Bindings::HTMLDataElementBinding;
+use dom::bindings::codegen::Bindings::HTMLDataListElementBinding;
+use dom::bindings::codegen::Bindings::HTMLDetailsElementBinding;
+use dom::bindings::codegen::Bindings::HTMLDialogElementBinding;
+use dom::bindings::codegen::Bindings::HTMLDirectoryElementBinding;
+use dom::bindings::codegen::Bindings::HTMLDivElementBinding;
+use dom::bindings::codegen::Bindings::HTMLElementBinding;
+use dom::bindings::codegen::Bindings::HTMLEmbedElementBinding;
+use dom::bindings::codegen::Bindings::HTMLFieldSetElementBinding;
+use dom::bindings::codegen::Bindings::HTMLFontElementBinding;
+use dom::bindings::codegen::Bindings::HTMLFormElementBinding;
+use dom::bindings::codegen::Bindings::HTMLFrameElementBinding;
+use dom::bindings::codegen::Bindings::HTMLFrameSetElementBinding;
+use dom::bindings::codegen::Bindings::HTMLHRElementBinding;
+use dom::bindings::codegen::Bindings::HTMLHeadElementBinding;
+use dom::bindings::codegen::Bindings::HTMLHeadingElementBinding;
+use dom::bindings::codegen::Bindings::HTMLHtmlElementBinding;
+use dom::bindings::codegen::Bindings::HTMLIFrameElementBinding;
+use dom::bindings::codegen::Bindings::HTMLImageElementBinding;
+use dom::bindings::codegen::Bindings::HTMLInputElementBinding;
+use dom::bindings::codegen::Bindings::HTMLLIElementBinding;
+use dom::bindings::codegen::Bindings::HTMLLabelElementBinding;
+use dom::bindings::codegen::Bindings::HTMLLegendElementBinding;
+use dom::bindings::codegen::Bindings::HTMLLinkElementBinding;
+use dom::bindings::codegen::Bindings::HTMLMapElementBinding;
+use dom::bindings::codegen::Bindings::HTMLMetaElementBinding;
+use dom::bindings::codegen::Bindings::HTMLMeterElementBinding;
+use dom::bindings::codegen::Bindings::HTMLModElementBinding;
+use dom::bindings::codegen::Bindings::HTMLOListElementBinding;
+use dom::bindings::codegen::Bindings::HTMLObjectElementBinding;
+use dom::bindings::codegen::Bindings::HTMLOptGroupElementBinding;
+use dom::bindings::codegen::Bindings::HTMLOptionElementBinding;
+use dom::bindings::codegen::Bindings::HTMLOutputElementBinding;
+use dom::bindings::codegen::Bindings::HTMLParagraphElementBinding;
+use dom::bindings::codegen::Bindings::HTMLParamElementBinding;
+use dom::bindings::codegen::Bindings::HTMLPreElementBinding;
+use dom::bindings::codegen::Bindings::HTMLProgressElementBinding;
+use dom::bindings::codegen::Bindings::HTMLQuoteElementBinding;
+use dom::bindings::codegen::Bindings::HTMLScriptElementBinding;
+use dom::bindings::codegen::Bindings::HTMLSelectElementBinding;
+use dom::bindings::codegen::Bindings::HTMLSourceElementBinding;
+use dom::bindings::codegen::Bindings::HTMLSpanElementBinding;
+use dom::bindings::codegen::Bindings::HTMLStyleElementBinding;
+use dom::bindings::codegen::Bindings::HTMLTableCaptionElementBinding;
+use dom::bindings::codegen::Bindings::HTMLTableColElementBinding;
+use dom::bindings::codegen::Bindings::HTMLTableDataCellElementBinding;
+use dom::bindings::codegen::Bindings::HTMLTableElementBinding;
+use dom::bindings::codegen::Bindings::HTMLTableHeaderCellElementBinding;
+use dom::bindings::codegen::Bindings::HTMLTableRowElementBinding;
+use dom::bindings::codegen::Bindings::HTMLTableSectionElementBinding;
+use dom::bindings::codegen::Bindings::HTMLTemplateElementBinding;
+use dom::bindings::codegen::Bindings::HTMLTextAreaElementBinding;
+use dom::bindings::codegen::Bindings::HTMLTimeElementBinding;
+use dom::bindings::codegen::Bindings::HTMLTitleElementBinding;
+use dom::bindings::codegen::Bindings::HTMLTrackElementBinding;
+use dom::bindings::codegen::Bindings::HTMLUListElementBinding;
+use dom::bindings::codegen::Bindings::HTMLVideoElementBinding;
 use dom::bindings::codegen::InterfaceObjectMap::Globals;
 use dom::bindings::codegen::PrototypeList;
 use dom::bindings::constant::{ConstantSpec, define_constants};
 use dom::bindings::conversions::{DOM_OBJECT_SLOT, get_dom_class};
 use dom::bindings::guard::Guard;
 use dom::bindings::utils::{DOM_PROTOTYPE_SLOT, ProtoOrIfaceArray, get_proto_or_iface_array};
+use html5ever::LocalName;
 use js::error::throw_type_error;
 use js::glue::{RUST_SYMBOL_TO_JSID, UncheckedUnwrapObject};
 use js::jsapi::{Class, ClassOps, CompartmentOptions, GetGlobalForObjectCrossCompartment};
@@ -474,3 +541,146 @@ unsafe extern "C" fn non_new_constructor(
     throw_type_error(cx, "This constructor needs to be called with `new`.");
     false
 }
+
+/// Returns the constructor object for the element associated with the given local name.
+/// This list should only include elements marked with the [HTMLConstructor] extended attribute.
+pub fn get_constructor_object_from_local_name(name: LocalName,
+                                              cx: *mut JSContext,
+                                              global: HandleObject,
+                                              rval: MutableHandleObject)
+                                              -> bool {
+    macro_rules! get_constructor(
+        ($binding:ident) => ({
+            unsafe { $binding::GetConstructorObject(cx, global, rval); }
+            true
+        })
+    );
+
+    match name {
+        local_name!("a")          => get_constructor!(HTMLAnchorElementBinding),
+        local_name!("abbr")       => get_constructor!(HTMLElementBinding),
+        local_name!("acronym")    => get_constructor!(HTMLElementBinding),
+        local_name!("address")    => get_constructor!(HTMLElementBinding),
+        local_name!("area")       => get_constructor!(HTMLAreaElementBinding),
+        local_name!("article")    => get_constructor!(HTMLElementBinding),
+        local_name!("aside")      => get_constructor!(HTMLElementBinding),
+        local_name!("audio")      => get_constructor!(HTMLAudioElementBinding),
+        local_name!("b")          => get_constructor!(HTMLElementBinding),
+        local_name!("base")       => get_constructor!(HTMLBaseElementBinding),
+        local_name!("bdi")        => get_constructor!(HTMLElementBinding),
+        local_name!("bdo")        => get_constructor!(HTMLElementBinding),
+        local_name!("big")        => get_constructor!(HTMLElementBinding),
+        local_name!("blockquote") => get_constructor!(HTMLQuoteElementBinding),
+        local_name!("body")       => get_constructor!(HTMLBodyElementBinding),
+        local_name!("br")         => get_constructor!(HTMLBRElementBinding),
+        local_name!("button")     => get_constructor!(HTMLButtonElementBinding),
+        local_name!("canvas")     => get_constructor!(HTMLCanvasElementBinding),
+        local_name!("caption")    => get_constructor!(HTMLTableCaptionElementBinding),
+        local_name!("center")     => get_constructor!(HTMLElementBinding),
+        local_name!("cite")       => get_constructor!(HTMLElementBinding),
+        local_name!("code")       => get_constructor!(HTMLElementBinding),
+        local_name!("col")        => get_constructor!(HTMLTableColElementBinding),
+        local_name!("colgroup")   => get_constructor!(HTMLTableColElementBinding),
+        local_name!("data")       => get_constructor!(HTMLDataElementBinding),
+        local_name!("datalist")   => get_constructor!(HTMLDataListElementBinding),
+        local_name!("dd")         => get_constructor!(HTMLElementBinding),
+        local_name!("del")        => get_constructor!(HTMLModElementBinding),
+        local_name!("details")    => get_constructor!(HTMLDetailsElementBinding),
+        local_name!("dfn")        => get_constructor!(HTMLElementBinding),
+        local_name!("dialog")     => get_constructor!(HTMLDialogElementBinding),
+        local_name!("dir")        => get_constructor!(HTMLDirectoryElementBinding),
+        local_name!("div")        => get_constructor!(HTMLDivElementBinding),
+        local_name!("dl")         => get_constructor!(HTMLDListElementBinding),
+        local_name!("dt")         => get_constructor!(HTMLElementBinding),
+        local_name!("em")         => get_constructor!(HTMLElementBinding),
+        local_name!("embed")      => get_constructor!(HTMLEmbedElementBinding),
+        local_name!("fieldset")   => get_constructor!(HTMLFieldSetElementBinding),
+        local_name!("figcaption") => get_constructor!(HTMLElementBinding),
+        local_name!("figure")     => get_constructor!(HTMLElementBinding),
+        local_name!("font")       => get_constructor!(HTMLFontElementBinding),
+        local_name!("footer")     => get_constructor!(HTMLElementBinding),
+        local_name!("form")       => get_constructor!(HTMLFormElementBinding),
+        local_name!("frame")      => get_constructor!(HTMLFrameElementBinding),
+        local_name!("frameset")   => get_constructor!(HTMLFrameSetElementBinding),
+        local_name!("h1")         => get_constructor!(HTMLHeadingElementBinding),
+        local_name!("h2")         => get_constructor!(HTMLHeadingElementBinding),
+        local_name!("h3")         => get_constructor!(HTMLHeadingElementBinding),
+        local_name!("h4")         => get_constructor!(HTMLHeadingElementBinding),
+        local_name!("h5")         => get_constructor!(HTMLHeadingElementBinding),
+        local_name!("h6")         => get_constructor!(HTMLHeadingElementBinding),
+        local_name!("head")       => get_constructor!(HTMLHeadElementBinding),
+        local_name!("header")     => get_constructor!(HTMLElementBinding),
+        local_name!("hgroup")     => get_constructor!(HTMLElementBinding),
+        local_name!("hr")         => get_constructor!(HTMLHRElementBinding),
+        local_name!("html")       => get_constructor!(HTMLHtmlElementBinding),
+        local_name!("i")          => get_constructor!(HTMLElementBinding),
+        local_name!("iframe")     => get_constructor!(HTMLIFrameElementBinding),
+        local_name!("img")        => get_constructor!(HTMLImageElementBinding),
+        local_name!("input")      => get_constructor!(HTMLInputElementBinding),
+        local_name!("ins")        => get_constructor!(HTMLModElementBinding),
+        local_name!("kbd")        => get_constructor!(HTMLElementBinding),
+        local_name!("label")      => get_constructor!(HTMLLabelElementBinding),
+        local_name!("legend")     => get_constructor!(HTMLLegendElementBinding),
+        local_name!("li")         => get_constructor!(HTMLLIElementBinding),
+        local_name!("link")       => get_constructor!(HTMLLinkElementBinding),
+        local_name!("listing")    => get_constructor!(HTMLPreElementBinding),
+        local_name!("main")       => get_constructor!(HTMLElementBinding),
+        local_name!("map")        => get_constructor!(HTMLMapElementBinding),
+        local_name!("mark")       => get_constructor!(HTMLElementBinding),
+        local_name!("marquee")    => get_constructor!(HTMLElementBinding),
+        local_name!("meta")       => get_constructor!(HTMLMetaElementBinding),
+        local_name!("meter")      => get_constructor!(HTMLMeterElementBinding),
+        local_name!("nav")        => get_constructor!(HTMLElementBinding),
+        local_name!("nobr")       => get_constructor!(HTMLElementBinding),
+        local_name!("noframes")   => get_constructor!(HTMLElementBinding),
+        local_name!("noscript")   => get_constructor!(HTMLElementBinding),
+        local_name!("object")     => get_constructor!(HTMLObjectElementBinding),
+        local_name!("ol")         => get_constructor!(HTMLOListElementBinding),
+        local_name!("optgroup")   => get_constructor!(HTMLOptGroupElementBinding),
+        local_name!("option")     => get_constructor!(HTMLOptionElementBinding),
+        local_name!("output")     => get_constructor!(HTMLOutputElementBinding),
+        local_name!("p")          => get_constructor!(HTMLParagraphElementBinding),
+        local_name!("param")      => get_constructor!(HTMLParamElementBinding),
+        local_name!("plaintext")  => get_constructor!(HTMLPreElementBinding),
+        local_name!("pre")        => get_constructor!(HTMLPreElementBinding),
+        local_name!("progress")   => get_constructor!(HTMLProgressElementBinding),
+        local_name!("q")          => get_constructor!(HTMLQuoteElementBinding),
+        local_name!("rp")         => get_constructor!(HTMLElementBinding),
+        local_name!("rt")         => get_constructor!(HTMLElementBinding),
+        local_name!("ruby")       => get_constructor!(HTMLElementBinding),
+        local_name!("s")          => get_constructor!(HTMLElementBinding),
+        local_name!("samp")       => get_constructor!(HTMLElementBinding),
+        local_name!("script")     => get_constructor!(HTMLScriptElementBinding),
+        local_name!("section")    => get_constructor!(HTMLElementBinding),
+        local_name!("select")     => get_constructor!(HTMLSelectElementBinding),
+        local_name!("small")      => get_constructor!(HTMLElementBinding),
+        local_name!("source")     => get_constructor!(HTMLSourceElementBinding),
+        local_name!("span")       => get_constructor!(HTMLSpanElementBinding),
+        local_name!("strike")     => get_constructor!(HTMLElementBinding),
+        local_name!("strong")     => get_constructor!(HTMLElementBinding),
+        local_name!("style")      => get_constructor!(HTMLStyleElementBinding),
+        local_name!("sub")        => get_constructor!(HTMLElementBinding),
+        local_name!("summary")    => get_constructor!(HTMLElementBinding),
+        local_name!("sup")        => get_constructor!(HTMLElementBinding),
+        local_name!("table")      => get_constructor!(HTMLTableElementBinding),
+        local_name!("tbody")      => get_constructor!(HTMLTableSectionElementBinding),
+        local_name!("td")         => get_constructor!(HTMLTableDataCellElementBinding),
+        local_name!("template")   => get_constructor!(HTMLTemplateElementBinding),
+        local_name!("textarea")   => get_constructor!(HTMLTextAreaElementBinding),
+        local_name!("tfoot")      => get_constructor!(HTMLTableSectionElementBinding),
+        local_name!("th")         => get_constructor!(HTMLTableHeaderCellElementBinding),
+        local_name!("thead")      => get_constructor!(HTMLTableSectionElementBinding),
+        local_name!("time")       => get_constructor!(HTMLTimeElementBinding),
+        local_name!("title")      => get_constructor!(HTMLTitleElementBinding),
+        local_name!("tr")         => get_constructor!(HTMLTableRowElementBinding),
+        local_name!("tt")         => get_constructor!(HTMLElementBinding),
+        local_name!("track")      => get_constructor!(HTMLTrackElementBinding),
+        local_name!("u")          => get_constructor!(HTMLElementBinding),
+        local_name!("ul")         => get_constructor!(HTMLUListElementBinding),
+        local_name!("var")        => get_constructor!(HTMLElementBinding),
+        local_name!("video")      => get_constructor!(HTMLVideoElementBinding),
+        local_name!("wbr")        => get_constructor!(HTMLElementBinding),
+        local_name!("xmp")        => get_constructor!(HTMLPreElementBinding),
+        _                         => false,
+    }
+}