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Pull HTMLScriptElement::load inside-out.

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This commit is contained in:
Ms2ger 2016-07-15 17:00:44 +02:00
parent 180569f65f
commit 4896200467
1 changed files with 9 additions and 9 deletions
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18
components/script/dom/htmlscriptelement.rs
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@ -61,7 +61,7 @@ pub struct HTMLScriptElement {
parser_document: JS<Document>, parser_document: JS<Document>,
/// The source this script was loaded from /// The source this script was loaded from
load: DOMRefCell<Option<ScriptOrigin>>, load: DOMRefCell<Option<Result<ScriptOrigin, NetworkError>>>,
} }
impl HTMLScriptElement { impl HTMLScriptElement {
@ -113,7 +113,7 @@ static SCRIPT_JS_MIMES: StaticStringVec = &[
#[derive(HeapSizeOf, JSTraceable)] #[derive(HeapSizeOf, JSTraceable)]
pub enum ScriptOrigin { pub enum ScriptOrigin {
Internal(DOMString, Url), Internal(DOMString, Url),
External(Result<(String, Url), NetworkError>), External(String, Url),
} }
/// The context required for asynchronously loading an external script source. /// The context required for asynchronously loading an external script source.
@ -172,14 +172,14 @@ impl AsyncResponseListener for ScriptContext {
// Step 7. // Step 7.
let source_text = encoding.decode(&self.data, DecoderTrap::Replace).unwrap(); let source_text = encoding.decode(&self.data, DecoderTrap::Replace).unwrap();
(source_text, metadata.final_url) ScriptOrigin::External(source_text, metadata.final_url)
}); });
// Step 9. // Step 9.
// https://html.spec.whatwg.org/multipage/#prepare-a-script // https://html.spec.whatwg.org/multipage/#prepare-a-script
// Step 18.6 (When the chosen algorithm asynchronously completes). // Step 18.6 (When the chosen algorithm asynchronously completes).
let elem = self.elem.root(); let elem = self.elem.root();
*elem.load.borrow_mut() = Some(ScriptOrigin::External(load)); *elem.load.borrow_mut() = Some(load);
elem.ready_to_be_parser_executed.set(true); elem.ready_to_be_parser_executed.set(true);
let document = document_from_node(elem.r()); let document = document_from_node(elem.r());
@ -374,13 +374,13 @@ impl HTMLScriptElement {
// TODO: check for script nesting levels. // TODO: check for script nesting levels.
doc.get_script_blocking_stylesheets_count() > 0 { doc.get_script_blocking_stylesheets_count() > 0 {
doc.set_pending_parsing_blocking_script(Some(self)); doc.set_pending_parsing_blocking_script(Some(self));
*self.load.borrow_mut() = Some(ScriptOrigin::Internal(text, base_url)); *self.load.borrow_mut() = Some(Ok(ScriptOrigin::Internal(text, base_url)));
self.ready_to_be_parser_executed.set(true); self.ready_to_be_parser_executed.set(true);
// Step 20.f: otherwise. // Step 20.f: otherwise.
} else { } else {
assert!(!text.is_empty()); assert!(!text.is_empty());
self.ready_to_be_parser_executed.set(true); self.ready_to_be_parser_executed.set(true);
*self.load.borrow_mut() = Some(ScriptOrigin::Internal(text, base_url)); *self.load.borrow_mut() = Some(Ok(ScriptOrigin::Internal(text, base_url)));
self.execute(); self.execute();
return NextParserState::Continue; return NextParserState::Continue;
} }
@ -411,18 +411,18 @@ impl HTMLScriptElement {
let load = self.load.borrow_mut().take().unwrap(); let load = self.load.borrow_mut().take().unwrap();
let (source, external, url) = match load { let (source, external, url) = match load {
// Step 2. // Step 2.
ScriptOrigin::External(Err(e)) => { Err(e) => {
warn!("error loading script {:?}", e); warn!("error loading script {:?}", e);
self.dispatch_error_event(); self.dispatch_error_event();
return; return;
} }
ScriptOrigin::External(Ok((text, url))) => { Ok(ScriptOrigin::External(text, url)) => {
debug!("loading external script, url = {}", url); debug!("loading external script, url = {}", url);
(DOMString::from(text), true, url) (DOMString::from(text), true, url)
}, },
ScriptOrigin::Internal(text, url) => { Ok(ScriptOrigin::Internal(text, url)) => {
(text, false, url) (text, false, url)
} }
}; };