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fix(renderer): resume stylesheet-blocked document.write scripts

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This commit is contained in:
lanyue-llk
2026-09-24 19:11:55 +08:00
committed by ldm0
parent 68bcf99e78
commit c6fbfe5bc8
1 changed files with 32 additions and 3 deletions
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moli-renderer-v8/src/runtime/phase_one/parser_turn.rs
+32 -3
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@@ -539,6 +539,20 @@ impl<'loader, 'state> ParserDriver<'loader, 'state> {
return Ok(owner_step_progress_after_current_document_stop(page_vm));
}
match self.parser_session.suspension_cause() {
Some(ParserSuspensionCause::ParserClassicStylesheets { .. })
if page_vm
.vm()
.document_runtime
.has_pending_document_write_stylesheet_blocked_script() =>
{
// A document.write() insertion owns this suspension and its
// script. Its stylesheet completion is admitted on the Page
// lane; the main parser runner has no pending script to resume.
return Ok(suspend_parser_for_stylesheet_page_task(
owner,
pending_parsing_blocking_wait,
));
}
Some(ParserSuspensionCause::ParserCreatedStylesheet { .. }) => {
if !page_vm
.vm()
@@ -1623,7 +1637,9 @@ impl<'loader, 'state> ParserDriver<'loader, 'state> {
break ParserStepAdvanceOutcome::StoppedCurrentDocument;
}
ScriptHandoffOutcome::NoNavigation => {
if let Some(outcome) = self.document_write_suspension_step_outcome() {
if let Some(outcome) =
self.document_write_suspension_step_outcome(page_vm)
{
break outcome;
}
}
@@ -1743,7 +1759,9 @@ impl<'loader, 'state> ParserDriver<'loader, 'state> {
break ParserStepAdvanceOutcome::StoppedCurrentDocument;
}
ScriptHandoffOutcome::NoNavigation => {
if let Some(outcome) = self.document_write_suspension_step_outcome() {
if let Some(outcome) =
self.document_write_suspension_step_outcome(page_vm)
{
break outcome;
}
}
@@ -1767,8 +1785,19 @@ impl<'loader, 'state> ParserDriver<'loader, 'state> {
Ok(outcome)
}
fn document_write_suspension_step_outcome(&self) -> Option<ParserStepAdvanceOutcome> {
fn document_write_suspension_step_outcome(
&self,
page_vm: &PageVm,
) -> Option<ParserStepAdvanceOutcome> {
match self.parser_session.suspension_cause() {
Some(ParserSuspensionCause::ParserClassicStylesheets { .. })
if page_vm
.vm()
.document_runtime
.has_pending_document_write_stylesheet_blocked_script() =>
{
Some(ParserStepAdvanceOutcome::BlockedOnStylesheetParserPause)
}
Some(ParserSuspensionCause::ParserCreatedStylesheet { .. }) => {
Some(ParserStepAdvanceOutcome::BlockedOnStylesheetParserPause)
}