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Bug 1320388: Move JSFunction::HAS_REST to JSScript and LazyScript

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Issue #78
[Depends on] Bug 883377: Implement ES6 function "name" property
semantics
This commit is contained in:
janekptacijarabaci 2018-03-19 14:48:24 +01:00 • committed by Roy Tam
commit e7ee7caf1e
16 changed files with 52 additions and 37 deletions
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8
js/src/frontend/Parser.cpp
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@ -465,6 +465,7 @@ FunctionBox::FunctionBox(ExclusiveContext* cx, LifoAlloc& alloc, ObjectBox* trac
usesApply(false),
usesThis(false),
usesReturn(false),
hasRest_(false),
funCxFlags()
{
// Functions created at parse time may be set singleton after parsing and
@ -477,7 +478,6 @@ void
FunctionBox::initFromLazyFunction()
{
JSFunction* fun = function();
length = fun->nargs() - fun->hasRest();
if (fun->lazyScript()->isDerivedClassConstructor())
setDerivedClassConstructor();
if (fun->lazyScript()->needsHomeObject())
@ -492,8 +492,6 @@ FunctionBox::initStandaloneFunction(Scope* enclosingScope)
// Standalone functions are Function or Generator constructors and are
// always scoped to the global.
MOZ_ASSERT(enclosingScope->is<GlobalScope>());
JSFunction* fun = function();
length = fun->nargs() - fun->hasRest();
enclosingScope_ = enclosingScope;
allowNewTarget_ = true;
thisBinding_ = ThisBinding::Function;
@ -2214,6 +2212,8 @@ Parser<SyntaxParseHandler>::finishFunction()
lazy->setStrict();
lazy->setGeneratorKind(funbox->generatorKind());
lazy->setAsyncKind(funbox->asyncKind());
if (funbox->hasRest())
lazy->setHasRest();
if (funbox->isLikelyConstructorWrapper())
lazy->setLikelyConstructorWrapper();
if (funbox->isDerivedClassConstructor())
@ -2757,7 +2757,7 @@ Parser<ParseHandler>::functionArguments(YieldHandling yieldHandling, FunctionSyn
}
hasRest = true;
funbox->function()->setHasRest();
funbox->setHasRest();
if (!tokenStream.getToken(&tt))
return false;