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104442 - Part 1: Report the position and the kind of previous declaration for redeclaration error.

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Gaming4JC 2019-06-09 23:03:08 -04:00 • committed by Roy Tam
commit 006b0f5d17
5 changed files with 330 additions and 35 deletions
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16
js/src/frontend/Parser.h
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@ -146,9 +146,9 @@ class ParseContext : public Nestable<ParseContext>
}
MOZ_MUST_USE bool addDeclaredName(ParseContext* pc, AddDeclaredNamePtr& p, JSAtom* name,
DeclarationKind kind)
DeclarationKind kind, uint32_t pos)
{
return maybeReportOOM(pc, declared_->add(p, name, DeclaredNameInfo(kind)));
return maybeReportOOM(pc, declared_->add(p, name, DeclaredNameInfo(kind, pos)));
}
// Remove all VarForAnnexBLexicalFunction declarations of a certain
@ -1437,15 +1437,17 @@ class Parser final : public ParserBase, private JS::AutoGCRooter
bool hasValidSimpleStrictParameterNames();
void reportRedeclaration(HandlePropertyName name, DeclarationKind kind, TokenPos pos);
bool notePositionalFormalParameter(Node fn, HandlePropertyName name,
void reportRedeclaration(HandlePropertyName name, DeclarationKind prevKind, TokenPos pos,
uint32_t prevPos);
bool notePositionalFormalParameter(Node fn, HandlePropertyName name, uint32_t beginPos,
bool disallowDuplicateParams, bool* duplicatedParam);
bool noteDestructuredPositionalFormalParameter(Node fn, Node destruct);
mozilla::Maybe<DeclarationKind> isVarRedeclaredInEval(HandlePropertyName name,
DeclarationKind kind);
bool tryDeclareVar(HandlePropertyName name, DeclarationKind kind,
mozilla::Maybe<DeclarationKind>* redeclaredKind);
bool tryDeclareVarForAnnexBLexicalFunction(HandlePropertyName name, bool* tryAnnexB);
bool tryDeclareVar(HandlePropertyName name, DeclarationKind kind, uint32_t beginPos,
mozilla::Maybe<DeclarationKind>* redeclaredKind, uint32_t* prevPos);
bool tryDeclareVarForAnnexBLexicalFunction(HandlePropertyName name, uint32_t beginPos,
bool* tryAnnexB);
bool checkLexicalDeclarationDirectlyWithinBlock(ParseContext::Statement& stmt,
DeclarationKind kind, TokenPos pos);
bool noteDeclaredName(HandlePropertyName name, DeclarationKind kind, TokenPos pos);