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-rw-r--r--js/src/frontend/Parser.cpp261
-rw-r--r--js/src/frontend/Parser.h13
2 files changed, 152 insertions, 122 deletions
diff --git a/js/src/frontend/Parser.cpp b/js/src/frontend/Parser.cpp
index a29287850..8ad8813b5 100644
--- a/js/src/frontend/Parser.cpp
+++ b/js/src/frontend/Parser.cpp
@@ -63,13 +63,13 @@ using BindingIter = ParseContext::Scope::BindingIter;
using UsedNamePtr = UsedNameTracker::UsedNameMap::Ptr;
/* Read a token. Report an error and return null() if that token isn't of type tt. */
-#define MUST_MATCH_TOKEN_MOD(tt, modifier, errno) \
+#define MUST_MATCH_TOKEN_MOD(tt, modifier, errorNumber) \
JS_BEGIN_MACRO \
TokenKind token; \
if (!tokenStream.getToken(&token, modifier)) \
return null(); \
if (token != tt) { \
- qeport(ParseError, errno); \
+ error(errorNumber); \
return null(); \
} \
JS_END_MACRO
@@ -595,12 +595,37 @@ Parser<ParseHandler>::reportHelper(ParseReportKind kind, bool strict, uint32_t o
}
template <typename ParseHandler>
+void
+Parser<ParseHandler>::error(unsigned errorNumber, ...)
+{
+ va_list args;
+ va_start(args, errorNumber);
+#ifdef DEBUG
+ bool result =
+#endif
+ reportHelper(ParseError, false, pos().begin, errorNumber, args);
+ MOZ_ASSERT(!result, "reporting an error returned true?");
+ va_end(args);
+}
+
+template <typename ParseHandler>
+bool
+Parser<ParseHandler>::warning(unsigned errorNumber, ...)
+{
+ va_list args;
+ va_start(args, errorNumber);
+ bool result = reportHelper(ParseWarning, false, pos().begin, errorNumber, args);
+ va_end(args);
+ return result;
+}
+
+template <typename ParseHandler>
bool
-Parser<ParseHandler>::qeport(ParseReportKind kind, unsigned errorNumber, ...)
+Parser<ParseHandler>::extraWarning(unsigned errorNumber, ...)
{
va_list args;
va_start(args, errorNumber);
- bool result = reportHelper(kind, false, pos().begin, errorNumber, args);
+ bool result = reportHelper(ParseExtraWarning, false, pos().begin, errorNumber, args);
va_end(args);
return result;
}
@@ -848,7 +873,7 @@ Parser<ParseHandler>::parse()
if (!tokenStream.getToken(&tt, TokenStream::Operand))
return null();
if (tt != TOK_EOF) {
- qeport(ParseError, JSMSG_GARBAGE_AFTER_INPUT, "script", TokenKindToDesc(tt));
+ error(JSMSG_GARBAGE_AFTER_INPUT, "script", TokenKindToDesc(tt));
return null();
}
if (foldConstants) {
@@ -962,7 +987,7 @@ Parser<ParseHandler>::notePositionalFormalParameter(Node fn, HandlePropertyName
{
if (AddDeclaredNamePtr p = pc->functionScope().lookupDeclaredNameForAdd(name)) {
if (disallowDuplicateParams) {
- qeport(ParseError, JSMSG_BAD_DUP_ARGS);
+ error(JSMSG_BAD_DUP_ARGS);
return false;
}
@@ -1257,7 +1282,7 @@ Parser<ParseHandler>::noteDeclaredName(HandlePropertyName name, DeclarationKind
AddDeclaredNamePtr p = pc->functionScope().lookupDeclaredNameForAdd(name);
if (p) {
- qeport(ParseError, JSMSG_BAD_DUP_ARGS);
+ error(JSMSG_BAD_DUP_ARGS);
return false;
}
@@ -1464,7 +1489,7 @@ Parser<FullParseHandler>::checkStatementsEOF()
if (!tokenStream.peekToken(&tt, TokenStream::Operand))
return false;
if (tt != TOK_EOF) {
- qeport(ParseError, JSMSG_UNEXPECTED_TOKEN, "expression", TokenKindToDesc(tt));
+ error(JSMSG_UNEXPECTED_TOKEN, "expression", TokenKindToDesc(tt));
return false;
}
return true;
@@ -1929,7 +1954,7 @@ Parser<FullParseHandler>::evalBody(EvalSharedContext* evalsc)
// script.
if (hasUsedName(context->names().arguments)) {
if (IsArgumentsUsedInLegacyGenerator(context, pc->sc()->compilationEnclosingScope())) {
- qeport(ParseError, JSMSG_BAD_GENEXP_BODY, js_arguments_str);
+ error(JSMSG_BAD_GENEXP_BODY, js_arguments_str);
return nullptr;
}
}
@@ -2027,7 +2052,7 @@ Parser<FullParseHandler>::moduleBody(ModuleSharedContext* modulesc)
if (!tokenStream.getToken(&tt, TokenStream::Operand))
return null();
if (tt != TOK_EOF) {
- qeport(ParseError, JSMSG_GARBAGE_AFTER_INPUT, "module", TokenKindToDesc(tt));
+ error(JSMSG_GARBAGE_AFTER_INPUT, "module", TokenKindToDesc(tt));
return null();
}
@@ -2347,7 +2372,7 @@ Parser<FullParseHandler>::standaloneFunction(HandleFunction fun,
if (!tokenStream.getToken(&tt, TokenStream::Operand))
return null();
if (tt != TOK_EOF) {
- qeport(ParseError, JSMSG_GARBAGE_AFTER_INPUT, "function body", TokenKindToDesc(tt));
+ error(JSMSG_GARBAGE_AFTER_INPUT, "function body", TokenKindToDesc(tt));
return null();
}
@@ -2752,7 +2777,7 @@ Parser<ParseHandler>::functionArguments(YieldHandling yieldHandling, FunctionSyn
if (!tokenStream.getToken(&tt, firstTokenModifier))
return false;
if (tt != TOK_LP) {
- qeport(ParseError, kind == Arrow ? JSMSG_BAD_ARROW_ARGS : JSMSG_PAREN_BEFORE_FORMAL);
+ error(kind == Arrow ? JSMSG_BAD_ARROW_ARGS : JSMSG_PAREN_BEFORE_FORMAL);
return false;
}
@@ -2784,13 +2809,13 @@ Parser<ParseHandler>::functionArguments(YieldHandling yieldHandling, FunctionSyn
AtomVector& positionalFormals = pc->positionalFormalParameterNames();
if (IsGetterKind(kind)) {
- qeport(ParseError, JSMSG_ACCESSOR_WRONG_ARGS, "getter", "no", "s");
+ error(JSMSG_ACCESSOR_WRONG_ARGS, "getter", "no", "s");
return false;
}
while (true) {
if (hasRest) {
- qeport(ParseError, JSMSG_PARAMETER_AFTER_REST);
+ error(JSMSG_PARAMETER_AFTER_REST);
return false;
}
@@ -2802,14 +2827,14 @@ Parser<ParseHandler>::functionArguments(YieldHandling yieldHandling, FunctionSyn
if (tt == TOK_TRIPLEDOT) {
if (IsSetterKind(kind)) {
- qeport(ParseError, JSMSG_ACCESSOR_WRONG_ARGS, "setter", "one", "");
+ error(JSMSG_ACCESSOR_WRONG_ARGS, "setter", "one", "");
return false;
}
disallowDuplicateParams = true;
if (duplicatedParam) {
// Has duplicated args before the rest parameter.
- qeport(ParseError, JSMSG_BAD_DUP_ARGS);
+ error(JSMSG_BAD_DUP_ARGS);
return false;
}
@@ -2820,7 +2845,7 @@ Parser<ParseHandler>::functionArguments(YieldHandling yieldHandling, FunctionSyn
return false;
if (tt != TOK_NAME && tt != TOK_YIELD && tt != TOK_LB && tt != TOK_LC) {
- qeport(ParseError, JSMSG_NO_REST_NAME);
+ error(JSMSG_NO_REST_NAME);
return false;
}
}
@@ -2831,7 +2856,7 @@ Parser<ParseHandler>::functionArguments(YieldHandling yieldHandling, FunctionSyn
disallowDuplicateParams = true;
if (duplicatedParam) {
// Has duplicated args before the destructuring parameter.
- qeport(ParseError, JSMSG_BAD_DUP_ARGS);
+ error(JSMSG_BAD_DUP_ARGS);
return false;
}
@@ -2859,7 +2884,7 @@ Parser<ParseHandler>::functionArguments(YieldHandling yieldHandling, FunctionSyn
// case:
//
// async await => 1
- qeport(ParseError, JSMSG_RESERVED_ID, "await");
+ error(JSMSG_RESERVED_ID, "await");
return false;
}
@@ -2879,12 +2904,12 @@ Parser<ParseHandler>::functionArguments(YieldHandling yieldHandling, FunctionSyn
}
default:
- qeport(ParseError, JSMSG_MISSING_FORMAL);
+ error(JSMSG_MISSING_FORMAL);
return false;
}
if (positionalFormals.length() >= ARGNO_LIMIT) {
- qeport(ParseError, JSMSG_TOO_MANY_FUN_ARGS);
+ error(JSMSG_TOO_MANY_FUN_ARGS);
return false;
}
@@ -2899,12 +2924,12 @@ Parser<ParseHandler>::functionArguments(YieldHandling yieldHandling, FunctionSyn
MOZ_ASSERT(!parenFreeArrow);
if (hasRest) {
- qeport(ParseError, JSMSG_REST_WITH_DEFAULT);
+ error(JSMSG_REST_WITH_DEFAULT);
return false;
}
disallowDuplicateParams = true;
if (duplicatedParam) {
- qeport(ParseError, JSMSG_BAD_DUP_ARGS);
+ error(JSMSG_BAD_DUP_ARGS);
return false;
}
@@ -2948,11 +2973,11 @@ Parser<ParseHandler>::functionArguments(YieldHandling yieldHandling, FunctionSyn
return false;
if (tt != TOK_RP) {
if (IsSetterKind(kind)) {
- qeport(ParseError, JSMSG_ACCESSOR_WRONG_ARGS, "setter", "one", "");
+ error(JSMSG_ACCESSOR_WRONG_ARGS, "setter", "one", "");
return false;
}
- qeport(ParseError, JSMSG_PAREN_AFTER_FORMAL);
+ error(JSMSG_PAREN_AFTER_FORMAL);
return false;
}
}
@@ -2965,7 +2990,7 @@ Parser<ParseHandler>::functionArguments(YieldHandling yieldHandling, FunctionSyn
funbox->function()->setArgCount(positionalFormals.length());
} else if (IsSetterKind(kind)) {
- qeport(ParseError, JSMSG_ACCESSOR_WRONG_ARGS, "setter", "one", "");
+ error(JSMSG_ACCESSOR_WRONG_ARGS, "setter", "one", "");
return false;
}
@@ -3095,7 +3120,7 @@ Parser<ParseHandler>::addExprAndGetNextTemplStrToken(YieldHandling yieldHandling
if (!tokenStream.getToken(&tt))
return false;
if (tt != TOK_RC) {
- qeport(ParseError, JSMSG_TEMPLSTR_UNTERM_EXPR);
+ error(JSMSG_TEMPLSTR_UNTERM_EXPR);
return false;
}
@@ -3487,7 +3512,7 @@ Parser<ParseHandler>::functionFormalParametersAndBody(InHandling inHandling,
if (!tokenStream.matchToken(&matched, TOK_ARROW))
return false;
if (!matched) {
- qeport(ParseError, JSMSG_BAD_ARROW_ARGS);
+ error(JSMSG_BAD_ARROW_ARGS);
return false;
}
}
@@ -3495,7 +3520,7 @@ Parser<ParseHandler>::functionFormalParametersAndBody(InHandling inHandling,
// When parsing something for new Function() we have to make sure to
// only treat a certain part of the source as a parameter list.
if (parameterListEnd.isSome() && parameterListEnd.value() != pos().begin) {
- qeport(ParseError, JSMSG_UNEXPECTED_PARAMLIST_END);
+ error(JSMSG_UNEXPECTED_PARAMLIST_END);
return false;
}
@@ -3508,7 +3533,7 @@ Parser<ParseHandler>::functionFormalParametersAndBody(InHandling inHandling,
if ((funbox->isStarGenerator() && !funbox->isAsync()) || kind == Method ||
kind == GetterNoExpressionClosure || kind == SetterNoExpressionClosure ||
IsConstructorKind(kind)) {
- qeport(ParseError, JSMSG_CURLY_BEFORE_BODY);
+ error(JSMSG_CURLY_BEFORE_BODY);
return false;
}
@@ -3517,7 +3542,7 @@ Parser<ParseHandler>::functionFormalParametersAndBody(InHandling inHandling,
if (!warnOnceAboutExprClosure())
return false;
#else
- qeport(ParseError, JSMSG_CURLY_BEFORE_BODY);
+ error(JSMSG_CURLY_BEFORE_BODY);
return false;
#endif
}
@@ -3550,7 +3575,7 @@ Parser<ParseHandler>::functionFormalParametersAndBody(InHandling inHandling,
if (!tokenStream.matchToken(&matched, TOK_RC, TokenStream::Operand))
return false;
if (!matched) {
- qeport(ParseError, JSMSG_CURLY_AFTER_BODY);
+ error(JSMSG_CURLY_AFTER_BODY);
return false;
}
funbox->bufEnd = pos().end;
@@ -3608,7 +3633,7 @@ Parser<ParseHandler>::functionStmt(uint32_t preludeStart, YieldHandling yieldHan
if (tt == TOK_MUL) {
if (asyncKind != SyncFunction) {
- qeport(ParseError, JSMSG_ASYNC_GENERATOR);
+ error(JSMSG_ASYNC_GENERATOR);
return null();
}
generatorKind = StarGenerator;
@@ -3625,7 +3650,7 @@ Parser<ParseHandler>::functionStmt(uint32_t preludeStart, YieldHandling yieldHan
tokenStream.ungetToken();
} else {
/* Unnamed function expressions are forbidden in statement context. */
- qeport(ParseError, JSMSG_UNNAMED_FUNCTION_STMT);
+ error(JSMSG_UNNAMED_FUNCTION_STMT);
return null();
}
@@ -3661,7 +3686,7 @@ Parser<ParseHandler>::functionExpr(uint32_t preludeStart, InvokedPrediction invo
if (tt == TOK_MUL) {
if (asyncKind != SyncFunction) {
- qeport(ParseError, JSMSG_ASYNC_GENERATOR);
+ error(JSMSG_ASYNC_GENERATOR);
return null();
}
generatorKind = StarGenerator;
@@ -3834,7 +3859,7 @@ Parser<ParseHandler>::maybeParseDirective(Node list, Node pn, bool* cont)
// occur in the directive prologue -- octal escapes -- and
// complain now.
if (tokenStream.sawOctalEscape()) {
- qeport(ParseError, JSMSG_DEPRECATED_OCTAL);
+ error(JSMSG_DEPRECATED_OCTAL);
return false;
}
pc->sc()->strictScript = true;
@@ -3921,7 +3946,7 @@ Parser<ParseHandler>::condition(InHandling inHandling, YieldHandling yieldHandli
/* Check for (a = b) and warn about possible (a == b) mistype. */
if (handler.isUnparenthesizedAssignment(pn)) {
- if (!qeport(ParseExtraWarning, JSMSG_EQUAL_AS_ASSIGN))
+ if (!extraWarning(JSMSG_EQUAL_AS_ASSIGN))
return null();
}
return pn;
@@ -4503,7 +4528,7 @@ Parser<ParseHandler>::declarationName(Node decl, DeclarationKind declKind, Token
{
// Anything other than TOK_YIELD or TOK_NAME is an error.
if (tt != TOK_NAME && tt != TOK_YIELD) {
- qeport(ParseError, JSMSG_NO_VARIABLE_NAME);
+ error(JSMSG_NO_VARIABLE_NAME);
return null();
}
@@ -4703,7 +4728,7 @@ Parser<FullParseHandler>::namedImportsOrNamespaceImport(TokenKind tt, Node impor
return false;
if (afterAs != TOK_NAME && afterAs != TOK_YIELD) {
- qeport(ParseError, JSMSG_NO_BINDING_NAME);
+ error(JSMSG_NO_BINDING_NAME);
return false;
}
} else {
@@ -4715,7 +4740,7 @@ Parser<FullParseHandler>::namedImportsOrNamespaceImport(TokenKind tt, Node impor
JSAutoByteString bytes;
if (!AtomToPrintableString(context, importName, &bytes))
return false;
- qeport(ParseError, JSMSG_AS_AFTER_RESERVED_WORD, bytes.ptr());
+ error(JSMSG_AS_AFTER_RESERVED_WORD, bytes.ptr());
return false;
}
}
@@ -4812,7 +4837,7 @@ Parser<FullParseHandler>::importDeclaration()
MOZ_ASSERT(tokenStream.currentToken().type == TOK_IMPORT);
if (!pc->atModuleLevel()) {
- qeport(ParseError, JSMSG_IMPORT_DECL_AT_TOP_LEVEL);
+ error(JSMSG_IMPORT_DECL_AT_TOP_LEVEL);
return null();
}
@@ -4861,7 +4886,7 @@ Parser<FullParseHandler>::importDeclaration()
return null();
if (tt != TOK_LC && tt != TOK_MUL) {
- qeport(ParseError, JSMSG_NAMED_IMPORTS_OR_NAMESPACE_IMPORT);
+ error(JSMSG_NAMED_IMPORTS_OR_NAMESPACE_IMPORT);
return null();
}
@@ -4877,7 +4902,7 @@ Parser<FullParseHandler>::importDeclaration()
return null();
if (tt != TOK_NAME || tokenStream.currentName() != context->names().from) {
- qeport(ParseError, JSMSG_FROM_AFTER_IMPORT_CLAUSE);
+ error(JSMSG_FROM_AFTER_IMPORT_CLAUSE);
return null();
}
@@ -4890,7 +4915,7 @@ Parser<FullParseHandler>::importDeclaration()
// equivalent to |import {} from 'a'|.
importSpecSet->pn_pos.end = importSpecSet->pn_pos.begin;
} else {
- qeport(ParseError, JSMSG_DECLARATION_AFTER_IMPORT);
+ error(JSMSG_DECLARATION_AFTER_IMPORT);
return null();
}
@@ -4928,7 +4953,7 @@ Parser<FullParseHandler>::checkExportedName(JSAtom* exportName)
if (!AtomToPrintableString(context, exportName, &str))
return false;
- qeport(ParseError, JSMSG_DUPLICATE_EXPORT_NAME, str.ptr());
+ error(JSMSG_DUPLICATE_EXPORT_NAME, str.ptr());
return false;
}
@@ -4971,7 +4996,7 @@ Parser<FullParseHandler>::exportDeclaration()
MOZ_ASSERT(tokenStream.currentToken().type == TOK_EXPORT);
if (!pc->atModuleLevel()) {
- qeport(ParseError, JSMSG_EXPORT_DECL_AT_TOP_LEVEL);
+ error(JSMSG_EXPORT_DECL_AT_TOP_LEVEL);
return null();
}
@@ -5090,7 +5115,7 @@ Parser<FullParseHandler>::exportDeclaration()
if (!tokenStream.getToken(&tt))
return null();
if (tt != TOK_NAME || tokenStream.currentName() != context->names().from) {
- qeport(ParseError, JSMSG_FROM_AFTER_EXPORT_STAR);
+ error(JSMSG_FROM_AFTER_EXPORT_STAR);
return null();
}
@@ -5226,7 +5251,7 @@ Parser<FullParseHandler>::exportDeclaration()
MOZ_FALLTHROUGH;
default:
- qeport(ParseError, JSMSG_DECLARATION_AFTER_EXPORT);
+ error(JSMSG_DECLARATION_AFTER_EXPORT);
return null();
}
@@ -5302,7 +5327,7 @@ Parser<ParseHandler>::ifStatement(YieldHandling yieldHandling)
if (!tokenStream.peekToken(&tt, TokenStream::Operand))
return null();
if (tt == TOK_SEMI) {
- if (!qeport(ParseExtraWarning, JSMSG_EMPTY_CONSEQUENT))
+ if (!extraWarning(JSMSG_EMPTY_CONSEQUENT))
return null();
}
@@ -5776,7 +5801,7 @@ Parser<ParseHandler>::switchStatement(YieldHandling yieldHandling)
switch (tt) {
case TOK_DEFAULT:
if (seenDefault) {
- qeport(ParseError, JSMSG_TOO_MANY_DEFAULTS);
+ error(JSMSG_TOO_MANY_DEFAULTS);
return null();
}
seenDefault = true;
@@ -5790,7 +5815,7 @@ Parser<ParseHandler>::switchStatement(YieldHandling yieldHandling)
break;
default:
- qeport(ParseError, JSMSG_BAD_SWITCH);
+ error(JSMSG_BAD_SWITCH);
return null();
}
@@ -5873,7 +5898,7 @@ Parser<ParseHandler>::continueStatement(YieldHandling yieldHandling)
stmt = ParseContext::Statement::findNearest(stmt, isLoop);
if (!stmt) {
if (foundLoop)
- qeport(ParseError, JSMSG_LABEL_NOT_FOUND);
+ error(JSMSG_LABEL_NOT_FOUND);
else
reportWithOffset(ParseError, false, begin, JSMSG_BAD_CONTINUE);
return null();
@@ -5895,7 +5920,7 @@ Parser<ParseHandler>::continueStatement(YieldHandling yieldHandling)
break;
}
} else if (!pc->findInnermostStatement(isLoop)) {
- qeport(ParseError, JSMSG_BAD_CONTINUE);
+ error(JSMSG_BAD_CONTINUE);
return null();
}
@@ -5925,7 +5950,7 @@ Parser<ParseHandler>::breakStatement(YieldHandling yieldHandling)
};
if (!pc->findInnermostStatement<ParseContext::LabelStatement>(hasSameLabel)) {
- qeport(ParseError, JSMSG_LABEL_NOT_FOUND);
+ error(JSMSG_LABEL_NOT_FOUND);
return null();
}
} else {
@@ -6084,7 +6109,7 @@ Parser<ParseHandler>::yieldExpression(InHandling inHandling)
return null();
if (!pc->isFunctionBox()) {
- qeport(ParseError, JSMSG_BAD_RETURN_OR_YIELD, js_yield_str);
+ error(JSMSG_BAD_RETURN_OR_YIELD, js_yield_str);
return null();
}
@@ -6210,7 +6235,7 @@ Parser<ParseHandler>::labeledItem(YieldHandling yieldHandling)
// GeneratorDeclaration is only matched by HoistableDeclaration in
// StatementListItem, so generators can't be inside labels.
if (next == TOK_MUL) {
- qeport(ParseError, JSMSG_GENERATOR_LABEL);
+ error(JSMSG_GENERATOR_LABEL);
return null();
}
@@ -6218,7 +6243,7 @@ Parser<ParseHandler>::labeledItem(YieldHandling yieldHandling)
// is ever matched. Per Annex B.3.2 that modifies this text, this
// applies only to strict mode code.
if (pc->sc()->strict()) {
- qeport(ParseError, JSMSG_FUNCTION_LABEL);
+ error(JSMSG_FUNCTION_LABEL);
return null();
}
@@ -6271,11 +6296,11 @@ Parser<ParseHandler>::throwStatement(YieldHandling yieldHandling)
if (!tokenStream.peekTokenSameLine(&tt, TokenStream::Operand))
return null();
if (tt == TOK_EOF || tt == TOK_SEMI || tt == TOK_RC) {
- qeport(ParseError, JSMSG_MISSING_EXPR_AFTER_THROW);
+ error(JSMSG_MISSING_EXPR_AFTER_THROW);
return null();
}
if (tt == TOK_EOL) {
- qeport(ParseError, JSMSG_LINE_BREAK_AFTER_THROW);
+ error(JSMSG_LINE_BREAK_AFTER_THROW);
return null();
}
@@ -6349,7 +6374,7 @@ Parser<ParseHandler>::tryStatement(YieldHandling yieldHandling)
/* Check for another catch after unconditional catch. */
if (hasUnconditionalCatch) {
- qeport(ParseError, JSMSG_CATCH_AFTER_GENERAL);
+ error(JSMSG_CATCH_AFTER_GENERAL);
return null();
}
@@ -6397,7 +6422,7 @@ Parser<ParseHandler>::tryStatement(YieldHandling yieldHandling)
}
default:
- qeport(ParseError, JSMSG_CATCH_IDENTIFIER);
+ error(JSMSG_CATCH_IDENTIFIER);
return null();
}
@@ -6465,7 +6490,7 @@ Parser<ParseHandler>::tryStatement(YieldHandling yieldHandling)
tokenStream.ungetToken();
}
if (!catchList && !finallyBlock) {
- qeport(ParseError, JSMSG_CATCH_OR_FINALLY);
+ error(JSMSG_CATCH_OR_FINALLY);
return null();
}
@@ -6610,7 +6635,7 @@ Parser<ParseHandler>::classDefinition(YieldHandling yieldHandling,
tokenStream.ungetToken();
} else {
// Class statements must have a bound name
- qeport(ParseError, JSMSG_UNNAMED_CLASS_STMT);
+ error(JSMSG_UNNAMED_CLASS_STMT);
return null();
}
} else {
@@ -6671,7 +6696,7 @@ Parser<ParseHandler>::classDefinition(YieldHandling yieldHandling,
return null();
if (tt == TOK_RC) {
tokenStream.consumeKnownToken(tt, TokenStream::KeywordIsName);
- qeport(ParseError, JSMSG_UNEXPECTED_TOKEN, "property name", TokenKindToDesc(tt));
+ error(JSMSG_UNEXPECTED_TOKEN, "property name", TokenKindToDesc(tt));
return null();
}
@@ -6702,7 +6727,7 @@ Parser<ParseHandler>::classDefinition(YieldHandling yieldHandling,
propType != PropertyType::AsyncMethod &&
propType != PropertyType::Constructor && propType != PropertyType::DerivedConstructor)
{
- qeport(ParseError, JSMSG_BAD_METHOD_DEF);
+ error(JSMSG_BAD_METHOD_DEF);
return null();
}
@@ -6949,7 +6974,7 @@ Parser<ParseHandler>::statement(YieldHandling yieldHandling)
}
if (forbiddenLetDeclaration) {
- qeport(ParseError, JSMSG_FORBIDDEN_AS_STATEMENT, "lexical declarations");
+ error(JSMSG_FORBIDDEN_AS_STATEMENT, "lexical declarations");
return null();
}
}
@@ -7003,7 +7028,7 @@ Parser<ParseHandler>::statement(YieldHandling yieldHandling)
// detected this way, so don't bother passing around an extra parameter
// everywhere.
if (!pc->isFunctionBox()) {
- qeport(ParseError, JSMSG_BAD_RETURN_OR_YIELD, js_return_str);
+ error(JSMSG_BAD_RETURN_OR_YIELD, js_return_str);
return null();
}
return returnStatement(yieldHandling);
@@ -7031,12 +7056,12 @@ Parser<ParseHandler>::statement(YieldHandling yieldHandling)
// statement of |if| or |else|, but Parser::consequentOrAlternative
// handles that).
case TOK_FUNCTION:
- qeport(ParseError, JSMSG_FORBIDDEN_AS_STATEMENT, "function declarations");
+ error(JSMSG_FORBIDDEN_AS_STATEMENT, "function declarations");
return null();
// |class| is also forbidden by lookahead restriction.
case TOK_CLASS:
- qeport(ParseError, JSMSG_FORBIDDEN_AS_STATEMENT, "classes");
+ error(JSMSG_FORBIDDEN_AS_STATEMENT, "classes");
return null();
// ImportDeclaration (only inside modules)
@@ -7050,11 +7075,11 @@ Parser<ParseHandler>::statement(YieldHandling yieldHandling)
// Miscellaneous error cases arguably better caught here than elsewhere.
case TOK_CATCH:
- qeport(ParseError, JSMSG_CATCH_WITHOUT_TRY);
+ error(JSMSG_CATCH_WITHOUT_TRY);
return null();
case TOK_FINALLY:
- qeport(ParseError, JSMSG_FINALLY_WITHOUT_TRY);
+ error(JSMSG_FINALLY_WITHOUT_TRY);
return null();
// NOTE: default case handled in the ExpressionStatement section.
@@ -7095,7 +7120,7 @@ Parser<ParseHandler>::statementListItem(YieldHandling yieldHandling,
if (!canHaveDirectives && tokenStream.currentToken().atom() == context->names().useAsm) {
if (!abortIfSyntaxParser())
return null();
- if (!qeport(ParseWarning, JSMSG_USE_ASM_DIRECTIVE_FAIL))
+ if (!warning(JSMSG_USE_ASM_DIRECTIVE_FAIL))
return null();
}
return expressionStatement(yieldHandling);
@@ -7189,7 +7214,7 @@ Parser<ParseHandler>::statementListItem(YieldHandling yieldHandling,
// detected this way, so don't bother passing around an extra parameter
// everywhere.
if (!pc->isFunctionBox()) {
- qeport(ParseError, JSMSG_BAD_RETURN_OR_YIELD, js_return_str);
+ error(JSMSG_BAD_RETURN_OR_YIELD, js_return_str);
return null();
}
return returnStatement(yieldHandling);
@@ -7241,11 +7266,11 @@ Parser<ParseHandler>::statementListItem(YieldHandling yieldHandling,
// Miscellaneous error cases arguably better caught here than elsewhere.
case TOK_CATCH:
- qeport(ParseError, JSMSG_CATCH_WITHOUT_TRY);
+ error(JSMSG_CATCH_WITHOUT_TRY);
return null();
case TOK_FINALLY:
- qeport(ParseError, JSMSG_FINALLY_WITHOUT_TRY);
+ error(JSMSG_FINALLY_WITHOUT_TRY);
return null();
// NOTE: default case handled in the ExpressionStatement section.
@@ -7290,8 +7315,7 @@ Parser<ParseHandler>::expr(InHandling inHandling, YieldHandling yieldHandling,
if (!tokenStream.peekToken(&tt))
return null();
if (tt != TOK_ARROW) {
- qeport(ParseError, JSMSG_UNEXPECTED_TOKEN,
- "expression", TokenKindToDesc(TOK_RP));
+ error(JSMSG_UNEXPECTED_TOKEN, "expression", TokenKindToDesc(TOK_RP));
return null();
}
@@ -7448,7 +7472,7 @@ Parser<ParseHandler>::orExpr1(InHandling inHandling, YieldHandling yieldHandling
return null();
// Report an error for unary expressions on the LHS of **.
if (tok == TOK_POW && handler.isUnparenthesizedUnaryExpression(pn)) {
- qeport(ParseError, JSMSG_BAD_POW_LEFTSIDE);
+ error(JSMSG_BAD_POW_LEFTSIDE);
return null();
}
pnk = BinaryOpTokenKindToParseNodeKind(tok);
@@ -7529,7 +7553,7 @@ Parser<ParseHandler>::checkAndMarkAsAssignmentLhs(Node target, AssignmentFlavor
if (handler.isUnparenthesizedDestructuringPattern(target)) {
if (flavor == CompoundAssignment) {
- qeport(ParseError, JSMSG_BAD_DESTRUCT_ASS);
+ error(JSMSG_BAD_DESTRUCT_ASS);
return false;
}
@@ -7668,8 +7692,7 @@ Parser<ParseHandler>::assignExpr(InHandling inHandling, YieldHandling yieldHandl
if (!tokenStream.getToken(&tt))
return null();
if (tt != TOK_ARROW) {
- qeport(ParseError, JSMSG_UNEXPECTED_TOKEN,
- "'=>' after argument list", TokenKindToDesc(tt));
+ error(JSMSG_UNEXPECTED_TOKEN, "'=>' after argument list", TokenKindToDesc(tt));
return null();
}
@@ -7707,7 +7730,7 @@ Parser<ParseHandler>::assignExpr(InHandling inHandling, YieldHandling yieldHandl
MOZ_ASSERT(next == TOK_ARROW || next == TOK_EOL);
if (next != TOK_ARROW) {
- qeport(ParseError, JSMSG_LINE_BREAK_BEFORE_ARROW);
+ error(JSMSG_LINE_BREAK_BEFORE_ARROW);
return null();
}
tokenStream.consumeKnownToken(TOK_ARROW);
@@ -8027,7 +8050,7 @@ Parser<ParseHandler>::unaryExpr(YieldHandling yieldHandling, TripledotHandling t
if (!pc->isAsync()) {
// TOK_AWAIT can be returned in module, even if it's not inside
// async function.
- qeport(ParseError, JSMSG_RESERVED_ID, "await");
+ error(JSMSG_RESERVED_ID, "await");
return null();
}
@@ -8180,7 +8203,7 @@ Parser<ParseHandler>::comprehensionFor(GeneratorKind comprehensionKind)
MUST_MATCH_TOKEN(TOK_NAME, JSMSG_NO_VARIABLE_NAME);
RootedPropertyName name(context, tokenStream.currentName());
if (name == context->names().let) {
- qeport(ParseError, JSMSG_LET_COMP_BINDING);
+ error(JSMSG_LET_COMP_BINDING);
return null();
}
TokenPos namePos = pos();
@@ -8191,7 +8214,7 @@ Parser<ParseHandler>::comprehensionFor(GeneratorKind comprehensionKind)
if (!tokenStream.matchContextualKeyword(&matched, context->names().of))
return null();
if (!matched) {
- qeport(ParseError, JSMSG_OF_AFTER_FOR_NAME);
+ error(JSMSG_OF_AFTER_FOR_NAME);
return null();
}
@@ -8252,7 +8275,7 @@ Parser<ParseHandler>::comprehensionIf(GeneratorKind comprehensionKind)
/* Check for (a = b) and warn about possible (a == b) mistype. */
if (handler.isUnparenthesizedAssignment(cond)) {
- if (!qeport(ParseExtraWarning, JSMSG_EQUAL_AS_ASSIGN))
+ if (!extraWarning(JSMSG_EQUAL_AS_ASSIGN))
return null();
}
@@ -8529,14 +8552,14 @@ Parser<ParseHandler>::memberExpr(YieldHandling yieldHandling, TripledotHandling
if (tt == TOK_NAME) {
PropertyName* field = tokenStream.currentName();
if (handler.isSuperBase(lhs) && !checkAndMarkSuperScope()) {
- qeport(ParseError, JSMSG_BAD_SUPERPROP, "property");
+ error(JSMSG_BAD_SUPERPROP, "property");
return null();
}
nextMember = handler.newPropertyAccess(lhs, field, pos().end);
if (!nextMember)
return null();
} else {
- qeport(ParseError, JSMSG_NAME_AFTER_DOT);
+ error(JSMSG_NAME_AFTER_DOT);
return null();
}
} else if (tt == TOK_LB) {
@@ -8547,7 +8570,7 @@ Parser<ParseHandler>::memberExpr(YieldHandling yieldHandling, TripledotHandling
MUST_MATCH_TOKEN(TOK_RB, JSMSG_BRACKET_IN_INDEX);
if (handler.isSuperBase(lhs) && !checkAndMarkSuperScope()) {
- qeport(ParseError, JSMSG_BAD_SUPERPROP, "member");
+ error(JSMSG_BAD_SUPERPROP, "member");
return null();
}
nextMember = handler.newPropertyByValue(lhs, propExpr, pos().end);
@@ -8559,12 +8582,12 @@ Parser<ParseHandler>::memberExpr(YieldHandling yieldHandling, TripledotHandling
{
if (handler.isSuperBase(lhs)) {
if (!pc->sc()->allowSuperCall()) {
- qeport(ParseError, JSMSG_BAD_SUPERCALL);
+ error(JSMSG_BAD_SUPERCALL);
return null();
}
if (tt != TOK_LP) {
- qeport(ParseError, JSMSG_BAD_SUPER);
+ error(JSMSG_BAD_SUPER);
return null();
}
@@ -8591,7 +8614,7 @@ Parser<ParseHandler>::memberExpr(YieldHandling yieldHandling, TripledotHandling
return null();
} else {
if (options().selfHostingMode && handler.isPropertyAccess(lhs)) {
- qeport(ParseError, JSMSG_SELFHOSTED_METHOD_CALL);
+ error(JSMSG_SELFHOSTED_METHOD_CALL);
return null();
}
@@ -8673,7 +8696,7 @@ Parser<ParseHandler>::memberExpr(YieldHandling yieldHandling, TripledotHandling
}
if (handler.isSuperBase(lhs)) {
- qeport(ParseError, JSMSG_BAD_SUPER);
+ error(JSMSG_BAD_SUPER);
return null();
}
@@ -8726,7 +8749,7 @@ Parser<ParseHandler>::labelOrIdentifierReference(YieldHandling yieldHandling,
? "static"
: nullptr;
if (badName) {
- qeport(ParseError, JSMSG_RESERVED_ID, badName);
+ error(JSMSG_RESERVED_ID, badName);
return nullptr;
}
}
@@ -8735,7 +8758,7 @@ Parser<ParseHandler>::labelOrIdentifierReference(YieldHandling yieldHandling,
pc->sc()->strict() ||
versionNumber() >= JSVERSION_1_7)
{
- qeport(ParseError, JSMSG_RESERVED_ID, "yield");
+ error(JSMSG_RESERVED_ID, "yield");
return nullptr;
}
}
@@ -8771,7 +8794,7 @@ Parser<ParseHandler>::bindingIdentifier(YieldHandling yieldHandling)
? "eval"
: nullptr;
if (badName) {
- qeport(ParseError, JSMSG_BAD_STRICT_ASSIGN, badName);
+ error(JSMSG_BAD_STRICT_ASSIGN, badName);
return nullptr;
}
@@ -8781,7 +8804,7 @@ Parser<ParseHandler>::bindingIdentifier(YieldHandling yieldHandling)
? "static"
: nullptr;
if (badName) {
- qeport(ParseError, JSMSG_RESERVED_ID, badName);
+ error(JSMSG_RESERVED_ID, badName);
return nullptr;
}
}
@@ -8790,7 +8813,7 @@ Parser<ParseHandler>::bindingIdentifier(YieldHandling yieldHandling)
pc->sc()->strict() ||
versionNumber() >= JSVERSION_1_7)
{
- qeport(ParseError, JSMSG_RESERVED_ID, "yield");
+ error(JSMSG_RESERVED_ID, "yield");
return nullptr;
}
}
@@ -8889,7 +8912,7 @@ Parser<ParseHandler>::arrayInitializer(YieldHandling yieldHandling, PossibleErro
TokenStream::Modifier modifier = TokenStream::Operand;
for (; ; index++) {
if (index >= NativeObject::MAX_DENSE_ELEMENTS_COUNT) {
- qeport(ParseError, JSMSG_ARRAY_INIT_TOO_BIG);
+ error(JSMSG_ARRAY_INIT_TOO_BIG);
return null();
}
@@ -8999,7 +9022,7 @@ Parser<ParseHandler>::propertyName(YieldHandling yieldHandling, Node propList,
}
if (isAsync && isGenerator) {
- qeport(ParseError, JSMSG_ASYNC_GENERATOR);
+ error(JSMSG_ASYNC_GENERATOR);
return null();
}
@@ -9112,7 +9135,7 @@ Parser<ParseHandler>::propertyName(YieldHandling yieldHandling, Node propList,
}
default:
- qeport(ParseError, JSMSG_BAD_PROP_ID);
+ error(JSMSG_BAD_PROP_ID);
return null();
}
@@ -9122,7 +9145,7 @@ Parser<ParseHandler>::propertyName(YieldHandling yieldHandling, Node propList,
if (tt == TOK_COLON) {
if (isGenerator) {
- qeport(ParseError, JSMSG_BAD_PROP_ID);
+ error(JSMSG_BAD_PROP_ID);
return null();
}
*propType = PropertyType::Normal;
@@ -9131,7 +9154,7 @@ Parser<ParseHandler>::propertyName(YieldHandling yieldHandling, Node propList,
if (ltok == TOK_NAME && (tt == TOK_COMMA || tt == TOK_RC || tt == TOK_ASSIGN)) {
if (isGenerator) {
- qeport(ParseError, JSMSG_BAD_PROP_ID);
+ error(JSMSG_BAD_PROP_ID);
return null();
}
tokenStream.ungetToken();
@@ -9152,7 +9175,7 @@ Parser<ParseHandler>::propertyName(YieldHandling yieldHandling, Node propList,
return propName;
}
- qeport(ParseError, JSMSG_COLON_AFTER_ID);
+ error(JSMSG_COLON_AFTER_ID);
return null();
}
@@ -9263,7 +9286,7 @@ Parser<ParseHandler>::objectLiteral(YieldHandling yieldHandling, PossibleError*
return null();
if (propToken != TOK_NAME && propToken != TOK_YIELD) {
- qeport(ParseError, JSMSG_RESERVED_ID, TokenKindToDesc(propToken));
+ error(JSMSG_RESERVED_ID, TokenKindToDesc(propToken));
return null();
}
@@ -9288,7 +9311,7 @@ Parser<ParseHandler>::objectLiteral(YieldHandling yieldHandling, PossibleError*
return null();
if (propToken != TOK_NAME && propToken != TOK_YIELD) {
- qeport(ParseError, JSMSG_RESERVED_ID, TokenKindToDesc(propToken));
+ error(JSMSG_RESERVED_ID, TokenKindToDesc(propToken));
return null();
}
@@ -9312,7 +9335,7 @@ Parser<ParseHandler>::objectLiteral(YieldHandling yieldHandling, PossibleError*
// Destructuring defaults are definitely not allowed in this object literal,
// because of something the caller knows about the preceding code.
// For example, maybe the preceding token is an operator: `x + {y=z}`.
- qeport(ParseError, JSMSG_COLON_AFTER_ID);
+ error(JSMSG_COLON_AFTER_ID);
return null();
}
@@ -9371,7 +9394,7 @@ Parser<ParseHandler>::objectLiteral(YieldHandling yieldHandling, PossibleError*
if (tt == TOK_RC)
break;
if (tt != TOK_COMMA) {
- qeport(ParseError, JSMSG_CURLY_AFTER_LIST);
+ error(JSMSG_CURLY_AFTER_LIST);
return null();
}
}
@@ -9420,7 +9443,7 @@ Parser<ParseHandler>::tryNewTarget(Node &newTarget)
if (!tokenStream.getToken(&next))
return false;
if (next != TOK_NAME || tokenStream.currentName() != context->names().target) {
- qeport(ParseError, JSMSG_UNEXPECTED_TOKEN, "target", TokenKindToDesc(next));
+ error(JSMSG_UNEXPECTED_TOKEN, "target", TokenKindToDesc(next));
return false;
}
@@ -9475,8 +9498,7 @@ Parser<ParseHandler>::primaryExpr(YieldHandling yieldHandling, TripledotHandling
if (!tokenStream.peekToken(&next))
return null();
if (next != TOK_ARROW) {
- qeport(ParseError, JSMSG_UNEXPECTED_TOKEN,
- "expression", TokenKindToDesc(TOK_RP));
+ error(JSMSG_UNEXPECTED_TOKEN, "expression", TokenKindToDesc(TOK_RP));
return null();
}
@@ -9563,7 +9585,7 @@ Parser<ParseHandler>::primaryExpr(YieldHandling yieldHandling, TripledotHandling
// name, closing parenthesis, and arrow, and allow it only if all are
// present.
if (tripledotHandling != TripledotAllowed) {
- qeport(ParseError, JSMSG_UNEXPECTED_TOKEN, "expression", TokenKindToDesc(tt));
+ error(JSMSG_UNEXPECTED_TOKEN, "expression", TokenKindToDesc(tt));
return null();
}
@@ -9585,8 +9607,7 @@ Parser<ParseHandler>::primaryExpr(YieldHandling yieldHandling, TripledotHandling
// or "arguments" should be prohibited. Argument-parsing code
// handles that.
if (next != TOK_NAME && next != TOK_YIELD) {
- qeport(ParseError, JSMSG_UNEXPECTED_TOKEN,
- "rest argument name", TokenKindToDesc(next));
+ error(JSMSG_UNEXPECTED_TOKEN, "rest argument name", TokenKindToDesc(next));
return null();
}
}
@@ -9594,8 +9615,7 @@ Parser<ParseHandler>::primaryExpr(YieldHandling yieldHandling, TripledotHandling
if (!tokenStream.getToken(&next))
return null();
if (next != TOK_RP) {
- qeport(ParseError, JSMSG_UNEXPECTED_TOKEN,
- "closing parenthesis", TokenKindToDesc(next));
+ error(JSMSG_UNEXPECTED_TOKEN, "closing parenthesis", TokenKindToDesc(next));
return null();
}
@@ -9604,8 +9624,7 @@ Parser<ParseHandler>::primaryExpr(YieldHandling yieldHandling, TripledotHandling
if (next != TOK_ARROW) {
// Advance the scanner for proper error location reporting.
tokenStream.consumeKnownToken(next);
- qeport(ParseError, JSMSG_UNEXPECTED_TOKEN,
- "'=>' after argument list", TokenKindToDesc(next));
+ error(JSMSG_UNEXPECTED_TOKEN, "'=>' after argument list", TokenKindToDesc(next));
return null();
}
@@ -9616,7 +9635,7 @@ Parser<ParseHandler>::primaryExpr(YieldHandling yieldHandling, TripledotHandling
}
default:
- qeport(ParseError, JSMSG_UNEXPECTED_TOKEN, "expression", TokenKindToDesc(tt));
+ error(JSMSG_UNEXPECTED_TOKEN, "expression", TokenKindToDesc(tt));
return null();
}
}
@@ -9641,7 +9660,7 @@ Parser<ParseHandler>::warnOnceAboutExprClosure()
return true;
if (!cx->compartment()->warnedAboutExprClosure) {
- if (!qeport(ParseWarning, JSMSG_DEPRECATED_EXPR_CLOSURE))
+ if (!warning(JSMSG_DEPRECATED_EXPR_CLOSURE))
return false;
cx->compartment()->warnedAboutExprClosure = true;
}
@@ -9659,7 +9678,7 @@ Parser<ParseHandler>::warnOnceAboutForEach()
if (!cx->compartment()->warnedAboutForEach) {
// Disabled warning spew.
- // if (!qeport(ParseWarning, JSMSG_DEPRECATED_FOR_EACH))
+ // if (!warning(JSMSG_DEPRECATED_FOR_EACH))
// return false;
cx->compartment()->warnedAboutForEach = true;
}
diff --git a/js/src/frontend/Parser.h b/js/src/frontend/Parser.h
index 402b977ba..feead0e63 100644
--- a/js/src/frontend/Parser.h
+++ b/js/src/frontend/Parser.h
@@ -907,12 +907,14 @@ class Parser final : private JS::AutoGCRooter, public StrictModeGetter
bool reportHelper(ParseReportKind kind, bool strict, uint32_t offset,
unsigned errorNumber, va_list args);
public:
- bool qeport(ParseReportKind kind, unsigned errorNumber, ...);
bool reportWithNode(ParseReportKind kind, bool strict, Node pn, unsigned errorNumber, ...);
bool reportNoOffset(ParseReportKind kind, bool strict, unsigned errorNumber, ...);
bool reportWithOffset(ParseReportKind kind, bool strict, uint32_t offset, unsigned errorNumber,
...);
+ /* Report the given error at the current offset. */
+ void error(unsigned errorNumber, ...);
+
/*
* Handle a strict mode error at the current offset. Report an error if in
* strict mode code, or warn if not, using the given error number and
@@ -920,6 +922,15 @@ class Parser final : private JS::AutoGCRooter, public StrictModeGetter
*/
MOZ_MUST_USE bool strictModeError(unsigned errorNumber, ...);
+ /* Report the given warning at the current offset. */
+ MOZ_MUST_USE bool warning(unsigned errorNumber, ...);
+
+ /*
+ * If extra warnings are enabled, report the given warning at the current
+ * offset.
+ */
+ MOZ_MUST_USE bool extraWarning(unsigned errorNumber, ...);
+
Parser(ExclusiveContext* cx, LifoAlloc& alloc, const ReadOnlyCompileOptions& options,
const char16_t* chars, size_t length, bool foldConstants, UsedNameTracker& usedNames,
Parser<SyntaxParseHandler>* syntaxParser, LazyScript* lazyOuterFunction);