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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #include "src/api.h" | 7 #include "src/api.h" |
8 #include "src/ast.h" | 8 #include "src/ast.h" |
9 #include "src/bailout-reason.h" | 9 #include "src/bailout-reason.h" |
10 #include "src/base/platform/platform.h" | 10 #include "src/base/platform/platform.h" |
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3713 const AstRawString* raw_name = proxy->raw_name(); | 3713 const AstRawString* raw_name = proxy->raw_name(); |
3714 Scanner::Location param_location(proxy->position(), | 3714 Scanner::Location param_location(proxy->position(), |
3715 proxy->position() + raw_name->length()); | 3715 proxy->position() + raw_name->length()); |
3716 | 3716 |
3717 if (proxy->is_this()) { | 3717 if (proxy->is_this()) { |
3718 ReportMessageAt(param_location, "this_formal_parameter"); | 3718 ReportMessageAt(param_location, "this_formal_parameter"); |
3719 *ok = false; | 3719 *ok = false; |
3720 return; | 3720 return; |
3721 } | 3721 } |
3722 | 3722 |
3723 if (!error_locs->eval_or_arguments_.IsValid() && IsEvalOrArguments(raw_name)) | 3723 if (!error_locs->eval_or_arguments.IsValid() && IsEvalOrArguments(raw_name)) |
3724 error_locs->eval_or_arguments_ = param_location; | 3724 error_locs->eval_or_arguments = param_location; |
3725 if (!error_locs->reserved_.IsValid() && IsFutureStrictReserved(raw_name)) | 3725 if (!error_locs->reserved.IsValid() && IsFutureStrictReserved(raw_name)) |
3726 error_locs->reserved_ = param_location; | 3726 error_locs->reserved = param_location; |
3727 if (!error_locs->undefined_.IsValid() && IsUndefined(raw_name)) | 3727 if (!error_locs->undefined.IsValid() && IsUndefined(raw_name)) |
3728 error_locs->undefined_ = param_location; | 3728 error_locs->undefined = param_location; |
3729 | 3729 |
3730 // TODO(wingo): Fix quadratic check. (Scope::IsDeclaredParameter has the same | 3730 // TODO(wingo): Fix quadratic check. (Scope::IsDeclaredParameter has the same |
3731 // issue.) | 3731 // issue.) |
3732 for (int i = 0; i < result->length(); i++) { | 3732 for (int i = 0; i < result->length(); i++) { |
3733 // Eagerly report the error here; duplicate formal parameter names are never | 3733 // Eagerly report the error here; duplicate formal parameter names are never |
3734 // allowed in arrow functions. | 3734 // allowed in arrow functions. |
3735 if (raw_name == result->at(i)) { | 3735 if (raw_name == result->at(i)) { |
3736 ReportMessageAt(param_location, | 3736 ReportMessageAt(param_location, |
3737 "duplicate_arrow_function_formal_parameter"); | 3737 "duplicate_arrow_function_formal_parameter"); |
3738 *ok = false; | 3738 *ok = false; |
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3948 ParseFormalParameterList(&error_locs, &has_rest, CHECK_OK); | 3948 ParseFormalParameterList(&error_locs, &has_rest, CHECK_OK); |
3949 Expect(Token::RPAREN, CHECK_OK); | 3949 Expect(Token::RPAREN, CHECK_OK); |
3950 int formals_end_position = scanner()->location().end_pos; | 3950 int formals_end_position = scanner()->location().end_pos; |
3951 | 3951 |
3952 CheckArityRestrictions(params->length(), arity_restriction, start_position, | 3952 CheckArityRestrictions(params->length(), arity_restriction, start_position, |
3953 formals_end_position, CHECK_OK); | 3953 formals_end_position, CHECK_OK); |
3954 | 3954 |
3955 scope->set_start_position(start_position); | 3955 scope->set_start_position(start_position); |
3956 | 3956 |
3957 num_parameters = DeclareFormalParameters(params, scope_, has_rest); | 3957 num_parameters = DeclareFormalParameters(params, scope_, has_rest); |
3958 if (error_locs.duplicate_.IsValid()) { | 3958 if (error_locs.duplicate.IsValid()) { |
3959 duplicate_parameters = FunctionLiteral::kHasDuplicateParameters; | 3959 duplicate_parameters = FunctionLiteral::kHasDuplicateParameters; |
3960 } | 3960 } |
3961 | 3961 |
3962 | 3962 |
3963 Expect(Token::LBRACE, CHECK_OK); | 3963 Expect(Token::LBRACE, CHECK_OK); |
3964 | 3964 |
3965 // If we have a named function expression, we add a local variable | 3965 // If we have a named function expression, we add a local variable |
3966 // declaration to the body of the function with the name of the | 3966 // declaration to the body of the function with the name of the |
3967 // function and let it refer to the function itself (closure). | 3967 // function and let it refer to the function itself (closure). |
3968 // NOTE: We create a proxy and resolve it here so that in the | 3968 // NOTE: We create a proxy and resolve it here so that in the |
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5773 | 5773 |
5774 Expression* Parser::SpreadCallNew(Expression* function, | 5774 Expression* Parser::SpreadCallNew(Expression* function, |
5775 ZoneList<v8::internal::Expression*>* args, | 5775 ZoneList<v8::internal::Expression*>* args, |
5776 int pos) { | 5776 int pos) { |
5777 args->InsertAt(0, function, zone()); | 5777 args->InsertAt(0, function, zone()); |
5778 | 5778 |
5779 return factory()->NewCallRuntime( | 5779 return factory()->NewCallRuntime( |
5780 ast_value_factory()->reflect_construct_string(), NULL, args, pos); | 5780 ast_value_factory()->reflect_construct_string(), NULL, args, pos); |
5781 } | 5781 } |
5782 } } // namespace v8::internal | 5782 } } // namespace v8::internal |
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