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LibJS: Fix conditional expression precedence

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This fixes the following from parsing incorrectly due to the comma
that occurs after the conditional:

  let o = {
    foo: true ? 1 : 2,
    bar: 'baz',
  };
This commit is contained in:
Matthew Olsson
2020-05-28 14:42:20 -07:00
committed by Andreas Kling
parent 3847d00727
commit 664085b719
3 changed files with 6 additions and 2 deletions
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4
Libraries/LibJS/Parser.cpp
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@@ -1105,9 +1105,9 @@ NonnullRefPtr<ContinueStatement> Parser::parse_continue_statement()
NonnullRefPtr<ConditionalExpression> Parser::parse_conditional_expression(NonnullRefPtr<Expression> test)
{
consume(TokenType::QuestionMark);
auto consequent = parse_expression(0);
auto consequent = parse_expression(2);
consume(TokenType::Colon);
auto alternate = parse_expression(0);
auto alternate = parse_expression(2);
return create_ast_node<ConditionalExpression>(move(test), move(consequent), move(alternate));
}