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LibJS: Parse while statements

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Linus Groh 2020-04-21 19:27:57 +01:00 • committed by Andreas Kling
parent 7e01e38cf4
commit 038051d205
3 changed files with 38 additions and 0 deletions
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16
Libraries/LibJS/Parser.cpp
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@ -249,6 +249,8 @@ NonnullRefPtr<Statement> Parser::parse_statement()
return parse_switch_statement();
case TokenType::Do:
return parse_do_while_statement();
case TokenType::While:
return parse_while_statement();
default:
if (match_expression()) {
auto expr = parse_expression(0);
@ -847,6 +849,20 @@ NonnullRefPtr<DoWhileStatement> Parser::parse_do_while_statement()
return create_ast_node<DoWhileStatement>(move(test), move(body));
}
NonnullRefPtr<WhileStatement> Parser::parse_while_statement()
{
consume(TokenType::While);
consume(TokenType::ParenOpen);
auto test = parse_expression(0);
consume(TokenType::ParenClose);
auto body = parse_statement();
return create_ast_node<WhileStatement>(move(test), move(body));
}
NonnullRefPtr<SwitchStatement> Parser::parse_switch_statement()
{
consume(TokenType::Switch);