diff options
| author | Conrad Pankoff <deoxxa@fknsrs.biz> | 2020-03-12 23:09:15 +1100 |
|---|---|---|
| committer | Andreas Kling <kling@serenityos.org> | 2020-03-12 13:42:23 +0100 |
| commit | 2b36b4f09ff280ae821b73d73035ba95421701e8 (patch) | |
| tree | 787fcc7834bcf637a7a75403e52f36f557f33520 /Libraries/LibJS/Parser.cpp | |
| parent | 0fe87c5fec856e174157a6adce5a41e760851885 (diff) | |
| download | serenity-2b36b4f09ff280ae821b73d73035ba95421701e8.zip | |
LibJS: Implement +=, -=, *=, and /= assignment operators
Diffstat (limited to 'Libraries/LibJS/Parser.cpp')
| -rw-r--r-- | Libraries/LibJS/Parser.cpp | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/Libraries/LibJS/Parser.cpp b/Libraries/LibJS/Parser.cpp index 38e278300c..c022b96b6c 100644 --- a/Libraries/LibJS/Parser.cpp +++ b/Libraries/LibJS/Parser.cpp @@ -124,15 +124,27 @@ NonnullOwnPtr<Expression> Parser::parse_secondary_expression(NonnullOwnPtr<Expre case TokenType::Plus: consume(); return make<BinaryExpression>(BinaryOp::Plus, move(lhs), parse_expression()); + case TokenType::PlusEquals: + consume(); + return make<AssignmentExpression>(AssignmentOp::PlusEquals, move(lhs), parse_expression()); case TokenType::Minus: consume(); return make<BinaryExpression>(BinaryOp::Minus, move(lhs), parse_expression()); + case TokenType::MinusEquals: + consume(); + return make<AssignmentExpression>(AssignmentOp::MinusEquals, move(lhs), parse_expression()); case TokenType::Asterisk: consume(); return make<BinaryExpression>(BinaryOp::Asterisk, move(lhs), parse_expression()); + case TokenType::AsteriskEquals: + consume(); + return make<AssignmentExpression>(AssignmentOp::AsteriskEquals, move(lhs), parse_expression()); case TokenType::Slash: consume(); return make<BinaryExpression>(BinaryOp::Slash, move(lhs), parse_expression()); + case TokenType::SlashEquals: + consume(); + return make<AssignmentExpression>(AssignmentOp::SlashEquals, move(lhs), parse_expression()); case TokenType::GreaterThanEquals: consume(); return make<BinaryExpression>(BinaryOp::GreaterThanEquals, move(lhs), parse_expression()); @@ -250,9 +262,13 @@ bool Parser::match_secondary_expression() const { auto type = m_current_token.type(); return type == TokenType::Plus + || type == TokenType::PlusEquals || type == TokenType::Minus + || type == TokenType::MinusEquals || type == TokenType::Asterisk + || type == TokenType::AsteriskEquals || type == TokenType::Slash + || type == TokenType::SlashEquals || type == TokenType::Equals || type == TokenType::GreaterThanEquals || type == TokenType::LessThanEquals |