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LibJS: Implement bitwise right shift operator (>>)

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This commit is contained in:
Linus Groh 2020-04-23 13:45:19 +01:00 • committed by Andreas Kling
parent f0e7404480
commit 502d1f5165
5 changed files with 88 additions and 1 deletions
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8
Libraries/LibJS/Parser.cpp
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@ -583,6 +583,12 @@ NonnullRefPtr<Expression> Parser::parse_secondary_expression(NonnullRefPtr<Expre
case TokenType::ShiftLeftEquals:
consume();
return create_ast_node<AssignmentExpression>(AssignmentOp::LeftShiftAssignment, move(lhs), parse_expression(min_precedence, associativity));
case TokenType::ShiftRight:
consume();
return create_ast_node<BinaryExpression>(BinaryOp::RightShift, move(lhs), parse_expression(min_precedence, associativity));
case TokenType::ShiftRightEquals:
consume();
return create_ast_node<AssignmentExpression>(AssignmentOp::RightShiftAssignment, move(lhs), parse_expression(min_precedence, associativity));
case TokenType::ParenOpen:
return parse_call_expression(move(lhs));
case TokenType::Equals:
@ -1070,6 +1076,8 @@ bool Parser::match_secondary_expression() const
|| type == TokenType::Caret
|| type == TokenType::ShiftLeft
|| type == TokenType::ShiftLeftEquals
|| type == TokenType::ShiftRight
|| type == TokenType::ShiftRightEquals
|| type == TokenType::DoubleAmpersand
|| type == TokenType::DoublePipe
|| type == TokenType::DoubleQuestionMark;