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LibCpp: Support parsing '!=" operator

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This commit is contained in:
Itamar 2021-03-31 18:19:17 +03:00 • committed by Andreas Kling
parent 68e9a05472
commit fe4122bbae
3 changed files with 9 additions and 2 deletions
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3
Userland/Libraries/LibCpp/AST.cpp
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@ -206,6 +206,9 @@ void BinaryExpression::dump(size_t indent) const
case BinaryOp::EqualsEquals: case BinaryOp::EqualsEquals:
op_string = "=="; op_string = "==";
break; break;
case BinaryOp::NotEqual:
op_string = "!=";
break;
} }
m_lhs->dump(indent + 1); m_lhs->dump(indent + 1);

3
Userland/Libraries/LibCpp/AST.h
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@ -418,7 +418,8 @@ enum class BinaryOp {
BitwiseXor, BitwiseXor,
LeftShift, LeftShift,
RightShift, RightShift,
EqualsEquals EqualsEquals,
NotEqual,
}; };
class BinaryExpression : public Expression { class BinaryExpression : public Expression {

5
Userland/Libraries/LibCpp/Parser.cpp
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@ -420,7 +420,8 @@ bool Parser::match_secondary_expression()
|| type == Token::Type::GreaterGreaterEquals || type == Token::Type::GreaterGreaterEquals
|| type == Token::Type::EqualsEquals || type == Token::Type::EqualsEquals
|| type == Token::Type::AndAnd || type == Token::Type::AndAnd
|| type == Token::Type::PipePipe; || type == Token::Type::PipePipe
|| type == Token::Type::ExclamationMarkEquals;
} }
NonnullRefPtr<Expression> Parser::parse_primary_expression(ASTNode& parent) NonnullRefPtr<Expression> Parser::parse_primary_expression(ASTNode& parent)
@ -549,6 +550,8 @@ NonnullRefPtr<Expression> Parser::parse_secondary_expression(ASTNode& parent, No
return parse_binary_expression(parent, lhs, BinaryOp::LessThan); return parse_binary_expression(parent, lhs, BinaryOp::LessThan);
case Token::Type::EqualsEquals: case Token::Type::EqualsEquals:
return parse_binary_expression(parent, lhs, BinaryOp::EqualsEquals); return parse_binary_expression(parent, lhs, BinaryOp::EqualsEquals);
case Token::Type::ExclamationMarkEquals:
return parse_binary_expression(parent, lhs, BinaryOp::NotEqual);
case Token::Type::Equals: case Token::Type::Equals:
return parse_assignment_expression(parent, lhs, AssignmentOp::Assignment); return parse_assignment_expression(parent, lhs, AssignmentOp::Assignment);
case Token::Type::Dot: { case Token::Type::Dot: {