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LibJS: Add BigInt

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This commit is contained in:
Linus Groh 2020-06-06 01:14:10 +01:00 • committed by Andreas Kling
parent 40829b849a
commit 0ff9d7e189
32 changed files with 1910 additions and 636 deletions
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9
Libraries/LibJS/Parser.cpp
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@ -451,6 +451,8 @@ NonnullRefPtr<Expression> Parser::parse_primary_expression()
}
case TokenType::NumericLiteral:
return create_ast_node<NumericLiteral>(consume().double_value());
case TokenType::BigIntLiteral:
return create_ast_node<BigIntLiteral>(consume().value());
case TokenType::BoolLiteral:
return create_ast_node<BooleanLiteral>(consume().bool_value());
case TokenType::StringLiteral:
@ -547,7 +549,8 @@ NonnullRefPtr<ObjectExpression> Parser::parse_object_expression()
return match_identifier_name()
|| type == TokenType::BracketOpen
|| type == TokenType::StringLiteral
|| type == TokenType::NumericLiteral;
|| type == TokenType::NumericLiteral
|| type == TokenType::BigIntLiteral;
};
auto parse_property_key = [&]() -> NonnullRefPtr<Expression> {
@ -555,6 +558,9 @@ NonnullRefPtr<ObjectExpression> Parser::parse_object_expression()
return parse_string_literal(consume());
} else if (match(TokenType::NumericLiteral)) {
return create_ast_node<StringLiteral>(consume(TokenType::NumericLiteral).value());
} else if (match(TokenType::BigIntLiteral)) {
auto value = consume(TokenType::BigIntLiteral).value();
return create_ast_node<StringLiteral>(value.substring_view(0, value.length() - 1));
} else if (match(TokenType::BracketOpen)) {
consume(TokenType::BracketOpen);
auto result = parse_expression(0);
@ -1448,6 +1454,7 @@ bool Parser::match_expression() const
auto type = m_parser_state.m_current_token.type();
return type == TokenType::BoolLiteral
|| type == TokenType::NumericLiteral
|| type == TokenType::BigIntLiteral
|| type == TokenType::StringLiteral
|| type == TokenType::TemplateLiteralStart
|| type == TokenType::NullLiteral