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-rw-r--r--Libraries/LibJS/Parser.cpp10
1 files changed, 10 insertions, 0 deletions
diff --git a/Libraries/LibJS/Parser.cpp b/Libraries/LibJS/Parser.cpp
index 63e0a5bd95..2288a31d92 100644
--- a/Libraries/LibJS/Parser.cpp
+++ b/Libraries/LibJS/Parser.cpp
@@ -446,6 +446,8 @@ NonnullRefPtr<ObjectExpression> Parser::parse_object_expression()
RefPtr<Expression> property_key;
RefPtr<Expression> property_value;
auto need_colon = true;
+ auto is_spread = false;
+
if (match_identifier_name()) {
auto identifier = consume().value();
property_key = create_ast_node<StringLiteral>(identifier);
@@ -459,6 +461,12 @@ NonnullRefPtr<ObjectExpression> Parser::parse_object_expression()
consume(TokenType::BracketOpen);
property_key = parse_expression(0);
consume(TokenType::BracketClose);
+ } else if (match(TokenType::TripleDot)) {
+ consume(TokenType::TripleDot);
+ property_key = create_ast_node<SpreadExpression>(parse_expression(0));
+ property_value = property_key;
+ need_colon = false;
+ is_spread = true;
} else {
m_parser_state.m_has_errors = true;
auto& current_token = m_parser_state.m_current_token;
@@ -476,6 +484,8 @@ NonnullRefPtr<ObjectExpression> Parser::parse_object_expression()
}
auto property = create_ast_node<ObjectProperty>(*property_key, *property_value);
properties.append(property);
+ if (is_spread)
+ property->set_is_spread();
if (!match(TokenType::Comma))
break;