1 files changed, 6 insertions, 1 deletions

diff --git a/src/yuescript/yue_parser.cpp b/src/yuescript/yue_parser.cpp
index 4532d21..2fc1333 100644
--- a/src/yuescript/yue_parser.cpp
+++ b/src/yuescript/yue_parser.cpp
@@ -387,7 +387,7 @@ YueParser::YueParser() {
 
         Comprehension = '[' >> not_('[') >> space >> Exp >> space >> CompInner >> space >> ']';
         CompValue = ',' >> space >> Exp;
-        TblComprehension = '{' >> space >> Exp >> space >> -(CompValue >> space) >> CompInner >> space >> '}';
+        TblComprehension = '{' >> (space >> Exp >> space >> -(CompValue >> space) >> CompInner >> space >> '}' | braces_expression_error);
 
         CompInner = Seperator >> (CompForEach | CompFor) >> *(space >> comp_clause);
         StarExp = '*' >> space >> Exp;
@@ -736,6 +736,11 @@ YueParser::YueParser() {
 
         ConstValue = (expr("nil") | "true" | "false") >> not_alpha_num;
 
+        braces_expression_error = pl::user("{", [](const item_t& item) {
+                throw ParserError("invalid brace expression", *item.begin, *item.end);
+                return false;
+        });
+
         SimpleValue =
                 TableLit | ConstValue | If | Switch | Try | With |
                 ClassDecl | ForEach | For | While | Do |