fixing issue #120 again.

3 files changed, 8 insertions, 2 deletions

diff --git a/src/yuescript/yue_compiler.cpp b/src/yuescript/yue_compiler.cpp
index 6fd43d0..5443c61 100644
--- a/src/yuescript/yue_compiler.cpp
+++ b/src/yuescript/yue_compiler.cpp
@@ -71,7 +71,7 @@ static std::unordered_set<std::string> Metamethods = {
         "close"s // Lua 5.4
 };
 
-const std::string_view version = "0.15.22"sv;
+const std::string_view version = "0.15.23"sv;
 const std::string_view extension = "yue"sv;
 
 class YueCompilerImpl {
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 |
diff --git a/src/yuescript/yue_parser.h b/src/yuescript/yue_parser.h
index da25d3d..c8fc17e 100644
--- a/src/yuescript/yue_parser.h
+++ b/src/yuescript/yue_parser.h
@@ -118,6 +118,7 @@ private:
         rule empty_block_error;
         rule leading_spaces_error;
         rule indentation_error;
+        rule braces_expression_error;
 
         rule num_char;
         rule num_char_hex;