bug_fix_2520 (new_guid)

Author: SadiHassan

src/Parsers/Kusto/KustoFunctions/KQLStringFunctions.cpp

@@ -376,6 +376,16 @@ bool MakeString::convertImpl(String & out, IParser::Pos & pos)
 
 bool NewGuid::convertImpl(String & out, IParser::Pos & pos)
 {
+    const String fn_name = getKQLFunctionName(pos);
+    if (fn_name.empty())
+        return false;
+    ++pos;
+    ++pos;
+    if (!pos->isEnd() && pos->type != TokenType::Semicolon && pos->type != TokenType::PipeMark)
+        throw Exception(ErrorCodes::BAD_ARGUMENTS, "Function {} expects 0 argument(s)", fn_name);
+    --pos;
+    --pos;
+    --pos;
     return directMapping(out, pos, "generateUUIDv4");
 }
 

tests/queries/0_stateless/02366_kql_func_string.sql

@@ -489,3 +489,6 @@ MyTable | project t = strcat(make_string(col1), '-', make_string(col2), '-', mak
 print str = make_string(range(80, 85), 86, 87, range(88, 90));
 print str = make_string(dynamic([]), 80, 81);
 print str = make_string(123, 1605, 29233 ,128002, 2437);
+
+-- print t = new_guid(1)
+-- Code: 36. DB::Exception: Function new_guid expects 0 argument(s). (BAD_ARGUMENTS)