sp: parser: support keys that starts with an underscore
@@ -101,7 +101,7 @@ RECORD_TIME return RECORD_TIME;
(-?[1-9][0-9]*|0)\.[0-9]+ { yylval->fval = atof(yytext); return FLOATING; }
\'([^']|'{2})*\' { yylval->string = remove_dup_qoutes(yytext + 1, yyleng - 2); return STRING; }
-[A-Za-z][A-Za-z0-9_.]* { yylval->string = flb_strdup(yytext); return IDENTIFIER; }
+[_A-Za-z][A-Za-z0-9_.]* { yylval->string = flb_strdup(yytext); return IDENTIFIER; }
"*" |
"," |
