Merge pull request #23 from JackiebyChan/214-double-quote-supporting

fix_"12*"_parse

Author: norton-yang

src/parser/bison_parser.y

@@ -1068,8 +1068,7 @@ column_name : IDENTIFIER { $$ = Expr::makeColumnRef($1); }
 
 literal : identifier_literal | string_literal | bool_literal | num_literal | null_literal | date_literal | interval_literal | param_expr;
 
-identifier_literal : IDENTIFIER { $$ = Expr::makeLiteral($1); }
-| '"' IDENTIFIER '"' { $$ = Expr::makeLiteral($2); };
+identifier_literal : IDENTIFIER { $$ = Expr::makeLiteral($1); };
 
 string_literal : STRING { $$ = Expr::makeLiteral($1); };
 

src/parser/flex_lexer.l

@@ -228,7 +228,7 @@ CHARACTER[ \t\n]+VARYING TOKEN(CHARACTER_VARYING)
 ">="        TOKEN(GREATEREQ)
 "||"        TOKEN(CONCAT)
 
-[-+*`"/(){},.;<>=^%:?[\]|]    { return yytext[0]; }
+[-+*`/(){},.;<>=^%:?[\]|]    { return yytext[0]; }
 
 [0-9]+"."[0-9]* |
 "."[0-9]*  {
@@ -256,6 +256,12 @@ CHARACTER[ \t\n]+VARYING TOKEN(CHARACTER_VARYING)
   return SQL_INTVAL;
 }
 
+\"[^\"\n]+\" {
+  // Crop the leading and trailing quote char
+  yylval->sval = hsql::substr(yytext, 1, strlen(yytext)-1);
+  return SQL_IDENTIFIER;
+}
+
 [A-Za-z][A-Za-z0-9_]* {
   yylval->sval = strdup(yytext);
   return SQL_IDENTIFIER;