From 2361c5723d9532703dee333883f82719c67b4bb2 Mon Sep 17 00:00:00 2001
From: Albin Zeng <binwei.zbw@alibaba-inc.com>
Date: Thu, 4 Feb 2021 16:26:10 +0800
Subject: [PATCH] fix: #40

---
 src/sqlParser.jison | 5 +++--
 test/main.test.js   | 9 +++++++++
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/sqlParser.jison b/src/sqlParser.jison
index 3e0f452..cc99391 100644
--- a/src/sqlParser.jison
+++ b/src/sqlParser.jison
@@ -126,8 +126,9 @@ UNION                                                             return 'UNION'
 
 [a-zA-Z_\u4e00-\u9fa5][a-zA-Z0-9_\u4e00-\u9fa5]*                  return 'IDENTIFIER'
 \.                                                                return 'DOT'
-['"][a-zA-Z_\u4e00-\u9fa5][a-zA-Z0-9_\u4e00-\u9fa5]*["']          return 'IDENTIFIER'
-([`])(?:(?=(\\?))\2.)*?\1                                         return 'IDENTIFIER'
+["][a-zA-Z_\u4e00-\u9fa5][a-zA-Z0-9_\u4e00-\u9fa5]*["]            return 'STRING'
+['][a-zA-Z_\u4e00-\u9fa5][a-zA-Z0-9_\u4e00-\u9fa5]*[']            return 'STRING'
+[`].+[`]                                                          return 'IDENTIFIER'
 
 <<EOF>>                                                           return 'EOF'
 .                                                                 return 'INVALID'
diff --git a/test/main.test.js b/test/main.test.js
index 8ba2249..88b9cda 100644
--- a/test/main.test.js
+++ b/test/main.test.js
@@ -422,4 +422,13 @@ describe('select grammar support', function () {
     testParser('select a as "A A" from z');
     testParser('select a as "A A" from z order by "A A" desc');
   });
+
+  it('support quoted alias', function () {
+    testParser('select a as \'A A\' from z');
+    testParser('select a as \'"A#A\' from z order by \'"A#A\' desc');
+  });
+
+  it.only('test IDENTIFIER', function () {
+    testParser('select `aa#sfs`(a) as \'A A\' from z');
+  });
 });