fix: clea sql white spaces \n fix #21 (#26)

test/utils/index.test.ts

@@ -39,4 +39,12 @@ describe('utils', () => {
         const result = cleanSql(sql);
         expect(result.indexOf('xxx')).toEqual(-1);
     });
+
+    test('clean SQL white spaces', () => {
+        const sql = `   
+        select * from a;    `;
+        const expected = 'select * from a;';
+        const result = cleanSql(sql);
+        expect(result).toEqual(expected);
+    });
 });