Make the logic for exiting the parse_mssql_declare loop more precise

Author: wugeer

src/parser/mod.rs

@@ -434,16 +434,6 @@ impl<'a> Parser<'a> {
             let statement = self.parse_statement()?;
             stmts.push(statement);
             expecting_statement_delimiter = true;
-            if self.peek_token().token != Token::SemiColon {
-                // If the next valid character is not a semicolon,
-                // check whether the previous valid character is a semicolon.
-                // If it is, revert to the previous valid character (i.e., the semicolon);
-                // otherwise, do nothing.
-                self.prev_token();
-                if self.peek_token().token != Token::SemiColon {
-                    self.next_token();
-                }
-            };
         }
         Ok(stmts)
     }
@@ -5364,7 +5354,7 @@ impl<'a> Parser<'a> {
                 for_query: None,
             });
 
-            if self.next_token() != Token::Comma {
+            if self.peek_token().token == Token::SemiColon || self.next_token() != Token::Comma {
                 break;
             }
         }