refactor: listener and visitor entrance

src/grammar/hive/HiveSql.g4

@@ -15,7 +15,7 @@
    limitations under the License.
 */
 
-parser grammar HiveSqlParser;
+parser grammar HiveSql;
 
 options {
     tokenVocab=HiveSqlLexer;

src/parser/hive.ts

@@ -1,8 +1,8 @@
 import { InputStream, CommonTokenStream, Lexer } from 'antlr4';
 import { HiveSqlLexer } from '../lib/hive/HiveSqlLexer';
-import { HiveSqlParser } from '../lib/hive/HiveSqlParser';
-export * from '../lib/hive/HiveSqlParserListener';
-export * from '../lib/hive/HiveSqlParserVisitor';
+import { HiveSql } from '../lib/hive/HiveSql';
+export * from '../lib/hive/HiveSqlListener';
+export * from '../lib/hive/HiveSqlVisitor';
 
 import BasicParser from './common/BasicParser';
 
@@ -14,7 +14,7 @@ export default class HiveSQL extends BasicParser {
     }
     public createParserFromLexer(lexer: Lexer) {
         const tokenStream = new CommonTokenStream(lexer);
-        return new HiveSqlParser(tokenStream);
+        return new HiveSql(tokenStream);
     }
 }