#99 aibolit fix

yegor256 · Nov 15, 2020 · c6c90ec · c6c90ec
1 parent 186d7e4
commit c6c90ec
Showing 1 changed file with 19 additions and 12 deletions.
diff --git a/src/main/java/org/xembly/Verbs.java b/src/main/java/org/xembly/Verbs.java
@@ -62,32 +62,39 @@ final class Verbs {
      * @return Collection of directives
      */
     public Collection<Directive> directives() {
-        final ANTLRErrorListener errors = new BaseErrorListener() {
-            // @checkstyle ParameterNumberCheck (10 lines)
-            @Override
-            public void syntaxError(final Recognizer<?, ?> recognizer,
-                final Object symbol, final int line,
-                final int position, final String msg,
-                final RecognitionException error) {
-                throw new SyntaxException(Verbs.this.text, error);
-            }
-        };
         final XemblyLexer lexer = new XemblyLexer(
             CharStreams.fromString(this.text)
         );
         lexer.removeErrorListeners();
-        lexer.addErrorListener(errors);
+        lexer.addErrorListener(this.errors());
         final XemblyParser parser =
             new XemblyParser(
                 new CommonTokenStream(lexer)
             );
         parser.removeErrorListeners();
-        parser.addErrorListener(errors);
+        parser.addErrorListener(this.errors());
         try {
             return parser.directives().ret;
         } catch (final ParsingException ex) {
             throw new SyntaxException(this.text, ex);
         }
     }
 
+    /**
+     * Errors listener.
+     * @return Listener
+     */
+    private ANTLRErrorListener errors() {
+        return new BaseErrorListener() {
+            // @checkstyle ParameterNumberCheck (10 lines)
+            @Override
+            public void syntaxError(final Recognizer<?, ?> recognizer,
+                final Object symbol, final int line,
+                final int position, final String msg,
+                final RecognitionException error) {
+                throw new SyntaxException(Verbs.this.text, error);
+            }
+        };
+    }
+
 }