docs: public final void ruleGrammarID() throws RecognitionException {
  
          		int stackSize = keepStackSize();
          	
          try {
              // InternalXtext.g:91:2: ( ( ( rule__GrammarID__Group__0 ) ) )
              // InternalXtext.g:92:2: ( ( rule__GrammarID__Group__0 ) )
              {
              // InternalXtext.g:92:2: ( ( rule__GrammarID__Group__0 ) )
              // InternalXtext.g:93:3: ( rule__GrammarID__Group__0 )
              {
               before(grammarAccess.getGrammarIDAccess().getGroup()); 
              // InternalXtext.g:94:3: ( rule__GrammarID__Group__0 )
              // InternalXtext.g:94:4: rule__GrammarID__Group__0
              {
              pushFollow(FollowSets000.FOLLOW_2);
              rule__GrammarID__Group__0();
  
              state._fsp--;
  
  
              }
  
               after(grammarAccess.getGrammarIDAccess().getGroup()); 
  
              }
  
  
              }
  
          }
          catch (RecognitionException re) {
              reportError(re);
              recover(input,re);
          }
          finally {
  
              	restoreStackSize(stackSize);
  
          }
          return ;
      }