Package org.antlr.v4.codegen.model.decl

Examples of org.antlr.v4.codegen.model.decl.StructDecl

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  @Override
  public List<SrcOp> action(ActionAST ast) { return list(new Action(this, ast)); }

  @Override
  public List<SrcOp> sempred(ActionAST ast) { return list(new SemPred(this, ast)); }
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    switch ( ebnf ) {
      case ANTLRParser.OPTIONAL :
        c = new OptionalBlock(this, ebnfRoot, alts);
        break;
      case ANTLRParser.CLOSURE :
        c = new StarBlock(this, ebnfRoot, alts);
        break;
      case ANTLRParser.POSITIVE_CLOSURE :
        c = new PlusBlock(this, ebnfRoot, alts);
        break;
    }
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    return c;
  }

  @Override
  public List<SrcOp> getLL1Test(IntervalSet look, GrammarAST blkAST) {
    return list(new TestSetInline(this, blkAST, look));
  }
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    }
    modifiers = Utils.nodesToStrings(r.modifiers);

    index = r.index;

    ruleCtx = new StructDecl(factory, r);
    altToContext = new AltLabelStructDecl[r.getOriginalNumberOfAlts()+1];
    addContextGetters(factory, r);

    if ( r.args!=null ) {
      Collection<Attribute> decls = r.args.attributes.values();
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        }
        else {
          d = new RuleContextListDecl(factory, label, ctxName);
        }

        StructDecl struct = ruleCtx;
        if ( altLabelCtxs!=null ) {
          StructDecl s = altLabelCtxs.get(altLabel);
          if ( s!=null ) struct = s; // if alt label, use subctx
        }
        struct.addDecl(d); // stick in overall rule's ctx
      }
    }
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  }

  public void reduceBlocksToSets(GrammarAST root) {
    CommonTreeNodeStream nodes = new CommonTreeNodeStream(new GrammarASTAdaptor(), root);
    GrammarASTAdaptor adaptor = new GrammarASTAdaptor();
    BlockSetTransformer transformer = new BlockSetTransformer(nodes, g);
    transformer.setTreeAdaptor(adaptor);
    transformer.downup(root);
  }
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  public Map<Integer, ASSOC> altAssociativity = new HashMap<Integer, ASSOC>();

  public LeftRecursiveRuleAnalyzer(GrammarAST ruleAST,
                   Tool tool, String ruleName, String language)
  {
    super(new CommonTreeNodeStream(new GrammarASTAdaptor(ruleAST.token.getInputStream()), ruleAST));
    this.tool = tool;
    this.ruleName = ruleName;
    this.language = language;
    this.tokenStream = ruleAST.g.tokenStream;
    if (this.tokenStream == null) {
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        tool.log("grammar", "after: "+root.toStringTree());
  }

  public void reduceBlocksToSets(GrammarAST root) {
    CommonTreeNodeStream nodes = new CommonTreeNodeStream(new GrammarASTAdaptor(), root);
    GrammarASTAdaptor adaptor = new GrammarASTAdaptor();
    BlockSetTransformer transformer = new BlockSetTransformer(nodes, g);
    transformer.setTreeAdaptor(adaptor);
    transformer.downup(root);
  }
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     *
     *  Parameter must be a token.
     *  todo: do we want?
     */
    public void expandParameterizedLoops(GrammarAST root) {
        TreeVisitor v = new TreeVisitor(new GrammarASTAdaptor());
        v.visit(root, new TreeVisitorAction() {
            @Override
            public Object pre(Object t) {
                if ( ((GrammarAST)t).getType() == 3 ) {
                    return expandParameterizedLoop((GrammarAST)t);
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    /** Utility visitor that sets grammar ptr in each node */
  public static void setGrammarPtr(final Grammar g, GrammarAST tree) {
    if ( tree==null ) return;
    // ensure each node has pointer to surrounding grammar
    TreeVisitor v = new TreeVisitor(new GrammarASTAdaptor());
    v.visit(tree, new TreeVisitorAction() {
      @Override
      public Object pre(Object t) { ((GrammarAST)t).g = g; return t; }
      @Override
      public Object post(Object t) { return t; }
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Related Classes of org.antlr.v4.codegen.model.decl.StructDecl

  • org.antlr.runtime.ANTLRFileStream
  • org.antlr.runtime.ANTLRStringStream
  • org.antlr.runtime.CharStream
  • org.antlr.runtime.CommonToken
  • org.antlr.runtime.Token
  • org.antlr.runtime.tree.CommonTree
  • org.antlr.runtime.tree.CommonTreeNodeStream
  • org.antlr.runtime.tree.Tree
  • org.antlr.runtime.tree.TreeVisitor
  • org.antlr.runtime.tree.TreeVisitorAction
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