org.unlaxer.tinyexpression.parser.javalang.JavaStyleDelimitedLazyChain Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of tinyExpression Show documentation

TinyExpression implemented with Unlaxer

The newest version!

package org.unlaxer.tinyexpression.parser.javalang;

import java.util.List;
import java.util.Optional;

import org.unlaxer.Name;
import org.unlaxer.RecursiveMode;
import org.unlaxer.parser.Parser;
import org.unlaxer.parser.Parsers;
import org.unlaxer.parser.combinator.LazyChain;
import org.unlaxer.reducer.TagBasedReducer.NodeKind;

public abstract class JavaStyleDelimitedLazyChain extends LazyChain {

  private static final long serialVersionUID = -324234946352474224L;

  public JavaStyleDelimitedLazyChain() {
    super();
  }

  public JavaStyleDelimitedLazyChain(Name name) {
    super(name);
  }

  @Override
  public Optional getNotAstNodeSpecifier() {
    return Optional.empty();
  }

  static final JavaStyleDelimitor delimitor = new JavaStyleDelimitor();
  static {
    delimitor.addTag(NodeKind.notNode.getTag());
  }

  @Override
  public void prepareChildren(Parsers childrenContainer) {
    
    if(childrenContainer.isEmpty()){
      List lazyParsers = getLazyParsers();
      childrenContainer.add(delimitor);
      for (Parser parser : lazyParsers) {
        childrenContainer.add(parser);
        childrenContainer.add(delimitor);
      }
    }
  }
}