NothingMatcher

java.lang.Object

org.parboiled.trees.ImmutableGraphNode<Matcher>

org.parboiled.matchers.AbstractMatcher

org.parboiled.matchers.NothingMatcher

All Implemented Interfaces:: Cloneable, Matcher, Rule, GraphNode<Matcher>

public class NothingMatcher extends AbstractMatcher

A Matcher that never matches anything.

Constructor Summary

Constructors

Constructor

Description

NothingMatcher()
Method Summary

Modifier and Type

Method

Description

<R> R

accept(MatcherVisitor<R> visitor)

Accepts the given matcher visitor.

boolean

match(MatcherContext context)

Tries a match on the given MatcherContext.

Methods inherited from class AbstractMatcher
areMismatchesMemoed, areSubnodesSuppressed, getLabel, getSubContext, getTag, hasCustomLabel, isNodeSkipped, isNodeSuppressed, label, memoMismatches, setTag, skipNode, suppressNode, suppressSubnodes, toString

Methods inherited from class ImmutableGraphNode
getChildren

Methods inherited from class Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface GraphNode
getChildren

Constructor Details
- NothingMatcher
  
  public NothingMatcher()
Method Details
- match
  
  public boolean match(MatcherContext context)
  
  Description copied from interface: Matcher
  
  Tries a match on the given MatcherContext.
  
  Parameters:
  
  context - the MatcherContext
  
  Returns:
  
  true if the match was successful
- accept
  
  public <R> R accept(MatcherVisitor<R> visitor)
  
  Description copied from interface: Matcher
  
  Accepts the given matcher visitor.
  
  Parameters:
  
  visitor - the visitor
  
  Returns:
  
  the value returned by the given visitor