/*
* Copyright 2000-2009 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.intellij.psi.tree;
import com.intellij.lang.ASTNode;
import org.jetbrains.annotations.NotNull;
/**
* An additional interface to be implemented by {@link IElementType} instances to allow customizing how leaf AST elements are created
* for tokens of this type. By default, plain LeafElement instances would be created. Implementing this interface only makes sense
* if you want to override some methods in LeafElement.
*
* @see ICompositeElementType
* @author peter
*/
public interface ILeafElementType {
/**
* Invoked by {@link com.intellij.lang.PsiBuilder} to create a leaf AST node based of this type.
* @return a LeafElement object with the given text
*/
@NotNull
ASTNode createLeafNode(@NotNull CharSequence leafText);
}