/*
 * Copyright 2010-2015 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 org.jetbrains.kotlin.parsing;

import com.intellij.lang.PsiBuilder;
import com.intellij.psi.tree.IElementType;
import org.jetbrains.annotations.NotNull;

public interface SemanticWhitespaceAwarePsiBuilder extends PsiBuilder {
    // TODO: comments go to wrong place when an empty element is created, see IElementType.isLeftBound()

    boolean newlineBeforeCurrentToken();
    void disableNewlines();
    void enableNewlines();
    void restoreNewlinesState();

    void restoreJoiningComplexTokensState();
    void enableJoiningComplexTokens();
    void disableJoiningComplexTokens();

    boolean isWhitespaceOrComment(@NotNull IElementType elementType);
}
