jetbrains.jetpad.model.composite.dump.StringBuilderDumpContext.java Source code

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Here is the source code for jetbrains.jetpad.model.composite.dump.StringBuilderDumpContext.java

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/*
 * Copyright 2012-2015 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 jetbrains.jetpad.model.composite.dump;

import com.google.common.base.Strings;

public class StringBuilderDumpContext implements DumpContext {
    private StringBuilder myResult = new StringBuilder();
    private int myIndent;

    @Override
    public void withIndent(Runnable r) {
        myIndent++;
        try {
            r.run();
        } finally {
            myIndent--;
        }
    }

    @Override
    public void println(String text) {
        myResult.append(Strings.repeat("  ", myIndent)).append(text).append("\n");
    }

    public String toString() {
        return myResult.toString();
    }
}