MacroTransformation.java example

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groovy-master
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 *  regarding copyright ownership.  The ASF licenses this file
 *  to you 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,
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 *  KIND, either express or implied.  See the License for the
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package org.codehaus.groovy.macro.transform;

import groovy.transform.CompilationUnitAware;
import org.codehaus.groovy.ast.*;
import org.codehaus.groovy.control.CompilationUnit;
import org.codehaus.groovy.control.CompilePhase;
import org.codehaus.groovy.control.SourceUnit;
import org.codehaus.groovy.transform.GroovyASTTransformation;

/**
 * @author Sergei Egorov <bsideup@gmail.com>
 * @since 2.5.0
 */

@GroovyASTTransformation(phase = CompilePhase.CONVERSION)
public class MacroTransformation extends MethodCallTransformation implements CompilationUnitAware {

    protected CompilationUnit unit;

    @Override
    public void setCompilationUnit(CompilationUnit unit) {
        this.unit = unit;
    }

    @Override
    protected GroovyCodeVisitor getTransformer(ASTNode[] nodes, final SourceUnit sourceUnit) {
        return new MacroCallTransformingVisitor(sourceUnit, unit);
    }
}