this.classNode = Lazy.unsafe().of(() -> {
            ClassNode classNode = new ClassNode();
            reader.accept(classNode, 0);
            return classNode;
        });
        this.classContent = content;
        this.typeRegistry = typeRegistry;
    }

    public byte[] getClassContent() {
        return classContent;
    }

    public ClassNode readClassAsNode() {
        return classNode.get();
    }

        TestFile classFile = contents.createFile('org/gradle/MyClass.class')

        ClassNode classNode = new ClassNode()
        classNode.version = Opcodes.V1_6
        classNode.access = Opcodes.ACC_PUBLIC
        classNode.name = 'org/gradle/MyClass'
        classNode.superName = 'java/lang/Object'

        ClassWriter cw = new ClassWriter(0)
        classNode.accept(cw)

        classFile.withDataOutputStream {

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.gradle.groovy.scripts.internal;

import groovy.lang.Script;
import org.codehaus.groovy.ast.ClassNode;
import org.gradle.api.Action;
import org.gradle.api.internal.initialization.ClassLoaderScope;
import org.gradle.groovy.scripts.ScriptSource;
import org.gradle.internal.service.scopes.Scope;

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.gradle.groovy.scripts.internal;

import groovy.lang.Script;
import org.codehaus.groovy.ast.ClassNode;
import org.gradle.api.Action;
import org.gradle.api.internal.initialization.ClassLoaderScope;
import org.gradle.groovy.scripts.ScriptSource;
import org.gradle.internal.Cast;

import java.util.HashMap;

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.groovy.scripts.internal;

import groovy.lang.Script;
import org.codehaus.groovy.ast.ClassNode;
import org.gradle.api.Action;
import org.gradle.api.internal.initialization.ClassLoaderScope;
import org.gradle.groovy.scripts.ScriptSource;
import org.gradle.internal.classpath.ClassPath;