source.getAST().getStatementBlock().visit(transformer);
        for (Object method : source.getAST().getMethods()) {
            MethodNode methodNode = (MethodNode) method;
            methodNode.getCode().visit(transformer);
        }
    }

    public static ClassNode getScriptClass(SourceUnit source) {

        return imperativeStatementDetected;
    }

    @Override
    public void call(SourceUnit source) throws CompilationFailedException {
        BlockStatement statementBlock = source.getAST().getStatementBlock();
        List<Statement> statements = statementBlock.getStatements();
        for (Statement statement : statements) {
            if (!AstUtils.mayHaveAnEffect(statement)) {
                continue;
            }

        return Phases.CONVERSION;
    }

    @Override
    public void call(SourceUnit source) throws CompilationFailedException {
        ListIterator<Statement> iterator = source.getAST().getStatementBlock().getStatements().listIterator();
        while (iterator.hasNext()) {
            if (spec.isSatisfiedBy(iterator.next())) {
                iterator.remove();
            }
        }
    }

     */

    @Override
    public void call(SourceUnit source) throws CompilationFailedException {
        List<Statement> statements = source.getAST().getStatementBlock().getStatements();
        for (Statement statement : statements) {
            ScriptBlock scriptBlock = AstUtils.detectScriptBlock(statement, SCRIPT_BLOCK_NAMES);
            if (scriptBlock == null) {

                return Phases.CANONICALIZATION
            }

            @Override
            void call(SourceUnit source) throws CompilationFailedException {
                source.getAST().getStatementBlock().visit(new CodeVisitorSupport() {
                    @Override
                    void visitMethodCallExpression(MethodCallExpression call) {

            }
            emptyScript = isEmpty(source);
        }

        private boolean isEmpty(SourceUnit source) {
            List<Statement> statements = source.getAST().getStatementBlock().getStatements();
            for (Statement statement : statements) {
                if (AstUtils.mayHaveAnEffect(statement)) {
                    return false;
                }
            }