value.removeIf(i -> i.getAlias().equals(importedClass.getAlias()));
                } catch (Exception e) {
                    throw UncheckedException.throwAsUncheckedException(e);
                }
            }
        }

        iter = source.getAST().getStaticImports().values().iterator();
        while (iter.hasNext()) {

        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) {

    protected int getPhase() {
        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();
            }
        }
    }

        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;

     */

    @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) {

            hasPackageStatement = source.getAST().getPackageName() != null;
        }
    }

    private static class EmptyScriptDetector extends CompilationUnit.SourceUnitOperation {
        private boolean emptyScript;
        private boolean hasMethods;

        @Override
        public void call(SourceUnit source) {
            if (!source.getAST().getMethods().isEmpty()) {
                hasMethods = true;

                return Phases.CANONICALIZATION
            }

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