Method execute

src/main/java/org/dynjs/runtime/ExecutionContext.java:166–183

(JSProgram program)

    // ----------------------------------------------------------------------

    public Completion execute(JSProgram program) {
        BlockManager originalBlockManager = this.blockManager;
        try {
            this.blockManager = program.getBlockManager();
            ThreadContextManager.pushContext(this);
            setStrict(program.isStrict());
            this.fileName = program.getFileName();
            performDeclarationBindingInstantiation(program);
            try {
                return program.execute(this);
            } catch (ThrowException e) {
                throw e;
            }
        } finally {
            ThreadContextManager.popContext();
            this.blockManager = originalBlockManager;
        }
    }

    public Object eval(JSProgram eval, boolean direct) {
        BlockManager originalBlockManager = this.blockManager;