Class NativeScript

rhino/src/main/java/org/mozilla/javascript/NativeScript.java:26–154

The JavaScript Script object. Note that the C version of the engine uses XDR as the format used by freeze and thaw. Since this depends on the internal format of structures in the C runtime, we cannot duplicate it. Since we cannot replace 'this' as a result of the compile method, will forward

 * @author Norris Boyd
 */
class NativeScript extends BaseFunction {
    @Serial private static final long serialVersionUID = -6795101161980121700L;

    private static final String SCRIPT_TAG = "Script";

    private static final ClassDescriptor DESCRIPTOR;

    static {
        DESCRIPTOR =
                new ClassDescriptor.Builder(
                                SCRIPT_TAG,
                                1,
                                NativeScript::js_constructorCall,
                                NativeScript::js_constructor)
                        .withMethod(PROTO, "toString", 0, NativeScript::js_toString)
                        .withMethod(PROTO, "exec", 0, NativeScript::js_exec)
                        .withMethod(PROTO, "compile", 0, NativeScript::js_compile)
                        .build();
    }

    static JSFunction initLambda(Context cx, VarScope scope, boolean sealed) {
        var proto = new NativeScript(null);
        return DESCRIPTOR.buildConstructor(cx, scope, proto, sealed);
    }

    /**
     * @deprecated Use {@link #init(Context, VarScope, boolean)} instead
     */
    @Deprecated
    static void init(VarScope scope, boolean sealed) {
        initLambda(Context.getContext(), scope, sealed);
    }

    private NativeScript(Script script) {
        this.script = script;
    }

    /** Returns the name of this JavaScript class, "Script". */
    @Override
    public String getClassName() {
        return "Script";
    }

    @Override
    public Object call(Context cx, VarScope scope, Scriptable thisObj, Object[] args) {
        if (script != null) {
            return script.exec(cx, scope, thisObj);
        }
        return Undefined.instance;
    }

    @Override
    public Scriptable construct(Context cx, VarScope scope, Object[] args) {
        throw Context.reportRuntimeErrorById("msg.script.is.not.constructor");
    }

    @Override
    public int getLength() {