1889 // Function.prototype === Object.getPrototypeOf(Function) ===
1890 // <anon-function>
1891 builtinFunction.setInitialProto(anon);
1892 builtinFunction.setPrototype(anon);
1893 anon.set("constructor", builtinFunction, false);
1894 anon.deleteOwnProperty(anon.getMap().findProperty("prototype"));
1895
1896 // use "getter" so that [[ThrowTypeError]] function's arity is 0 - as specified in step 10 of section 13.2.3
1897 this.typeErrorThrower = new ScriptFunctionImpl("TypeErrorThrower", Lookup.TYPE_ERROR_THROWER_GETTER, null, null, 0);
1898 typeErrorThrower.setPrototype(UNDEFINED);
1899 // Non-constructor built-in functions do not have "prototype" property
1900 typeErrorThrower.deleteOwnProperty(typeErrorThrower.getMap().findProperty("prototype"));
1901 typeErrorThrower.preventExtensions();
1902
1903 // now initialize Object
1904 this.builtinObject = (ScriptFunction)initConstructor("Object");
1905 final ScriptObject ObjectPrototype = getObjectPrototype();
1906 // Object.getPrototypeOf(Function.prototype) === Object.prototype
1907 anon.setInitialProto(ObjectPrototype);
1908
1909 // Function valued properties of Function.prototype were not properly
1910 // initialized. Because, these were created before global.function and
1911 // global.object were not initialized.
1912 jdk.nashorn.internal.runtime.Property[] properties = getFunctionPrototype().getMap().getProperties();
1913 for (final jdk.nashorn.internal.runtime.Property property : properties) {
1914 final Object key = property.getKey();
1915 final Object value = builtinFunction.get(key);
1916
1917 if (value instanceof ScriptFunction && value != anon) {
1918 final ScriptFunction func = (ScriptFunction)value;
1919 func.setInitialProto(getFunctionPrototype());
1920 final ScriptObject prototype = ScriptFunction.getPrototype(func);
1921 if (prototype != null) {
1922 prototype.setInitialProto(ObjectPrototype);
1923 }
1924 }
1925 }
1926
1927 // For function valued properties of Object and Object.prototype, make
1928 // sure prototype's proto chain ends with Object.prototype
|
1889 // Function.prototype === Object.getPrototypeOf(Function) ===
1890 // <anon-function>
1891 builtinFunction.setInitialProto(anon);
1892 builtinFunction.setPrototype(anon);
1893 anon.set("constructor", builtinFunction, false);
1894 anon.deleteOwnProperty(anon.getMap().findProperty("prototype"));
1895
1896 // use "getter" so that [[ThrowTypeError]] function's arity is 0 - as specified in step 10 of section 13.2.3
1897 this.typeErrorThrower = new ScriptFunctionImpl("TypeErrorThrower", Lookup.TYPE_ERROR_THROWER_GETTER, null, null, 0);
1898 typeErrorThrower.setPrototype(UNDEFINED);
1899 // Non-constructor built-in functions do not have "prototype" property
1900 typeErrorThrower.deleteOwnProperty(typeErrorThrower.getMap().findProperty("prototype"));
1901 typeErrorThrower.preventExtensions();
1902
1903 // now initialize Object
1904 this.builtinObject = (ScriptFunction)initConstructor("Object");
1905 final ScriptObject ObjectPrototype = getObjectPrototype();
1906 // Object.getPrototypeOf(Function.prototype) === Object.prototype
1907 anon.setInitialProto(ObjectPrototype);
1908
1909 // ES6 draft compliant __proto__ property of Object.prototype
1910 // accessors on Object.prototype for "__proto__"
1911 final ScriptFunction getProto = ScriptFunctionImpl.makeFunction("getProto", ScriptObject.GETPROTO);
1912 final ScriptFunction setProto = ScriptFunctionImpl.makeFunction("setProto", ScriptObject.SETPROTOCHECK);
1913 ObjectPrototype.addOwnProperty("__proto__", Attribute.NOT_ENUMERABLE, getProto, setProto);
1914
1915
1916 // Function valued properties of Function.prototype were not properly
1917 // initialized. Because, these were created before global.function and
1918 // global.object were not initialized.
1919 jdk.nashorn.internal.runtime.Property[] properties = getFunctionPrototype().getMap().getProperties();
1920 for (final jdk.nashorn.internal.runtime.Property property : properties) {
1921 final Object key = property.getKey();
1922 final Object value = builtinFunction.get(key);
1923
1924 if (value instanceof ScriptFunction && value != anon) {
1925 final ScriptFunction func = (ScriptFunction)value;
1926 func.setInitialProto(getFunctionPrototype());
1927 final ScriptObject prototype = ScriptFunction.getPrototype(func);
1928 if (prototype != null) {
1929 prototype.setInitialProto(ObjectPrototype);
1930 }
1931 }
1932 }
1933
1934 // For function valued properties of Object and Object.prototype, make
1935 // sure prototype's proto chain ends with Object.prototype
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