[js]Missing ECMAScript5 standard function for Opera11 and Safari5

es5compat-gs.js

(function (global) {
    // Missing ECMAScript5 standard functions for Opera and Safari 
    // support getter/setter with non standard funcs
    // add the script tag to html at first:
    // <script src="https://gist.github.com/raw/1000718/es5compat-gs.js"
    // ></script>
    
    // dummy Object protection interface for Opera11 and Safari5
    Object.isFrozen = (
	Object.isFrozen || function isFrozen(obj) {return false;});
    Object.isSealed = (
	Object.isSealed || function isSealed(obj) {return false;});
    Object.isExtensible = (
	Object.isExtensible || function isExtensible(obj) {return false;});
    Object.freeze = (Object.freeze || function freeze(obj) {return obj;});
    Object.seal = (Object.seal || function seal(obj) {return obj;});
    Object.preventExtensions = (
	Object.preventExtensions || function preventExtensions(obj) {
	    return obj;});
    
    // dummy Object property interface for Opera11
    var oproto = Object.prototype;
    var hasOwnProperty = Object.prototype.hasOwnProperty;
    Object.keys = (Object.keys || function keys(obj) {
	var ret = [];
	for (var name in obj) {
	    if (hasOwnProperty.call(obj, name)) ret.push(name);
	}
	return ret;
    });
    Object.getOwnPropertyNames = (
	Object.getOwnPropertyNames || function getOwnPropertyNames(obj) {
	    return Object.keys(obj);
	});
    Object.getOwnPropertyDescriptor = (
	Object.getOwnPropertyDescriptor || 
	    function getOwnPropertyDescriptor(obj, name) {
		if (!hasOwnProperty.call(obj, name)) return undefined;
		if ("__lookupGetter__" in oproto && 
		    "__lookupSetter__" in oproto) {
		    var getter = oproto.__lookupGetter__.call(obj, name);
		    var setter = oproto.__lookupSetter__.call(obj, name);
		    if (getter || setter) return {
			get: getter, set: setter,
			enumerable: true, configurable: false};
		}
		return {
		    value: obj[name], writable: true,
		    enumerable: true, configurable: true};
	    });
    Object.defineProperty = (
	Object.defineProperty || function defineProperty(obj, name, desc) {
	    if ("get" in desc || "set" in desc) {
		if ("get" in desc && "__defineGetter__" in oproto) {
		    oproto.__defineGetter__.call(obj, name, desc.get);
		}
		if ("set" in desc && "__defineSetter__" in oproto) {
		    oproto.__defineSetter__.call(obj, name, desc.set);
		}
	    } else {
		obj[name] = desc.value;
	    }
	    return obj;
	});
    Object.defineProperties = (
	Object.defineProperties || function defineProperties(obj, props) {
	    Object.getOwnPropertyNames(props).forEach(function (name) {
		Object.defineProperty(obj, name, props[name]);
	    });
	    return obj;
	});
    Object.create = (Object.create || function create(proto, props) {
	var ctor = function () {};
	ctor.prototype = proto;
	return Object.defineProperties(new ctor(), props || {});
    });
    Object.getPrototypeOf = (
	Object.getPrototypeOf || function getPrototypeOf(obj) {
	    return obj.constructor.prototype;
	});
    
    // mimic bind for Opera11 and Safari5
    // support: currying. curryied result called with "new".
    // non support: "length" property. curryied result has no "prototype" e.g.:
    //   var curr = ctor.bind(null, 0); (new curr() instanceof curr) === false;
    var slice = Array.prototype.slice;
    Function.prototype.bind = (Function.prototype.bind || function bind(thisp) {
	var func = this;
	var bounds = slice.call(arguments, 1);
	var curry = function () {
	    var args = bounds.concat(slice.call(arguments));
	    var callAsNew = this instanceof curry;
	    return func.apply(callAsNew ? this : (thisp || this), args);
	};
	var pad = function () {};  // pad is required for opera's "instanceof"
	pad.prototype = func.prototype;
	curry.prototype = new pad();
	return curry;
    });
    
})(this);

es5compat.js

(function (global) {
    // Missing ECMAScript5 standard functions for Opera and Safari
    // add the script tag to html at first:
    //   <script src="https://gist.github.com/raw/1000718/es5compat.js"
    //     ></script>
    
    // dummy Object protection interface for Opera11 and Safari5
    Object.isFrozen = (
	Object.isFrozen || function isFrozen(obj) {return false;});
    Object.isSealed = (
	Object.isSealed || function isSealed(obj) {return false;});
    Object.isExtensible = (
	Object.isExtensible || function isExtensible(obj) {return false;});
    Object.freeze = (Object.freeze || function freeze(obj) {return obj;});
    Object.seal = (Object.seal || function seal(obj) {return obj;});
    Object.preventExtensions = (
	Object.preventExtensions || function preventExtensions(obj) {
	    return obj;});
    
    // dummy Object property interface for Opera11
    var hasOwnProperty = Object.prototype.hasOwnProperty;
    Object.keys = (Object.keys || function keys(obj) {
	var ret = [];
	for (var name in obj) {
	    if (hasOwnProperty.call(obj, name)) ret.push(name);
	}
	return ret;
    });
    Object.getOwnPropertyNames = (
	Object.getOwnPropertyNames || function getOwnPropertyNames(obj) {
	    return Object.keys(obj);
	});
    Object.getOwnPropertyDescriptor = (
	Object.getOwnPropertyDescriptor || 
	    function getOwnPropertyDescriptor(obj, name) {
		if (!hasOwnProperty.call(obj, name)) return undefined;
		return {
		    value: obj[name],
		    writable: true,
		    enumerable: true,
		    configurable: true
		};
	    });
    Object.defineProperty = (
	Object.defineProperty || function defineProperty(obj, name, desc) {
	    obj[name] = desc.value;
	    return obj;
	});
    Object.defineProperties = (
	Object.defineProperties || function defineProperties(obj, props) {
	    Object.getOwnPropertyNames(props).forEach(function (name) {
		Object.defineProperty(obj, name, props[name]);
	    });
	    return obj;
	});
    Object.create = (Object.create || function create(proto, props) {
	var ctor = function () {};
	ctor.prototype = proto;
	return Object.defineProperties(new ctor(), props || {});
    });
    Object.getPrototypeOf = (
	Object.getPrototypeOf || function getPrototypeOf(obj) {
	    return obj.constructor.prototype;
	});
    
    // mimic func.bind for Opera11 and Safari5
    // support: currying. curryied result called with "new".
    // non support: "length" property. curryied result has no "prototype" e.g.:
    //   var curr = ctor.bind(null, 0); (new curr() instanceof curr) === false;
    var slice = Array.prototype.slice;
    Function.prototype.bind = (Function.prototype.bind || function bind(thisp) {
	var func = this;
	var bounds = slice.call(arguments, 1);
	var curry = function () {
	    var args = bounds.concat(slice.call(arguments));
	    var callAsNew = this instanceof curry;
	    return func.apply(callAsNew ? this : (thisp || this), args);
	};
	var pad = function () {};  // pad is required for opera's "instanceof"
	pad.prototype = func.prototype;
	curry.prototype = new pad();
	return curry;
    });
    
})(this);