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Change Bootstrap core so no standard prototypes are modified, not even Function.prototype.

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This commit is contained in:
Jürg Lehni 2011-03-04 22:02:40 +00:00
parent 7355c2d4a7
commit 84790780e3
1 changed files with 30 additions and 34 deletions
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64
lib/bootstrap.js vendored
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@ -69,12 +69,18 @@ var Base = new function() {
if (func) { if (func) {
if (prev && /\bthis\.base\b/.test(val)) { if (prev && /\bthis\.base\b/.test(val)) {
var fromBase = base && base[name] == prev; var fromBase = base && base[name] == prev;
res = (function() { res = function() {
var tmp = describe(this, 'base'); var tmp = describe(this, 'base');
define(this, 'base', { value: fromBase ? base[name] : prev, configurable: true }); define(this, 'base', { value: fromBase ? base[name] : prev, configurable: true });
try { return val.apply(this, arguments); } try { return val.apply(this, arguments); }
finally { tmp ? define(this, 'base', tmp) : delete this.base; } finally { tmp ? define(this, 'base', tmp) : delete this.base; }
}).pretend(val); };
res.toString = function() {
return val.toString();
}
res.valueOf = function() {
return val.valueOf();
}
} }
if (beans && (bean = name.match(/^(get|is)(([A-Z])(.*))$/))) if (beans && (bean = name.match(/^(get|is)(([A-Z])(.*))$/)))
beans.push([ bean[3].toLowerCase() + bean[4], bean[2] ]); beans.push([ bean[3].toLowerCase() + bean[4], bean[2] ]);
@ -119,37 +125,6 @@ var Base = new function() {
return ctor; return ctor;
} }
inject(Function.prototype, {
inject: function(src) {
if (src) {
var proto = this.prototype, base = proto.__proto__ && proto.__proto__.constructor;
inject(proto, src, false, base && base.prototype, src.preserve, src.generics && this);
inject(this, src.statics, true, base, src.preserve);
}
for (var i = 1, l = arguments.length; i < l; i++)
this.inject(arguments[i]);
return this;
},
extend: function(src) {
var proto = new this(this.dont), ctor = extend(proto);
define(proto, 'constructor', { value: ctor, writable: true, configurable: true });
ctor.dont = {};
inject(ctor, this, true);
return arguments.length ? this.inject.apply(ctor, arguments) : ctor;
},
pretend: function(fn) {
this.toString = function() {
return fn.toString();
}
this.valueOf = function() {
return fn.valueOf();
}
return this;
}
});
function each(iter, bind) { function each(iter, bind) {
var bind = bind || this, iter = iterator(iter); var bind = bind || this, iter = iterator(iter);
try { try {
@ -180,7 +155,28 @@ var Base = new function() {
}, new obj.constructor()); }, new obj.constructor());
} }
return Object.extend({ function Base() {}
Base.inject = function(src) {
if (src) {
var proto = this.prototype, base = proto.__proto__ && proto.__proto__.constructor;
inject(proto, src, false, base && base.prototype, src.preserve, src.generics && this);
inject(this, src.statics, true, base, src.preserve);
}
for (var i = 1, l = arguments.length; i < l; i++)
this.inject(arguments[i]);
return this;
};
Base.extend = function(src) {
var proto = new this(this.dont), ctor = extend(proto);
define(proto, 'constructor', { value: ctor, writable: true, configurable: true });
ctor.dont = {};
inject(ctor, this, true);
return arguments.length ? this.inject.apply(ctor, arguments) : ctor;
};
return Base.inject({
has: has, has: has,
each: each, each: each,