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Doodle3D-API/jspm_packages/npm/core-js@0.9.18/modules/$.ctx.js

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2015-07-15 15:06:18 +02:00
/* */
var assertFunction = require("./$.assert").fn;
module.exports = function(fn, that, length) {
assertFunction(fn);
if (~length && that === undefined)
return fn;
switch (length) {
case 1:
return function(a) {
return fn.call(that, a);
};
case 2:
return function(a, b) {
return fn.call(that, a, b);
};
case 3:
return function(a, b, c) {
return fn.call(that, a, b, c);
};
}
return function() {
return fn.apply(that, arguments);
};
};