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Make setting context work in older ES3 environments that will use values, named after built-in constructors, for the creation of literals.

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Former-commit-id: 981139db2a30f9c69d3e616021f697b8403dee26
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John-David Dalton
2013-02-28 20:34:14 -08:00
parent 890c2eb564
commit 30291ce6e6
1 changed files with 5 additions and 1 deletions
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6
lodash.js
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@@ -129,7 +129,11 @@
* @returns {Function} Returns the `lodash` function. * @returns {Function} Returns the `lodash` function.
*/ */
function runInContext(context) { function runInContext(context) {
context = context ? _.defaults({}, context, _.pick(window, contextProps)) : window; // Avoid issues with some ES3 environments that attempt to use values, named
// after built-in constructors like `Object`, for the creation of literals.
// ES5 clears this up by stating that literals must use built-in constructors.
// See http://es5.github.com/#x11.1.5.
context = context ? _.defaults(window.Object(), context, _.pick(window, contextProps)) : window;
/** Native constructor references */ /** Native constructor references */
var Array = context.Array, var Array = context.Array,