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Fix _.isFunction and _.isNative for Safari 8.

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This commit is contained in:
John-David Dalton
2014-11-08 02:26:18 -08:00
parent f5682397c2
commit 404e658a5d
2 changed files with 16 additions and 3 deletions
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6
lodash.js
View File

@@ -7377,9 +7377,9 @@
return typeof value == 'function' || false;
}
// fallback for older versions of Chrome and Safari
if (isFunction(/x/)) {
if (isFunction(/x/) || !Uint8Array || !isFunction(Uint8Array)) {
isFunction = function(value) {
return typeof value == 'function' && toString.call(value) == funcClass;
return toString.call(value) == funcClass;
};
}
@@ -7461,7 +7461,7 @@
* // => false
*/
function isNative(value) {
if (isFunction(value)) {
if (typeof value == 'function' || toString.call(value) == funcClass) {
return reNative.test(fnToString.call(value));
}
return (value && typeof value == 'object' &&

13
test/test.js
View File

@@ -6464,6 +6464,19 @@
strictEqual(_.isFunction(slice), true);
});
test('should return `true` for typed array constructors', 1, function() {
var expected = _.map(typedArrays, function(type) {
return toString.call(root[type]) == '[object Function]';
});
var actual = _.map(typedArrays, function(type) {
var Ctor = root[type];
return Ctor ? _.isFunction(Ctor) : false;
});
deepEqual(actual, expected);
});
test('should return `false` for non functions', 11, function() {
var expected = _.map(falsey, _.constant(false));