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

13
test/test.js
View File

@@ -6464,6 +6464,19 @@
strictEqual(_.isFunction(slice), true); 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() { test('should return `false` for non functions', 11, function() {
var expected = _.map(falsey, _.constant(false)); var expected = _.map(falsey, _.constant(false));