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Ensure _.defaultsDeep does not overwrite regexp values.

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John-David Dalton
2016-02-27 14:35:20 -08:00
parent 2e790fb865
commit 63f8b1dcec
2 changed files with 14 additions and 3 deletions
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7
lodash.js
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@@ -5374,9 +5374,10 @@
* @returns {*} Returns the value to assign. * @returns {*} Returns the value to assign.
*/ */
function mergeDefaults(objValue, srcValue, key, object, source, stack) { function mergeDefaults(objValue, srcValue, key, object, source, stack) {
return (isObject(objValue) && isObject(srcValue)) if (isObject(objValue) && isObject(srcValue)) {
? baseMerge(objValue, srcValue, undefined, mergeDefaults, stack.set(srcValue, objValue)) baseMerge(objValue, srcValue, undefined, mergeDefaults, stack.set(srcValue, objValue));
: objValue; }
return objValue;
} }
/** /**

10
test/test.js
View File

@@ -4350,6 +4350,16 @@
assert.strictEqual(actual.a.b, null); assert.strictEqual(actual.a.b, null);
}); });
QUnit.test('should not overwrite regexp values', function(assert) {
assert.expect(1);
var object = { 'a': { 'b': /x/ } },
source = { 'a': { 'b': /y/ } },
actual = _.defaultsDeep(object, source);
assert.deepEqual(actual.a.b, /x/);
});
QUnit.test('should not convert function properties to objects', function(assert) { QUnit.test('should not convert function properties to objects', function(assert) {
assert.expect(2); assert.expect(2);