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- var constant = require('./constant'),
- createInverter = require('./_createInverter'),
- identity = require('./identity');
-
- /** Used for built-in method references. */
- var objectProto = Object.prototype;
-
- /**
- * Used to resolve the
- * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
- * of values.
- */
- var nativeObjectToString = objectProto.toString;
-
- /**
- * Creates an object composed of the inverted keys and values of `object`.
- * If `object` contains duplicate values, subsequent values overwrite
- * property assignments of previous values.
- *
- * @static
- * @memberOf _
- * @since 0.7.0
- * @category Object
- * @param {Object} object The object to invert.
- * @returns {Object} Returns the new inverted object.
- * @example
- *
- * var object = { 'a': 1, 'b': 2, 'c': 1 };
- *
- * _.invert(object);
- * // => { '1': 'c', '2': 'b' }
- */
- var invert = createInverter(function(result, value, key) {
- if (value != null &&
- typeof value.toString != 'function') {
- value = nativeObjectToString.call(value);
- }
-
- result[value] = key;
- }, constant(identity));
-
- module.exports = invert;
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