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Diffstat (limited to 'node_modules/lodash/update.js')
-rw-r--r-- | node_modules/lodash/update.js | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/node_modules/lodash/update.js b/node_modules/lodash/update.js new file mode 100644 index 0000000..b90098e --- /dev/null +++ b/node_modules/lodash/update.js @@ -0,0 +1,35 @@ +var baseUpdate = require('./_baseUpdate'), + castFunction = require('./_castFunction'); + +/** + * This method is like `_.set` except that accepts `updater` to produce the + * value to set. Use `_.updateWith` to customize `path` creation. The `updater` + * is invoked with one argument: (value). + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @since 4.6.0 + * @category Object + * @param {Object} object The object to modify. + * @param {Array|string} path The path of the property to set. + * @param {Function} updater The function to produce the updated value. + * @returns {Object} Returns `object`. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.update(object, 'a[0].b.c', function(n) { return n * n; }); + * console.log(object.a[0].b.c); + * // => 9 + * + * _.update(object, 'x[0].y.z', function(n) { return n ? n + 1 : 0; }); + * console.log(object.x[0].y.z); + * // => 0 + */ +function update(object, path, updater) { + return object == null ? object : baseUpdate(object, path, castFunction(updater)); +} + +module.exports = update; |