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Diffstat (limited to 'tools/eslint/node_modules/lodash/result.js')
-rw-r--r-- | tools/eslint/node_modules/lodash/result.js | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/tools/eslint/node_modules/lodash/result.js b/tools/eslint/node_modules/lodash/result.js new file mode 100644 index 0000000000..99b7f1bacd --- /dev/null +++ b/tools/eslint/node_modules/lodash/result.js @@ -0,0 +1,49 @@ +var baseToPath = require('./_baseToPath'), + get = require('./get'), + isFunction = require('./isFunction'), + isKey = require('./_isKey'), + parent = require('./_parent'); + +/** + * This method is like `_.get` except that if the resolved value is a function + * it's invoked with the `this` binding of its parent object and its result + * is returned. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to resolve. + * @param {*} [defaultValue] The value returned if the resolved value is `undefined`. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c1': 3, 'c2': _.constant(4) } }] }; + * + * _.result(object, 'a[0].b.c1'); + * // => 3 + * + * _.result(object, 'a[0].b.c2'); + * // => 4 + * + * _.result(object, 'a[0].b.c3', 'default'); + * // => 'default' + * + * _.result(object, 'a[0].b.c3', _.constant('default')); + * // => 'default' + */ +function result(object, path, defaultValue) { + if (!isKey(path, object)) { + path = baseToPath(path); + var result = get(object, path); + object = parent(object, path); + } else { + result = object == null ? undefined : object[path]; + } + if (result === undefined) { + result = defaultValue; + } + return isFunction(result) ? result.call(object) : result; +} + +module.exports = result; |