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Diffstat (limited to 'node_modules/lodash.pairs/index.js')
-rw-r--r-- | node_modules/lodash.pairs/index.js | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/node_modules/lodash.pairs/index.js b/node_modules/lodash.pairs/index.js new file mode 100644 index 000000000..c0c187755 --- /dev/null +++ b/node_modules/lodash.pairs/index.js @@ -0,0 +1,78 @@ +/** + * lodash 3.0.1 (Custom Build) <https://lodash.com/> + * Build: `lodash modern modularize exports="npm" -o ./` + * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/> + * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE> + * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors + * Available under MIT license <https://lodash.com/license> + */ +var keys = require('lodash.keys'); + +/** + * Converts `value` to an object if it's not one. + * + * @private + * @param {*} value The value to process. + * @returns {Object} Returns the object. + */ +function toObject(value) { + return isObject(value) ? value : Object(value); +} + +/** + * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`. + * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an object, else `false`. + * @example + * + * _.isObject({}); + * // => true + * + * _.isObject([1, 2, 3]); + * // => true + * + * _.isObject(1); + * // => false + */ +function isObject(value) { + // Avoid a V8 JIT bug in Chrome 19-20. + // See https://code.google.com/p/v8/issues/detail?id=2291 for more details. + var type = typeof value; + return !!value && (type == 'object' || type == 'function'); +} + +/** + * Creates a two dimensional array of the key-value pairs for `object`, + * e.g. `[[key1, value1], [key2, value2]]`. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the new array of key-value pairs. + * @example + * + * _.pairs({ 'barney': 36, 'fred': 40 }); + * // => [['barney', 36], ['fred', 40]] (iteration order is not guaranteed) + */ +function pairs(object) { + object = toObject(object); + + var index = -1, + props = keys(object), + length = props.length, + result = Array(length); + + while (++index < length) { + var key = props[index]; + result[index] = [key, object[key]]; + } + return result; +} + +module.exports = pairs; |