From 26105034da4fcce7ac883c899d781f016559310d Mon Sep 17 00:00:00 2001 From: ruki Date: Thu, 8 Nov 2018 00:38:48 +0800 Subject: switch to vuepress --- node_modules/union-value/index.js | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 node_modules/union-value/index.js (limited to 'node_modules/union-value/index.js') diff --git a/node_modules/union-value/index.js b/node_modules/union-value/index.js new file mode 100644 index 00000000..9c5d8db2 --- /dev/null +++ b/node_modules/union-value/index.js @@ -0,0 +1,30 @@ +'use strict'; + +var isObject = require('is-extendable'); +var union = require('arr-union'); +var get = require('get-value'); +var set = require('set-value'); + +module.exports = function unionValue(obj, prop, value) { + if (!isObject(obj)) { + throw new TypeError('union-value expects the first argument to be an object.'); + } + + if (typeof prop !== 'string') { + throw new TypeError('union-value expects `prop` to be a string.'); + } + + var arr = arrayify(get(obj, prop)); + set(obj, prop, union(arr, arrayify(value))); + return obj; +}; + +function arrayify(val) { + if (val === null || typeof val === 'undefined') { + return []; + } + if (Array.isArray(val)) { + return val; + } + return [val]; +} -- cgit v1.2.3