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| author | ruki <waruqi@gmail.com> | 2018-11-08 00:38:48 +0800 |
|---|---|---|
| committer | ruki <waruqi@gmail.com> | 2018-11-07 21:53:09 +0800 |
| commit | 26105034da4fcce7ac883c899d781f016559310d (patch) | |
| tree | c459a5dc4e3aa0972d9919033ece511ce76dd129 /node_modules/has-values/index.js | |
| parent | 2c77f00f1a7ecb6c8192f9c16d3b2001b254a107 (diff) | |
| download | xmake-docs-26105034da4fcce7ac883c899d781f016559310d.tar.gz xmake-docs-26105034da4fcce7ac883c899d781f016559310d.zip | |
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Diffstat (limited to 'node_modules/has-values/index.js')
| -rw-r--r-- | node_modules/has-values/index.js | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/node_modules/has-values/index.js b/node_modules/has-values/index.js new file mode 100644 index 00000000..9bebb9fc --- /dev/null +++ b/node_modules/has-values/index.js @@ -0,0 +1,60 @@ +/*! + * has-values <https://github.com/jonschlinkert/has-values> + * + * Copyright (c) 2014-2015, 2017, Jon Schlinkert. + * Released under the MIT License. + */ + +'use strict'; + +var typeOf = require('kind-of'); +var isNumber = require('is-number'); + +module.exports = function hasValue(val) { + // is-number checks for NaN and other edge cases + if (isNumber(val)) { + return true; + } + + switch (typeOf(val)) { + case 'null': + case 'boolean': + case 'function': + return true; + case 'string': + case 'arguments': + return val.length !== 0; + case 'error': + return val.message !== ''; + case 'array': + var len = val.length; + if (len === 0) { + return false; + } + for (var i = 0; i < len; i++) { + if (hasValue(val[i])) { + return true; + } + } + return false; + case 'file': + case 'map': + case 'set': + return val.size !== 0; + case 'object': + var keys = Object.keys(val); + if (keys.length === 0) { + return false; + } + for (var i = 0; i < keys.length; i++) { + var key = keys[i]; + if (hasValue(val[key])) { + return true; + } + } + return false; + default: { + return false; + } + } +}; |
