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Diffstat (limited to 'node_modules/nodemon/lib/utils/clone.js')
-rw-r--r-- | node_modules/nodemon/lib/utils/clone.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/node_modules/nodemon/lib/utils/clone.js b/node_modules/nodemon/lib/utils/clone.js new file mode 100644 index 0000000..6ba6330 --- /dev/null +++ b/node_modules/nodemon/lib/utils/clone.js @@ -0,0 +1,40 @@ +module.exports = clone; + +// via http://stackoverflow.com/a/728694/22617 +function clone(obj) { + // Handle the 3 simple types, and null or undefined + if (null === obj || 'object' !== typeof obj) { + return obj; + } + + var copy; + + // Handle Date + if (obj instanceof Date) { + copy = new Date(); + copy.setTime(obj.getTime()); + return copy; + } + + // Handle Array + if (obj instanceof Array) { + copy = []; + for (var i = 0, len = obj.length; i < len; i++) { + copy[i] = clone(obj[i]); + } + return copy; + } + + // Handle Object + if (obj instanceof Object) { + copy = {}; + for (var attr in obj) { + if (obj.hasOwnProperty && obj.hasOwnProperty(attr)) { + copy[attr] = clone(obj[attr]); + } + } + return copy; + } + + throw new Error('Unable to copy obj! Its type isn\'t supported.'); +}
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