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Diffstat (limited to 'node_modules/array-unique/index.js')
-rwxr-xr-x | node_modules/array-unique/index.js | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/node_modules/array-unique/index.js b/node_modules/array-unique/index.js new file mode 100755 index 000000000..7fa75af90 --- /dev/null +++ b/node_modules/array-unique/index.js @@ -0,0 +1,28 @@ +/*! + * array-unique <https://github.com/jonschlinkert/array-unique> + * + * Copyright (c) 2014-2015, Jon Schlinkert. + * Licensed under the MIT License. + */ + +'use strict'; + +module.exports = function unique(arr) { + if (!Array.isArray(arr)) { + throw new TypeError('array-unique expects an array.'); + } + + var len = arr.length; + var i = -1; + + while (i++ < len) { + var j = i + 1; + + for (; j < arr.length; ++j) { + if (arr[i] === arr[j]) { + arr.splice(j--, 1); + } + } + } + return arr; +}; |