h5ai/test/vendor/uniq.js

/* uniq 0.4.0 - http://larsjung.de/uniq/ */
(function (root, factory) {
'use strict';

// istanbul ignore else
if (typeof exports === 'object') {
    module.exports = factory();
} else {
    root.uniq = factory();
}

}(this, function () {
    'use strict';

    var PREFIX = 'UNIQ-';
    var SUFFIX = '-ID';
    var LENGTH = 4;
    var ZERO_PAD = new Array(LENGTH + 1).join('0');
    var RE_ID = new RegExp('^' + PREFIX + '\\d{' + LENGTH + '}' + SUFFIX + '$');

    var counter = 0;

    function id() {
        counter += 1;
        return PREFIX + (ZERO_PAD + counter).substr(-LENGTH) + SUFFIX;
    }

    function isId(sequence) {
        return RE_ID.test(sequence);
    }

    function obj() {
        return {_uniq_id: id()};
    }

    function path(suffix) {
        return '/_uniq_path/' + id() + (suffix ? suffix : '');
    }

    return {
        id: id,
        isId: isId,
        obj: obj,
        path: path
    };
}));