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var mersenne = require('../vendor/mersenne');
var faker = require('../index');
var random = {
// returns a single random number based on a max number or range
number: function (options) {
if (typeof options === "number") {
var options = {
max: options
};
}
options = options || {
min: 0,
max: 1,
precision: 1
};
if (typeof options.min === "undefined") {
options.min = 0;
}
if (typeof options.max === "undefined") {
options.max = 1;
}
// by incrementing max by 1, max becomes inclusive of the range
if (options.max > 0) {
options.max++;
}
var randomNumber = mersenne.rand(options.max, options.min);
return randomNumber;
},
// takes an array and returns the array randomly sorted
array_element: function (array) {
array = array || ["a", "b", "c"];
var r = faker.random.number({ max: array.length - 1 });
return array[r];
},
// takes an object and returns the randomly key or value
object_element: function (object, field) {
object = object || {};
var array = Object.keys(object);
var key = faker.random.array_element(array);
return field === "key" ? key : object[key];
}
};
module.exports = random;
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