randomise-array - npm Package Compare versions

Comparing version 1.0.1 to 1.0.3

README.md

package.json

		{
		"name": "randomise-array",
		"version": "1.0.1",
		"version": "1.0.3",
		"description": "Randomise arrays and generate a new array with any given length",
		@@ -5,0 +5,0 @@ "main": "randomise-array.js",

randomise-array.js

		@@ -0,4 +1,4 @@

		function randomArray(arr, options= {}){
		//First perform type checks
		// return arr
		if (typeof options !== "object") {
		@@ -15,21 +15,28 @@ return new Error('The second argument must be an object')
		options.length = options.length \|\| arr.length
		options.gte = options.gte \|\| -Infinity
		options.lte = options.lte \|\| Infinity

		if (typeof options.lte !== 'number') {
		if (typeof options.lte !== 'number' && typeof options.lte !== 'undefined') {
		return new Error('lte must be a number')
		}
		if (typeof options.gte !== 'number') {
		if (typeof options.gte !== 'number' && typeof options.lte !== 'undefined') {
		return new Error('gte must be a number')
		}
		var arr = arr.filter((val) => {
		return val >= options.gte && val <= options.lte
		})
		if (options.lte) {
		arr = arr.filter((val) => {
		return val <= options.lte
		})
		}

		if (options.gte) {
		arr = arr.filter((val) => {
		return val >= options.lte
		})
		}

		if(options.length > arr.length && options.unique) {
		return new Error(`Cannot generate ${options.length} unique values from ${arr.length} values`)
		}

		for (currInd = 0; currInd < options.length; currInd++) {
		randInd= Math.floor(Math.random()* arr.length)
		newArr[currInd] = arr[randInd]
		newArr[currInd] = arr[randInd]
		if (options.unique) {
		@@ -41,2 +48,3 @@ arr.splice(randInd,1)
		}

		module.exports= exports = randomArray

README.MD

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