1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
var baseRange = require('./_baseRange'),    isIterateeCall = require('./_isIterateeCall'),    toFinite = require('./toFinite');
/** * Creates a `_.range` or `_.rangeRight` function. * * @private * @param {boolean} [fromRight] Specify iterating from right to left. * @returns {Function} Returns the new range function. */function createRange(fromRight) {  return function(start, end, step) {    if (step && typeof step != 'number' && isIterateeCall(start, end, step)) {      end = step = undefined;    }    // Ensure the sign of `-0` is preserved.    start = toFinite(start);    if (end === undefined) {      end = start;      start = 0;    } else {      end = toFinite(end);    }    step = step === undefined ? (start < end ? 1 : -1) : toFinite(step);    return baseRange(start, end, step, fromRight);  };}
module.exports = createRange;