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- // Generate an integer Array containing an arithmetic progression. A port of
- // the native Python `range()` function. See
- // [the Python documentation](https://docs.python.org/library/functions.html#range).
- function range(start, stop, step) {
- if (stop == null) {
- stop = start || 0;
- start = 0;
- }
- if (!step) {
- step = stop < start ? -1 : 1;
- }
- var length = Math.max(Math.ceil((stop - start) / step), 0);
- var range = Array(length);
- for (var idx = 0; idx < length; idx++, start += step) {
- range[idx] = start;
- }
- return range;
- }
- module.exports = range;
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