Sha256: 79efcb810673e46a8cf1dd698673b1a6e9271c47bc3e6e62c2f5f7d41dc49023
Contents?: true
Size: 1001 Bytes
Versions: 29
Compression:
Stored size: 1001 Bytes
Contents
'use strict';
var toInteger = require('../../../number/to-integer')
, toPosInt = require('../../../number/to-pos-integer')
, isPlainArray = require('../../is-plain-array')
, isArray = Array.isArray, slice = Array.prototype.slice
, hasOwnProperty = Object.prototype.hasOwnProperty, max = Math.max;
module.exports = function (start, end) {
var length, result, i;
if (!this || !isArray(this) || isPlainArray(this)) {
return slice.apply(this, arguments);
}
length = toPosInt(this.length);
start = toInteger(start);
if (start < 0) start = max(length + start, 0);
else if (start > length) start = length;
if (end === undefined) {
end = length;
} else {
end = toInteger(end);
if (end < 0) end = max(length + end, 0);
else if (end > length) end = length;
}
if (start > end) start = end;
result = new this.constructor(end - start);
i = 0;
while (start !== end) {
if (hasOwnProperty.call(this, start)) result[i] = this[start];
++i;
++start;
}
return result;
};
Version data entries
29 entries across 19 versions & 7 rubygems