typescript-array-utils/dist/src/move.js

Immutable array manipulation methods

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
function move(a, from, to) {
    var element = a[from];
    var forward = from < to;
    var head = a.slice(0, forward ? from : to);
    var mid = a.slice(forward ? from + 1 : to, forward ? to + 1 : from);
    var tail = a.slice(forward ? to + 1 : from + 1);
    return forward ?
        [].concat(head, mid, element, tail) :
        [].concat(head, element, mid, tail);
}
exports.move = move;