@ngrx/core/compose.js

Core operators and utiliies for the ngrx platform

"use strict";
exports.compose = function () {
    var functions = [];
    for (var _i = 0; _i < arguments.length; _i++) {
        functions[_i - 0] = arguments[_i];
    }
    return function (arg) {
        if (functions.length === 0) {
            return arg;
        }
        var last = functions[functions.length - 1];
        var rest = functions.slice(0, -1);
        return rest.reduceRight(function (composed, fn) { return fn(composed); }, last(arg));
    };
};