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Contents
// Internal method, used by iteration functions.
// Calls a function for each key-value pair found in object
// Optionally takes compareFn to iterate object in specific order
"use strict";
var callable = require("./valid-callable")
, value = require("./valid-value")
, bind = Function.prototype.bind
, call = Function.prototype.call
, keys = Object.keys
, objPropertyIsEnumerable = Object.prototype.propertyIsEnumerable;
module.exports = function (method, defVal) {
return function (obj, cb /*, thisArg, compareFn*/) {
var list, thisArg = arguments[2], compareFn = arguments[3];
obj = Object(value(obj));
callable(cb);
list = keys(obj);
if (compareFn) {
list.sort(typeof compareFn === "function" ? bind.call(compareFn, obj) : undefined);
}
if (typeof method !== "function") method = list[method];
return call.call(method, list, function (key, index) {
if (!objPropertyIsEnumerable.call(obj, key)) return defVal;
return call.call(cb, thisArg, obj[key], key, obj, index);
});
};
};
Version data entries
46 entries across 46 versions & 3 rubygems