este-library-oldschool/este/array/array.js

Library for github.com/steida/este.git

// Generated by github.com/steida/coffee2closure 900.1.18
/**
  @fileoverview Array utils.
  @namespace este.array
 */
goog.provide('este.array');
goog.require('goog.array');

/**
  Removes all values that satisfies the given condition.
  @param {IArrayLike} arr
  @param {Function} f The function to call for every element. This function
  takes 3 arguments (the element, the index and the array) and should
  return a boolean.
  @param {Object=} obj An optional "this" context for the function.
  @return {boolean} True if an element was removed.
 */
este.array.removeAllIf = function(arr, f, obj) {
  var idx, removed;
  idx = arr.length;
  removed = false;
  while (idx--) {
    if (!f.call(obj, arr[idx], idx, arr)) {
      continue;
    }
    arr.splice(idx, 1);
    removed = true;
  }
  return removed;
};

/**
  Removes undefined values from array.
  @param {IArrayLike} arr
 */
este.array.removeUndefined = function(arr) {
  return este.array.removeAllIf(arr, function(item) {
    return item === void 0;
  });
};