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Move the nullFunction to ol/functions

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And rename it to `UNDEFINED`.
This commit is contained in:
Frederic Junod
2018-03-01 10:52:23 +01:00
parent a30d9a41b8
commit b50a47114e
21 changed files with 72 additions and 63 deletions
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7
src/ol/control/Control.js
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@@ -1,7 +1,8 @@
/**
* @module ol/control/Control
*/
import {inherits, nullFunction} from '../index.js';
import {inherits} from '../index.js';
import {UNDEFINED} from '../functions.js';
import MapEventType from '../MapEventType.js';
import BaseObject from '../Object.js';
import {removeNode} from '../dom.js';
@@ -67,7 +68,7 @@ const Control = function(options) {
/**
* @type {function(ol.MapEvent)}
*/
this.render = options.render ? options.render : nullFunction;
this.render = options.render ? options.render : UNDEFINED;
if (options.target) {
this.setTarget(options.target);
@@ -118,7 +119,7 @@ Control.prototype.setMap = function(map) {
const target = this.target_ ?
this.target_ : map.getOverlayContainerStopEvent();
target.appendChild(this.element);
if (this.render !== nullFunction) {
if (this.render !== UNDEFINED) {
this.listenerKeys.push(listen(map,
MapEventType.POSTRENDER, this.render, this));
}