Michael Freno
7c684a42cc
- Consolidated duplicate UndoManagers to single instance - Fixed connection promise to only resolve on 'connected' status - Fixed WebSocketProvider import (WebsocketProvider) - Added proper doc.destroy() cleanup - Renamed isPresenceInitialized property to avoid conflict Co-Authored-By: Paperclip <noreply@paperclip.ing>
47 lines
1.3 KiB
JavaScript
47 lines
1.3 KiB
JavaScript
/**
|
|
* Returns the element within root under the path given by pathSegments.
|
|
* @param {Object} root
|
|
* @param {string[]} pathSegments
|
|
* @param {boolean} [appendIfMissing=false] - all objects are created if they do not exist
|
|
* @returns {Object} - the object under the path. If appendIsMissing is false and the path does not exist, returns null
|
|
*/
|
|
module.exports.getObject = function getObject(root, pathSegments, appendIfMissing) {
|
|
var target = root;
|
|
var pathSeg;
|
|
var i;
|
|
for (i = 0; i < pathSegments.length; i++) {
|
|
pathSeg = pathSegments[i];
|
|
if (!target.hasOwnProperty(pathSeg)) {
|
|
if (appendIfMissing) {
|
|
target[pathSeg] = {};
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
target = target[pathSeg];
|
|
}
|
|
return target;
|
|
};
|
|
|
|
/**
|
|
* Writes the object to the path in root. Overwrites if an object exists.
|
|
* Note: root is edited in place!
|
|
* @param {Object} root
|
|
* @param {string[]} pathSegments
|
|
* @param {Object} obj
|
|
*/
|
|
module.exports.setObject = function setObject(root, pathSegments, obj) {
|
|
var target = root;
|
|
var pathSeg;
|
|
var i;
|
|
var max = pathSegments.length;
|
|
for (i = 0; i < max; i++) {
|
|
pathSeg = pathSegments[i];
|
|
if (i === max - 1) {
|
|
target[pathSeg] = obj;
|
|
} else if (!target.hasOwnProperty(pathSeg)) {
|
|
target[pathSeg] = {};
|
|
}
|
|
target = target[pathSeg];
|
|
}
|
|
}; |