Fixed the 'autoLoad' method to not crash when the 'autoSave' option is missing

Author: AdrienCastex

lib/server/v2/webDAVServer/Persistence.js

@@ -27,7 +27,7 @@ function autoLoad(callback) {
     if (!options)
         options = {};
     if (!options.treeFilePath)
-        if (!this.options.autoSave.treeFilePath)
+        if (!this.options.autoSave || !this.options.autoSave.treeFilePath)
             return callback(new Error('The "treeFilePath" of the "autoLoad" option is not found.'));
         else
             options.treeFilePath = this.options.autoSave.treeFilePath;

src/server/v2/webDAVServer/Persistence.ts

@@ -34,7 +34,7 @@ export function autoLoad(callback : SimpleCallback)
     if(!options)
         options = { } as IAutoLoad;
     if(!options.treeFilePath)
-        if(!this.options.autoSave.treeFilePath)
+        if(!this.options.autoSave || !this.options.autoSave.treeFilePath)
             return callback(new Error('The "treeFilePath" of the "autoLoad" option is not found.'));
         else
             options.treeFilePath = this.options.autoSave.treeFilePath;