Using native fetch on supported browsers

package.json

@@ -1,6 +1,6 @@
 {
    "name": "@hibas123/secure-file-wrapper",
-   "version": "2.3.1",
+   "version": "2.3.3",
    "main": "lib/index.js",
    "author": "Fabian Stamm <dev@fabianstamm.de>",
    "license": "MIT",
@@ -12,17 +12,18 @@
       "test": "mocha lib/test.js"
    },
    "dependencies": {
-      "cross-fetch": "^3.0.0",
+      "@hibas123/utils": "^1.0.1",
+      "cross-fetch": "^3.0.1",
       "uuid": "^3.3.2"
    },
    "devDependencies": {
       "@types/chai": "^4.1.4",
-      "@types/mocha": "^5.2.2",
-      "@types/node": "^10.12.18",
-      "@types/node-fetch": "^2.1.4",
+      "@types/mocha": "^5.2.6",
+      "@types/node": "^11.10.5",
+      "@types/node-fetch": "^2.1.6",
       "@types/uuid": "^3.4.4",
       "chai": "^4.1.2",
-      "mocha": "^5.2.0",
-      "typescript": "^3.2.2"
+      "mocha": "^6.0.2",
+      "typescript": "^3.3.3333"
    }
 }

src/index.ts

@@ -1,6 +1,6 @@
-import Observable from "./observable";
-import Lock from "./lock";
-import fetch from "cross-fetch"
+import { Observable, Lock } from "@hibas123/utils";
+//this references global on node and window in browser
+const fetch = this.fetch ? this.fetch : require("cross-fetch").default;
 
 export interface IFileVersion {
    version: string;

src/lock.ts

@@ -1,36 +0,0 @@
-export type Release = { release: () => void };
-export default class Lock {
-   private _locked: boolean = false;
-   get locked() {
-      return this._locked;
-   }
-   private toCome: (() => void)[] = [];
-
-   constructor() {
-      this.release = this.release.bind(this);
-   }
-
-   async getLock(): Promise<Release> {
-      if (!this._locked) return { release: this.lock() };
-      else {
-         return new Promise<Release>((resolve) => {
-            this.toCome.push(() => {
-               resolve({ release: this.lock() });
-            })
-         })
-      }
-   }
-
-   private lock() {
-      this._locked = true;
-      return this.release;
-   }
-
-   private async release() {
-      if (this.toCome.length > 0) {
-         this.toCome.shift()();
-      } else {
-         this._locked = false;
-      }
-   }
-}

src/observable.ts

@@ -1,38 +0,0 @@
-export type ObserverCallback<T> = (data: T) => void;
-
-export default class Observable<T = any> {
-   private subscriber: ObserverCallback<T[]>[] = [];
-   private events: T[] = [];
-   private timeout = undefined;
-
-   constructor(private collect: boolean = true, private collect_intervall: number = 100) { }
-
-   getPublicApi() {
-      return {
-         subscribe: (callback: ObserverCallback<T[]>) => {
-            if (this.subscriber.indexOf(callback) < 0)
-               this.subscriber.push(callback)
-         },
-         unsubscribe: (callback: ObserverCallback<T[]>) => {
-            let idx = this.subscriber.indexOf(callback);
-            if (idx >= 0) {
-               this.subscriber.splice(idx, 1);
-            }
-         }
-      }
-   }
-
-   send(data: T) {
-      if (!this.collect)
-         this.subscriber.forEach(e => e([data]));
-      else {
-         this.events.push(data);
-         if (!this.timeout) {
-            this.timeout = setTimeout(() => {
-               this.subscriber.forEach(e => e(this.events));
-               this.timeout = 0;
-            }, this.collect_intervall);
-         }
-      }
-   }
-}