Add Deno support

meta.json

@@ -0,0 +1,13 @@
+{
+   "name": "utils",
+   "version": "2.2.11",
+   "description": "Some helpful utility classes and functions",
+   "author": "Fabian Stamm <dev@fabianstamm.de>",
+   "contributors": [],
+   "root": "./esm/",
+   "files": ["**/*.ts", "**/*.js", "README.md"],
+   "hooks": {
+      "prepublish": "pre.js"
+   },
+   "readme": "readme.md"
+}

package-lock.json

@@ -1,13 +1,13 @@
 {
   "name": "@hibas123/utils",
-  "version": "2.2.4",
+  "version": "2.2.10",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
     "typescript": {
-      "version": "3.4.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.4.5.tgz",
-      "integrity": "sha512-YycBxUb49UUhdNMU5aJ7z5Ej2XGmaIBL0x34vZ82fn3hGvD+bgrMrVDpatgz2f7YxUMJxMkbWxJZeAvDxVe7Vw==",
+      "version": "4.0.3",
+      "resolved": "https://npm.hibas123.de/typescript/-/typescript-4.0.3.tgz",
+      "integrity": "sha512-tEu6DGxGgRJPb/mVPIZ48e69xCn2yRmCgYmDugAVwmJ6o+0u1RI18eO7E7WBTLYLaEVVOhwQmcdhQHweux/WPg==",
       "dev": true
     }
   }

package.json

@@ -1,6 +1,6 @@
 {
    "name": "@hibas123/utils",
-   "version": "2.2.10",
+   "version": "2.2.11",
    "description": "Different Utilities, that are not worth own packages",
    "main": "lib/index.js",
    "types": "lib/index.d.ts",
@@ -8,7 +8,8 @@
    "scripts": {
       "prepublishOnly": "npm run build",
       "build": "tsc && tsc -p tsconfig.esm.json",
-      "watch-ts": "tsc -w"
+      "watch-ts": "tsc -w",
+      "postpublish": "denreg publish"
    },
    "author": "Fabian Stamm <dev@fabianstamm.de>",
    "license": "MIT",
@@ -17,7 +18,7 @@
       "type": "git"
    },
    "devDependencies": {
-      "typescript": "^3.4.5"
+      "typescript": "^4.0.3"
    },
    "files": [
       "src/",

pre.js

@@ -0,0 +1,15 @@
+const rjson = async (file) => JSON.parse(await Deno.readTextFile(file));
+const wjson = (file, data) =>
+   Deno.writeTextFile(file, JSON.stringify(data, undefined, 3));
+
+const pkg = await rjson("package.json");
+const meta = await rjson("meta.json");
+
+console.log("Changing meta.version from", meta.version, "to", pkg.version);
+meta.version = pkg.version || meta.version;
+
+// await wjson("meta.json", meta);
+
+await Deno.copyFile("esm/index.js", "esm/mod.js");
+await Deno.copyFile("esm/index.d.ts", "esm/mod.d.ts");
+await Deno.copyFile("readme.md", "esm/readme.md");

src/asynciter.ts

@@ -0,0 +1,71 @@
+import Observable from "./observable.js";
+import Signal from "./signal.js";
+
+interface IAsyncIteratorMessage<T> {
+   error: Error | undefined;
+   data: T | undefined;
+   close: true | undefined;
+}
+export default class AsyncIteratorFromCB<T> implements AsyncIterable<T> {
+   private onData = new Observable<IAsyncIteratorMessage<T>>();
+   constructor() {}
+
+   public getCallback() {
+      return (error: Error | undefined, data: T | undefined) => {
+         this.onData.send({ error, data, close: undefined });
+      };
+   }
+
+   public send(data: T) {
+      this.onData.send({
+         error: undefined,
+         data,
+         close: undefined,
+      });
+   }
+
+   public close() {
+      this.onData.send({
+         close: true,
+         data: undefined,
+         error: undefined,
+      });
+      this.onData.close();
+   }
+
+   [Symbol.asyncIterator]() {
+      const queue: IAsyncIteratorMessage<T>[] = [];
+      const signal = new Signal();
+      this.onData.subscribe((data) => {
+         queue.push(data);
+         signal.sendSignal();
+      });
+      return {
+         async next() {
+            const send = () => {
+               const value = queue.shift();
+               if (!value) throw new Error("Error in AsyncIter");
+               if (value.close) {
+                  return {
+                     done: true,
+                     value: undefined as any,
+                  };
+               } else if (value.error) {
+                  throw value.error;
+               } else {
+                  return {
+                     done: false,
+                     value: value.data as T,
+                  };
+               }
+            };
+            if (queue.length > 0) {
+               return send();
+            } else {
+               await signal.awaitSignal();
+               return send();
+            }
+         },
+      };
+   }
+}

src/index.ts

@@ -6,12 +6,11 @@ import Observable, {
 } from "./observable.js";
 import AwaitStore from "./awaiter.js";
 
-export {
-   Lock,
+export type {
    Release,
-   Observable,
    ObserverCallback,
    ObserverCallbackCollect,
    ObservableInterface,
-   AwaitStore,
 };
+
+export { Lock, Observable, AwaitStore };

src/signal.ts

@@ -0,0 +1,12 @@
+export default class Signal {
+   awaiter: (() => void)[] = [];
+   sendSignal(): void {
+      this.awaiter.forEach((a) => a());
+      this.awaiter = [];
+   }
+   awaitSignal(): Promise<void> {
+      return new Promise((resolve) => {
+         this.awaiter.push(resolve);
+      });
+   }
+}

tsconfig.json

@@ -1,15 +1,15 @@
 {
    "compilerOptions": {
-      "target": "es2015",
+      "target": "esnext",
       "module": "commonjs",
       "moduleResolution": "node",
       "outDir": "lib",
       "preserveWatchOutput": true,
       "declaration": true,
       "sourceMap": true,
-      "strict": true
+      "strict": true,
+      "importsNotUsedAsValues": "error",
+      "isolatedModules": true
    },
-   "include": [
-      "./src"
-   ]
-}
+   "include": ["./src"]
+}