6.0.10

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@push.rocks/lik",
-  "version": "6.0.7",
+  "version": "6.0.10",
   "private": false,
   "description": "light little helpers for node",
   "main": "dist_ts/index.js",

ts/00_commitinfo_data.ts

@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@push.rocks/lik',
-  version: '6.0.7',
+  version: '6.0.10',
   description: 'light little helpers for node'
 }

ts/backpressuredarray.ts

@@ -1,21 +1,20 @@
 import * as plugins from './lik.plugins.js';
 
 export class BackpressuredArray<T> {
-  private data: T[];
+  public data: T[];
   private highWaterMark: number;
-  public hasSpace: plugins.smartrx.rxjs.Subject<void>;
+  public hasSpace = new plugins.smartrx.rxjs.Subject<'hasSpace'>();
 
   constructor(highWaterMark: number = 16) {
     this.data = [];
     this.highWaterMark = highWaterMark;
-    this.hasSpace = new plugins.smartrx.rxjs.Subject<void>();
   }
 
   push(item: T): boolean {
     this.data.push(item);
     const spaceAvailable = this.checkSpaceAvailable();
     if (spaceAvailable) {
-      this.hasSpace.next();
+      this.hasSpace.next('hasSpace');
     }
     return spaceAvailable
   }
@@ -23,7 +22,7 @@ export class BackpressuredArray<T> {
   shift(): T | undefined {
     const item = this.data.shift();
     if (this.checkSpaceAvailable()) {
-      this.hasSpace.next();
+      this.hasSpace.next('hasSpace');
     }
     return item;
   }
@@ -31,4 +30,17 @@ export class BackpressuredArray<T> {
   checkSpaceAvailable(): boolean {
     return this.data.length < this.highWaterMark;
   }
+
+  waitForSpace(): Promise<void> {
+    return new Promise<void>((resolve) => {
+      if (this.checkSpaceAvailable()) {
+        resolve();
+      } else {
+        const subscription = this.hasSpace.subscribe(() => {
+          subscription.unsubscribe();
+          resolve();
+        });
+      }
+    });
+  }
 }