4.2.0

changelog.md

@@ -1,5 +1,15 @@
 # Changelog
 
+## 2025-01-19 - 4.2.0 - feat(cumulativedeferred)
+Added subDefer method to CumulativeDeferred
+
+- Introduced `subDefer` method in CumulativeDeferred class to allow creating and adding new Deferreds easily.
+
+## 2025-01-07 - 4.1.0 - feat(core)
+Add fromCallback utility function for promisifying Node.js-style callback functions
+
+- Added fromCallback function to convert Node.js-style callbacks into Promises.
+
 ## 2024-06-23 - 4.0.4 - fix(ci)
 Remove .gitlab-ci.yml and update dependencies and metadata
 
@@ -7,8 +17,6 @@ Remove .gitlab-ci.yml and update dependencies and metadata
 - Updated dependencies in package.json and npmextra.json
 - Improved description and keywords for better package definition
 
-
-
 ## 2024-05-29 - 4.0.3 - Maintenance
 Update project configuration and descriptions.
 
@@ -85,4 +93,3 @@ Added polyfill and npmextra.json.
 Updated continuous integration configuration.
 
 - Update ci
-```

package.json

@@ -1,7 +1,7 @@
 {
   "name": "@push.rocks/smartpromise",
   "private": false,
-  "version": "4.0.4",
+  "version": "4.2.0",
   "description": "A TypeScript library for managing promises and Deferred constructs, simplifying asynchronous programming.",
   "main": "dist_ts/index.js",
   "typings": "dist_ts/index.d.ts",
@@ -21,11 +21,11 @@
   },
   "homepage": "https://code.foss.global/push.rocks/smartpromise",
   "devDependencies": {
-    "@git.zone/tsbuild": "^2.1.66",
-    "@git.zone/tsrun": "^1.2.44",
+    "@git.zone/tsbuild": "^2.2.0",
+    "@git.zone/tsrun": "^1.3.3",
     "@git.zone/tstest": "^1.0.77",
-    "@push.rocks/tapbundle": "^5.0.8",
-    "@types/node": "^20.14.8"
+    "@push.rocks/tapbundle": "^5.5.5",
+    "@types/node": "^22.10.7"
   },
   "files": [
     "ts/**/*",

ts/00_commitinfo_data.ts

@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@push.rocks/smartpromise',
-  version: '4.0.4',
+  version: '4.2.0',
   description: 'A TypeScript library for managing promises and Deferred constructs, simplifying asynchronous programming.'
 }

ts/index.ts

@@ -80,3 +80,22 @@ export const getFirstTrueOrFalse = async (promisesArg: Promise<boolean>[]) => {
   });
   return done.promise;
 };
+
+/**
+ * Converts a Node.js-style callback-based function into a Promise.
+ * @param fn The function that expects a callback.
+ * @returns A Promise that resolves with the result of the function or rejects with an error.
+ */
+export const fromCallback = <T>(
+  fn: (callback: (err: NodeJS.ErrnoException | null, result?: T) => void) => void
+): Promise<T> => {
+  return new Promise((resolve, reject) => {
+    fn((err, result) => {
+      if (err) {
+        reject(err); // Reject the promise with the error
+      } else {
+        resolve(result as T); // Resolve the promise with the result
+      }
+    });
+  });
+};

ts/smartpromise.classes.cumulativedeferred.ts

@@ -15,6 +15,12 @@ export class CumulativeDeferred {
     }, 0);
   }
 
+  public subDefer() {
+    const done = defer();
+    this.addPromise(done.promise);
+    return done;
+  }
+
   public addPromise(promiseArg: Promise<any>) {
     this.accumulatedPromises.push(promiseArg);
   }