remove core-js and coveralls.io

Author: Igor Bezkrovnyi

.gitignore

@@ -2,7 +2,7 @@
 
 dist
 docs
-coverage
+reports
 
 /examples/node.js/demo.js
 /examples/node.js/demo.js.map

packages/image-q/README.md

@@ -3,12 +3,10 @@
 Complete Image Quantization Library in **TypeScript** _(MIT License)_
 
 [![Build Status](https://travis-ci.org/ibezkrovnyi/image-quantization.svg?branch=master)](https://travis-ci.org/ibezkrovnyi/image-quantization)
-[![Coverage Status](https://coveralls.io/repos/github/ibezkrovnyi/image-quantization/badge.svg)](https://coveralls.io/github/ibezkrovnyi/image-quantization)
-[![Demo](https://img.shields.io/badge/demo-online-brightgreen.svg)](https://ibezkrovnyi.github.io/image-quantization-demo/)
+[![Demo (outdated, use /packages/demo for up-to-date demo)](https://img.shields.io/badge/demo-online-brightgreen.svg)](https://ibezkrovnyi.github.io/image-quantization-demo/)
 [![GitHub](https://img.shields.io/badge/github-.com-brightgreen.svg)](https://github.com/ibezkrovnyi/image-quantization)
 [![NPM](https://badge.fury.io/js/image-q.svg)](https://www.npmjs.com/package/image-q)
-[![Greenkeeper badge](https://badges.greenkeeper.io/ibezkrovnyi/image-quantization.svg)](https://greenkeeper.io/)
-[![API](https://img.shields.io/badge/API-Available-blue.svg)](http://ibezkrovnyi.github.io/image-quantization/)
+[![API)](https://img.shields.io/badge/API-Available-blue.svg)](http://ibezkrovnyi.github.io/image-quantization/)
 [![NPM License](https://img.shields.io/badge/license-MIT-blue.svg)](LICENSE)
 
 ![quantization](quantization.png)

packages/image-q/jest.config.js

@@ -20,6 +20,7 @@ module.exports = {
     'tsx',
   ],
   collectCoverage: true,
+  coverageDirectory: '<rootDir>/reports/jest',
   coverageReporters: [
     'lcov',
     'text-summary',

packages/image-q/package.json

@@ -1,6 +1,6 @@
 {
   "name": "image-q",
-  "version": "3.0.3",
+  "version": "3.0.4",
   "description": "Image Quantization Library in **TypeScript** *(MIT Licensed)*",
   "license": "MIT",
   "contributors": [],
@@ -17,8 +17,7 @@
     "clean": "shx rm -rf ./node_modules/.cache",
     "build": "tsc -p tsconfig.build-esm.json && webpack",
     "test": "jest",
-    "gh-pages-DISABLED": "shx rm -rf ./docs && typedoc.cmd src && gh-pages -d docs",
-    "coveralls": "cat ./coverage/lcov.info | node node_modules/.bin/coveralls"
+    "gh-pages-DISABLED": "shx rm -rf ./docs && typedoc.cmd src && gh-pages -d docs"
   },
   "files": [
     "dist",
@@ -49,8 +48,6 @@
   },
   "devDependencies": {
     "@types/pngjs": "3.3.0",
-    "core-js": "^3.17.3",
-    "coveralls": "3.0.1",
     "gh-pages": "3.2.3",
     "pngjs": "3.3.3",
     "typedoc": "0.22.2"

packages/image-q/src/basicAPI.ts

@@ -5,14 +5,20 @@
  *
  * helper.ts - part of Image Quantization Library
  */
-import setImmediate from 'core-js/features/set-immediate';
 import * as distance from './distance';
 import * as image from './image';
 import * as palette from './palette';
 import { AbstractDistanceCalculator } from './distance/distanceCalculator';
 import { PointContainer } from './utils/pointContainer';
 import { Palette } from './utils/palette';
 
+const setImmediateImpl =
+  typeof setImmediate === 'function'
+    ? setImmediate
+    : typeof process !== 'undefined' && typeof process?.nextTick === 'function'
+    ? (callback: () => void) => process.nextTick(callback)
+    : (callback: () => void) => setTimeout(callback, 0);
+
 export type ColorDistanceFormula =
   | 'cie94-textiles'
   | 'cie94-graphic-arts'
@@ -99,7 +105,6 @@ export async function buildPalette(
     images.forEach((image) => paletteQuantizer.sample(image));
 
     let palette: Palette;
-    let timerId: number;
     const iterator = paletteQuantizer.quantize();
     const next = () => {
       try {
@@ -109,14 +114,13 @@ export async function buildPalette(
         } else {
           if (result.value.palette) palette = result.value.palette;
           if (onProgress) onProgress(result.value.progress);
-          timerId = setImmediate(next);
+          setImmediateImpl(next);
         }
       } catch (error) {
-        clearTimeout(timerId);
         reject(error);
       }
     };
-    timerId = setImmediate(next);
+    setImmediateImpl(next);
   });
 }
 
@@ -152,7 +156,6 @@ export async function applyPalette(
     );
 
     let outPointContainer: PointContainer;
-    let timerId: number;
     const iterator = imageQuantizer.quantize(image, palette);
     const next = () => {
       try {
@@ -164,14 +167,13 @@ export async function applyPalette(
             outPointContainer = result.value.pointContainer;
           }
           if (onProgress) onProgress(result.value.progress);
-          timerId = setImmediate(next);
+          setImmediateImpl(next);
         }
       } catch (error) {
-        clearTimeout(timerId);
         reject(error);
       }
     };
-    timerId = setImmediate(next);
+    setImmediateImpl(next);
   });
 }