chore: use Vitest

.eslintrc.json

@@ -10,6 +10,7 @@
       "ObjectPattern": { "multiline": true, "consistent": true }
     }],
     "import/extensions": ["error", "ignorePackages"],
+    "import/no-extraneous-dependencies": ["error", { "devDependencies": true }],
     "import/prefer-default-export": 0
   }
 }

.github/workflows/ci.yml

@@ -8,21 +8,21 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@master
+    - uses: actions/checkout@main
     - name: Use Node.js
-      uses: actions/setup-node@v1
+      uses: actions/setup-node@v4
       with:
-        node-version: '12.x'
+        node-version: 22
     - name: Install Dependencies
       run: npm i
     - name: Build
       run: npm run build
     - name: Test
-      run: npm test
+      run: npm run cover
     - name: Upload coverage to Codecov
-      uses: codecov/codecov-action@v1
+      uses: codecov/codecov-action@v4
       with:
         token: ${{ secrets.CODECOV_TOKEN }}
-        file: ./coverage/lcov.info
+        file: ./coverage/clover.xml
       if: github.event_name == 'push'
       continue-on-error: true

.gitignore

@@ -1,5 +1,4 @@
 npm-debug.log*
 node_modules
 coverage
-temp
 package-lock.json

README.md

@@ -1,12 +1,11 @@
 # ass-compiler
 
-[![GitHub Action](https://github.com/weizhenye/ass-compiler/workflows/CI/badge.svg)](https://github.com/weizhenye/ass-compiler/actions)
-[![Coverage](https://badgen.net/codecov/c/github/weizhenye/ass-compiler?icon=codecov)](https://codecov.io/gh/weizhenye/ass-compiler)
-[![Dependencies](https://badgen.net/david/dep/weizhenye/ass-compiler?icon=https://api.iconify.design/si-glyph:connect-2.svg?color=white)](https://david-dm.org/weizhenye/ass-compiler)
-[![NPM version](https://badgen.net/npm/v/ass-compiler?icon=npm)](https://www.npmjs.com/package/ass-compiler)
-[![License](https://badgen.net/npm/license/ass-compiler?icon=https://api.iconify.design/octicon:law.svg?color=white)](https://github.com/weizhenye/ass-compiler/blob/master/LICENSE)
-[![File size](https://badgen.net/bundlephobia/minzip/ass-compiler?icon=https://api.iconify.design/ant-design:file-zip-outline.svg?color=white)](https://bundlephobia.com/result?p=ass-compiler)
-[![jsDelivr](https://badgen.net/jsdelivr/hits/npm/ass-compiler?icon=https://api.iconify.design/simple-icons:jsdelivr.svg?color=white)](https://www.jsdelivr.com/package/npm/ass-compiler)
+[![GitHub Action](https://img.shields.io/github/actions/workflow/status/weizhenye/ass-compiler/ci.yml?logo=github)](https://github.com/weizhenye/ass-compiler/actions)
+[![Codecov](https://img.shields.io/codecov/c/gh/weizhenye/ass-compiler?logo=codecov)](https://codecov.io/gh/weizhenye/ass-compiler)
+[![License](https://img.shields.io/npm/l/ass-compiler)](https://github.com/weizhenye/ass-compiler/blob/master/LICENSE)
+[![NPM Version](https://img.shields.io/npm/v/ass-compiler?logo=npm)](https://www.npmjs.com/package/ass-compiler)
+[![jsDelivr](https://img.shields.io/jsdelivr/npm/hm/ass-compiler?logo=jsdelivr)](https://www.jsdelivr.com/package/npm/ass-compiler)
+[![File size](https://img.shields.io/bundlejs/size/ass-compiler)](https://bundlephobia.com/result?p=ass-compiler)
 
 Parses and compiles ASS subtitle format to easy-to-use data structure.
 

package.json

@@ -1,6 +1,7 @@
 {
   "name": "ass-compiler",
   "version": "0.1.11",
+  "type": "module",
   "description": "Parses and compiles ASS subtitle format to easy-to-use data structure.",
   "main": "dist/ass-compiler.js",
   "module": "src/index.js",
@@ -13,10 +14,9 @@
   "types": "types/index.d.ts",
   "scripts": {
     "lint": "eslint src test",
-    "preunit": "rollup -c rollup.config.test.js",
-    "unit": "mocha temp/test.js",
-    "cover": "cross-env ISTANBUL_REPORT_DIR=coverage ISTANBUL_REPORTERS=text-summary,lcov npm run unit -- --reporter=mocha-istanbul",
-    "test": "npm run lint && npm run unit && npm run cover",
+    "unit": "vitest run",
+    "cover": "vitest run --coverage",
+    "test": "npm run lint && npm run unit",
     "dev": "rollup -c -w",
     "bundle": "rollup -c",
     "minify": "uglifyjs dist/ass-compiler.js -m -o dist/ass-compiler.min.js",
@@ -43,19 +43,14 @@
   },
   "homepage": "https://ass.js.org/ass-compiler/",
   "devDependencies": {
-    "chai": "^4.2.0",
-    "cross-env": "^7.0.2",
-    "eslint": "^6.8.0",
-    "eslint-config-airbnb-base": "^14.1.0",
-    "eslint-plugin-import": "^2.20.2",
-    "istanbul": "^0.4.5",
-    "mocha": "^7.1.1",
-    "mocha-istanbul": "^0.3.0",
-    "rollup": "^2.6.1",
+    "@vitest/coverage-v8": "^2.0.4",
+    "eslint": "^8.57.0",
+    "eslint-config-airbnb-base": "^15.0.0",
+    "eslint-plugin-import": "npm:eslint-plugin-i@^2.29.1",
+    "rollup": "^4.19.0",
     "rollup-plugin-buble": "^0.19.8",
-    "rollup-plugin-istanbul": "^2.0.1",
-    "rollup-plugin-multi-entry": "^2.1.0",
     "rollup-plugin-replace": "^2.2.0",
-    "uglify-js": "^3.9.1"
+    "uglify-js": "^3.19.0",
+    "vitest": "^2.0.4"
   }
 }

src/compiler/dialogues.js

@@ -1,5 +1,4 @@
 import { compileText } from './text.js';
-import { assign } from '../utils.js';
 
 export function compileDialogues({ styles, dialogues }) {
   let minLayer = Infinity;
@@ -22,7 +21,7 @@ export function compileDialogues({ styles, dialogues }) {
     });
     const alignment = compiledText.alignment || stl.Alignment;
     minLayer = Math.min(minLayer, dia.Layer);
-    results.push(assign({
+    results.push(Object.assign({
       layer: dia.Layer,
       start: dia.Start,
       end: dia.End,

src/compiler/drawing.js

@@ -1,5 +1,3 @@
-import { assign } from '../utils.js';
-
 function createCommand(arr) {
   const cmd = {
     type: null,
@@ -131,5 +129,5 @@ export function compileDrawing(rawCommands) {
     )),
   );
 
-  return assign({ instructions, d: toSVGPath(instructions) }, getViewBox(commands));
+  return Object.assign({ instructions, d: toSVGPath(instructions) }, getViewBox(commands));
 }

src/compiler/styles.js

@@ -1,5 +1,3 @@
-import { assign } from '../utils.js';
-
 // same as Aegisub
 // https://github.com/Aegisub/Aegisub/blob/master/src/ass_style.h
 const DEFAULT_STYLE = {
@@ -54,9 +52,9 @@ export function parseStyleColor(color) {
 
 export function compileStyles({ info, style, defaultStyle }) {
   const result = {};
-  const styles = [assign({}, defaultStyle, { Name: 'Default' })].concat(style);
+  const styles = [Object.assign({}, defaultStyle, { Name: 'Default' })].concat(style);
   for (let i = 0; i < styles.length; i++) {
-    const s = assign({}, DEFAULT_STYLE, styles[i]);
+    const s = Object.assign({}, DEFAULT_STYLE, styles[i]);
     // this behavior is same as Aegisub by black-box testing
     if (/^(\*+)Default$/.test(s.Name)) {
       s.Name = 'Default';

src/compiler/tag.js

@@ -1,5 +1,4 @@
 import { compileDrawing } from './drawing.js';
-import { assign } from '../utils.js';
 
 const tTags = [
   'fs', 'fsp', 'clip',
@@ -79,7 +78,7 @@ export function compileTag(tag, key, presets = {}) {
     tags.forEach((t) => {
       const k = Object.keys(t)[0];
       if (~tTags.indexOf(k) && !(k === 'clip' && !t[k].dots)) {
-        assign(compiledTag, compileTag(t, k, presets));
+        Object.assign(compiledTag, compileTag(t, k, presets));
       }
     });
     return { t: { t1, t2, accel, tag: compiledTag } };

src/compiler/text.js

@@ -1,6 +1,5 @@
 import { compileDrawing } from './drawing.js';
 import { compileTag } from './tag.js';
-import { assign } from '../utils.js';
 
 const a2an = [
   null, 1, 2, 3,
@@ -11,7 +10,7 @@ const a2an = [
 const globalTags = ['r', 'a', 'an', 'pos', 'org', 'move', 'fade', 'fad', 'clip'];
 
 function inheritTag(pTag) {
-  return JSON.parse(JSON.stringify(assign({}, pTag, {
+  return JSON.parse(JSON.stringify(Object.assign({}, pTag, {
     k: undefined,
     kf: undefined,
     ko: undefined,
@@ -59,7 +58,7 @@ export function compileText({ styles, style, parsed, start, end }) {
           fragment.tag.t = fragment.tag.t || [];
           fragment.tag.t.push(compiledTag.t);
         } else {
-          assign(fragment.tag, compiledTag);
+          Object.assign(fragment.tag, compiledTag);
         }
       }
     }
@@ -80,5 +79,5 @@ export function compileText({ styles, style, parsed, start, end }) {
   }
   slices.push(slice);
 
-  return assign({ alignment, slices }, pos, org, move, fade, clip);
+  return Object.assign({ alignment, slices }, pos, org, move, fade, clip);
 }

src/decompiler.js

@@ -1,8 +1,8 @@
 import { stringifyInfo, stringifyTime, stringifyEffect } from './stringifier.js';
-import { assign, stylesFormat, eventsFormat } from './utils.js';
+import { stylesFormat, eventsFormat } from './utils.js';
 
 export function decompileStyle({ style, tag }) {
-  const obj = assign({}, style, {
+  const obj = Object.assign({}, style, {
     PrimaryColour: `&H${tag.a1}${tag.c1}`,
     SecondaryColour: `&H${tag.a2}${tag.c2}`,
     OutlineColour: `&H${tag.a3}${tag.c3}`,
@@ -117,7 +117,7 @@ export function decompileDialogue(dia, style) {
 export function decompile({ info, width, height, collisions, styles, dialogues }) {
   return [
     '[Script Info]',
-    stringifyInfo(assign({}, info, {
+    stringifyInfo(Object.assign({}, info, {
       PlayResX: width,
       PlayResY: height,
       Collisions: collisions,

src/parser/style.js

@@ -1,6 +1,4 @@
-import { assign } from '../utils.js';
-
 export function parseStyle(text, format) {
   const values = text.match(/Style\s*:\s*(.*)/i)[1].split(/\s*,\s*/);
-  return assign({}, ...format.map((fmt, idx) => ({ [fmt]: values[idx] })));
+  return Object.assign({}, ...format.map((fmt, idx) => ({ [fmt]: values[idx] })));
 }

test/compiler/dialogues.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parseDialogue } from '../../src/parser/dialogue.js';
 import { compileDialogues } from '../../src/compiler/dialogues.js';
 import { compileStyles } from '../../src/compiler/styles.js';

test/compiler/drawing.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parseDrawing } from '../../src/parser/drawing.js';
 import { s2b, toSVGPath, compileDrawing } from '../../src/compiler/drawing.js';
 

test/compiler/index.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { compile } from '../../src/compiler/index.js';
 import { text } from '../fixtures/index.js';
 

test/compiler/styles.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parseStyle } from '../../src/parser/style.js';
 import { parseStyleColor, compileStyles } from '../../src/compiler/styles.js';
 import { stylesFormat } from '../../src/utils.js';

test/compiler/tag.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { compileTag } from '../../src/compiler/tag.js';
 
 describe('tag compiler', () => {

test/compiler/text.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parseText } from '../../src/parser/text.js';
 import { compileStyles } from '../../src/compiler/styles.js';
 import { compileText } from '../../src/compiler/text.js';

test/decompiler.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { decompile, decompileDrawing, decompileTag, decompileText } from '../src/decompiler.js';
 import { compiled, decompiled, compiled2, decompiled2 } from './fixtures/decompiler.js';
 

test/index.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parse, stringify, compile, decompile } from '../src/index.js';
 
 describe('ass-compiler', () => {

test/parser/dialogue.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parseDialogue } from '../../src/parser/dialogue.js';
 import { eventsFormat } from '../../src/utils.js';
 

test/parser/drawing.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parseDrawing } from '../../src/parser/drawing.js';
 
 describe('drawing parser', () => {

test/parser/effect.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parseEffect } from '../../src/parser/effect.js';
 
 describe('effect parser', () => {

test/parser/format.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parseFormat } from '../../src/parser/format.js';
 import { stylesFormat, eventsFormat } from '../../src/utils.js';
 

test/parser/index.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parse } from '../../src/parser/index.js';
 import { stylesFormat, eventsFormat } from '../../src/utils.js';
 import { text } from '../fixtures/index.js';

test/parser/style.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parseStyle } from '../../src/parser/style.js';
 import { stylesFormat } from '../../src/utils.js';
 

test/parser/tag.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parseTag } from '../../src/parser/tag.js';
 
 describe('tag parser', () => {

test/parser/tags.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parseTags } from '../../src/parser/tags.js';
 
 describe('tags parser', () => {

test/parser/text.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parseText } from '../../src/parser/text.js';
 
 describe('text parser', () => {

test/parser/time.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { parseTime } from '../../src/parser/time.js';
 
 describe('time parser', () => {

test/stringifier.js

@@ -1,4 +1,4 @@
-import { expect } from 'chai';
+import { describe, it, expect } from 'vitest';
 import { stringifyTime, stringifyEffect, stringifyEvent, stringifyTag, stringify } from '../src/stringifier.js';
 import { eventsFormat } from '../src/utils.js';
 import { parsed, stringified, parsed2, stringified2 } from './fixtures/stringifier.js';

vitest.config.js

@@ -0,0 +1,8 @@
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+  test: {
+    include: 'test/**/*.js',
+    exclude: 'test/fixtures/*.js',
+  },
+});