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feat: support PDF.js v4
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‎.github/workflows/ci.yml‎

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@@ -13,33 +13,31 @@ jobs:
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lint:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v3
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- uses: actions/setup-node@v3
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- uses: actions/checkout@v4
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- run: corepack enable
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- uses: actions/setup-node@v4
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with:
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node-version: 18
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- run: corepack enable
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cache: pnpm
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- name: Install
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run: pnpm i
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run: pnpm install
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- name: Lint
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run: pnpm run lint
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typecheck:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v3
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- uses: actions/setup-node@v3
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- uses: actions/checkout@v4
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- run: corepack enable
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- uses: actions/setup-node@v4
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with:
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node-version: 18
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- run: corepack enable
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cache: pnpm
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- name: Install
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run: pnpm i
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run: pnpm install
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- name: Typecheck
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run: pnpm run test:types
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fail-fast: false
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steps:
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- uses: actions/checkout@v3
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- uses: actions/setup-node@v3
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- uses: actions/checkout@v4
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- run: corepack enable
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- uses: actions/setup-node@v4
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with:
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node-version: ${{ matrix.node }}
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- run: corepack enable
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cache: pnpm
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- name: Install
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run: pnpm i
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run: pnpm install
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- name: Build
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run: pnpm run build:pdfjs

‎.github/workflows/release.yml‎

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@@ -12,19 +12,18 @@ jobs:
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release:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v3
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- uses: actions/checkout@v4
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with:
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fetch-depth: 0
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- uses: actions/setup-node@v3
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- run: corepack enable
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- uses: actions/setup-node@v4
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with:
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node-version: 18
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registry-url: https://registry.npmjs.org/
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- run: corepack enable
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cache: pnpm
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- name: Install
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run: pnpm i
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run: pnpm install
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- run: npx changelogithub
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env:

‎README.md‎

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@@ -14,6 +14,11 @@ This library is also intended as a modern alternative to the unmaintained but st
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- 🧱 Opt-in to legacy PDF.js build
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- 💨 Zero dependencies
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## PDF.js Compatibility
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> [!NOTE]
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> This package is currently using PDF.js v4.0.189.
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## Installation
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Run the following command to add `unpdf` to your project.
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): Promise<ArrayBuffer>;
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```
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### `extractImages`
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```ts
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function extractImages(
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data: BinaryData | PDFDocumentProxy,
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pageNumber: number,
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): Promise<Uint8ClampedArray[]>;
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```
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## FAQ
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### Why Is `canvas` An Optional Dependency?

‎package.json‎

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@@ -2,7 +2,7 @@
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"name": "unpdf",
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"type": "module",
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"version": "0.7.1",
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"packageManager": "pnpm@8.7.0",
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"packageManager": "pnpm@8.10.2",
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"description": "Utilities to work with PDFs in Node.js, browser and workers",
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"author": "Johann Schopplich <[email protected]>",
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"license": "MIT",
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"build": "unbuild && node scripts/post-build.mjs",
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"build:pdfjs": "rollup --config pdfjs.rollup.config.ts --configPlugin typescript && cp -R node_modules/pdfjs-dist/types dist",
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"dev": "unbuild --stub",
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"lint": "eslint \"**/*.ts\" --ignore-path .gitignore",
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"lint": "eslint \"**/*.{cjs,mjs,ts}\" --ignore-path .gitignore",
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"lint:fix": "npm run lint -- --fix",
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"format": "prettier \"**/*.{css,html,json,md,mjs,ts,vue,yml}\" --write",
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"format:check": "prettier \"**/*.{css,html,json,md,mjs,ts,vue,yml}\" --check",
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"format": "prettier \"**/*.{json,md,cjs,mjs,ts,yml}\" --write",
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"format:check": "prettier \"**/*.{json,md,cjs,mjs,ts,yml}\" --check",
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"release": "bumpp --commit --push --tag",
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"test": "vitest",
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"test:types": "tsc --noEmit"
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"canvas": "^2.11.2"
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},
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"devDependencies": {
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"@rollup/plugin-alias": "^5.0.0",
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"@rollup/plugin-commonjs": "^25.0.4",
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"@rollup/plugin-inject": "^5.0.3",
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"@rollup/plugin-node-resolve": "^15.2.1",
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"@rollup/plugin-replace": "^5.0.2",
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"@rollup/plugin-terser": "^0.4.3",
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"@rollup/plugin-typescript": "^11.1.3",
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"@types/node": "^20.5.7",
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"@rollup/plugin-alias": "^5.0.1",
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"@rollup/plugin-commonjs": "^25.0.7",
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"@rollup/plugin-inject": "^5.0.5",
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"@rollup/plugin-node-resolve": "^15.2.3",
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"@rollup/plugin-replace": "^5.0.5",
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"@rollup/plugin-terser": "^0.4.4",
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"@rollup/plugin-typescript": "^11.1.5",
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"@types/node": "^20.9.0",
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"bumpp": "^9.2.0",
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"eslint": "^8.48.0",
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"eslint": "^8.53.0",
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"eslint-config-unjs": "^0.2.1",
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"fast-glob": "^3.3.1",
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"pdfjs-dist": "^3.10.111",
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"prettier": "^3.0.2",
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"fast-glob": "^3.3.2",
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"pdfjs-dist": "^4.0.189",
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"prettier": "^3.0.3",
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"rollup": "^3.28.1",
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"typescript": "^5.1.6",
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"typescript": "^5.2.2",
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"unbuild": "^2.0.0",
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"unenv": "^1.7.4",
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"vitest": "^0.34.3"

‎pdfjs.rollup.config.ts‎

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import { defineConfig } from "rollup";
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import alias from "@rollup/plugin-alias";
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import replace from "@rollup/plugin-replace";
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// eslint-disable-next-line import/no-named-as-default
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import nodeResolve from "@rollup/plugin-node-resolve";
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import { nodeResolve } from "@rollup/plugin-node-resolve";
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import commonjs from "@rollup/plugin-commonjs";
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import inject from "@rollup/plugin-inject";
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import terser from "@rollup/plugin-terser";
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import * as unenv from "unenv";
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import { resolveAliases } from "./src/_pdfjs/rollup/utils";
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import { pdfjsTypes } from "./src/_pdfjs/rollup/plugins";
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import { resolveAliases } from "./src/pdfjs-serverless/rollup/utils";
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import { pdfjsTypes } from "./src/pdfjs-serverless/rollup/plugins";
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const env = unenv.env(unenv.nodeless);
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export default defineConfig({
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input: "src/_pdfjs/index.mjs",
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input: "src/pdfjs-serverless/index.mjs",
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output: {
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file: "dist/pdfjs.mjs",
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format: "esm",
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exports: "named",
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// exports: "named",
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intro: "",
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outro: "",
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inlineDynamicImports: true,
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"const isNodeJS = typeof":
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'const isNodeJS = typeof document === "undefined" // typeof',
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// Force inlining the PDF.js worker
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'_util.isNodeJS && typeof require === "function"': "true",
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'GlobalWorkerOptions.workerSrc = ""':
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'GlobalWorkerOptions.workerSrc = require("pdfjs-dist/build/pdf.worker.js")',
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'eval("require")(this.workerSrc)':
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'require("pdfjs-dist/build/pdf.worker.js")',
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"await import(/* webpackIgnore: true */ this.workerSrc)":
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"__pdfjsWorker__",
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// Tree-shake client worker initialization logic
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"!PDFWorkerUtil.isWorkerDisabled && !PDFWorker._mainThreadWorkerMessageHandler":
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"!PDFWorkerUtil.isWorkerDisabled && !PDFWorker.#mainThreadWorkerMessageHandler":
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"false",
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},
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}),
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alias({
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entries: resolveAliases({
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canvas: "src/_pdfjs/mock/canvas.mjs",
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canvas: "src/pdfjs-serverless/mock/canvas.mjs",
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"path2d-polyfill": "src/pdfjs-serverless/mock/path2d-polyfill.mjs",
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...env.alias,
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}),
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}),

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