Bump minimist from 1.2.5 to 1.2.6

Bumps [minimist](https://github.com/substack/minimist) from 1.2.5 to 1.2.6.
- [Release notes](https://github.com/substack/minimist/releases)
- [Commits](https://github.com/substack/minimist/compare/1.2.5...1.2.6)

---
updated-dependencies:
- dependency-name: minimist
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

.eslintrc.js

@@ -28,7 +28,6 @@ module.exports = {
   },
   extends: [
     'eslint:recommended',
-    'plugin:@typescript-eslint/eslint-recommended',
     'plugin:@typescript-eslint/recommended',
     'plugin:@typescript-eslint/recommended-requiring-type-checking',
     'standard-with-typescript',
@@ -37,52 +36,63 @@ module.exports = {
   ],
   rules: {
     'comma-dangle': ['error', 'always-multiline'],
-    // Disable in favour of TypeScript rule.
-    'func-call-spacing': 'off',
     'linebreak-style': ['error', 'unix'],
-    'lines-between-class-members': 'off',
-    // Disable in favour of TypeScript rule.
-    'no-extra-semi': 'off',
+    // Changed from error to warn and enabled ignoreEOLComments.
     'no-multi-spaces': ['warn', {
       ignoreEOLComments: true,
     }],
+    // Changed from error to warn and adjusted options.
     'no-multiple-empty-lines': ['warn', {
       max: 2,
       maxEOF: 1,
       maxBOF: 1,
     }],
     'no-template-curly-in-string': 'off',
+    // Changed from 'after' to 'before'.
     'operator-linebreak': ['error', 'before'],
+    // Changed from error and all 'never' to warn and switches 'never'.
     'padded-blocks': ['warn', {
       switches: 'never',
     }],
+    // Changed from 'as-needed' to 'consistent-as-needed'.
     'quote-props': ['error', 'consistent-as-needed'],
-    // Disable in favour of TypeScript rule.
-    'semi': 'off',
 
     // Import
+
+    // Some packages have wrong type declarations.
     'import/default': 'off',
     'import/newline-after-import': 'warn',
-    'import/no-absolute-path': 'error',
     // This rule disallows using both wildcard and selective imports from the same module.
     'import/no-duplicates': 'off',
-    // Some packages has it wrong in type declarations (e.g. katex, marked).
+    // Some packages have it wrong in type declarations (e.g. katex, marked).
     'import/no-named-as-default-member': 'off',
-    'import/order': ['warn', {
-      'groups': [['builtin', 'external']],
-      'newlines-between': 'always-and-inside-groups',
-    }],
 
     // TypeScript
+
+    // Changed options.
+    '@typescript-eslint/ban-types': ['error', {
+      // Allow to use {} and object - they are actually useful.
+      types: {
+        '{}': false,
+        'object': false,
+      },
+      extendDefaults: true,
+    }],
+    '@typescript-eslint/class-literal-property-style': ['error', 'fields'],
+    // Changed from error to off.
     '@typescript-eslint/consistent-type-definitions': 'off',
+    // Changed from error to off.
     '@typescript-eslint/explicit-function-return-type': 'off',
-    '@typescript-eslint/explicit-member-accessibility': ['warn', {
+    '@typescript-eslint/explicit-member-accessibility': ['error', {
       accessibility: 'no-public',
       overrides: {
         parameterProperties: 'off',
       },
     }],
-    '@typescript-eslint/func-call-spacing': ['error', 'never'],
+    // Changed from warn to error and adjusted options.
+    '@typescript-eslint/explicit-module-boundary-types': ['error', {
+      allowArgumentsExplicitlyTypedAsAny: true,
+    }],
     '@typescript-eslint/indent': ['error', 2, {
       SwitchCase: 1,
       VariableDeclarator: 1,
@@ -101,34 +111,55 @@ module.exports = {
       flatTernaryExpressions: true,
       ignoreComments: false,
     }],
+    // Changed from error to warn.
+    '@typescript-eslint/lines-between-class-members': 'warn',
+    // Changed delimiter for type literals from none to comma.
+    // The reason is just aesthetic symmetry with object literals.
     '@typescript-eslint/member-delimiter-style': ['error', {
       multiline: { delimiter: 'comma', requireLast: true },
       singleline: { delimiter: 'comma', requireLast: false },
+      overrides: {
+        interface: {
+          multiline: { delimiter: 'none' },
+        },
+      },
     }],
+    '@typescript-eslint/member-ordering': 'warn',
+    // Changed from warn to off.
     '@typescript-eslint/no-explicit-any': 'off',
+    // Changed from error to warn.
+    '@typescript-eslint/no-extra-semi': 'warn',
+    // It disallows using void even in valid cases.
+    '@typescript-eslint/no-invalid-void-type': 'off',
+    // Changed from error to warn.
     '@typescript-eslint/no-namespace': 'warn',
+    // Changed from error to warn.
     '@typescript-eslint/no-non-null-assertion': 'warn',
     '@typescript-eslint/no-require-imports': 'error',
+    // Changed from error to warn.
+    '@typescript-eslint/no-unsafe-assignment': 'warn',
+    // Changed from error to warn.
+    '@typescript-eslint/no-unsafe-member-access': 'warn',
     // Disabled in favour of the next rule.
     '@typescript-eslint/no-unused-vars': 'off',
     '@typescript-eslint/no-unused-vars-experimental': 'error',
+    // Changed options.
     '@typescript-eslint/no-use-before-define': ['error', {
-      classes: true,
       functions: false,
       typedefs: false,
-      variables: true,
     }],
     '@typescript-eslint/prefer-for-of': 'warn',
+    // Changed from error to warn.
     '@typescript-eslint/prefer-includes': 'warn',
+    // Changed from error to warn.
     '@typescript-eslint/prefer-regexp-exec': 'warn',
     '@typescript-eslint/prefer-string-starts-ends-with': 'warn',
-    '@typescript-eslint/promise-function-async': ['error', {
-      allowAny: true,
-    }],
     // It has too many false positives.
     '@typescript-eslint/restrict-template-expressions': 'off',
-    '@typescript-eslint/semi': ['error', 'never'],
+    // Changed from error to off.
     '@typescript-eslint/strict-boolean-expressions': 'off',
+    '@typescript-eslint/switch-exhaustiveness-check': 'error',
+    // Changed from error to warn and adjusted options.
     '@typescript-eslint/unbound-method': ['warn', {
       ignoreStatic: true,
     }],
@@ -144,9 +175,9 @@ module.exports = {
           objects: 'always-multiline',
           imports: 'always-multiline',
           exports: 'always-multiline',
+          // Changed to not require comma in a multiline expect().
           functions: 'only-multiline',
         }],
-        'comma-spacing': 'off',
         'object-curly-spacing': 'off',
         'no-multi-spaces': 'off',
         'standard/array-bracket-even-spacing': 'off',
@@ -154,6 +185,10 @@ module.exports = {
         'space-in-parens': 'off',
         // jest.mock() must be above imports.
         'import/first': 'off',
+        '@typescript-eslint/comma-spacing': 'off',
+        // False positive on expect() functions.
+        '@typescript-eslint/no-unsafe-call': 'off',
+        '@typescript-eslint/no-unsafe-return': 'warn',
       },
     },
   ],

.github/FUNDING.yml

@@ -0,0 +1,3 @@
+# These are supported funding model platforms
+
+github: jirutka

.github/workflows/ci.yml

@@ -0,0 +1,68 @@
+name: CI
+on:
+  - push
+  - pull_request
+
+jobs:
+  test:
+    name: Test on Node.js ${{ matrix.node-version }}
+    runs-on: ubuntu-20.04
+    strategy:
+      matrix:
+        node-version: [10, 12, 13, 14]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0  # fetch all history to make `git describe` work
+
+      - name: Setup Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v2
+        with:
+          node-version: ${{ matrix.node-version }}
+
+      - run: yarn install
+      - run: yarn build
+      - run: yarn bundle
+      - run: yarn test
+      - run: yarn lint
+
+  publish:
+    name: Publish to npmjs and GitHub Releases
+    needs: [test]
+    if: startsWith(github.ref, 'refs/tags/v')
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0  # fetch all history to make `git describe` work
+
+      - run: sudo apt-get install asciidoctor pandoc
+
+      - uses: actions/setup-node@v2
+        with:
+          node-version: 14
+          registry-url: https://registry.npmjs.org
+
+      - run: yarn install
+
+      - name: Generate source tarball
+        run: ./scripts/create-src-tarball dist/ipynb2html-${GITHUB_REF/refs\/tags\//}-src.tar.gz
+
+      - run: yarn build
+      - run: yarn bundle
+
+      - name: Publish packages to npmjs
+        run: yarn publish-all --non-interactive
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
+
+      - name: Upload tarballs to Releases
+        uses: softprops/action-gh-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          fail_on_unmatched_files: true
+          files: |
+            dist/*.tar.gz
+            packages/ipynb2html-cli/dist/*.tar.gz
+            packages/ipynb2html-cli/dist/*.zip

.travis.yml

@@ -1,56 +0,0 @@
-dist: bionic
-
-language: node_js
-node_js:
-  - '13'
-  - '12'
-  - '10'
-  - lts/*
-  - node
-
-addons:
-  apt:
-    packages:
-      - asciidoctor
-      - pandoc
-
-env:
-  global:
-    - secure: "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"  # NPM_TOKEN=ceed......2bf2
-
-cache: yarn
-
-install:
-  - yarn install
-  - test -z "$TRAVIS_TAG" || ./scripts/create-src-tarball dist/ipynb2html-$TRAVIS_TAG-src.tar.gz
-
-script:
-  - yarn run build
-  - yarn run bundle
-  - yarn run test
-  - yarn run lint
-
-before_deploy:
-  - echo '//registry.npmjs.org/:_authToken=${NPM_TOKEN}' >> "$HOME"/.npmrc
-
-deploy:
-  - provider: script
-    script: yarn publish-all --non-interactive
-    skip_cleanup: true
-    on:
-      repo: jirutka/ipynb2html
-      tags: true
-      node_js: '10'
-  - provider: releases
-    api_key:
-      secure: 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
-    file_glob: true
-    file:
-      - dist/*.tar.gz
-      - packages/ipynb2html-cli/dist/*.tar.gz
-      - packages/ipynb2html-cli/dist/*.zip
-    skip_cleanup: true
-    on:
-      repo: jirutka/ipynb2html
-      tags: true
-      node_js: '10'

README.adoc

@@ -2,15 +2,15 @@
 :npm-name: ipynb2html
 :gh-name: jirutka/{npm-name}
 :gh-branch: master
-:version: 0.2.1
-:ansiup-version: 4.0.4
-:hljs-version: 9.15.10
-:katex-version: 0.11.1
-:marked-version: 0.7.0
+:version: 0.3.0
+:ansiup-version: 5.0.1
+:hljs-version: 10.7.3
+:katex-version: 0.13.11
+:marked-version: 2.0.7
 :vs-marketplace-uri: https://marketplace.visualstudio.com/items?itemName=
 
 ifdef::env-github[]
-image:https://travis-ci.com/{gh-name}.svg?branch={gh-branch}[Build Status, link="https://travis-ci.com/{gh-name}"]
+image:https://github.com/{gh-name}/workflows/CI/badge.svg[CI Status, link=https://github.com/{gh-name}/actions?query=workflow%3A%22CI%22]
 endif::env-github[]
 
 {npm-name} is a converter (renderer) of the https://nbformat.readthedocs.io/en/stable/[Jupyter Notebook Format] 4.0+ to static HTML.

examples/bundle-full.html

@@ -7,11 +7,11 @@
     <link rel="stylesheet" href="../packages/ipynb2html/dist/notebook.min.css">
     <link
       rel="stylesheet"
-      href="https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/katex.min.css"
+      href="https://cdn.jsdelivr.net/npm/katex@0.13.11/dist/katex.min.css"
       crossorigin="anonymous">
     <link
       rel="stylesheet"
-      href="https://cdn.jsdelivr.net/gh/highlightjs/cdn-release@9.15.10/build/styles/default.min.css"
+      href="https://cdn.jsdelivr.net/gh/highlightjs/cdn-release@10.7.3/build/styles/default.min.css"
       crossorigin="anonymous">
     <script defer src="../packages/ipynb2html/dist/ipynb2html-full.js" onload="ipynb2html.autoRender();"></script>
     <style>

examples/bundle.html

@@ -7,16 +7,16 @@
     <link rel="stylesheet" href="../packages/ipynb2html/dist/notebook.min.css">
     <link
       rel="stylesheet"
-      href="https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/katex.min.css"
+      href="https://cdn.jsdelivr.net/npm/katex@0.13.11/dist/katex.min.css"
       crossorigin="anonymous">
     <link
       rel="stylesheet"
-      href="https://cdn.jsdelivr.net/gh/highlightjs/cdn-release@9.15.10/build/styles/default.min.css"
+      href="https://cdn.jsdelivr.net/gh/highlightjs/cdn-release@10.7.3/build/styles/default.min.css"
       crossorigin="anonymous">
-    <script src="https://cdn.jsdelivr.net/npm/marked@0.7.0/marked.min.js" crossorigin="anonymous"></script>
-    <script src="https://cdn.jsdelivr.net/npm/ansi_up@4.0.4/ansi_up.js" crossorigin="anonymous"></script>
-    <script src="https://cdn.jsdelivr.net/gh/highlightjs/cdn-release@9.15.10/build/highlight.min.js" crossorigin="anonymous"></script>
-    <script src="https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/katex.min.js" crossorigin="anonymous"></script>
+    <script src="https://cdn.jsdelivr.net/npm/marked@2.0.7/marked.min.js" crossorigin="anonymous"></script>
+    <script src="https://cdn.jsdelivr.net/npm/ansi_up@5.0.1/ansi_up.js" crossorigin="anonymous"></script>
+    <script src="https://cdn.jsdelivr.net/gh/highlightjs/cdn-release@10.7.3/build/highlight.min.js" crossorigin="anonymous"></script>
+    <script src="https://cdn.jsdelivr.net/npm/katex@0.13.11/dist/katex.min.js" crossorigin="anonymous"></script>
     <script defer src="../packages/ipynb2html/dist/ipynb2html.js" onload="ipynb2html.autoRender();"></script>
     <style>
       html, body {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "ipynb2html-parent",
-  "version": "0.2.1",
+  "version": "0.3.0",
   "private": true,
   "scripts": {
     "build": "ttsc --build",
@@ -17,56 +17,52 @@
     "node": ">=10.13.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.8.7",
-    "@babel/preset-env": "^7.8.7",
-    "@rollup/plugin-commonjs": "^11.0.1",
-    "@rollup/plugin-node-resolve": "^7.0.0",
+    "@babel/core": "^7.10.3",
+    "@babel/preset-env": "^7.10.3",
+    "@rollup/plugin-babel": "^5.0.3",
+    "@rollup/plugin-commonjs": "^13.0.0",
+    "@rollup/plugin-node-resolve": "^8.0.1",
     "@types/dedent": "^0.7.0",
-    "@types/highlight.js": "^9.12.3",
-    "@types/jest": "^24.9.0",
-    "@types/katex": "^0.11.0",
-    "@types/marked": "^0.7.2",
-    "@types/node": "^10.13.0",
-    "@typescript-eslint/eslint-plugin": "^2.17.0",
-    "@typescript-eslint/parser": "^2.17.0",
-    "ansi_up": "^4.0.4",
+    "@types/jest": "^24.9.1",
+    "@types/node": "^10.17.25",
+    "@typescript-eslint/eslint-plugin": "^3.3.0",
+    "@typescript-eslint/parser": "^3.3.0",
     "arrify": "^2.0.1",
     "common-path-prefix": "^3.0.0",
-    "core-js": "^3.6.4",
+    "core-js": "^3.6.5",
     "csso-cli": "^3.0.0",
     "dedent": "^0.7.0",
-    "eslint": "^6.8.0",
-    "eslint-config-standard-with-typescript": "^12.0.1",
+    "eslint": "^7.3.0",
+    "eslint-config-standard-with-typescript": "^18.0.2",
     "eslint-import-resolver-typescript": "^2.0.0",
-    "eslint-plugin-import": "^2.20.0",
-    "eslint-plugin-node": "^11.0.0",
+    "eslint-plugin-import": "^2.21.2",
+    "eslint-plugin-node": "^11.1.0",
     "eslint-plugin-promise": "^4.2.1",
     "eslint-plugin-standard": "^4.0.0",
     "fs-extra": "^8.1.0",
-    "jest": "^25.1.0",
-    "jest-chain": "^1.1.2",
-    "node-html-parser": "^1.2.14",
+    "jest": "^25.5.4",
+    "jest-chain": "^1.1.5",
+    "node-html-parser": "^1.2.19",
     "nodom": "^2.3.0",
     "npm-run-all": "^4.1.5",
-    "patch-package": "^6.2.0",
-    "postinstall-postinstall": "^2.0.0",
-    "rimraf": "^3.0.0",
-    "rollup": "^1.29.1",
+    "patch-package": "^6.2.2",
+    "postinstall-postinstall": "^2.1.0",
+    "rimraf": "^3.0.2",
+    "rollup": "^2.17.1",
     "rollup-plugin-add-git-msg": "^1.1.0",
-    "rollup-plugin-babel": "^4.3.3",
-    "rollup-plugin-executable": "^1.5.2",
-    "rollup-plugin-node-externals": "^2.1.3",
+    "rollup-plugin-executable": "^1.6.0",
+    "rollup-plugin-node-externals": "^2.2.0",
     "rollup-plugin-node-license": "^0.2.0",
-    "rollup-plugin-terser": "^5.2.0",
-    "rollup-plugin-typescript2": "^0.25.3",
-    "tar": "^5.0.5",
-    "ts-jest": "^25.0.0",
-    "ts-node": "^8.6.2",
+    "rollup-plugin-terser": "^6.1.0",
+    "rollup-plugin-typescript2": "^0.27.1",
+    "tar": "^5.0.10",
+    "ts-jest": "^25.5.1",
+    "ts-node": "^8.10.2",
     "ts-transformer-export-default-name": "^0.1.0",
     "ts-transformer-inline-file": "^0.1.1",
     "ttypescript": "^1.5.10",
-    "typescript": "~3.7.5",
-    "wsrun": "^5.2.0",
+    "typescript": "~3.9.5",
+    "wsrun": "^5.2.1",
     "yarn-version-bump": "^0.0.3",
     "yazl": "^2.5.1"
   },

packages/ipynb2html-cli/package.json

@@ -1,6 +1,6 @@
 {
   "name": "ipynb2html-cli",
-  "version": "0.2.1",
+  "version": "0.3.0",
   "description": "CLI tool for converting Jupyter Notebooks to static HTML",
   "author": "Jakub Jirutka <jakub@jirutka.cz>",
   "license": "MIT",
@@ -41,8 +41,8 @@
     "node": ">=10.13.0"
   },
   "dependencies": {
-    "ipynb2html": "0.2.1",
-    "minimist": "^1.2.5",
+    "ipynb2html": "0.3.0",
+    "minimist": "^1.2.6",
     "minimist-options": "^4.0.2",
     "nodom": "^2.3.0",
     "source-map-support": "^0.5.16"

packages/ipynb2html-cli/rollup.config.js

@@ -26,9 +26,6 @@ export default {
           incremental: true,
         },
       },
-      // This is needed for node-license plugin. :(
-      // https://github.com/ezolenko/rollup-plugin-typescript2#plugins-using-asyncawait
-      objectHashIgnoreUnknownHack: true,
       clean: true,
     }),
     // Make node builtins external.

packages/ipynb2html-cli/src/cli.ts

@@ -3,14 +3,17 @@ import minimist from 'minimist'
 import minimistOptions from 'minimist-options'
 import { Document } from 'nodom'
 import { exit } from 'process'
-import { $INLINE_JSON } from 'ts-transformer-inline-file'
+import { $INLINE_FILE, $INLINE_JSON } from 'ts-transformer-inline-file'
 
 import * as ipynb2html from 'ipynb2html'
 
 import renderPage from './page'
 
 
+// eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
 const { version, bugs: bugsUrl } = $INLINE_JSON('../package.json')
+const notebookCss = $INLINE_FILE('../../ipynb2html/styles/notebook.css')
+const pageCss = $INLINE_FILE('./page.css')
 const progName = 'ipynb2html'
 
 const helpMsg = `\
@@ -24,13 +27,20 @@ Arguments:
                    provided, the output will be written to STDOUT.
 
 Options:
-  -d --debug       Print debug messages.
-  -h --help        Show this message and exit.
-  -V --version     Print version and exit.
+  -d --debug             Print debug messages.
+
+  -s --style <file,...>  Comma separated stylesheet(s) to embed into the output
+                         HTML. The stylesheet may be a path to a CSS file,
+                         "@base" for the base ipynb2html style, or "@default"
+                         for the default full page style. Default is @default.
+
+  -h --help              Show this message and exit.
+
+  -V --version           Print version and exit.
 
 Exit Codes:
-  1                Generic error code.
-  2                Missing required arguments or invalid option.
+  1                      Generic error code.
+  2                      Missing required arguments or invalid option.
 
 Please report bugs at <${bugsUrl}>.
 `
@@ -39,9 +49,14 @@ function logErr (msg: string): void {
   console.error(`${progName}: ${msg}`)
 }
 
+function arrify <T> (obj: T | T[]): T[] {
+  return Array.isArray(obj) ? obj : [obj]
+}
+
 function parseCliArgs (argv: string[]) {
   const opts = minimist(argv, minimistOptions({
     debug: { alias: 'd', type: 'boolean' },
+    style: { alias: 's', type: 'string', default: '@default' },
     version: { alias: 'V', type: 'boolean' },
     help: { alias: 'h', type: 'boolean' },
     arguments: 'string',
@@ -73,24 +88,35 @@ function parseCliArgs (argv: string[]) {
   const [input, output] = opts._
 
   return {
+    styles: arrify(opts.style).join(',').split(/,\s*/),
     debug: opts.debug as boolean,
     input: input === '-' ? 0 : input,  // 0 = stdin
     output,
   }
 }
 
+function loadStyle (name: string): string {
+  switch (name) {
+    case '@base': return notebookCss
+    case '@default': return pageCss + notebookCss
+    default: return fs.readFileSync(name, 'utf8')
+  }
+}
+
 export default (argv: string[]): void => {
   const opts = parseCliArgs(argv)
 
   try {
+    // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
     const notebook = JSON.parse(fs.readFileSync(opts.input, 'utf-8'))
+    const style = opts.styles.map(loadStyle).join('\n')
 
-    const title = ipynb2html.readNotebookTitle(notebook) ?? 'Notebook'
+    const title = ipynb2html.readNotebookTitle(notebook) || 'Notebook'
 
     const renderNotebook = ipynb2html.createRenderer(new Document())
     const contents = renderNotebook(notebook).outerHTML
 
-    const html = renderPage(contents, title)
+    const html = renderPage({ contents, title, style })
 
     if (opts.output) {
       fs.writeFileSync(opts.output, html)
@@ -101,7 +127,7 @@ export default (argv: string[]): void => {
     if (opts.debug) {
       console.debug(err)
     } else {
-      logErr(err.message)
+      logErr((err as Error).message)
     }
     return exit(1)
   }

packages/ipynb2html-cli/src/page.css

@@ -15,6 +15,9 @@ h1, h2, h3, h4, h5, h6 {
   margin-top: 1.6em;
   position: relative;
 }
+h1 {
+  font-size: 2em;
+}
 
 h1 .anchor,
 h2 .anchor,

packages/ipynb2html-cli/src/page.ts

@@ -1,11 +1,13 @@
 import { version } from 'ipynb2html'
-import { $INLINE_FILE } from 'ts-transformer-inline-file'
-
-const notebookCss = $INLINE_FILE('../../ipynb2html/styles/notebook.css')
-const pageCss = $INLINE_FILE('./page.css')
 
 
-export default (contents: string, title: string): string => `\
+export type Options = {
+  contents: string,
+  title: string,
+  style: string,
+}
+
+export default ({ contents, title, style }: Options): string => `\
 <!DOCTYPE html>
 <html>
   <head>
@@ -14,15 +16,15 @@ export default (contents: string, title: string): string => `\
     <meta name="generator" content="ipynb2html ${version}">
     <title>${title}</title>
     <link rel="stylesheet"
-        href="https://cdn.jsdelivr.net/gh/highlightjs/cdn-release@9.15.10/build/styles/default.min.css"
-        integrity="sha384-ut3ELVx81ErZQaaMTknSmGb0CEGAKoBFTamRcY1ddG4guN0aoga4C+B6B7Kv1Ll1"
+        href="https://cdn.jsdelivr.net/gh/highlightjs/cdn-release@10.7.3/build/styles/default.min.css"
+        integrity="sha384-s4RLYRjGGbVqKOyMGGwfxUTMOO6D7r2eom7hWZQ6BjK2Df4ZyfzLXEkonSm0KLIQ"
         crossorigin="anonymous">
     <link rel="stylesheet"
-        href="https://cdn.jsdelivr.net/npm/katex@0.11.0/dist/katex.min.css"
-        integrity="sha384-BdGj8xC2eZkQaxoQ8nSLefg4AV4/AwB3Fj+8SUSo7pnKP6Eoy18liIKTPn9oBYNG"
+        href="https://cdn.jsdelivr.net/npm/katex@0.13.11/dist/katex.min.css"
+        integrity="sha384-Um5gpz1odJg5Z4HAmzPtgZKdTBHZdw8S29IecapCSB31ligYPhHQZMIlWLYQGVoc"
         crossorigin="anonymous">
     <style>
-${(pageCss + notebookCss).slice(0, -1).replace(/\n\n/g, '\n').replace(/^/gm, '      ')}
+${style.replace(/\n\n/g, '\n').replace(/\n$/, '').replace(/^/gm, '      ')}
     </style>
   </head>
   <body>

packages/ipynb2html-core/package.json

@@ -1,6 +1,6 @@
 {
   "name": "ipynb2html-core",
-  "version": "0.2.1",
+  "version": "0.3.0",
   "description": "Convert Jupyter Notebook to static HTML",
   "author": "Jakub Jirutka <jakub@jirutka.cz>",
   "license": "MIT",

packages/ipynb2html-core/src/elementCreator.ts

@@ -4,8 +4,8 @@ type Attributes = { [k: string]: string }
 // for this module's function.
 export type MinimalElement = {
   innerHTML: string,
-  setAttribute (name: string, value: string): void,
-  appendChild (child: any): any,
+  setAttribute: (name: string, value: string) => void,
+  appendChild: (child: any) => unknown,
 }
 
 export type ElementCreator<TElement = HTMLElement> =

packages/ipynb2html-core/src/internal/utils.ts

@@ -1,22 +1,27 @@
 
-const htmlEntities = {
+const htmlEntities: Record<string, string> = {
   '&': '&amp;',
   '<': '&lt;',
   '>': '&gt;',
 }
 
-type CallableConstructor = new <T> () => T extends { __call__: Function }
+type Callable = (...args: any[]) => any
+
+type CallableConstructor = new <T> () => T extends { __call__: Callable }
   ? T['__call__']
   : 'subclass does not implement method __call__'
 
+/* eslint-disable @typescript-eslint/no-unsafe-assignment,
+                  @typescript-eslint/no-unsafe-member-access,
+                  @typescript-eslint/ban-types */
 export const CallableInstance: CallableConstructor = function Callable (
   this: object,
-): Function {
+): Callable {
 
-  const func = this.constructor.prototype.__call__ as Function
+  const func = this.constructor.prototype.__call__ as Callable
 
   const cls = function (...args: any[]) {
-    return func.apply(cls, args)
+    return func.apply(cls, args) as unknown
   }
   Object.setPrototypeOf(cls, this.constructor.prototype)
 
@@ -33,13 +38,16 @@ export const CallableInstance: CallableConstructor = function Callable (
   return cls
 } as any
 CallableInstance.prototype = Object.create(Function.prototype)
+/* eslint-enable @typescript-eslint/no-unsafe-assignment,
+                 @typescript-eslint/no-unsafe-member-access,
+                 @typescript-eslint/ban-types */
 
 /**
  * Escapes characters with special meaning in HTML with the corresponding
  * HTML entities.
  */
 export function escapeHTML (str: string): string {
-  return str.replace(/[&<>]/g, c => (htmlEntities as any)[c])
+  return str.replace(/[&<>]/g, c => htmlEntities[c])
 }
 
 /**

packages/ipynb2html-core/src/nbformat.ts

@@ -1,78 +1,79 @@
 // These types are based on https://github.com/jupyter/nbformat/blob/b6b5a18e5a40d37f1cc0f71f65108288bdec9bb7/nbformat/v4/nbformat.v4.schema.json.
 // This file was originally generated using json-schema-to-typescript 7.0.0 and
 // then manually polished.
+/* eslint-disable @typescript-eslint/member-ordering */
 
 /** Jupyter Notebook v4.3. */
 export interface Notebook {
 
   /** Notebook root-level metadata. */
-  metadata: NotebookMetadata,
+  metadata: NotebookMetadata
 
   /** Notebook format (minor number). Incremented for backward compatible changes to the notebook format. */
-  nbformat_minor: number,
+  nbformat_minor: number
 
   /** Notebook format (major number). Incremented between backwards incompatible changes to the notebook format. */
-  nbformat: 4,
+  nbformat: 4
 
   /** Array of cells of the current notebook. */
-  cells: Cell[],
+  cells: Cell[]
 }
 
 /** Notebook root-level metadata. */
 export interface NotebookMetadata {
 
   /** Kernel information. */
-  kernelspec?: KernelSpec,
+  kernelspec?: KernelSpec
 
   /** Kernel information. */
-  language_info?: LanguageInfo,
+  language_info?: LanguageInfo
 
   /** Original notebook format (major number) before converting the notebook between versions. This should never be written to a file. */
-  orig_nbformat?: number,
+  orig_nbformat?: number
 
   /** The title of the notebook document */
-  title?: string,
+  title?: string
 
   /** The author(s) of the notebook document */
-  authors?: any[],
+  authors?: any[]
 
   /** Extra properties. */
-  [key: string]: any,
+  [key: string]: any
 }
 
 /** Kernel information. */
 export interface KernelSpec {
 
   /** Name of the kernel specification. */
-  name: string,
+  name: string
 
   /** Name to display in UI. */
-  display_name: string,
+  display_name: string
 
   /** Extra properties. */
-  [key: string]: any,
+  [key: string]: any
 }
 
 /** Kernel information. */
 export interface LanguageInfo {
 
   /** The programming language which this kernel runs. */
-  name: string,
+  name: string
 
   /** The codemirror mode to use for code in this language. */
-  codemirror_mode?: string | { [k: string]: any },
+  codemirror_mode?: string | { [k: string]: any }
 
   /** The file extension for files in this language. */
-  file_extension?: string,
+  file_extension?: string
 
   /** The mimetype corresponding to files in this language. */
-  mimetype?: string,
+  mimetype?: string
 
   /** The pygments lexer to use for code in this language. */
-  pygments_lexer?: string,
+  pygments_lexer?: string
 
   /** Extra properties. */
-  [key: string]: any,
+  [key: string]: any
 }
 
 
@@ -89,46 +90,46 @@ export enum CellType {
 interface BaseCell {
 
   /** String identifying the type of cell. */
-  cell_type: CellType,
+  cell_type: CellType
 
   /** Cell-level metadata. */
-  metadata: CellMetadata,
+  metadata: CellMetadata
 
   /** Contents of the cell, represented as an array of lines. */
-  source: MultilineString,
+  source: MultilineString
 }
 
 /** Notebook raw nbconvert cell. */
 export interface RawCell extends BaseCell {
 
   /** String identifying the type of cell. */
-  cell_type: CellType.Raw,
+  cell_type: CellType.Raw
 
   /** Cell-level metadata. */
   metadata: CellMetadata & {
     /** Raw cell metadata format for nbconvert. */
     format?: string,
-  },
+  }
 
   /** Media attachments (e.g. inline images), stored as mimebundle keyed by filename. */
-  attachments?: MediaAttachments,
+  attachments?: MediaAttachments
 }
 
 /** Notebook markdown cell. */
 export interface MarkdownCell extends BaseCell {
 
   /** String identifying the type of cell. */
-  cell_type: CellType.Markdown,
+  cell_type: CellType.Markdown
 
   /** Media attachments (e.g. inline images), stored as mimebundle keyed by filename. */
-  attachments?: MediaAttachments,
+  attachments?: MediaAttachments
 }
 
 /** Notebook code cell. */
 export interface CodeCell extends BaseCell {
 
   /** String identifying the type of cell. */
-  cell_type: CellType.Code,
+  cell_type: CellType.Code
 
   /** Cell-level metadata. */
   metadata: CellMetadata & {
@@ -138,38 +139,38 @@ export interface CodeCell extends BaseCell {
 
     /** Whether the cell's output is scrolled, unscrolled, or autoscrolled. */
     scrolled?: true | false | 'auto',
-  },
+  }
 
   /** Execution, display, or stream outputs. */
-  outputs: Output[],
+  outputs: Output[]
 
   /** The code cell's prompt number. Will be null if the cell has not been run. */
-  execution_count: number | null,
+  execution_count: number | null
 }
 
 export interface CellMetadata {
 
   /** Official Jupyter Metadata for Raw Cells */
-  jupyter?: { [k: string]: any },
+  jupyter?: { [k: string]: any }
 
   /**
    * The cell's name. If present, must be a non-empty string. Cell names are expected to be unique
    * across all the cells in a given notebook. This criterion cannot be checked by the json schema
    * and must be established by an additional check.
    */
-  name?: string,
+  name?: string
 
   /** The cell's tags. Tags must be unique, and must not contain commas. */
-  tags?: string[],
+  tags?: string[]
 
   /** Extra properties. */
-  [key: string]: any,
+  [key: string]: any
 }
 
 export interface MediaAttachments {
 
   /** The attachment's data stored as a mimebundle. */
-  [filename: string]: MimeBundle,
+  [filename: string]: MimeBundle
 }
 
 
@@ -188,62 +189,62 @@ export enum OutputType {
 export interface ExecuteResult {
 
   /** Type of cell output. */
-  output_type: OutputType.ExecuteResult,
+  output_type: OutputType.ExecuteResult
 
   /** A result's prompt number. */
-  execution_count: number | null,
+  execution_count: number | null
 
   /** A mime-type keyed dictionary of data */
-  data: MimeBundle,
+  data: MimeBundle
 
   /** Cell output metadata. */
   metadata: {
     [k: string]: any,
-  },
+  }
 }
 
 /** Data displayed as a result of code cell execution. */
 export interface DisplayData {
 
   /** Type of cell output. */
-  output_type: OutputType.DisplayData,
+  output_type: OutputType.DisplayData
 
   /** A mime-type keyed dictionary of data */
-  data: MimeBundle,
+  data: MimeBundle
 
   /** Cell output metadata. */
   metadata: {
     [k: string]: any,
-  },
+  }
 }
 
 /** Stream output from a code cell. */
 export interface StreamOutput {
 
   /** Type of cell output. */
-  output_type: OutputType.Stream,
+  output_type: OutputType.Stream
 
   /** The name of the stream (stdout, stderr). */
-  name: string,
+  name: string
 
   /** The stream's text output, represented as an array of strings. */
-  text: MultilineString,
+  text: MultilineString
 }
 
 /** Output of an error that occurred during code cell execution. */
 export interface ErrorOutput {
 
   /** Type of cell output. */
-  output_type: OutputType.Error,
+  output_type: OutputType.Error
 
   /** The name of the error. */
-  ename: string,
+  ename: string
 
   /** The value, or message, of the error. */
-  evalue: string,
+  evalue: string
 
   /** The error's traceback, represented as an array of strings. */
-  traceback: string[],
+  traceback: string[]
 }
 
 
@@ -252,7 +253,7 @@ export interface ErrorOutput {
 export interface MimeBundle {
 
   /** mimetype output (e.g. text/plain), represented as either an array of strings or a string. */
-  [mediaType: string]: MultilineString,
+  [mediaType: string]: MultilineString
 }
 
 export type MultilineString = string | string[]

packages/ipynb2html-core/src/renderer.ts

@@ -147,6 +147,7 @@ class NbRenderer <TElement> extends CallableInstance<NbRenderer<TElement>> {
   __call__ (notebook: Notebook): TElement {
     return this.render(notebook)
   }
+
   /**
    * Renders the given Jupyter *notebook*.
    */
@@ -165,11 +166,11 @@ class NbRenderer <TElement> extends CallableInstance<NbRenderer<TElement>> {
   }
 
   renderMarkdownCell (cell: MarkdownCell, _notebook: Notebook): TElement {
-    return this.el('div', ['cell', 'markdown-cell'], this.renderMarkdown(joinText(cell.source)))
+    return this.el('section', ['cell', 'markdown-cell'], this.renderMarkdown(joinText(cell.source)))
   }
 
   renderRawCell (cell: RawCell, _notebook: Notebook): TElement {
-    return this.el('div', ['cell', 'raw-cell'], joinText(cell.source))
+    return this.el('section', ['cell', 'raw-cell'], joinText(cell.source))
   }
 
   renderCodeCell (cell: CodeCell, notebook: Notebook): TElement {
@@ -180,7 +181,7 @@ class NbRenderer <TElement> extends CallableInstance<NbRenderer<TElement>> {
     const outputs = coalesceStreams(cell.outputs ?? [])
       .map(output => this.renderOutput(output, cell))
 
-    return this.el('div', ['cell', 'code-cell'], [source, ...outputs])
+    return this.el('section', ['cell', 'code-cell'], [source, ...outputs])
   }
 
   renderSource (cell: CodeCell, notebook: Notebook): TElement {

packages/ipynb2html-core/src/version.ts

@@ -1,5 +1,6 @@
 import { $INLINE_JSON } from 'ts-transformer-inline-file'
 
+// eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
 const { version } = $INLINE_JSON('../package.json')
 
 export default version as string

packages/ipynb2html-core/test/renderer.test.tsx

@@ -102,11 +102,11 @@ describe('built renderer', () => {
     eachMultilineVariant(fixtures.MarkdownCell, 'source', (cell) => {
       const source = join(cell.source)
 
-      it('returns div.cell.markdown-cell with the $source converted using markdownRenderer() as content', () => {
+      it('returns section.cell.markdown-cell with the $source converted using markdownRenderer() as content', () => {
         expect( renderer.renderMarkdownCell(cell, notebook) ).toHtmlEqual(
-          <div class="cell markdown-cell">
+          <section class="cell markdown-cell">
             {{__html: mockLastResult(markdownRenderer) }}
-          </div>
+          </section>
         )
         expect( markdownRenderer ).toBeCalledWith(source)
       })
@@ -117,11 +117,11 @@ describe('built renderer', () => {
   describe('.renderRawCell', () => {
     eachMultilineVariant(fixtures.RawCell, 'source', (cell) => {
 
-      it('returns div.cell.raw-cell with the $source as content', () => {
+      it('returns section.cell.raw-cell with the $source as content', () => {
         expect( renderer.renderRawCell(cell, notebook) ).toHtmlEqual(
-          <div class="cell raw-cell">
+          <section class="cell raw-cell">
             {{__html: join(cell.source) }}
-          </div>
+          </section>
         )
       })
     })
@@ -139,9 +139,9 @@ describe('built renderer', () => {
       result = renderer.renderCodeCell(cell, notebook)
     })
 
-    it('returns div.cell.code-cell', () => {
+    it('returns section.cell.code-cell', () => {
       expect( result ).toMatchElement(
-        <div class="cell code-cell"><Anything /></div>
+        <section class="cell code-cell"><Anything /></section>
       )
     })
 
@@ -149,7 +149,7 @@ describe('built renderer', () => {
 
       it('returns element with $source rendered using .renderSource() as children[0]', () => {
         expect( renderer.renderSource ).toBeCalledWith(cell, notebook)
-        expect( result.children[0] ).toHtmlEqual(mockLastResult(renderer.renderSource))
+        expect( result.children[0] ).toHtmlEqual(mockLastResult(renderer.renderSource)!)
       })
     })
 
@@ -291,7 +291,7 @@ describe('built renderer', () => {
 
       it(`returns element with the output rendered using .${funcName}() as the only child`, () => {
         expect( renderer[funcName] ).toBeCalledWith(output)
-        expect( result.children ).toHtmlEqual([mockLastResult(renderer[funcName])])
+        expect( result.children ).toHtmlEqual([mockLastResult(renderer[funcName])!])
       })
 
       describe('when the cell has non-null execution_count', () => {
@@ -437,7 +437,7 @@ describe('built renderer', () => {
 
         it('renders the data using the associated external renderer', () => {
           expect( renderer.renderDisplayData(output) ).toHtmlEqual(
-            mockLastResult(dataRenderers['text/custom'])
+            mockLastResult(dataRenderers['text/custom'])!
           )
           expect( dataRenderers['text/custom'] ).toBeCalledWith(join(data))
         })
@@ -468,7 +468,7 @@ describe('built renderer', () => {
         const output = displayDataWith(mimeBundle)
 
         expect( renderer.renderDisplayData(output) ).toHtmlEqual(
-          mockLastResult(dataRenderers['text/custom'])
+          mockLastResult(dataRenderers['text/custom'])!
         )
       })
     })

packages/ipynb2html/package.json

@@ -1,6 +1,6 @@
 {
   "name": "ipynb2html",
-  "version": "0.2.1",
+  "version": "0.3.0",
   "description": "Convert Jupyter Notebook to static HTML",
   "author": "Jakub Jirutka <jakub@jirutka.cz>",
   "license": "MIT",
@@ -44,10 +44,15 @@
   },
   "dependencies": {
     "anser": "^1.4.9",
-    "highlight.js": "^9.18.1",
-    "ipynb2html-core": "0.2.1",
-    "katex": "^0.11.1",
-    "marked": "^0.8.2"
+    "highlight.js": "^10.7.3",
+    "ipynb2html-core": "0.3.0",
+    "katex": "^0.13.11",
+    "marked": "^2.0.7"
+  },
+  "devDependencies": {
+    "@types/katex": "^0.11.0",
+    "@types/marked": "^2.0.3",
+    "ansi_up": "^5.0.1"
   },
   "peerDependencies": {
     "nodom": "^2.3.0"

packages/ipynb2html/rollup.config.js

@@ -1,5 +1,5 @@
 import addGitMsg from 'rollup-plugin-add-git-msg'
-import babel from 'rollup-plugin-babel'
+import babel from '@rollup/plugin-babel'
 import commonjs from '@rollup/plugin-commonjs'
 import license from 'rollup-plugin-node-license'
 import resolve from '@rollup/plugin-node-resolve'
@@ -33,9 +33,6 @@ const plugins = [
         incremental: true,
       },
     },
-    // This is needed for node-license plugin. :(
-    // https://github.com/ezolenko/rollup-plugin-typescript2#plugins-using-asyncawait
-    objectHashIgnoreUnknownHack: true,
     clean: true,
   }),
   // Resolve node modules.
@@ -48,6 +45,7 @@ const plugins = [
   // Transpile all sources for older browsers and inject needed polyfills.
   babel({
     babelrc: false,
+    babelHelpers: 'bundled',
     // To avoid Babel injecting core-js polyfills into core-js.
     exclude: [/node_modules\/core-js\//],
     extensions,
@@ -72,22 +70,23 @@ const plugins = [
   }),
   // Generate table of the bundled packages at top of the file.
   license({ format: 'table' }),
-  // Minify JS.
-  terser({
-    ecma: 5,
-    include: [/^.+\.min\.js$/],
-    output: {
-      // Preserve comment injected by addGitMsg and license.
-      comments: RegExp(`(?:\\$\\{${pkg.name}\\}|Bundled npm packages)`),
-    },
-  }),
 ]
 
-const output = (filename, extra = {}) => ['.js', '.min.js'].map(ext => ({
+const output = (filename, extra = {}) => [false, true].map(minify => ({
   name: pkg.name,
-  file: `${filename}${ext}`,
+  file: `${filename}${minify ? '.min.js' : '.js'}`,
   format: 'umd',
   sourcemap: true,
+  plugins: [
+    // Minify JS when building .min.js file.
+    minify && terser({
+      ecma: 5,
+      output: {
+        // Preserve comment injected by addGitMsg and license.
+        comments: RegExp(`(?:\\$\\{${pkg.name}\\}|Bundled npm packages)`),
+      },
+    }),
+  ].filter(Boolean),
   ...extra,
 }))
 

packages/ipynb2html/src/browser.ts

@@ -39,6 +39,7 @@ export function autoRender (opts: NbRendererOpts = {}): void {
 
   document.querySelectorAll(selector).forEach(script => {
     if (script.textContent && script.parentElement) {
+      // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
       const notebook = JSON.parse(unescapeHTML(script.textContent))
       const nbElement = render(notebook)
       script.parentElement.replaceChild(nbElement, script)

packages/ipynb2html/src/global.d.ts

@@ -2,6 +2,5 @@
 // via global variable. It's an alternative to Anser that doesn't provide
 // bundle for browsers.
 declare class AnsiUp {
-  // eslint-disable-next-line @typescript-eslint/camelcase
   ansi_to_html (input: string): string
 }

packages/ipynb2html/src/index.ts

@@ -42,7 +42,7 @@ export type NbRendererOpts<TElement = HTMLElement> = BaseOptions<TElement> & {
  * for this module's function.
  */
 type MinimalDocument<TElement extends MinimalElement> = {
-  createElement (tag: string): TElement,
+  createElement: (tag: string) => TElement,
 }
 
 const defaultKatexOpts: KatexOptions = {
@@ -57,7 +57,7 @@ const defaultMarkedOpts: MarkedOptions = {
 
 function hljsCodeHighlighter (code: string, lang: string): string {
   return hljs.getLanguage(lang)
-    ? hljs.highlight(lang, code).value
+    ? hljs.highlight(code, { language: lang }).value
     : code
 }
 

packages/ipynb2html/src/markdownRenderer.ts

@@ -5,10 +5,12 @@ import marked, { Slugger } from 'marked'
 import { mathExtractor } from 'ipynb2html-core'
 
 
+export type MarkdownRenderer = (markdown: string) => string
+
 export interface MarkedOptions extends marked.MarkedOptions {
   /** Generate heading anchors (this implies headingIds). */
-  headerAnchors?: boolean,
-  headerIdsStripAccents?: boolean,
+  headerAnchors?: boolean
+  headerIdsStripAccents?: boolean
 }
 
 // Removes accents from the given string.
@@ -48,7 +50,7 @@ class Renderer extends marked.Renderer {
 
 function highlight (code: string, lang: string): string {
   return hljs.getLanguage(lang)
-    ? hljs.highlight(lang, code, true).value
+    ? hljs.highlight(code, { language: lang, ignoreIllegals: true }).value
     : code
 }
 
@@ -71,7 +73,7 @@ const rendererWithMath = (markedOpts: MarkedOptions, katexOpts: KatexOptions) =>
  * @param {MarkedOptions} markedOpts Options for the marked Markdown renderer.
  * @param {KatexOptions} katexOpts Options for the KaTeX math renderer.
  */
-export default (markedOpts: MarkedOptions = {}, katexOpts: KatexOptions = {}) => {
+export default (markedOpts: MarkedOptions = {}, katexOpts: KatexOptions = {}): MarkdownRenderer => {
 
   markedOpts = { renderer: new Renderer(markedOpts), ...markedOpts }
   if (hljs) {  // highlight.js may be an optional dependency (in browser bundle)

packages/ipynb2html/src/readNotebookTitle.ts

@@ -7,12 +7,14 @@ class EmptyRenderer extends marked.Renderer {}
 
 // Override all the EmptyRenderer's methods inherited from marked.Renderer to
 // always return an empty string.
-const RendererProto: any = marked.Renderer.prototype
+/* eslint-disable @typescript-eslint/no-unsafe-member-access */
+const RendererProto = marked.Renderer.prototype
 for (const prop of Object.getOwnPropertyNames(RendererProto)) {
-  if (prop !== 'constructor' && typeof RendererProto[prop] === 'function') {
-    ;(EmptyRenderer.prototype as any)[prop] = () => ''
+  if (prop !== 'constructor' && typeof (RendererProto as any)[prop] === 'function') {
+    (EmptyRenderer.prototype as any)[prop] = () => ''
   }
 }
+/* eslint-enable @typescript-eslint/no-unsafe-member-access */
 
 class MainTitleRenderer extends EmptyRenderer {
   _titleFound = false

packages/ipynb2html/src/version.ts

@@ -1,5 +1,6 @@
 import { $INLINE_JSON } from 'ts-transformer-inline-file'
 
+// eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
 const { version } = $INLINE_JSON('../package.json')
 
 export default version as string

packages/ipynb2html/test/markdownRenderer.test.tsx

@@ -133,10 +133,12 @@ describe('image', () => {
 describe('code', () => {
 
   it('highlights fenced code block', () => {
-    expect( render('```js\nconsole.log("Hello, world!")\n```') ).toHtmlEqual(
+    // Note: We use `backticks` in this example to avoid problem that JSX
+    // implicitly decodes HTML entities, but node-html-parser does not.
+    expect( render('```js\nconsole.log(`Hello, world!`)\n```') ).toHtmlEqual(
       <pre>
         <code class="language-js">
-          <span class="hljs-built_in">console</span>.log(<span class="hljs-string">"Hello, world!"</span>)
+          <span class="hljs-built_in">console</span>.log(<span class="hljs-string">`Hello, world!`</span>)
         </code>
       </pre>
     )
@@ -145,5 +147,6 @@ describe('code', () => {
 
 
 function render (text: string) {
-  return parseHtml(markdownRenderer(markedOpts, katexOpts)(text), { pre: true }).childNodes[0]
+  const html = markdownRenderer(markedOpts, katexOpts)(text).replace(/\n/, '')
+  return parseHtml(html, { pre: true }).childNodes[0]
 }

patches/@types+marked+0.7.2.patch

@@ -1,38 +0,0 @@
-Remove after https://github.com/DefinitelyTyped/DefinitelyTyped/pull/43732
-is merged and released.
-
-diff --git a/node_modules/@types/marked/index.d.ts b/node_modules/@types/marked/index.d.ts
-index e89b2cf..2dc01dc 100644
---- a/node_modules/@types/marked/index.d.ts
-+++ b/node_modules/@types/marked/index.d.ts
-@@ -129,8 +129,8 @@ declare namespace marked {
-         codespan(code: string): string;
-         br(): string;
-         del(text: string): string;
--        link(href: string, title: string, text: string): string;
--        image(href: string, title: string, text: string): string;
-+        link(href: string | null, title: string | null, text: string): string;
-+        image(href: string | null, title: string | null, text: string): string;
-         text(text: string): string;
-     }
- 
-@@ -140,8 +140,8 @@ declare namespace marked {
-         codespan(text: string): string;
-         del(text: string): string;
-         text(text: string): string;
--        link(href: string, title: string, text: string): string;
--        image(href: string, title: string, text: string): string;
-+        link(href: string | null, title: string | null, text: string): string;
-+        image(href: string | null, title: string | null, text: string): string;
-         br(): string;
-     }
- 
-@@ -182,7 +182,7 @@ declare namespace marked {
- 
-     type TokensList = Token[] & {
-         links: {
--            [key: string]: { href: string; title: string; }
-+            [key: string]: { href: string | null; title: string | null; }
-         }
-     };
- 

patches/node-html-parser+1.2.14.patch

@@ -1,25 +0,0 @@
-Remove after https://github.com/taoqf/node-html-parser/pull/39
-is merged and released.
-
-diff --git a/node_modules/node-html-parser/dist/nodes/html.js b/node_modules/node-html-parser/dist/nodes/html.js
-index a3c33b1..8b4c2b2 100644
---- a/node_modules/node-html-parser/dist/nodes/html.js
-+++ b/node_modules/node-html-parser/dist/nodes/html.js
-@@ -176,15 +176,11 @@ var HTMLElement = /** @class */ (function (_super) {
-     HTMLElement.prototype.toString = function () {
-         var tag = this.tagName;
-         if (tag) {
--            var is_un_closed = /^meta$/i.test(tag);
--            var is_self_closed = /^(img|br|hr|area|base|input|doctype|link)$/i.test(tag);
-+            const is_void = /^(area|base|br|col|embed|hr|img|input|link|meta|param|source|track|wbr)$/i.test(tag);
-             var attrs = this.rawAttrs ? ' ' + this.rawAttrs : '';
--            if (is_un_closed) {
-+            if (is_void) {
-                 return "<" + tag + attrs + ">";
-             }
--            else if (is_self_closed) {
--                return "<" + tag + attrs + " />";
--            }
-             else {
-                 return "<" + tag + attrs + ">" + this.innerHTML + "</" + tag + ">";
-             }

patches/yarn-version-bump+0.0.3.patch

@@ -0,0 +1,15 @@
+TODO: Remove after https://github.com/chrisdarroch/yarn-bump/pull/1 is merged and released.
+
+diff --git a/node_modules/yarn-version-bump/src/workspace.js b/node_modules/yarn-version-bump/src/workspace.js
+index 28b1dd1..0cf2ecb 100644
+--- a/node_modules/yarn-version-bump/src/workspace.js
++++ b/node_modules/yarn-version-bump/src/workspace.js
+@@ -9,7 +9,7 @@ class Workspace {
+ 
+     get workspaceSnapshot() {
+         return runCommand('yarn',
+-            ['workspaces', 'info', '--silent'],
++            ['--silent', 'workspaces', 'info'],
+             { cwd: this.root }
+         )
+         .then(data => JSON.parse(data))

test/support/helpers.ts

@@ -1,5 +1,5 @@
 
-type Callable = (...args: any[]) => any
+type Callable = (...args: any[]) => unknown
 
 export type Mock<F extends Callable> = jest.Mock<ReturnType<F>, Parameters<F>>
 
@@ -13,9 +13,9 @@ export function asMock <F extends Callable> (fn: F): Mock<F> {
 export function mockResults <F extends Callable> (fn: F): Array<ReturnType<F>> {
   return asMock(fn).mock.results
     .filter(x => x.type === 'return')
-    .map(x => x.value)
+    .map(x => x.value as ReturnType<F>)
 }
 
-export function mockLastResult <F extends Callable> (fn: F): ReturnType<F> {
-  return mockResults(fn).pop() as ReturnType<F>
+export function mockLastResult <F extends Callable> (fn: F): ReturnType<F> | undefined {
+  return mockResults(fn).pop()
 }

test/support/jsx.ts

@@ -60,7 +60,8 @@ export function createElement (
     } else if (child instanceof NNode) {
       el.appendChild(child)
     } else if (typeof child === 'object' && '__html' in child) {
-      el.innerHTML = child.__html
+      // eslint-disable-next-line @typescript-eslint/no-unsafe-member-access
+      el.innerHTML = child.__html as string
     } else {
       el.appendChild(document.createTextNode(String(child)))
     }
@@ -68,6 +69,7 @@ export function createElement (
   return el
 }
 
+// eslint-disable-next-line @typescript-eslint/no-unsafe-member-access
 (global as any).JSX = {
   createElement,
 }

test/support/matchers/toHtmlEqual.ts

@@ -7,7 +7,7 @@ declare global {
   // eslint-disable-next-line @typescript-eslint/no-namespace
   namespace jest {
     interface Matchers<R, T> {
-      toHtmlEqual (expected: HTMLElement | string | Array<HTMLElement | string>): R,
+      toHtmlEqual: (expected: HTMLElement | string | Array<HTMLElement | string>) => R
     }
   }
 }

test/support/matchers/toMatchElement.ts

@@ -11,7 +11,7 @@ declare global {
   // eslint-disable-next-line @typescript-eslint/no-namespace
   namespace jest {
     interface Matchers<R, T> {
-      toMatchElement (expected: HTMLElement, opts?: Options): R,
+      toMatchElement: (expected: HTMLElement, opts?: Options) => R
     }
   }
 }
@@ -21,7 +21,7 @@ export const AnythingNode = new class extends Node {
   toString () { return this.render() }
 }()
 
-export const Anything = () => AnythingNode
+export const Anything = (): Node => AnythingNode
 
 function isWritable (obj: any, prop: string): boolean {
   const desc = Object.getOwnPropertyDescriptor(obj, prop)
@@ -35,7 +35,7 @@ function filterWildcardChildren (rec: Node, exp: Node): void {
       && (rec as HTMLElement).innerHTML
   ) {
     if (isWritable(rec, 'innerHTML')) {
-      ;(rec as HTMLElement).innerHTML = ''
+      (rec as HTMLElement).innerHTML = ''
     }
     rec.childNodes.splice(0, rec.childNodes.length, AnythingNode)
     return