build(deps): update dependencies (#2301)

* Bump flow version

* Bump jest version

* Bump eslint version

* Bump rollup version

* Bump webpack version

* Bump misc dependencies and update lockfile

* Update lockfile

* Bump commander version

* Bump misc dependencies

* Bump istanbul version

* Bump docusaurus version

* Update lockfile

* Explicitly declare dependencies

* Bump caniuse-lite version

* Update lockfile

* Bump commander version

* Bump webpack and css-loader version

* Bump flow version

.eslintrc

@@ -1,8 +1,7 @@
 {
     "parser": "babel-eslint",
     "plugins": [
-        "flowtype",
+        "flowtype"
-        "transform-runtime-aliasing"
     ],
     "extends": [
         "eslint:recommended",
@@ -37,6 +36,7 @@
         "no-new": 2,
         "no-new-func": 2,
         "no-new-object": 2,
+        "no-prototype-builtins": 0,
         "no-spaced-func": 2,
         "no-this-before-super": 2,
         "no-throw-literal": 2,
@@ -87,11 +87,7 @@
         "files": ["katex.js", "src/**/*.js", "contrib/**/*.js"],
         "excludedFiles": ["*-spec.js", "unicodeAccents.js", "unicodeSymbols.js"],
         "rules": {
-            "no-restricted-syntax": [2, "ForOfStatement", "ClassDeclaration[superClass]", "ClassExpression[superClass]"],
+            "no-restricted-syntax": [2, "ForOfStatement", "ClassDeclaration[superClass]", "ClassExpression[superClass]"]
-            "transform-runtime-aliasing/no-transform-runtime-aliasing": [2, {
-                "transformEnabled": false,
-                "ignore": ["parseInt", "parseFloat", "JSON.stringify"]
-            }]
         },
         "env": {
             "node": false,

.flowconfig

@@ -1,5 +1,5 @@
 [version]
-0.102.0
+0.130.0
 
 [ignore]
 <PROJECT_ROOT>/dist
@@ -11,20 +11,3 @@
 [lints]
 
 [options]
-# $FlowFixMe
-# This suppression hould be used to suppress an issue that requires additional
-# effort to be resolved. That effort should be recorded in our issue tracking
-# system for follow-up. Usually, this suppression is added by tooling during
-# flow upgrades and should not be used directly by developers. If it is
-# necessary, make sure to raise the corresponding issue and add the issue
-# number to a TODO comment associated with the suppression.
-suppress_comment=\\(.\\|\n\\)*\\$FlowFixMe
-
-# $FlowIgnore
-# Every now and then, flow cannot understand our code the way we can. We just
-# know better and we have to tell flow to trust us. Since this isn't something
-# we expect to "fix", we can annotate them to just have flow ignore them.
-# Using this suppression makes it clear that we know there's an error but it's
-# ok to ignore it. Make sure the suppression has associated commentary to state
-# why it's okay to ignore the flow error.
-suppress_comment=\\(.\\|\n\\)*\\$FlowIgnore

.gitignore

@@ -21,7 +21,6 @@ lib/core/metadata.js
 lib/core/MetadataBlog.js
 website/translated_docs
 website/build/
-website/yarn.lock
 website/node_modules
 website/i18n/*
 website/static/static/katex.*

contrib/auto-render/test/auto-render-spec.js

@@ -1,8 +1,3 @@
-/* global beforeEach: false */
-/* global expect: false */
-/* global it: false */
-/* global describe: false */
-
 import splitAtDelimiters from "../splitAtDelimiters";
 import renderMathInElement from "../auto-render";
 

contrib/render-a11y-string/render-a11y-string.js

@@ -188,7 +188,8 @@ const buildString = (
         a11yStrings.length > 0 &&
         // TODO(kevinb): check that the last item in a11yStrings is a string
         // I think we might be able to drop the nested arrays, which would make
-        // this easier to type - $FlowFixMe
+        // this easier to type
+        // $FlowFixMe
         /^\d+$/.test(a11yStrings[a11yStrings.length - 1])
     ) {
         a11yStrings[a11yStrings.length - 1] += ret;

dockers/screenshotter/screenshotter.js

@@ -11,8 +11,9 @@ const path = require("path");
 const selenium = require("selenium-webdriver");
 const firefox = require("selenium-webdriver/firefox");
 
-const istanbulApi = require('istanbul-api');
 const istanbulLibCoverage = require('istanbul-lib-coverage');
+const istanbulLibReport = require('istanbul-lib-report');
+const istanbulReports = require('istanbul-reports');
 
 const webpack = require('webpack');
 const WebpackDevServer = require("webpack-dev-server");
@@ -529,9 +530,11 @@ function takeScreenshot(key) {
             }
             if (opts.coverage) {
                 collectCoverage().then(function() {
-                    const reporter = istanbulApi.createReporter();
+                    const context = istanbulLibReport.createContext({coverageMap});
-                    reporter.addAll(['json', 'text', 'lcov']);
+                    ['json', 'text', 'lcov'].forEach(fmt => {
-                    reporter.write(coverageMap);
+                        const report = istanbulReports.create(fmt);
+                        report.execute(context);
+                    });
                     done();
                 });
                 return;

package.json

@@ -17,59 +17,62 @@
   ],
   "license": "MIT",
   "devDependencies": {
-    "@babel/core": "^7.3.3",
+    "@babel/core": "^7.10.4",
-    "@babel/plugin-proposal-class-properties": "^7.3.3",
+    "@babel/plugin-proposal-class-properties": "^7.10.4",
-    "@babel/plugin-transform-runtime": "^7.2.0",
+    "@babel/plugin-transform-runtime": "^7.10.4",
-    "@babel/preset-env": "^7.3.1",
+    "@babel/preset-env": "^7.10.4",
-    "@babel/preset-flow": "^7.0.0",
+    "@babel/preset-flow": "^7.10.4",
-    "@babel/register": "^7.0.0",
+    "@babel/register": "^7.10.4",
-    "@babel/runtime": "^7.3.1",
+    "@babel/runtime": "^7.10.4",
-    "babel-eslint": "^10.0.1",
+    "@rollup/plugin-alias": "^3.1.1",
-    "babel-jest": "^24.1.0",
+    "@rollup/plugin-babel": "^5.0.4",
+    "babel-eslint": "^10.1.0",
+    "babel-jest": "^26.1.0",
     "babel-loader": "^8.0.5",
-    "babel-plugin-istanbul": "^5.1.1",
+    "babel-plugin-istanbul": "^6.0.0",
-    "babel-plugin-preval": "^3.0.1",
+    "babel-plugin-preval": "^5.0.0",
     "babel-plugin-version-inline": "^1.0.0",
     "benchmark": "^2.1.4",
-    "browserslist": "^4.7.1",
+    "browserslist": "^4.13.0",
-    "caniuse-lite": "^1.0.30001002",
+    "caniuse-lite": "^1.0.30001102",
     "codecov": "^3.7.1",
-    "css-loader": "^3.0.0",
+    "css-loader": "^4.0.0",
     "cssnano": "^4.1.10",
-    "eslint": "^5.14.1",
+    "eslint": "^7.4.0",
-    "eslint-plugin-flowtype": "^3.4.2",
+    "eslint-plugin-flowtype": "^5.2.0",
-    "eslint-plugin-react": "^7.12.4",
+    "eslint-plugin-react": "^7.20.3",
-    "eslint-plugin-transform-runtime-aliasing": "^2.0.0",
+    "file-loader": "^6.0.0",
-    "file-loader": "^3.0.1",
+    "flow-bin": "^0.130.0",
-    "flow-bin": "^0.102.0",
+    "fs-extra": "^9.0.1",
-    "fs-extra": "^7.0.1",
+    "husky": "^4.2.5",
-    "husky": "^1.3.1",
+    "istanbul-lib-coverage": "^3.0.0",
-    "istanbul-api": "^2.1.1",
+    "istanbul-lib-report": "^3.0.0",
-    "istanbul-lib-coverage": "^2.0.3",
+    "istanbul-reports": "^3.0.2",
-    "jest": "^24.1.0",
+    "jest": "^26.1.0",
-    "jest-serializer-html": "^6.0.0",
+    "jest-diff": "^26.1.0",
+    "jest-matcher-utils": "^26.1.0",
+    "jest-message-util": "^26.1.0",
+    "jest-serializer-html": "^7.0.0",
     "js-yaml": "^3.12.1",
     "json-stable-stringify": "^1.0.1",
     "jspngopt": "^0.2.0",
     "less": "^3.9.0",
-    "less-loader": "^4.1.0",
+    "less-loader": "^6.2.0",
-    "mini-css-extract-plugin": "^0.5.0",
+    "mini-css-extract-plugin": "^0.9.0",
-    "mkdirp": "^0.5.1",
+    "mkdirp": "^1.0.4",
     "pako": "^1.0.8",
     "postcss-loader": "^3.0.0",
-    "prettier": "^1.18.2",
+    "prettier": "^2.0.5",
     "query-string": "^6.2.0",
-    "rimraf": "^2.6.3",
+    "rimraf": "^3.0.2",
-    "rollup": "^1.2.2",
+    "rollup": "^2.21.0",
-    "rollup-plugin-alias": "^1.5.1",
-    "rollup-plugin-babel": "^4.3.2",
     "selenium-webdriver": "^3.6.0",
     "sri-toolbox": "^0.2.0",
-    "style-loader": "^0.23.1",
+    "style-loader": "^1.2.1",
-    "stylelint": "^9.10.1",
+    "stylelint": "^13.6.1",
-    "stylelint-config-standard": "^18.2.0",
+    "stylelint-config-standard": "^20.0.0",
-    "terser-webpack-plugin": "^1.2.2",
+    "terser-webpack-plugin": "^3.0.6",
-    "webpack": "^4.29.5",
+    "webpack": "^4.44.0",
     "webpack-bundle-analyzer": "^3.0.4",
     "webpack-cli": "^3.2.3",
     "webpack-dev-server": "^3.2.0"
@@ -98,7 +101,7 @@
     "dist:zip": "rimraf katex/ katex.tar.gz katex.zip && cp -R dist katex && tar czf katex.tar.gz katex && zip -rq katex.zip katex && rimraf katex/"
   },
   "dependencies": {
-    "commander": "^2.19.0"
+    "commander": "^6.0.0"
   },
   "husky": {
     "hooks": {

rollup.config.js

@@ -1,5 +1,5 @@
-import babel from 'rollup-plugin-babel';
+import babel from '@rollup/plugin-babel';
-import alias from 'rollup-plugin-alias';
+import alias from '@rollup/plugin-alias';
 
 const {targets} = require('./webpack.common');
 
@@ -12,9 +12,11 @@ export default targets.map(({name, entry}) => ({
         format: 'es',
     },
     plugins: [
-        babel({runtimeHelpers: true}),
+        babel({babelHelpers: 'runtime'}),
         alias({
-            katex: '../katex.mjs',
+            entries: [
+                {find: 'katex', replacement: '../katex.mjs'},
+            ],
         }),
     ],
     external: '../katex.mjs',

src/Parser.js

@@ -975,6 +975,7 @@ export default class Parser {
                     text,
                 };
             }
+            // $FlowFixMe
             symbol = s;
         } else if (text.charCodeAt(0) >= 0x80) { // no symbol for e.g. ^
             if (this.settings.strict) {
@@ -1025,10 +1026,12 @@ export default class Parser {
                     label: command,
                     isStretchy: false,
                     isShifty: true,
+                    // $FlowFixMe
                     base: symbol,
                 };
             }
         }
+        // $FlowFixMe
         return symbol;
     }
 }

src/buildMathML.js

@@ -219,6 +219,7 @@ export const buildGroup = function(
         // Call the groupBuilders function
         // $FlowFixMe
         const result: MathDomNode = groupBuilders[group.type](group, options);
+        // $FlowFixMe
         return result;
     } else {
         throw new ParseError(

src/defineEnvironment.js

@@ -108,7 +108,6 @@ export default function defineEnvironment<NODETYPE: NodeType>({
         // TODO: The value type of _environments should be a type union of all
         // possible `EnvSpec<>` possibilities instead of `EnvSpec<*>`, which is
         // an existential type.
-        // $FlowFixMe
         _environments[names[i]] = data;
     }
     if (htmlBuilder) {

src/functions/environment.js

@@ -6,7 +6,6 @@ import environments from "../environments";
 
 // Environment delimiters. HTML/MathML rendering is defined in the corresponding
 // defineEnvironment definitions.
-// $FlowFixMe, "environment" handler returns an environment ParseNode
 defineFunction({
     type: "environment",
     names: ["\\begin", "\\end"],
@@ -14,6 +13,7 @@ defineFunction({
         numArgs: 1,
         argTypes: ["text"],
     },
+    // $FlowFixMe, "environment" handler returns an environment ParseNode
     handler({parser, funcName}, args) {
         const nameGroup = args[0];
         if (nameGroup.type !== "ordgroup") {

src/functions/op.js

@@ -61,7 +61,6 @@ export const htmlBuilder: HtmlBuilderSupSub<"op"> = (grp, options) => {
             // No font glyphs yet, so use a glyph w/o the oval.
             // TODO: When font glyphs are available, delete this code.
             stash = group.name.substr(1);
-            // $FlowFixMe
             group.name = stash === "oiint" ? "\\iint" : "\\iiint";
         }
 
@@ -82,7 +81,6 @@ export const htmlBuilder: HtmlBuilderSupSub<"op"> = (grp, options) => {
                     {type: "elem", elem: oval, shift: large ? 0.08 : 0},
                 ],
             }, options);
-            // $FlowFixMe
             group.name = "\\" + stash;
             base.classes.unshift("mop");
             // $FlowFixMe

src/parseNode.js

@@ -458,6 +458,7 @@ export function assertNodeType<NODETYPE: NodeType>(
             `Expected node of type ${type}, but got ` +
             (node ? `node of type ${node.type}` : String(node)));
     }
+    // $FlowFixMe, >=0.125
     return node;
 }
 

test/__snapshots__/katex-spec.js.snap

@@ -650,14 +650,12 @@ exports[`A parser that does not throw on unsupported commands should build katex
 `;
 
 exports[`A parser that does not throw on unsupported commands should properly escape LaTeX in errors 1`] = `
-
 <span class="katex-error"
       title="ParseError: KaTeX parse error: Expected group after &#x27;^&#x27; at position 2: 2^̲&amp;&quot;&lt;&gt;"
       style="color:#933"
 >
   2^&amp;&quot;&lt;&gt;
 </span>
-
 `;
 
 exports[`An HTML extension builder should not affect spacing 1`] = `
@@ -1093,7 +1091,6 @@ exports[`An includegraphics builder should render with trust setting 1`] = `
 `;
 
 exports[`Extending katex by new fonts and symbols Add new font class to new extended symbols 1`] = `
-
 <span class="katex">
   <span class="katex-mathml">
     <math xmlns="http://www.w3.org/1998/Math/MathML">
@@ -1167,11 +1164,9 @@ exports[`Extending katex by new fonts and symbols Add new font class to new exte
     </span>
   </span>
 </span>
-
 `;
 
 exports[`Newlines via \\\\ and \\newline \\\\ causes newline, even after mrel and mop 1`] = `
-
 <span class="katex">
   <span class="katex-mathml">
     <math xmlns="http://www.w3.org/1998/Math/MathML">
@@ -1271,7 +1266,6 @@ exports[`Newlines via \\\\ and \\newline \\\\ causes newline, even after mrel an
     </span>
   </span>
 </span>
-
 `;
 
 exports[`href and url commands should allow all protocols when trust option is true 1`] = `

test/__snapshots__/mathml-spec.js.snap

@@ -1,7 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
 exports[`A MathML builder \\html@mathml makes clean symbols 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -26,11 +25,9 @@ exports[`A MathML builder \\html@mathml makes clean symbols 1`] = `
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder \\text fonts become mathvariant 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -110,11 +107,9 @@ exports[`A MathML builder \\text fonts become mathvariant 1`] = `
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder accents turn into <mover accent="true"> in MathML 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -167,11 +162,9 @@ exports[`A MathML builder accents turn into <mover accent="true"> in MathML 1`]
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder ligatures render properly 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -193,11 +186,9 @@ exports[`A MathML builder ligatures render properly 1`] = `
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder normal spaces render normally 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -211,11 +202,9 @@ exports[`A MathML builder normal spaces render normally 1`] = `
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should concatenate digits into single <mn> 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -240,11 +229,9 @@ exports[`A MathML builder should concatenate digits into single <mn> 1`] = `
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should generate <mphantom> nodes for \\phantom 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -259,11 +246,9 @@ exports[`A MathML builder should generate <mphantom> nodes for \\phantom 1`] = `
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should generate the right types of nodes 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -294,11 +279,9 @@ exports[`A MathML builder should generate the right types of nodes 1`] = `
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should make prime operators into <mo> nodes 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -319,11 +302,9 @@ exports[`A MathML builder should make prime operators into <mo> nodes 1`] = `
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should output \\limsup_{x \\rightarrow \\infty} correctly in \\textstyle 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -354,11 +335,9 @@ exports[`A MathML builder should output \\limsup_{x \\rightarrow \\infty} correc
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should output \\limsup_{x \\rightarrow \\infty} in displaymode correctly 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML"
       display="block"
 >
@@ -391,11 +370,9 @@ exports[`A MathML builder should output \\limsup_{x \\rightarrow \\infty} in dis
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should render boldsymbol with the correct mathvariants 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -433,11 +410,9 @@ exports[`A MathML builder should render boldsymbol with the correct mathvariants
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should render mathchoice as if there was nothing 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -480,11 +455,9 @@ exports[`A MathML builder should render mathchoice as if there was nothing 1`] =
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should render mathchoice as if there was nothing 2`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -521,11 +494,9 @@ exports[`A MathML builder should render mathchoice as if there was nothing 2`] =
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should render mathchoice as if there was nothing 3`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -543,11 +514,9 @@ exports[`A MathML builder should render mathchoice as if there was nothing 3`] =
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should render mathchoice as if there was nothing 4`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -570,11 +539,9 @@ exports[`A MathML builder should render mathchoice as if there was nothing 4`] =
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should set href attribute for href appropriately 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -587,11 +554,9 @@ exports[`A MathML builder should set href attribute for href appropriately 1`] =
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should use <menclose> for colorbox 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -611,11 +576,9 @@ exports[`A MathML builder should use <menclose> for colorbox 1`] = `
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should use <mpadded> for raisebox 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -634,11 +597,9 @@ exports[`A MathML builder should use <mpadded> for raisebox 1`] = `
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should use <msupsub> for regular operators 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -663,11 +624,9 @@ exports[`A MathML builder should use <msupsub> for regular operators 1`] = `
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder should use <munderover> for large operators 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -692,11 +651,9 @@ exports[`A MathML builder should use <munderover> for large operators 1`] = `
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder special spaces render specially 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML">
   <semantics>
     <mrow>
@@ -763,11 +720,9 @@ exports[`A MathML builder special spaces render specially 1`] = `
     </annotation>
   </semantics>
 </math>
-
 `;
 
 exports[`A MathML builder tags use <mlabeledtr> 1`] = `
-
 <math xmlns="http://www.w3.org/1998/Math/MathML"
       display="block"
 >
@@ -808,5 +763,4 @@ exports[`A MathML builder tags use <mlabeledtr> 1`] = `
     </annotation>
   </semantics>
 </math>
-
 `;

test/dup-spec.js

@@ -1,7 +1,3 @@
-/* global expect: false */
-/* global it: false */
-/* global describe: false */
-
 import symbols from '../src/symbols.js';
 import macros from '../src/macros.js';
 

test/errors-spec.js

@@ -1,7 +1,3 @@
-/* global expect: false */
-/* global it: false */
-/* global describe: false */
-
 describe("Parser:", function() {
 
     describe("#handleInfixNodes", function() {

test/katex-spec.js

@@ -1,8 +1,4 @@
 /* eslint max-len:0 */
-/* global expect: false */
-/* global it: false */
-/* global describe: false */
-/* global beforeAll: false */
 
 import buildMathML from "../src/buildMathML";
 import buildTree from "../src/buildTree";

test/mathml-spec.js

@@ -1,7 +1,3 @@
-/* global expect: false */
-/* global it: false */
-/* global describe: false */
-
 import buildMathML from "../src/buildMathML";
 import parseTree from "../src/parseTree";
 import Options from "../src/Options";

test/setup.js

@@ -1,5 +1,3 @@
-/* global expect: false */
-
 import stringify from 'json-stable-stringify';
 import Lexer from "../src/Lexer";
 import ParseError from "../src/ParseError";

test/unicode-spec.js

@@ -1,7 +1,4 @@
 /* eslint max-len:0 */
-/* global expect: false */
-/* global it: false */
-/* global describe: false */
 import Settings from "../src/Settings";
 import {scriptFromCodepoint, supportedCodepoint} from "../src/unicodeScripts";
 import {strictSettings, nonstrictSettings} from "./helpers";
@@ -116,6 +113,7 @@ describe("unicode", function() {
 
 describe("unicodeScripts", () => {
     const scriptRegExps = {
+        // eslint-disable-next-line no-misleading-character-class
         latin: /[\u0100-\u024f\u0300-\u036f]/,
         cyrillic: /[\u0400-\u04ff]/,
         brahmic: /[\u0900-\u109F]/,

webpack.common.js

@@ -121,7 +121,7 @@ function createConfig(target /*: Target */, dev /*: boolean */,
                         ...cssLoaders,
                         {
                             loader: 'less-loader',
-                            options: lessOptions,
+                            options: {lessOptions},
                         },
                     ],
                 },

website/package.json

@@ -7,8 +7,9 @@
     "rename-version": "docusaurus-rename-version"
   },
   "devDependencies": {
-    "docusaurus": "^1.5.0",
+    "docusaurus": "^1.14.4",
-    "fs-extra": "^7.0.0"
+    "fs-extra": "^9.0.1",
+    "react": "^16.8.4"
   },
   "dependencies": {}
 }

website/siteConfig.js

@@ -157,6 +157,7 @@ const siteConfig = {
     favicon: '../favicon.ico',
 
     disableHeaderTitle: true,
+    scrollToTop: true,
 
     /* colors for website */
     colors: {
@@ -182,7 +183,6 @@ const siteConfig = {
 
     scripts: [
         'https://buttons.github.io/buttons.js',
-        '/js/scrollspy.js',
     ],
 
     separateCss: ['static/static', 'static\\static'],

website/static/js/scrollspy.js

@@ -1,52 +0,0 @@
-/* eslint-disable no-var */
-// Inspired by ScrollSpy as in e.g. Bootstrap
-
-(function() {
-    var OFFSET = 10;
-    var timer;
-
-    var headingsCache;
-    function findHeadings() {
-        return headingsCache ? headingsCache :
-            document.querySelectorAll('.toc-headings > li > a');
-    }
-
-    function onScroll() {
-        if (timer) {  // throttle
-            return;
-        }
-        timer = setTimeout(function() {
-            timer = null;
-            var found = false;
-            var headings = findHeadings();
-            for (var i = 0; i < headings.length; i++) {
-                // if !found and i is the last element, highlight the last
-                var current = !found;
-                if (!found && i < headings.length - 1) {
-                    var next = headings[i + 1].href.split('#')[1];
-                    var nextHeader = document.getElementById(next);
-                    var top = nextHeader.getBoundingClientRect().top;
-                    // The following tests whether top + scrollTop
-                    // (the top of the header) is greater than scrollTop
-                    // (where scrollTop = window.pageYOffset, the top of
-                    // the window), with OFFSET pixels of slop.
-                    current = top > OFFSET;
-                }
-                if (current) {
-                    found = true;
-                    headings[i].className = "active";
-                } else {
-                    headings[i].className = "";
-                }
-            }
-        }, 100);
-    }
-
-    document.addEventListener('scroll', onScroll);
-    document.addEventListener('resize', onScroll);
-    document.addEventListener('DOMContentLoaded', function() {
-        // Cache the headings once the page has fully loaded.
-        headingsCache = findHeadings();
-        onScroll();
-    });
-})();