Add Prettier to format TypeScript files

(cherry picked from commit de56862bb97b092c5fc44359caf3b2abdbcfdf96)

frontend/.eslintrc.js

@@ -49,7 +49,8 @@ module.exports = {
     'react-hooks',
     'simple-import-sort',
     'import',
-    '@typescript-eslint'
+    '@typescript-eslint',
+    'prettier'
   ],
 
   settings: {
@@ -352,12 +353,17 @@ module.exports = {
         project: './tsconfig.json'
       },
 
+      extends: [
+        'prettier'
+      ],
+
       rules: Object.assign(typescriptEslintRecommended.rules, {
         'no-shadow': 'off',
         // These should be enabled after cleaning things up
         '@typescript-eslint/no-unused-vars': 'warn',
         '@typescript-eslint/explicit-function-return-type': 'off',
         'react/prop-types': 'off',
+        'prettier/prettier': 'error',
         'simple-import-sort/imports': [
           'error',
           {

frontend/.prettierignore

@@ -0,0 +1,10 @@
+# Ignore everything recursively
+*
+
+# But not the .ts files
+!*.ts*
+
+*css.d.ts
+
+# Check subdirectories too
+!*/

frontend/.prettierrc.json

@@ -0,0 +1,6 @@
+{
+  "arrowParens": "always",
+  "endOfLine": "auto",
+  "singleQuote": true,
+  "trailingComma": "es5"
+}

frontend/.vscode/settings.json

@@ -1,4 +1,23 @@
 // Place your settings in this file to overwrite default and user settings.
 {
-  "files.insertFinalNewline": true
+  "files.insertFinalNewline": true,
+
+  "files.exclude": {
+    "**/node_modules": true,
+    "**/*.d.css": true
+  },
+
+  "editor.formatOnSave": false,
+  "editor.codeActionsOnSave": {
+    "source.fixAll": true
+  },
+
+  "typescript.preferences.quoteStyle": "single",
+
+  "eslint.validate": [
+    "javascript",
+    "javascriptreact",
+    "typescript",
+    "typescriptreact"
+  ],
 }

package.json

@@ -107,9 +107,11 @@
     "css-loader": "6.7.3",
     "css-modules-typescript-loader": "4.0.1",
     "eslint": "8.40.0",
+    "eslint-config-prettier": "8.8.0",
     "eslint-plugin-filenames": "1.3.2",
     "eslint-plugin-import": "2.27.5",
     "eslint-plugin-json": "3.1.0",
+    "eslint-plugin-prettier": "4.2.1",
     "eslint-plugin-react": "7.32.2",
     "eslint-plugin-react-hooks": "4.6.0",
     "eslint-plugin-simple-import-sort": "10.0.0",
@@ -126,6 +128,7 @@
     "postcss-nested": "6.0.1",
     "postcss-simple-vars": "7.0.1",
     "postcss-url": "10.1.3",
+    "prettier": "2.8.8",
     "require-nocache": "1.0.0",
     "rimraf": "4.4.1",
     "run-sequence": "2.2.1",

yarn.lock

@@ -2860,6 +2860,11 @@ escape-string-regexp@^4.0.0:
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-4.0.0.tgz#14ba83a5d373e3d311e5afca29cf5bfad965bf34"
   integrity sha512-TtpcNJ3XAzx3Gq8sWRzJaVajRs0uVxA2YAkdb1jm2YkPz4G6egUFAyA3n5vtEIZefPk5Wa4UXbKuS5fKkJWdgA==
 
+eslint-config-prettier@8.8.0:
+  version "8.8.0"
+  resolved "https://registry.yarnpkg.com/eslint-config-prettier/-/eslint-config-prettier-8.8.0.tgz#bfda738d412adc917fd7b038857110efe98c9348"
+  integrity sha512-wLbQiFre3tdGgpDv67NQKnJuTlcUVYHas3k+DZCc2U2BadthoEY4B7hLPvAxaqdyOGCzuLfii2fqGph10va7oA==
+
 eslint-import-resolver-node@^0.3.7:
   version "0.3.7"
   resolved "https://registry.yarnpkg.com/eslint-import-resolver-node/-/eslint-import-resolver-node-0.3.7.tgz#83b375187d412324a1963d84fa664377a23eb4d7"
@@ -2915,6 +2920,13 @@ eslint-plugin-json@3.1.0:
     lodash "^4.17.21"
     vscode-json-languageservice "^4.1.6"
 
+eslint-plugin-prettier@4.2.1:
+  version "4.2.1"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-prettier/-/eslint-plugin-prettier-4.2.1.tgz#651cbb88b1dab98bfd42f017a12fa6b2d993f94b"
+  integrity sha512-f/0rXLXUt0oFYs8ra4w49wYZBG5GKZpAYsJSm6rnYL5uVDjd+zowwMwVZHnAjf4edNrKpCDYfXDgmRE/Ak7QyQ==
+  dependencies:
+    prettier-linter-helpers "^1.0.0"
+
 eslint-plugin-react-hooks@4.6.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/eslint-plugin-react-hooks/-/eslint-plugin-react-hooks-4.6.0.tgz#4c3e697ad95b77e93f8646aaa1630c1ba607edd3"
@@ -3093,6 +3105,11 @@ fast-deep-equal@^3.1.1, fast-deep-equal@^3.1.3:
   resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz#3a7d56b559d6cbc3eb512325244e619a65c6c525"
   integrity sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q==
 
+fast-diff@^1.1.2:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/fast-diff/-/fast-diff-1.3.0.tgz#ece407fa550a64d638536cd727e129c61616e0f0"
+  integrity sha512-VxPP4NqbUjj6MaAOafWeUn2cXWLcCtljklUtZf0Ind4XQ+QPtmA0b18zZy0jIQx+ExRVCR/ZQpBmik5lXshNsw==
+
 fast-glob@^3.2.11, fast-glob@^3.2.12, fast-glob@^3.2.9:
   version "3.2.12"
   resolved "https://registry.yarnpkg.com/fast-glob/-/fast-glob-3.2.12.tgz#7f39ec99c2e6ab030337142da9e0c18f37afae80"
@@ -4991,6 +5008,18 @@ prelude-ls@^1.2.1:
   resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.2.1.tgz#debc6489d7a6e6b0e7611888cec880337d316396"
   integrity sha512-vkcDPrRZo1QZLbn5RLGPpg/WmIQ65qoWWhcGKf/b5eplkkarX0m9z8ppCat4mlOqUsWpyNuYgO3VRyrYHSzX5g==
 
+prettier-linter-helpers@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/prettier-linter-helpers/-/prettier-linter-helpers-1.0.0.tgz#d23d41fe1375646de2d0104d3454a3008802cf7b"
+  integrity sha512-GbK2cP9nraSSUF9N2XwUwqfzlAFlMNYYl+ShE/V+H8a9uNl/oUqB1w2EL54Jh0OlyRSd8RfWYJ3coVS4TROP2w==
+  dependencies:
+    fast-diff "^1.1.2"
+
+prettier@2.8.8:
+  version "2.8.8"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.8.8.tgz#e8c5d7e98a4305ffe3de2e1fc4aca1a71c28b1da"
+  integrity sha512-tdN8qQGvNjw4CHbY+XXk0JgCXn9QiF21a55rBe5LJAU+kDyC4WQn4+awm2Xfk2lQMk5fKup9XgzTZtGkjBdP9Q==
+
 pretty-error@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/pretty-error/-/pretty-error-4.0.0.tgz#90a703f46dd7234adb46d0f84823e9d1cb8f10d6"