build(js): Migrate from yarn to npm

.Rbuildignore

@@ -22,18 +22,16 @@
 ^manualtests$
 ^\.github$
 
-^\.yarn$
 ^\.vscode$
 ^\.madgerc$
 ^\.prettierrc\.yml$
 ^jest\.config\.js$
 ^package\.json$
 ^tsconfig\.json$
-^yarn\.lock$
+^package-lock\.json$
 ^node_modules$
 ^coverage$
 ^.ignore$
 ^\.browserslistrc$
 ^\.eslintrc\.yml$
-^\.yarnrc\.yml$
 ^_dev$

.github/shiny-workflows/routine.sh

@@ -5,8 +5,8 @@ echo "Updating package.json version to match DESCRIPTION Version"
 Rscript ./tools/updatePackageJsonVersion.R
 if [ -n "$(git status --porcelain package.json)" ]
 then
-  echo "package.json has changed after running ./tools/updatePackageJsonVersion.R. Re-running 'yarn build'"
-  yarn build
+  echo "package.json has changed after running ./tools/updatePackageJsonVersion.R. Re-running 'npm run build'"
+  npm run build
   git add ./inst package.json && git commit -m 'Sync package version (GitHub Actions)' || echo "No package version to commit"
 else
   echo "No package version difference detected; package.json is current."

.github/workflows/R-CMD-check.yaml

@@ -8,7 +8,7 @@ on:
   pull_request:
     branches: [main]
   schedule:
-    - cron: '0 5 * * 1' # every monday
+    - cron: "0 5 * * 1" # every monday
 
 name: Package checks
 
@@ -17,7 +17,5 @@ jobs:
     uses: rstudio/shiny-workflows/.github/workflows/website.yaml@v1
   routine:
     uses: rstudio/shiny-workflows/.github/workflows/routine.yaml@v1
-    with:
-      node-version: "14.x"
   R-CMD-check:
     uses: rstudio/shiny-workflows/.github/workflows/R-CMD-check.yaml@v1

.gitignore

@@ -9,20 +9,16 @@
 shinyapps/
 README.html
 .*.Rnb.cached
-tools/yarn-error.log
+/_dev/
+.sass_cache_keys
 
-# TypeScript / yarn
+# TypeScript
 /node_modules/
 .cache
-.yarn/*
-!.yarn/releases
-!.yarn/plugins
-!.yarn/sdks
-!.yarn/versions
-.pnp.*
 coverage/
 madge.svg
 
 
 # GHA remotes installation
 .github/r-depends.rds
+.claude/settings.local.json

.vscode/settings.json

@@ -1,7 +1,5 @@
 {
   "search.exclude": {
-    "**/.yarn": true,
-    "**/.pnp.*": true
   },
   "prettier.prettierPath": "./node_modules/prettier",
   "typescript.enablePromptUseWorkspaceTsdk": true,

R/version_bs_date_picker.R

@@ -1,2 +1,2 @@
 # Generated by tools/updateBootstrapDatepicker.R; do not edit by hand
-version_bs_date_picker <- "1.9.0"
+version_bs_date_picker <- "1.10.0"

eslint.config.mjs

@@ -0,0 +1,108 @@
+import typescriptEslint from "@typescript-eslint/eslint-plugin";
+import prettier from "eslint-plugin-prettier";
+import unicorn from "eslint-plugin-unicorn";
+import globals from "globals";
+import tsParser from "@typescript-eslint/parser";
+import path from "node:path";
+import { fileURLToPath } from "node:url";
+import js from "@eslint/js";
+import { FlatCompat } from "@eslint/eslintrc";
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+const compat = new FlatCompat({
+    baseDirectory: __dirname,
+    recommendedConfig: js.configs.recommended,
+    allConfig: js.configs.all
+});
+
+export default [{
+    ignores: ["**/*.d.ts"],
+}, ...compat.extends(
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:prettier/recommended",
+), {
+    plugins: {
+        "@typescript-eslint": typescriptEslint,
+        prettier,
+        unicorn,
+    },
+
+    languageOptions: {
+        globals: {
+            ...globals.browser,
+            Atomics: "readonly",
+            SharedArrayBuffer: "readonly",
+        },
+
+        parser: tsParser,
+        ecmaVersion: 2021,
+        sourceType: "module",
+
+        parserOptions: {
+            project: ["./tsconfig.json"],
+        },
+    },
+
+    rules: {
+        "@typescript-eslint/explicit-function-return-type": "off",
+        "@typescript-eslint/no-explicit-any": "off",
+        "@typescript-eslint/explicit-module-boundary-types": "error",
+        "default-case": ["error"],
+        "linebreak-style": ["error", "unix"],
+        quotes: ["error", "double", "avoid-escape"],
+        semi: ["error", "always"],
+        "dot-location": ["error", "property"],
+        camelcase: ["off"],
+
+        "unicorn/filename-case": ["error", {
+            case: "camelCase",
+        }],
+
+        "@typescript-eslint/array-type": ["error", {
+            default: "array-simple",
+            readonly: "array-simple",
+        }],
+
+        "@typescript-eslint/consistent-indexed-object-style": ["error", "index-signature"],
+        "@typescript-eslint/consistent-type-imports": "error",
+        "@typescript-eslint/no-floating-promises": "error",
+
+        "@typescript-eslint/naming-convention": ["error", {
+            selector: "default",
+            format: ["camelCase"],
+        }, {
+            selector: "method",
+            modifiers: ["private"],
+            format: ["camelCase"],
+            leadingUnderscore: "require",
+        }, {
+            selector: "method",
+            modifiers: ["protected"],
+            format: ["camelCase"],
+            leadingUnderscore: "require",
+        }, {
+            selector: "variable",
+            format: ["camelCase"],
+            trailingUnderscore: "forbid",
+            leadingUnderscore: "forbid",
+        }, {
+            selector: "parameter",
+            format: ["camelCase"],
+            trailingUnderscore: "allow",
+            leadingUnderscore: "forbid",
+        }, {
+            selector: ["enum", "enumMember"],
+            format: ["PascalCase"],
+        }, {
+            selector: "typeLike",
+            format: ["PascalCase"],
+
+            custom: {
+                regex: "(t|T)ype$",
+                match: false,
+            },
+        }],
+    },
+}];