chore: migrate eslint config (#598)

Author: ota-meshi

.devcontainer/devcontainer.json

@@ -1,30 +1,27 @@
 // For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
 // https://github.com/microsoft/vscode-dev-containers/tree/v0.209.6/containers/javascript-node
 {
-	"name": "Node.js",
-	"build": {
-		"dockerfile": "Dockerfile",
-		// Update 'VARIANT' to pick a Node version: 16, 14, 12.
-		// Append -bullseye or -buster to pin to an OS version.
-		// Use -bullseye variants on local arm64/Apple Silicon.
-		"args": { "VARIANT": "16-bullseye" }
-	},
+  "name": "Node.js",
+  "build": {
+    "dockerfile": "Dockerfile",
+    // Update 'VARIANT' to pick a Node version: 16, 14, 12.
+    // Append -bullseye or -buster to pin to an OS version.
+    // Use -bullseye variants on local arm64/Apple Silicon.
+    "args": { "VARIANT": "16-bullseye" }
+  },
 
-	// Set *default* container specific settings.json values on container create.
-	"settings": {},
+  // Set *default* container specific settings.json values on container create.
+  "settings": {},
 
-	// Add the IDs of extensions you want installed when the container is created.
-	"extensions": [
-		"dbaeumer.vscode-eslint",
-		"svelte.svelte-vscode"
-	],
+  // Add the IDs of extensions you want installed when the container is created.
+  "extensions": ["dbaeumer.vscode-eslint", "svelte.svelte-vscode"],
 
-	// Use 'forwardPorts' to make a list of ports inside the container available locally.
-	// "forwardPorts": [],
+  // Use 'forwardPorts' to make a list of ports inside the container available locally.
+  // "forwardPorts": [],
 
-	// Use 'postCreateCommand' to run commands after the container is created.
-	"postCreateCommand": "pnpm install",
+  // Use 'postCreateCommand' to run commands after the container is created.
+  "postCreateCommand": "pnpm install",
 
-	// Comment out connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
-	"remoteUser": "node"
+  // Comment out connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
+  "remoteUser": "node"
 }

.eslintignore

@@ -77,47 +77,7 @@ jobs:
           node-version: ${{ matrix.node-version }}
       - name: Install Svelte v3
         run: |+
-          pnpm install -D svelte@3 @typescript-eslint/parser@5 @typescript-eslint/eslint-plugin@5
-          rm -rf node_modules
-      - name: Install Packages
-        run: pnpm install
-      - name: Test
-        run: pnpm run test
-  test-for-ts-eslint-v5:
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node-version: [18.x]
-    steps:
-      - uses: actions/checkout@v4
-      - uses: pnpm/action-setup@v2
-      - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v4
-        with:
-          node-version: ${{ matrix.node-version }}
-      - name: Install @typescript-eslint v5
-        run: |+
-          pnpm install -D @typescript-eslint/parser@5 @typescript-eslint/eslint-plugin@5
-          rm -rf node_modules
-      - name: Install Packages
-        run: pnpm install
-      - name: Test
-        run: pnpm run test
-  test-for-eslint-v7:
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node-version: [18.x]
-    steps:
-      - uses: actions/checkout@v4
-      - uses: pnpm/action-setup@v2
-      - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v4
-        with:
-          node-version: ${{ matrix.node-version }}
-      - name: Install eslint v7
-        run: |+
-          pnpm install -D eslint@7 svelte@3 @typescript-eslint/parser@5 @typescript-eslint/eslint-plugin@5
+          pnpm install -D svelte@3
           rm -rf node_modules
       - name: Install Packages
         run: pnpm install

.eslintrc-for-playground.js

@@ -15,5 +15,5 @@
   "editor.codeActionsOnSave": {
     "source.fixAll.eslint": "explicit"
   },
-  "vetur.validation.template": false
+  "eslint.enable": true
 }

.eslintrc.js

@@ -1,4 +1,4 @@
-// eslint-disable-next-line eslint-comments/disable-enable-pair -- ignore
+// eslint-disable-next-line @eslint-community/eslint-comments/disable-enable-pair -- ignore
 /* eslint-disable no-console -- ignore */
 import * as Benchmark from "benchmark";
 import fs from "fs";