👷 Enforce Biome.js formatting

Author: NatoBoram

.github/workflows/ci.yml

@@ -24,4 +24,6 @@ jobs:
       - name: Install dependencies
         run: pnpm install --ignore-scripts
       - name: Run linting/formatting checks
-        run: pnpm lint:ci
+        run: |
+          pnpm lint:ci
+          pnpm format:ci

biome.json

@@ -1,33 +1,36 @@
 {
-	"$schema": "https://biomejs.dev/schemas/1.9.4/schema.json",
-	"vcs": {
-		"enabled": true,
-		"clientKind": "git",
-		"useIgnoreFile": true
-	},
-	"files": {
-		"ignoreUnknown": false,
-		"ignore": []
-	},
-	"formatter": {
-		"enabled": true,
-		"indentStyle": "tab"
-	},
-	"organizeImports": {
-		"enabled": true
-	},
-	"linter": {
-		"enabled": true,
-		"rules": {
-			"recommended": true,
+  "$schema": "https://biomejs.dev/schemas/1.9.4/schema.json",
+  "vcs": {
+    "enabled": true,
+    "clientKind": "git",
+    "useIgnoreFile": true
+  },
+  "files": {
+    "ignoreUnknown": false,
+    "ignore": []
+  },
+  "formatter": {
+    "enabled": true,
+    "indentStyle": "space"
+  },
+  "organizeImports": {
+    "enabled": true
+  },
+  "linter": {
+    "enabled": true,
+    "rules": {
+      "recommended": true,
       "style": {
         "useTemplate": "off"
       }
-		}
-	},
-	"javascript": {
-		"formatter": {
-			"quoteStyle": "single"
-		}
-	}
+    }
+  },
+  "javascript": {
+    "formatter": {
+      "arrowParentheses": "asNeeded",
+      "quoteStyle": "single",
+      "semicolons": "asNeeded",
+      "trailingCommas": "all"
+    }
+  }
 }

package.json

@@ -1,14 +1,13 @@
 {
   "name": "@ast-grep/langs",
   "private": true,
-  "workspaces": [
-    "packages/*",
-    "scripts/*"
-  ],
+  "workspaces": ["packages/*", "scripts/*"],
   "version": "0.0.1",
   "description": "Monorepo for `@ast-grep/lang-*` packages",
   "scripts": {
     "postinstall": "pnpm -r compile-ts",
+    "format": "biome format --write",
+    "format:ci": "biome format",
     "lint": "biome lint --fix",
     "lint:ci": "biome lint",
     "prepare": "husky"
@@ -21,8 +20,6 @@
     "husky": "9.1.7"
   },
   "pnpm": {
-    "onlyBuiltDependencies": [
-      "tree-sitter-cli"
-    ]
+    "onlyBuiltDependencies": ["tree-sitter-cli"]
   }
 }