Add task for running ESLint and TS type checking

.eslintrc-ci.json

@@ -0,0 +1,5 @@
+{
+	"rules": {
+		"no-warning-comments": "off"
+	}
+}

.vscode/tasks.json

@@ -13,6 +13,33 @@
 				"kind": "build",
 				"isDefault": true
 			}
-		}
+		},
+		{
+			"label": "lint",
+			"detail": "Run ESLint",
+			"type": "npm",
+			"script": "lint",
+			"problemMatcher": [
+				"$eslint-stylish"
+			],
+		},
+		{
+			"label": "lint:ci",
+			"detail": "Run ESLint with config for CI",
+			"type": "npm",
+			"script": "lint:ci",
+			"problemMatcher": [
+				"$eslint-stylish"
+			],
+		},
+		{
+			"label": "checkJs",
+			"detail": "Run type checking with TS",
+			"type": "npm",
+			"script": "checkJs",
+			"problemMatcher": [
+				"$tsc"
+			],
+		},
 	]
 }

package.json

@@ -18,6 +18,9 @@
 	},
 	"scripts": {
 		"update-thirdparty": "node ./scripts/update-thirdparty.js",
+		"lint": "eslint .",
+		"lint:ci": "eslint --config .eslintrc-ci.json .",
+		"checkJs": "tsc-silent --project jsconfig.json --suppress @/thirdparty/",
 		"test": "node node_modules/mocha/bin/mocha --recursive --reporter dot",
 		"pack": "node ./scripts/pack.js"
 	},
@@ -43,6 +46,7 @@
 		"mocha": "^10.2.0",
 		"simple-git": "^3.17.0",
 		"sinon": "^15.0.3",
+		"tsc-silent": "^1.2.2",
 		"typescript": "^4.9.5",
 		"webextensions-api-fake": "^1.3.0"
 	},