refactor: add linter

.husky/.gitignore

@@ -0,0 +1 @@
+_

.husky/commit-msg

@@ -0,0 +1,4 @@
+#!/bin/sh
+. "$(dirname "$0")/_/husky.sh"
+
+npx commitlint --edit "$1"

.husky/pre-commit

@@ -0,0 +1,4 @@
+#!/bin/sh
+. "$(dirname "$0")/_/husky.sh"
+
+npx lint-staged

.nvmrc

@@ -1 +1 @@
-v12.19.0
+v14.16.1

commitlint.config.js

@@ -0,0 +1,3 @@
+module.exports = {
+	extends: ['@commitlint/config-conventional']
+};

lint-staged.config.js

@@ -0,0 +1,3 @@
+module.exports = {
+  '*.ts': 'xo'
+};

package.json

@@ -102,15 +102,19 @@
 	},
 	"main": "./out/extension",
 	"scripts": {
+		"compile": "tsc -p src",
+		"lint": "xo",
+		"prepare": "husky install",
 		"vscode:prepublish": "npm run compile",
-		"compile": "tsc -p ./",
-		"watch": "tsc -watch -p ./"
+		"watch": "tsc -watch -p src"
 	},
 	"dependencies": {
-		"@daiyam/regexp": "^0.1.4",
+		"@daiyam/regexp": "^0.2.1",
 		"@zokugun/vscode.explicit-folding-api": "0.1.1"
 	},
 	"devDependencies": {
+		"@commitlint/cli": "^13.1.0",
+		"@commitlint/config-conventional": "^13.1.0",
 		"@types/chai": "^4.2.17",
 		"@types/glob": "^7.1.3",
 		"@types/klaw-sync": "^6.0.0",
@@ -119,10 +123,13 @@
 		"@types/vscode": "^1.23.0",
 		"chai": "^4.3.4",
 		"glob": "^7.1.6",
+		"husky": "^7.0.1",
 		"klaw-sync": "^6.0.0",
+		"lint-staged": "^11.1.1",
 		"mocha": "^8.3.2",
 		"typescript": "^4.2.4",
 		"vscode-test": "^1.5.2",
+		"xo": "^0.42.0",
 		"yaml": "^1.10.2"
 	},
 	"keywords": [

src/disposable.ts

@@ -4,7 +4,9 @@ export class Disposable extends vscode.Disposable {
 	private subscriptions: vscode.Disposable[] = [];
 
 	constructor() {
-		super(() => {});
+		super(() => {
+			// do nothing
+		});
 	}
 
 	dispose() {