fix: wrapping of single string path in plugin arguments (close #9)

.github/workflows/main.yml

@@ -0,0 +1,38 @@
+name: Lint & Test
+
+on: [push]
+
+jobs:
+  build:
+    name: Lint & Test
+
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        node: [14.x]
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: pnpm/action-setup@v2.2.2
+        with:
+          version: 7.4.1
+
+      - name: Use Node.js ${{ matrix.node }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node }}
+          cache: 'pnpm'
+
+      - run: pnpm install --frozen-lockfile
+
+      - name: Build
+        run: pnpm build
+
+      - name: Lint
+        run: pnpm lint
+
+      - name: Test
+        run: pnpm test

package.json

@@ -36,12 +36,13 @@
     "clean": "rm -rf ./dist",
     "dev": "npm run build -- --watch",
     "build": "tsup src/index.ts --dts --format cjs,esm --clean",
-    "lint": "lint-staged",
+    "lint": "eslint . --ext .ts,.js,.vue",
     "postinstall": "husky install",
     "changelog": "conventional-changelog -p angular -i CHANGELOG.md -s",
     "prepublishOnly": "pinst --disable && npm run build",
     "postpublish": "PACKAGE_VERSION=$(cat package.json | grep \\\"version\\\" | head -1 | awk -F: '{ print $2 }' | sed 's/[\",]//g' | tr -d '[[:space:]]') && git tag v$PACKAGE_VERSION && git push --tags && pinst --enable",
-    "release": "node scripts/release.cjs"
+    "release": "node scripts/release.cjs",
+    "test": "vitest"
   },
   "dependencies": {
     "picocolors": "^1.0.0",
@@ -67,7 +68,8 @@
     "semver": "^7.3.7",
     "tsup": "^6.1.3",
     "typescript": "^4.7.4",
-    "vite": "^3"
+    "vite": "^3",
+    "vitest": "^0.21.1"
   },
   "lint-staged": {
     "*.{js,ts,tsx,jsx,vue}": [

src/index.ts

@@ -32,6 +32,10 @@ export interface Config {
   root?: string
 }
 
+export function normalizePaths (root: string, path: string | string[]): string[] {
+  return (Array.isArray(path) ? path : [path]).map(path => resolve(root, path)).map(normalizePath)
+}
+
 /**
  * Allows to automatically reload the page when a watched file changes.
  */
@@ -46,7 +50,7 @@ export default (paths: string | string[], config: Config = {}): PluginOption =>
   configureServer ({ watcher, ws, config: { logger } }: ViteDevServer) {
     const { root = process.cwd(), log = true, always = true, delay = 0 } = config
 
-    const files = Array.from(paths).map(path => resolve(root, path)).map(normalizePath)
+    const files = normalizePaths(root, paths)
     const shouldReload = picomatch(files)
     const checkReload = (path: string) => {
       if (shouldReload(path)) {

tests/paths.spec.ts

@@ -0,0 +1,18 @@
+import { describe, expect, it } from 'vitest'
+import { normalizePaths } from '../src'
+
+const root = '/root'
+const expectNormalized = (path: any) => expect(normalizePaths(root, path))
+
+describe('normalizePaths', () => {
+  it('it handles strings and arrays', () => {
+    expectNormalized('/absolute/**/*.js')
+      .toEqual(['/absolute/**/*.js'])
+
+    expectNormalized('relative/**/*.vue')
+      .toEqual(['/root/relative/**/*.vue'])
+
+    expectNormalized(['/absolute/**/*.js', 'relative/**/*.vue'])
+      .toEqual(['/absolute/**/*.js', '/root/relative/**/*.vue'])
+  })
+})