cli.js

+#!/usr/bin/env node
+
+const { generate } = require('./generate')
+const fs = require('fs')
+const { relative } = require('path')
+const { promisify } = require('util')
+
+async function main () {
+  const [,, command, root, output] = process.argv
+  if (command === 'generate') {
+    let content
+    try {
+      content = await generate(root)
+    } catch (error) {
+      console.error(error.message)
+      process.exit(1)
+    }
+    const json = JSON.stringify(content, null, 2)
+    await promisify(fs.writeFile)(output, json)
+    const outputPath = relative(process.cwd(), output)
+    console.log(`Generated the manifest file: ${outputPath}`)
+  } else {
+    console.log(`Error: command is not recognized: ${command}`)
+  }
+}
+
+main()

package.json

@@ -4,8 +4,11 @@
   "author": "Sebastiaan Deckers <sebdeckers83@gmail.com>",
   "repository": "gitlab:commonshost/manifest",
   "license": "ISC",
-  "version": "1.2.0",
+  "version": "1.3.0",
   "main": "manifest.js",
+  "bin": {
+    "manifest": "./cli.js"
+  },
   "scripts": {
     "test": "npm run lint && npm run proof",
     "lint": "standard --verbose | snazzy",
@@ -22,11 +25,11 @@
   "devDependencies": {
     "blue-tape": "^1.0.0",
     "snazzy": "^7.0.0",
-    "standard": "^11.0.0",
+    "standard": "^11.0.1",
     "tape": "^4.9.0"
   },
   "dependencies": {
-    "@commonshost/sherlock": "gitlab:sebdeckers/sherlock#cleanup",
+    "@commonshost/sherlock": "^1.0.1",
     "ajv": "^6.2.0",
     "extglob": "^2.0.4",
     "micromatch": "^3.1.10"

test/cli.js

+const test = require('blue-tape')
+const { promisify } = require('util')
+const fs = require('fs')
+const { exec } = require('child_process')
+const { join } = require('path')
+const { dir } = require('tmp')
+
+test('check the presence of manifest after running command', async (t) => {
+  const temp = await promisify(dir)({ unsafeCleanup: true })
+  const root = join(__dirname, 'fixtures/generate')
+  const output = join(temp, 'test.json')
+  const command = `node -- cli.js generate ${root} ${output}`
+  await promisify(exec)(command)
+  const actual = await promisify(fs.readFile)(output, 'utf8')
+  const fixture = join(__dirname, 'fixtures/cli-generate.json')
+  const expected = await promisify(fs.readFile)(fixture, 'utf8')
+  t.deepEqual(actual, expected)
+})

test/fixtures/cli-generate.json

+[
+  {
+    "get": "/dummy.css",
+    "push": [
+      {
+        "priority": 256,
+        "glob": [
+          "/high_priority.css"
+        ]
+      },
+      {
+        "priority": 128,
+        "glob": [
+          "/high_priority.woff2"
+        ]
+      },
+      {
+        "priority": 1,
+        "glob": [
+          "/medium_priority.svg"
+        ]
+      }
+    ]
+  }
+]
\ No newline at end of file