Merge pull request #5 from JerryCauser/feature/cli

Feature/cli

.husky/post-commit

@@ -4,5 +4,5 @@
 npm run build
 
 git add cjs/index.js
-git commit -a -m "build: build cjs"
+git status | grep modified | grep 'cjs/index.js' && git commit -a -m "build: build cjs"
 

README.md

@@ -3,6 +3,7 @@
 [![tests](https://img.shields.io/github/workflow/status/JerryCauser/tcp-exists/tests?label=tests&logo=github)](https://github.com/JerryCauser/tcp-exists/actions/workflows/tests.yml)
 [![LGTM Grade](https://img.shields.io/lgtm/grade/javascript/github/JerryCauser/tcp-exists)](https://lgtm.com/projects/g/JerryCauser/tcp-exists)
 [![JavaScript Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg)](https://standardjs.com)
+[![node-current](https://img.shields.io/node/v/tcp-exists)](https://nodejs.org)
 [![GitHub](https://img.shields.io/github/license/JerryCauser/tcp-exists)](https://github.com/JerryCauser/tcp-exists/blob/master/LICENSE)
 
 Check if some tcp endpoint (or many) exists. Can be used as a port scanner

bin/index.js

@@ -0,0 +1,23 @@
+#!/usr/bin/env node
+
+import events from 'node:events'
+import { cmd } from '../src/cli.js'
+
+const ac = new AbortController()
+events.setMaxListeners(0, ac.signal)
+
+cmd(process.argv.slice(2), ac)
+  .then(() => {
+    process.exit(0)
+  })
+  .catch((error) => {
+    console.error(error)
+    process.exit(1)
+  })
+
+process.on('exit', () => ac.abort())
+process.on('SIGINT', () => ac.abort())
+process.on('SIGUSR1', () => ac.abort())
+process.on('SIGUSR2', () => ac.abort())
+process.on('uncaughtException', () => ac.abort())
+process.on('SIGTERM', () => ac.abort())

cjs/index.js

@@ -76,10 +76,12 @@ async function tcpExistsChunk(endpoints, options) {
 var chunk_default = tcpExistsChunk;
 
 // src/many.js
+var DEFAULT_CHUNK_SIZE = 1400;
+var DEFAULT_TIMEOUT = 160;
 async function* tcpExistsMany(endpoints, options) {
   const {
-    chunkSize = 1400,
-    timeout = 160,
+    chunkSize = DEFAULT_CHUNK_SIZE,
+    timeout = DEFAULT_TIMEOUT,
     returnOnlyExisted = true,
     signal
   } = options || {};

package.json

@@ -3,6 +3,9 @@
   "version": "1.4.6",
   "description": "Small and fast functions to check if some tcp endpoint exists",
   "type": "module",
+  "bin": {
+    "tcp-exists": "./bin/index.js"
+  },
   "main": "cjs/index.js",
   "module": "index.js",
   "exports": {
@@ -15,7 +18,7 @@
     "node": ">=16.0.0"
   },
   "scripts": {
-    "build": "esbuild index.js --bundle --platform=node --target=node16 --outfile='./cjs/index.js'",
+    "build": "esbuild index.js --bundle --platform=node --format=cjs --target=node16 --outfile='./cjs/index.js'",
     "release:patch": "standard-version --release-as patch",
     "release:minor": "standard-version --release-as minor",
     "release:major": "standard-version --release-as major",
@@ -65,5 +68,16 @@
     "cjs/index.js",
     "cjs/constants.js",
     "types"
+  ],
+  "files": [
+    "/bin/index.js",
+    "/cjs/index.js",
+    "/cjs/package.json",
+    "/src",
+    "/types",
+    "index.js",
+    "LICENSE",
+    "CHANGELOG.md",
+    "README.md"
   ]
 }