Add bin field of package.json

README.md

@@ -11,7 +11,7 @@ Generate ERD UML file from Schema DDL file
 ## Installation
 
 ```sh
-npm i schema-to-erd
+$ npm i schema-to-erd
 ```
 
 ## Usage
@@ -24,6 +24,10 @@ const { schemaToErd } = require('schema-to-erd');
 schemaToErd('./schema_samples/sakila-schema.sql');
 ```
 
+```shell
+$ schema2erd -s ./schema_samples/sakila-schema.sql
+```
+
 ### Sample Schema files
 
 1. [Sakila Sample Database](https://dev.mysql.com/doc/index-other.html)

bin/cli.js

@@ -0,0 +1,21 @@
+#!/usr/bin/env node
+import { program } from 'commander';
+import { schemaToErd } from '../dist/main.mjs';
+import fs from 'fs';
+
+program
+  .requiredOption('-s, --schema-file <sql file path>', 'schema.sql file path')
+  .option('-o, --output-dir <output directory path>', 'output directory of uml file');
+
+program.parse();
+
+const options = program.opts();
+if (!(fs.existsSync(options.schemaFile))) {
+  console.error(`Not exist the schema.sql file(${options.schemaFile})`);
+  process.exit(1);
+}
+
+(async () => {
+  const pumlFilePath = await schemaToErd(options.schemaFile, options.outputDir);
+  console.info(`Generate the plantuml file of ${pumlFilePath}`);
+})();

package.json

@@ -1,6 +1,6 @@
 {
   "name": "schema-to-erd",
-  "version": "1.3.0",
+  "version": "1.4.0",
   "description": "Generate ERD UML file from Schema DDL file",
   "type": "module",
   "main": "dist/main.cjs",
@@ -23,12 +23,16 @@
     "UML"
   ],
   "author": "[email protected]",
+  "bin": {
+    "schema2erd": "bin/cli.js"
+  },
   "license": "MIT",
   "bugs": {
     "url": "https://github.com/youngkiu/schema-to-erd/issues"
   },
   "homepage": "https://github.com/youngkiu/schema-to-erd#readme",
   "dependencies": {
+    "commander": "^9.4.0",
     "glob": "^8.0.3",
     "lodash": "^4.17.21",
     "sql-ddl-to-json-schema": "^4.0.6"