fix: export runscript function (#24)

Author: fengmk2

README.md

@@ -26,6 +26,8 @@ npm install runscript
 
 ## Quick start
 
+Commonjs
+
 ```js
 const { runScript } = require('runscript');
 
@@ -38,6 +40,20 @@ runScript('node -v', { stdio: 'pipe' })
   });
 ```
 
+ESM & TypeScript
+
+```js
+import { runScript } from 'runscript';
+
+runScript('node -v', { stdio: 'pipe' })
+  .then(stdio => {
+    console.log(stdio);
+  })
+  .catch(err => {
+    console.error(err);
+  });
+```
+
 ### run with timeout
 
 Run user script for a maximum of 10 seconds.
@@ -54,6 +70,16 @@ runScript('node user-script.js', { stdio: 'pipe' }, { timeout: 10000 })
   });
 ```
 
+## Upgrade from 1.x to 2.x
+
+```js
+// 1.x
+// const runscript = require('runscript');
+
+// 2.x
+const { runscript } = require('runscript');
+```
+
 ## License
 
 [MIT](LICENSE.txt)

src/index.ts

@@ -202,3 +202,5 @@ export function runScript(script: string, options: Options = {}, extraOptions: E
     }
   });
 }
+
+export const runscript = runScript;

test/runscript.test.ts

@@ -1,13 +1,17 @@
 import fs from 'node:fs';
 import { strict as assert } from 'node:assert';
-import { runScript, RunScriptTimeoutError } from '../src/index.js';
+import { runscript, runScript, RunScriptTimeoutError } from '../src/index.js';
 import { getFixtures } from './helper.js';
 
 describe('test/runscript.test.ts', () => {
   it('should run `$ node -v`', () => {
     return runScript('node -v');
   });
 
+  it('should support alias runscript function', () => {
+    return runscript('node -v');
+  });
+
   it('should run `$ npm -v`', () => {
     return runScript('npm -v');
   });