run npm install to generate a package lock

node_modules/smartypants/bin/smartypantsu.js

@@ -0,0 +1,24 @@
+#! /usr/bin/env node
+
+if (process.stdin.isTTY) {
+  console.error('No input!');
+  process.exit(1);
+}
+
+var smartypants = require('..').smartypantsu;
+
+var text = '';
+
+process.stdin.setEncoding('utf8');
+
+process.stdin.on('readable', () => {
+  var chunk = process.stdin.read();
+  if (chunk !== null) {
+    text = text + chunk;
+  }
+});
+
+process.stdin.on('end', () => {
+  process.stdout.write(smartypants(text, '1'));
+});
+