Add a github release upload script

Author: marijnh

bin/upload-release.js

@@ -0,0 +1,35 @@
+"use strict"
+
+let version = process.argv[2]
+let auth = process.argv[3]
+
+if (!auth) {
+  console.log("Usage: upload-release.js [TAG] [github-user:password]")
+  process.exit(1)
+}
+
+require('child_process').exec("git --no-pager show -s --format='%s' " + version, (error, stdout) => {
+  if (error) throw error
+  let message = stdout.split("\n").slice(2)
+  message = message.slice(0, message.indexOf("-----BEGIN PGP SIGNATURE-----")).join("\n")
+
+  let req = require("https").request({
+    host: "api.github.com",
+    auth: auth,
+    headers: {"user-agent": "Release uploader"},
+    path: "/repos/codemirror/codemirror/releases",
+    method: "POST"
+  }, res => {
+    if (res.statusCode >= 300) {
+      console.error(res.statusMessage)
+      res.on("data", d => console.log(d.toString()))
+      res.on("end", process.exit(1))
+    }
+  })
+  req.write(JSON.stringify({
+    tag_name: version,
+    name: version,
+    body: message
+  }))
+  req.end()
+})