Use binary-install for npm

npm/binary.js

@@ -0,0 +1,43 @@
+const { Binary } = require("binary-install");
+const os = require("os");
+const { join } = require("path");
+
+const getPlatform = () => {
+  const type = os.type();
+  const arch = os.arch();
+
+  if (type === "Windows_NT" && arch === "x64") {
+    return "x86_64-pc-windows-msvc";
+  }
+  if (type === "Linux" && arch === "x64") {
+    return "x86_64-unknown-linux-musl";
+  }
+  if (type === "Darwin" && arch === "x64") {
+    return "x86_64-apple-darwin";
+  }
+
+  throw new Error(`Unsupported platform: ${type} ${arch}`);
+};
+
+const getBinary = () => {
+  const platform = getPlatform();
+  const version = require("./package.json").version;
+  const url = `https://workers.cloudflare.com/get-npm-wrangler-binary/${version}/${platform}`;
+  const installDirectory = join(os.homedir(), ".wrangler");
+  return new Binary(url, { name: "wrangler", installDirectory });
+};
+
+const run = () => {
+  const binary = getBinary();
+  binary.run();
+};
+
+const install = () => {
+  const binary = getBinary();
+  binary.install();
+};
+
+module.exports = {
+  install,
+  run
+};

npm/package.json

@@ -2,10 +2,10 @@
   "name": "@cloudflare/wrangler",
   "version": "1.5.0",
   "description": "Wrangle your Cloudflare Workers",
-  "main": "index.js",
+  "main": "binary.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
-    "postinstall": "node install-wrangler.js"
+    "postinstall": "node -e 'require(\"./binary.js\").install()'"
   },
   "bin": {
     "wrangler": "./run-wrangler.js"
@@ -20,11 +20,6 @@
     "url": "https://github.com/cloudflare/wrangler/issues"
   },
   "homepage": "https://github.com/cloudflare/wrangler#readme",
-  "dependencies": {
-    "axios": "0.18.1",
-    "rimraf": "2.7.1",
-    "tar": "4.4.10"
-  },
   "keywords": [
     "wrangler",
     "cloudflare",

npm/run-wrangler.js

@@ -1,23 +1,4 @@
 #!/usr/bin/env node
 
-const { join } = require("path");
-const { spawnSync } = require("child_process");
-const { homedir } = require("os");
-
-const cwd = join(homedir(), ".wrangler");
-const bin = join(cwd, "out", "wrangler");
-const [, , ...args] = process.argv;
-
-const opts = {
-  cwd: process.cwd(),
-  stdio: "inherit"
-};
-
-const result = spawnSync(bin, args, opts);
-
-if (result.error) {
-  console.error(result.error);
-  process.exit(1);
-}
-
-process.exit(result.status);
+const { run } = require("./binary");
+run()