Fix content-length header being required

This broke downloading the binary through a reverse proxy.

Author: kylecarbs

package.json

@@ -5,7 +5,7 @@
   "description": "Open any workspace with a single click.",
   "repository": "https://github.com/coder/vscode-coder",
   "preview": true,
-  "version": "0.1.3",
+  "version": "0.1.4",
   "engines": {
     "vscode": "^1.73.0"
   },

src/extension.ts

@@ -86,7 +86,7 @@ export async function activate(ctx: vscode.ExtensionContext): Promise<void> {
     await remote.setup(vscodeProposed.env.remoteAuthority)
   } catch (ex) {
     await vscodeProposed.window.showErrorMessage("Failed to open workspace", {
-      detail: typeof ex === "string" ? ex : JSON.stringify(ex),
+      detail: (ex as string).toString(),
       modal: true,
       useCustom: true,
     })

src/storage.ts

@@ -165,7 +165,12 @@ export class Storage {
           cancelled = true
         })
 
-        const contentLengthPretty = prettyBytes(contentLength)
+        let contentLengthPretty = ""
+        // Reverse proxies might not always send a content length!
+        if (!Number.isNaN(contentLength)) {
+          contentLengthPretty = " / " + prettyBytes(contentLength)
+        }
+
         const writeStream = createWriteStream(binPath, {
           autoClose: true,
           mode: 0o755,
@@ -175,7 +180,7 @@ export class Storage {
           writeStream.write(buffer, () => {
             written += buffer.byteLength
             progress.report({
-              message: `${prettyBytes(written)} / ${contentLengthPretty}`,
+              message: `${prettyBytes(written)}${contentLengthPretty}`,
               increment: (buffer.byteLength / contentLength) * 100,
             })
           })