From d4d7c4aee21f12080793adaa9f96da22569c930c Mon Sep 17 00:00:00 2001
From: Zoltan Kochan <zkochan@users.noreply.github.com>
Date: Fri, 19 Nov 2021 18:36:43 +0200
Subject: [PATCH] fix(env): installing Node.js on Raspberry Pi 4 (#4008)

close #4007
---
 .changeset/odd-garlics-laugh.md                         | 6 ++++++
 packages/plugin-commands-env/src/node.ts                | 3 ++-
 packages/plugin-commands-env/src/normalizeArch.ts       | 9 +++++++++
 packages/plugin-commands-env/test/normalizeArch.test.ts | 9 +++++++++
 4 files changed, 26 insertions(+), 1 deletion(-)
 create mode 100644 .changeset/odd-garlics-laugh.md
 create mode 100644 packages/plugin-commands-env/src/normalizeArch.ts
 create mode 100644 packages/plugin-commands-env/test/normalizeArch.test.ts

diff --git a/.changeset/odd-garlics-laugh.md b/.changeset/odd-garlics-laugh.md
new file mode 100644
index 0000000000..d7ecd10ad8
--- /dev/null
+++ b/.changeset/odd-garlics-laugh.md
@@ -0,0 +1,6 @@
+---
+"@pnpm/plugin-commands-env": patch
+"pnpm": patch
+---
+
+`pnpm env use` should download the right Node.js tarball on Raspberry Pi [#4007](https://github.com/pnpm/pnpm/issues/4007).
diff --git a/packages/plugin-commands-env/src/node.ts b/packages/plugin-commands-env/src/node.ts
index f3e406991a..975b71da19 100644
--- a/packages/plugin-commands-env/src/node.ts
+++ b/packages/plugin-commands-env/src/node.ts
@@ -11,6 +11,7 @@ import renameOverwrite from 'rename-overwrite'
 import tempy from 'tempy'
 import loadJsonFile from 'load-json-file'
 import writeJsonFile from 'write-json-file'
+import normalizeArch from './normalizeArch'
 
 export type NvmNodeCommandOptions = Pick<Config,
 | 'bin'
@@ -116,7 +117,7 @@ async function downloadAndUnpackZip (
 
 function getNodeJSTarball (nodeVersion: string, releaseDir: string) {
   const platform = process.platform === 'win32' ? 'win' : process.platform
-  const arch = platform === 'win' && process.arch === 'ia32' ? 'x86' : process.arch
+  const arch = normalizeArch(process.platform, process.arch)
   const extension = platform === 'win' ? 'zip' : 'tar.gz'
   const pkgName = `node-v${nodeVersion}-${platform}-${arch}`
   return {
diff --git a/packages/plugin-commands-env/src/normalizeArch.ts b/packages/plugin-commands-env/src/normalizeArch.ts
new file mode 100644
index 0000000000..d93be8a44b
--- /dev/null
+++ b/packages/plugin-commands-env/src/normalizeArch.ts
@@ -0,0 +1,9 @@
+export default function getNormalizedArch (platform: string, arch: string) {
+  if (platform === 'win32' && arch === 'ia32') {
+    return 'x86'
+  }
+  if (arch === 'arm') {
+    return 'armv7l'
+  }
+  return arch
+}
diff --git a/packages/plugin-commands-env/test/normalizeArch.test.ts b/packages/plugin-commands-env/test/normalizeArch.test.ts
new file mode 100644
index 0000000000..e64cdec48f
--- /dev/null
+++ b/packages/plugin-commands-env/test/normalizeArch.test.ts
@@ -0,0 +1,9 @@
+import normalizeArch from '@pnpm/plugin-commands-env/lib/normalizeArch'
+
+test.each([
+  ['win32', 'ia32', 'x86'],
+  ['linux', 'arm', 'armv7l'], // Raspberry Pi 4
+  ['linux', 'x64', 'x64'],
+])('normalizedArch(%s, %s)', (platform, arch, normalizedArch) => {
+  expect(normalizeArch(platform, arch)).toBe(normalizedArch)
+})