fix(setup): suggest to source the config (#5165)

.changeset/lemon-carpets-jump.md

@@ -0,0 +1,6 @@
+---
+"@pnpm/plugin-commands-setup": patch
+"pnpm": patch
+---
+
+On POSIX `pnpm setup` should suggest users to source the config instead of restarting the terminal.

packages/plugin-commands-setup/src/setup.ts

@@ -102,7 +102,13 @@ function renderSetupOutput (report: PathExtenderReport) {
   }
   output.push(`Next configuration changes were made:
 ${report.newSettings}`)
-  output.push('Setup complete. Open a new terminal to start using pnpm.')
+  if (report.configFile == null) {
+    output.push('Setup complete. Open a new terminal to start using pnpm.')
+  } else if (report.configFile.changeType !== 'skipped') {
+    output.push(`To start using pnpm, run:
+source ${report.configFile.path}
+`)
+  }
   return output.join('\n\n')
 }
 

packages/plugin-commands-setup/test/setup.test.ts

@@ -32,7 +32,9 @@ test('setup makes changes on POSIX', async () => {
 Next configuration changes were made:
 export PNPM_HOME=dir2
 
-Setup complete. Open a new terminal to start using pnpm.`)
+To start using pnpm, run:
+source ~/.bashrc
+`)
 })
 
 test('setup makes changes on Windows', async () => {