allow to automatically enable corepack

.changeset/dry-rocks-smash.md

@@ -0,0 +1,5 @@
+---
+"fnm": minor
+---
+
+Add --corepack-enabled flag for automatically enabling corepack on fnm install

.changeset/rare-otters-perform.md

@@ -0,0 +1,5 @@
+---
+"fnm": patch
+---
+
+use cygwinpath to make the path posix-like on Windows Bash usage

docs/commands.md

@@ -13,6 +13,13 @@ OPTIONS:
 
             [env: FNM_ARCH]
 
+        --corepack-enabled
+            Enable corepack support for each new installation. This will make fnm call `corepack
+            enable` on every Node.js installation. For more information about corepack see
+            https://nodejs.org/api/corepack.html
+
+            [env: FNM_COREPACK_ENABLED]
+
         --fnm-dir <BASE_DIR>
             The root directory of fnm installations
 
@@ -101,6 +108,13 @@ OPTIONS:
 
             [env: FNM_ARCH]
 
+        --corepack-enabled
+            Enable corepack support for each new installation. This will make fnm call `corepack
+            enable` on every Node.js installation. For more information about corepack see
+            https://nodejs.org/api/corepack.html
+
+            [env: FNM_COREPACK_ENABLED]
+
         --fnm-dir <BASE_DIR>
             The root directory of fnm installations
 
@@ -151,6 +165,13 @@ OPTIONS:
 
             [env: FNM_ARCH]
 
+        --corepack-enabled
+            Enable corepack support for each new installation. This will make fnm call `corepack
+            enable` on every Node.js installation. For more information about corepack see
+            https://nodejs.org/api/corepack.html
+
+            [env: FNM_COREPACK_ENABLED]
+
         --fnm-dir <BASE_DIR>
             The root directory of fnm installations
 
@@ -204,6 +225,13 @@ OPTIONS:
 
             [env: FNM_ARCH]
 
+        --corepack-enabled
+            Enable corepack support for each new installation. This will make fnm call `corepack
+            enable` on every Node.js installation. For more information about corepack see
+            https://nodejs.org/api/corepack.html
+
+            [env: FNM_COREPACK_ENABLED]
+
         --fnm-dir <BASE_DIR>
             The root directory of fnm installations
 
@@ -260,6 +288,13 @@ OPTIONS:
 
             [env: FNM_ARCH]
 
+        --corepack-enabled
+            Enable corepack support for each new installation. This will make fnm call `corepack
+            enable` on every Node.js installation. For more information about corepack see
+            https://nodejs.org/api/corepack.html
+
+            [env: FNM_COREPACK_ENABLED]
+
         --fnm-dir <BASE_DIR>
             The root directory of fnm installations
 
@@ -317,6 +352,13 @@ OPTIONS:
 
             [env: FNM_ARCH]
 
+        --corepack-enabled
+            Enable corepack support for each new installation. This will make fnm call `corepack
+            enable` on every Node.js installation. For more information about corepack see
+            https://nodejs.org/api/corepack.html
+
+            [env: FNM_COREPACK_ENABLED]
+
         --fnm-dir <BASE_DIR>
             The root directory of fnm installations
 
@@ -387,6 +429,13 @@ OPTIONS:
 
             [env: FNM_ARCH]
 
+        --corepack-enabled
+            Enable corepack support for each new installation. This will make fnm call `corepack
+            enable` on every Node.js installation. For more information about corepack see
+            https://nodejs.org/api/corepack.html
+
+            [env: FNM_COREPACK_ENABLED]
+
         --fnm-dir <BASE_DIR>
             The root directory of fnm installations
 
@@ -450,6 +499,13 @@ OPTIONS:
 
             [env: FNM_ARCH]
 
+        --corepack-enabled
+            Enable corepack support for each new installation. This will make fnm call `corepack
+            enable` on every Node.js installation. For more information about corepack see
+            https://nodejs.org/api/corepack.html
+
+            [env: FNM_COREPACK_ENABLED]
+
         --fnm-dir <BASE_DIR>
             The root directory of fnm installations
 
@@ -506,6 +562,13 @@ OPTIONS:
 
             [env: FNM_ARCH]
 
+        --corepack-enabled
+            Enable corepack support for each new installation. This will make fnm call `corepack
+            enable` on every Node.js installation. For more information about corepack see
+            https://nodejs.org/api/corepack.html
+
+            [env: FNM_COREPACK_ENABLED]
+
         --fnm-dir <BASE_DIR>
             The root directory of fnm installations
 
@@ -556,6 +619,13 @@ OPTIONS:
 
             [env: FNM_ARCH]
 
+        --corepack-enabled
+            Enable corepack support for each new installation. This will make fnm call `corepack
+            enable` on every Node.js installation. For more information about corepack see
+            https://nodejs.org/api/corepack.html
+
+            [env: FNM_COREPACK_ENABLED]
+
         --fnm-dir <BASE_DIR>
             The root directory of fnm installations
 
@@ -610,6 +680,13 @@ OPTIONS:
 
             [env: FNM_ARCH]
 
+        --corepack-enabled
+            Enable corepack support for each new installation. This will make fnm call `corepack
+            enable` on every Node.js installation. For more information about corepack see
+            https://nodejs.org/api/corepack.html
+
+            [env: FNM_COREPACK_ENABLED]
+
         --fnm-dir <BASE_DIR>
             The root directory of fnm installations
 
@@ -667,6 +744,13 @@ OPTIONS:
 
             [env: FNM_ARCH]
 
+        --corepack-enabled
+            Enable corepack support for each new installation. This will make fnm call `corepack
+            enable` on every Node.js installation. For more information about corepack see
+            https://nodejs.org/api/corepack.html
+
+            [env: FNM_COREPACK_ENABLED]
+
         --fnm-dir <BASE_DIR>
             The root directory of fnm installations
 
@@ -721,6 +805,13 @@ OPTIONS:
 
             [env: FNM_ARCH]
 
+        --corepack-enabled
+            Enable corepack support for each new installation. This will make fnm call `corepack
+            enable` on every Node.js installation. For more information about corepack see
+            https://nodejs.org/api/corepack.html
+
+            [env: FNM_COREPACK_ENABLED]
+
         --fnm-dir <BASE_DIR>
             The root directory of fnm installations
 

e2e/__snapshots__/corepack.test.ts.snap

@@ -0,0 +1,28 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`Bash installs corepack: Bash 1`] = `
+"set -e
+eval "$(fnm env --corepack-enabled)"
+fnm install 18
+fnm exec --using=18 node test-pnpm-corepack.js"
+`;
+
+exports[`Fish installs corepack: Fish 1`] = `
+"fnm env --corepack-enabled | source
+fnm install 18
+fnm exec --using=18 node test-pnpm-corepack.js"
+`;
+
+exports[`PowerShell installs corepack: PowerShell 1`] = `
+"$ErrorActionPreference = "Stop"
+fnm env --corepack-enabled | Out-String | Invoke-Expression
+fnm install 18
+fnm exec --using=18 node test-pnpm-corepack.js"
+`;
+
+exports[`Zsh installs corepack: Zsh 1`] = `
+"set -e
+eval "$(fnm env --corepack-enabled)"
+fnm install 18
+fnm exec --using=18 node test-pnpm-corepack.js"
+`;

e2e/corepack.test.ts

@@ -0,0 +1,54 @@
+import fs from "fs"
+import { script } from "./shellcode/script.js"
+import { Bash, Fish, PowerShell, Zsh } from "./shellcode/shells.js"
+import describe from "./describe.js"
+import path from "path"
+import testCwd from "./shellcode/test-cwd.js"
+import { createRequire } from "module"
+
+const require = createRequire(import.meta.url)
+const whichPath = require.resolve("which")
+
+const nodescript = `
+  const which = require(${JSON.stringify(whichPath)});
+  const pnpmBinary = which.sync('pnpm')
+  const nodeBinary = which.sync('node')
+
+  const binPath = require('path').dirname(nodeBinary);
+
+  if (!pnpmBinary.includes(binPath)) {
+    console.log('pnpm not found in current Node.js bin', { binPath, pnpmBinary });
+    process.exit(1);
+  }
+  const scriptContents = require('fs').readFileSync(pnpmBinary, 'utf8');
+  console.log('scriptContents', scriptContents)
+  if (!scriptContents.includes('corepack')) {
+    console.log('corepack not found in pnpm script');
+    process.exit(1);
+  }
+`
+
+for (const shell of [Bash, Fish, PowerShell, Zsh]) {
+  describe(shell, () => {
+    test(`installs corepack`, async () => {
+      const cwd = testCwd()
+      const filepath = path.join(cwd, "test-pnpm-corepack.js")
+      fs.writeFileSync(filepath, nodescript)
+
+      await script(shell)
+        .then(shell.env({ corepackEnabled: true }))
+        .then(shell.call("fnm", ["install", "18"]))
+        .then(
+          shell.call("fnm", [
+            "exec",
+            "--using=18",
+            "node",
+            "test-pnpm-corepack.js",
+          ])
+        )
+        .takeSnapshot(shell)
+        // .addExtraEnvVar("RUST_LOG", "fnm=debug")
+        .execute(shell)
+    })
+  })
+}

e2e/env.test.ts

@@ -26,6 +26,7 @@ for (const shell of [Bash, Zsh, Fish, PowerShell, WinCmd]) {
           FNM_LOGLEVEL: "info",
           FNM_MULTISHELL_PATH: expect.any(String),
           FNM_NODE_DIST_MIRROR: expect.any(String),
+          FNM_COREPACK_ENABLED: "false",
           FNM_VERSION_FILE_STRATEGY: "local",
         })
       }

e2e/shellcode/script.ts

@@ -15,7 +15,8 @@ class Script {
     private readonly config: {
       fnmDir: string
     },
-    private readonly lines: ScriptLine[]
+    private readonly lines: ScriptLine[],
+    private readonly extraEnvVars: Record<string, string> = {}
   ) {}
   then(line: ScriptLine): Script {
     return new Script(this.config, [...this.lines, line])
@@ -28,6 +29,14 @@ class Script {
     return this
   }
 
+  addExtraEnvVar(name: string, value: string): this {
+    return new Script(
+      this.config,
+      this.lines,
+      Object.assign({}, this.extraEnvVars, { [name]: value })
+    ) as this
+  }
+
   async execute(
     shell: Pick<
       Shell,
@@ -54,6 +63,7 @@ class Script {
       cwd: testCwd(),
       env: (() => {
         const newProcessEnv: Record<string, string> = {
+          ...this.extraEnvVars,
           ...removeAllFnmEnvVars(process.env),
           PATH: [testBinDir(), fnmTargetDir(), process.env.PATH]
             .filter(Boolean)
@@ -119,8 +129,8 @@ function streamOutputsAndBuffer(child: ExecaChildProcess) {
 
   if (child.stdout) {
     child.stdout.on("data", (data) => {
-      const line = data.toString().trim()
-      if (line) {
+      const lines = data.toString().trim().split(/\r?\n/)
+      for (const line of lines) {
         process.stdout.write(`${stdoutPrefix}${line}\n`)
       }
       stdout.push(data.toString())
@@ -129,8 +139,8 @@ function streamOutputsAndBuffer(child: ExecaChildProcess) {
 
   if (child.stderr) {
     child.stderr.on("data", (data) => {
-      const line = data.toString().trim()
-      if (line) {
+      const lines = data.toString().trim().split(/\r?\n/)
+      for (const line of lines) {
         process.stdout.write(`${stderrPrefix}${line}\n`)
       }
       stderr.push(data.toString())

e2e/shellcode/shells/cmdEnv.ts

@@ -1,14 +1,19 @@
 import { ScriptLine, define } from "./types.js"
 
-type EnvConfig = { useOnCd: boolean; logLevel: string }
+type EnvConfig = {
+  useOnCd: boolean
+  logLevel: string
+  corepackEnabled: boolean
+}
 export type HasEnv = { env(cfg: Partial<EnvConfig>): ScriptLine }
 
 function stringify(envConfig: Partial<EnvConfig> = {}) {
-  const { useOnCd, logLevel } = envConfig
+  const { useOnCd, logLevel, corepackEnabled } = envConfig
   return [
     `fnm env`,
     useOnCd && "--use-on-cd",
     logLevel && `--log-level=${logLevel}`,
+    corepackEnabled && "--corepack-enabled",
   ]
     .filter(Boolean)
     .join(" ")

package.json

@@ -42,6 +42,7 @@
     "ts-dedent": "^2.2.0",
     "ts-jest": "^29.0.3",
     "typescript": "^4.8.4",
+    "which": "^3.0.1",
     "zod": "^3.19.1"
   },
   "prettier": {