fix: properly find and run global scoped packages (#5250)

5 files changed, 84 insertions, 22 deletions

diff --git a/lib/commands/exec.js b/lib/commands/exec.js
index 85a71923f..ddbb5f7cf 100644
--- a/lib/commands/exec.js
+++ b/lib/commands/exec.js
@@ -1,3 +1,4 @@
+const path = require('path')
 const libexec = require('libnpmexec')
 const BaseCommand = require('../base-command.js')
 
@@ -24,7 +25,7 @@ class Exec extends BaseCommand {
 
   async exec (_args, { locationMsg, runPath } = {}) {
     // This is where libnpmexec will look for locally installed packages
-    const path = this.npm.localPrefix
+    const localPrefix = this.npm.localPrefix
 
     // This is where libnpmexec will actually run the scripts from
     if (!runPath) {
@@ -37,6 +38,7 @@ class Exec extends BaseCommand {
       flatOptions,
       localBin,
       globalBin,
+      globalDir,
     } = this.npm
     const output = this.npm.output.bind(this.npm)
     const scriptShell = this.npm.config.get('script-shell') || undefined
@@ -57,9 +59,10 @@ class Exec extends BaseCommand {
       localBin,
       locationMsg,
       globalBin,
+      globalPath: path.resolve(globalDir, '..'),
       output,
       packages,
-      path,
+      path: localPrefix,
       runPath,
       scriptShell,
       yes,
diff --git a/test/fixtures/mock-npm.js b/test/fixtures/mock-npm.js
index 90bf7da4c..adf6c7432 100644
--- a/test/fixtures/mock-npm.js
+++ b/test/fixtures/mock-npm.js
@@ -63,7 +63,7 @@ const LoadMockNpm = async (t, {
   prefixDir = {},
   homeDir = {},
   cacheDir = {},
-  globalPrefixDir = {},
+  globalPrefixDir = { lib: {} },
   config = {},
   mocks = {},
   globals = null,
diff --git a/test/lib/commands/exec.js b/test/lib/commands/exec.js
index 6ac719122..6e4c3e224 100644
--- a/test/lib/commands/exec.js
+++ b/test/lib/commands/exec.js
@@ -42,7 +42,9 @@ t.test('registry package', async t => {
     }),
   })
 
-  await registry.package({ manifest,
+  await registry.package({
+    times: 2,
+    manifest,
     tarballs: {
       '1.0.0': path.join(npm.prefix, 'npm-exec-test'),
     } })
diff --git a/workspaces/libnpmexec/lib/index.js b/workspaces/libnpmexec/lib/index.js
index 0c66a2836..fcc596d31 100644
--- a/workspaces/libnpmexec/lib/index.js
+++ b/workspaces/libnpmexec/lib/index.js
@@ -27,8 +27,16 @@ const binPaths = []
 // spec.raw so we don't have to fetch again when we check npxCache
 const manifests = new Map()
 
+const getManifest = async (spec, flatOptions) => {
+  if (!manifests.get(spec.raw)) {
+    const manifest = await pacote.manifest(spec, { ...flatOptions, preferOnline: true })
+    manifests.set(spec.raw, manifest)
+  }
+  return manifests.get(spec.raw)
+}
+
 // Returns the required manifest if the spec is missing from the tree
-const missingFromTree = async ({ spec, tree, pacoteOpts }) => {
+const missingFromTree = async ({ spec, tree, flatOptions }) => {
   if (spec.registry && (spec.rawSpec === '' || spec.type !== 'tag')) {
     // registry spec that is not a specific tag.
     const nodesBySpec = tree.inventory.query('packageName', spec.name)
@@ -48,17 +56,11 @@ const missingFromTree = async ({ spec, tree, pacoteOpts }) => {
         }
       }
     }
-    if (!manifests.get(spec.raw)) {
-      manifests.set(spec.raw, await pacote.manifest(spec, pacoteOpts))
-    }
-    return manifests.get(spec.raw)
+    return await getManifest(spec, flatOptions)
   } else {
     // non-registry spec, or a specific tag.  Look up manifest and check
     // resolved to see if it's in the tree.
-    if (!manifests.get(spec.raw)) {
-      manifests.set(spec.raw, await pacote.manifest(spec, pacoteOpts))
-    }
-    const manifest = manifests.get(spec.raw)
+    const manifest = await getManifest(spec, flatOptions)
     const nodesByManifest = tree.inventory.query('packageName', manifest.name)
     for (const node of nodesByManifest) {
       if (node.package.resolved === manifest._resolved) {
@@ -78,6 +80,7 @@ const exec = async (opts) => {
     localBin = resolve('./node_modules/.bin'),
     locationMsg = undefined,
     globalBin = '',
+    globalPath = '',
     output,
     // dereference values because we manipulate it later
     packages: [...packages] = [],
@@ -106,9 +109,9 @@ const exec = async (opts) => {
     return run()
   }
 
-  const pacoteOpts = { ...flatOptions, perferOnline: true }
-
   const needPackageCommandSwap = (args.length > 0) && (packages.length === 0)
+  // If they asked for a command w/o specifying a package, see if there is a
+  // bin that directly matches that name either globally or in the local tree.
   if (needPackageCommandSwap) {
     const dir = dirname(dirname(localBin))
     const localBinPath = await localFileExists(dir, args[0], '/')
@@ -131,25 +134,34 @@ const exec = async (opts) => {
   const needInstall = []
   await Promise.all(packages.map(async pkg => {
     const spec = npa(pkg, path)
-    const manifest = await missingFromTree({ spec, tree: localTree, pacoteOpts })
+    const manifest = await missingFromTree({ spec, tree: localTree, flatOptions })
     if (manifest) {
+      // Package does not exist in the local tree
       needInstall.push({ spec, manifest })
     }
   }))
 
   if (needPackageCommandSwap) {
     // Either we have a scoped package or the bin of our package we inferred
-    // from arg[0] is not identical to the package name
+    // from arg[0] might not be identical to the package name
+    const spec = npa(args[0])
     let commandManifest
     if (needInstall.length === 0) {
-      commandManifest = await pacote.manifest(args[0], {
-        ...flatOptions,
-        preferOnline: true,
-      })
+      commandManifest = await getManifest(spec, flatOptions)
     } else {
       commandManifest = needInstall[0].manifest
     }
+
     args[0] = getBinFromManifest(commandManifest)
+
+    // See if the package is installed globally, and run the translated bin
+    const globalArb = new Arborist({ ...flatOptions, path: globalPath, global: true })
+    const globalTree = await globalArb.loadActual()
+    const globalManifest = await missingFromTree({ spec, tree: globalTree, flatOptions })
+    if (!globalManifest) {
+      binPaths.push(globalBin)
+      return await run()
+    }
   }
 
   const add = []
@@ -171,7 +183,7 @@ const exec = async (opts) => {
     })
     const npxTree = await npxArb.loadActual()
     await Promise.all(needInstall.map(async ({ spec }) => {
-      const manifest = await missingFromTree({ spec, tree: npxTree, pacoteOpts })
+      const manifest = await missingFromTree({ spec, tree: npxTree, flatOptions })
       if (manifest) {
         // Manifest is not in npxCache, we need to install it there
         if (!spec.registry) {
diff --git a/workspaces/libnpmexec/test/index.js b/workspaces/libnpmexec/test/index.js
index 0eae95910..236e4f508 100644
--- a/workspaces/libnpmexec/test/index.js
+++ b/workspaces/libnpmexec/test/index.js
@@ -485,6 +485,51 @@ t.test('global space pkg', async t => {
   t.equal(res, 'GLOBAL PKG', 'should run local pkg bin script')
 })
 
+t.test('global scoped pkg', async t => {
+  const pkg = {
+    name: '@ruyadorno/create-test',
+    bin: {
+      'create-test': 'index.js',
+    },
+  }
+  const path = t.testdir({
+    cache: {},
+    npxCache: {},
+    global: {
+      node_modules: {
+        '.bin': {},
+        '@ruyadorno': {
+          'create-test': {
+            'index.js': `#!/usr/bin/env node
+    require('fs').writeFileSync(process.argv.slice(2)[0], 'GLOBAL PKG')`,
+            'package.json': JSON.stringify(pkg),
+          },
+        },
+      },
+    },
+  })
+  const globalBin = resolve(path, 'global/node_modules/.bin')
+  const globalPath = resolve(path, 'global')
+  const runPath = path
+
+  await binLinks({
+    path: resolve(path, 'global/node_modules/@ruyadorno/create-test'),
+    pkg,
+  })
+
+  await libexec({
+    ...baseOpts,
+    args: ['@ruyadorno/create-test', 'resfile'],
+    globalBin,
+    globalPath,
+    path,
+    runPath,
+  })
+
+  const res = fs.readFileSync(resolve(path, 'resfile')).toString()
+  t.equal(res, 'GLOBAL PKG', 'should run global pkg bin script')
+})
+
 t.test('run from registry - no local packages', async t => {
   const testdir = t.testdir({
     cache: {},