fix: refactor get package name

lib/diff.js

@@ -8,7 +8,7 @@ const npmlog = require('npmlog')
 const pacote = require('pacote')
 const pickManifest = require('npm-pick-manifest')
 
-const readLocalPkg = require('./utils/read-local-package.js')
+const readPackageName = require('./utils/read-package-name.js')
 const BaseCommand = require('./base-command.js')
 
 class Diff extends BaseCommand {
@@ -97,7 +97,7 @@ class Diff extends BaseCommand {
     let noPackageJson
     let pkgName
     try {
-      pkgName = await readLocalPkg(this.npm)
+      pkgName = await readPackageName(this.npm.prefix)
     } catch (e) {
       npmlog.verbose('diff', 'could not read project dir package.json')
       noPackageJson = true
@@ -120,7 +120,7 @@ class Diff extends BaseCommand {
     let noPackageJson
     let pkgName
     try {
-      pkgName = await readLocalPkg(this.npm)
+      pkgName = await readPackageName(this.npm.prefix)
     } catch (e) {
       npmlog.verbose('diff', 'could not read project dir package.json')
       noPackageJson = true
@@ -238,7 +238,7 @@ class Diff extends BaseCommand {
     if (semverA && semverB) {
       let pkgName
       try {
-        pkgName = await readLocalPkg(this.npm)
+        pkgName = await readPackageName(this.npm.prefix)
       } catch (e) {
         npmlog.verbose('diff', 'could not read project dir package.json')
       }

lib/dist-tag.js

@@ -4,7 +4,7 @@ const regFetch = require('npm-registry-fetch')
 const semver = require('semver')
 
 const otplease = require('./utils/otplease.js')
-const readLocalPkgName = require('./utils/read-local-package.js')
+const readPackageName = require('./utils/read-package-name.js')
 const getWorkspaces = require('./workspaces/get-workspaces.js')
 const BaseCommand = require('./base-command.js')
 
@@ -64,7 +64,7 @@ class DistTag extends BaseCommand {
       // should be listing the existing tags
       return this.list(cmdName, opts)
     } else
-      throw this.usage
+      throw this.usageError()
   }
 
   execWorkspaces (args, filters, cb) {
@@ -102,7 +102,7 @@ class DistTag extends BaseCommand {
     log.verbose('dist-tag add', defaultTag, 'to', spec.name + '@' + version)
 
     if (!spec.name || !version || !defaultTag)
-      throw this.usage
+      throw this.usageError()
 
     const t = defaultTag.trim()
 
@@ -135,7 +135,7 @@ class DistTag extends BaseCommand {
     log.verbose('dist-tag del', tag, 'from', spec.name)
 
     if (!spec.name)
-      throw this.usage
+      throw this.usageError()
 
     const tags = await this.fetchTags(spec, opts)
     if (!tags[tag]) {
@@ -157,9 +157,11 @@ class DistTag extends BaseCommand {
 
   async list (spec, opts) {
     if (!spec) {
-      const pkg = await readLocalPkgName(this.npm)
+      if (this.npm.config.get('global'))
+        throw this.usageError()
+      const pkg = await readPackageName(this.npm.prefix)
       if (!pkg)
-        throw this.usage
+        throw this.usageError()
 
       return this.list(pkg, opts)
     }

lib/owner.js

@@ -4,7 +4,7 @@ const npmFetch = require('npm-registry-fetch')
 const pacote = require('pacote')
 
 const otplease = require('./utils/otplease.js')
-const readLocalPkg = require('./utils/read-local-package.js')
+const readLocalPkgName = require('./utils/read-package-name.js')
 const BaseCommand = require('./base-command.js')
 
 class Owner extends BaseCommand {
@@ -47,7 +47,9 @@ class Owner extends BaseCommand {
 
     // reaches registry in order to autocomplete rm
     if (argv[2] === 'rm') {
-      const pkgName = await readLocalPkg(this.npm)
+      if (this.npm.config.get('global'))
+        return []
+      const pkgName = await readLocalPkgName(this.npm.prefix)
       if (!pkgName)
         return []
 
@@ -84,7 +86,10 @@ class Owner extends BaseCommand {
 
   async ls (pkg, opts) {
     if (!pkg) {
-      const pkgName = await readLocalPkg(this.npm)
+      if (this.npm.config.get('global'))
+        throw this.usageError()
+
+      const pkgName = await readLocalPkgName(this.npm.prefix)
       if (!pkgName)
         throw this.usageError()
 
@@ -113,7 +118,9 @@ class Owner extends BaseCommand {
       throw this.usageError()
 
     if (!pkg) {
-      const pkgName = await readLocalPkg(this.npm)
+      if (this.npm.config.get('global'))
+        throw this.usageError()
+      const pkgName = await readLocalPkgName(this.npm.prefix)
       if (!pkgName)
         throw this.usageError()
 
@@ -131,7 +138,9 @@ class Owner extends BaseCommand {
       throw this.usageError()
 
     if (!pkg) {
-      const pkgName = await readLocalPkg(this.npm)
+      if (this.npm.config.get('global'))
+        throw this.usageError()
+      const pkgName = await readLocalPkgName(this.npm.prefix)
       if (!pkgName)
         throw this.usageError()
 

lib/utils/read-local-package.js → lib/utils/read-package-name.js

@@ -1,10 +1,7 @@
 const { resolve } = require('path')
 const readJson = require('read-package-json-fast')
-async function readLocalPackageName (npm) {
-  if (npm.config.get('global'))
-    return
-
-  const filepath = resolve(npm.prefix, 'package.json')
+async function readLocalPackageName (prefix) {
+  const filepath = resolve(prefix, 'package.json')
   const json = await readJson(filepath)
   return json.name
 }

tap-snapshots/test/lib/dist-tag.js.test.cjs

@@ -6,7 +6,8 @@
  */
 'use strict'
 exports[`test/lib/dist-tag.js TAP add missing args > should exit usage error message 1`] = `
-npm dist-tag
+Error: 
+Usage: npm dist-tag
 
 Modify package distribution tags
 
@@ -21,11 +22,14 @@ Options:
 
 alias: dist-tags
 
-Run "npm help dist-tag" for more info
+Run "npm help dist-tag" for more info {
+  "code": "EUSAGE",
+}
 `
 
 exports[`test/lib/dist-tag.js TAP add missing pkg name > should exit usage error message 1`] = `
-npm dist-tag
+Error: 
+Usage: npm dist-tag
 
 Modify package distribution tags
 
@@ -40,7 +44,9 @@ Options:
 
 alias: dist-tags
 
-Run "npm help dist-tag" for more info
+Run "npm help dist-tag" for more info {
+  "code": "EUSAGE",
+}
 `
 
 exports[`test/lib/dist-tag.js TAP add new tag > should return success msg 1`] = `
@@ -53,7 +59,8 @@ dist-tag add 1.0.0 to @scoped/[email protected]
 `
 
 exports[`test/lib/dist-tag.js TAP borked cmd usage > should show usage error 1`] = `
-npm dist-tag
+Error: 
+Usage: npm dist-tag
 
 Modify package distribution tags
 
@@ -68,7 +75,31 @@ Options:
 
 alias: dist-tags
 
-Run "npm help dist-tag" for more info
+Run "npm help dist-tag" for more info {
+  "code": "EUSAGE",
+}
+`
+
+exports[`test/lib/dist-tag.js TAP ls global > should throw basic usage 1`] = `
+Error: 
+Usage: npm dist-tag
+
+Modify package distribution tags
+
+Usage:
+npm dist-tag add <pkg>@<version> [<tag>]
+npm dist-tag rm <pkg> <tag>
+npm dist-tag ls [<pkg>]
+
+Options:
+[-w|--workspace <workspace-name> [-w|--workspace <workspace-name> ...]]
+[-ws|--workspaces]
+
+alias: dist-tags
+
+Run "npm help dist-tag" for more info {
+  "code": "EUSAGE",
+}
 `
 
 exports[`test/lib/dist-tag.js TAP ls in current package > should list available tags for current package 1`] = `
@@ -78,7 +109,8 @@ latest: 1.0.0
 `
 
 exports[`test/lib/dist-tag.js TAP ls on missing name in current package > should throw usage error message 1`] = `
-npm dist-tag
+Error: 
+Usage: npm dist-tag
 
 Modify package distribution tags
 
@@ -93,7 +125,9 @@ Options:
 
 alias: dist-tags
 
-Run "npm help dist-tag" for more info
+Run "npm help dist-tag" for more info {
+  "code": "EUSAGE",
+}
 `
 
 exports[`test/lib/dist-tag.js TAP ls on missing package > should log no dist-tag found msg 1`] = `
@@ -133,7 +167,8 @@ exports[`test/lib/dist-tag.js TAP remove existing tag > should return success ms
 `
 
 exports[`test/lib/dist-tag.js TAP remove missing pkg name > should exit usage error message 1`] = `
-npm dist-tag
+Error: 
+Usage: npm dist-tag
 
 Modify package distribution tags
 
@@ -148,7 +183,9 @@ Options:
 
 alias: dist-tags
 
-Run "npm help dist-tag" for more info
+Run "npm help dist-tag" for more info {
+  "code": "EUSAGE",
+}
 `
 
 exports[`test/lib/dist-tag.js TAP remove non-existing tag > should log error msg 1`] = `