fixup! EUSAGE for npm pkg

Author: lukekarrys

lib/commands/pkg.js

@@ -96,10 +96,7 @@ class Pkg extends BaseCommand {
 
   async set (args) {
     const setError = () =>
-      Object.assign(
-        new TypeError('npm pkg set expects a key=value pair of args.'),
-        { code: 'EPKGSET' }
-      )
+      this.usageError('npm pkg set expects a key=value pair of args.')
 
     if (!args.length)
       throw setError()
@@ -123,10 +120,7 @@ class Pkg extends BaseCommand {
 
   async delete (args) {
     const setError = () =>
-      Object.assign(
-        new TypeError('npm pkg delete expects key args.'),
-        { code: 'EPKGDELETE' }
-      )
+      this.usageError('npm pkg delete expects key args.')
 
     if (!args.length)
       throw setError()

packages/libnpmdiff/index.js

@@ -4,6 +4,10 @@ const formatDiff = require('./lib/format-diff.js')
 const getTarball = require('./lib/tarball.js')
 const untar = require('./lib/untar.js')
 
+// TODO: we test this condition in the diff command
+// so this error probably doesnt need to be here. Or
+// if it does we should figure out a standard code
+// so we can catch it in the cli and display it consistently
 const argsError = () =>
   Object.assign(
     new TypeError('libnpmdiff needs two arguments to compare'),

test/lib/commands/pkg.js

@@ -196,7 +196,7 @@ t.test('set no args', async t => {
   })
   await t.rejects(
     pkg.exec(['set']),
-    { code: 'EPKGSET' },
+    { code: 'EUSAGE' },
     'should throw an error if no args'
   )
 })
@@ -207,7 +207,7 @@ t.test('set missing value', async t => {
   })
   await t.rejects(
     pkg.exec(['set', 'key=']),
-    { code: 'EPKGSET' },
+    { code: 'EUSAGE' },
     'should throw an error if missing value'
   )
 })
@@ -218,7 +218,7 @@ t.test('set missing key', async t => {
   })
   await t.rejects(
     pkg.exec(['set', '=value']),
-    { code: 'EPKGSET' },
+    { code: 'EUSAGE' },
     'should throw an error if missing key'
   )
 })
@@ -424,7 +424,7 @@ t.test('delete no args', async t => {
   })
   await t.rejects(
     pkg.exec(['delete']),
-    { code: 'EPKGDELETE' },
+    { code: 'EUSAGE' },
     'should throw an error if deleting no args'
   )
 })
@@ -435,7 +435,7 @@ t.test('delete invalid key', async t => {
   })
   await t.rejects(
     pkg.exec(['delete', '']),
-    { code: 'EPKGDELETE' },
+    { code: 'EUSAGE' },
     'should throw an error if deleting invalid args'
   )
 })