Add workspaces support to reify/rebuild commands

This adds `--workspace` support to:

- audit (including audit fix)
- ci
- dedupe
- find-dupes
- install
- install-ci-test
- install-test
- prune
- rebuild
- uninstall
- update

Also addresses missing error handling case, identified by @timoxley.
https://github.com/npm/cli/pull/3227#discussion_r631024491

PR-URL: https://github.com/npm/cli/pull/3227
Credit: @isaacs
Close: #3227
Reviewed-by: @ruyadorno

2 files changed, 29 insertions, 3 deletions

diff --git a/test/lib/update.js b/test/lib/update.js
index 5396397d5..411d07592 100644
--- a/test/lib/update.js
+++ b/test/lib/update.js
@@ -37,7 +37,12 @@ t.test('no args', t => {
     constructor (args) {
       t.same(
         args,
-        { ...npm.flatOptions, path: npm.prefix, log: noop },
+        {
+          ...npm.flatOptions,
+          path: npm.prefix,
+          log: noop,
+          workspaces: null,
+        },
         'should call arborist contructor with expected args'
       )
     }
@@ -71,7 +76,12 @@ t.test('with args', t => {
     constructor (args) {
       t.same(
         args,
-        { ...npm.flatOptions, path: npm.prefix, log: noop },
+        {
+          ...npm.flatOptions,
+          path: npm.prefix,
+          log: noop,
+          workspaces: null,
+        },
         'should call arborist contructor with expected args'
       )
     }
@@ -139,7 +149,7 @@ t.test('update --global', t => {
       const { path, ...opts } = args
       t.same(
         opts,
-        { ...npm.flatOptions, log: noop },
+        { ...npm.flatOptions, log: noop, workspaces: undefined },
         'should call arborist contructor with expected options'
       )
 
diff --git a/test/lib/workspaces/arborist-cmd.js b/test/lib/workspaces/arborist-cmd.js
index cceeb68db..740ddb1ff 100644
--- a/test/lib/workspaces/arborist-cmd.js
+++ b/test/lib/workspaces/arborist-cmd.js
@@ -107,3 +107,19 @@ t.test('arborist-cmd', async t => {
     cmd.execWorkspaces([], ['./group'], res)
   })
 })
+
+t.test('handle getWorkspaces raising an error', t => {
+  const ArboristCmd = t.mock('../../../lib/workspaces/arborist-cmd.js', {
+    '../../../lib/workspaces/get-workspaces.js': async () => {
+      throw new Error('oopsie')
+    },
+  })
+  class TestCmd extends ArboristCmd {}
+  const cmd = new TestCmd()
+  cmd.npm = {}
+
+  cmd.execWorkspaces(['foo'], ['a'], er => {
+    t.match(er, { message: 'oopsie' })
+    t.end()
+  })
+})