feat(workspaces): add repo and docs

This adds workspaces support to `npm repo` and `npm docs`.

It also updates the usage output to support the -w and -ws parameters
output, and cleans up some unneccessary functions in `run-script` and
`exec`.

PR-URL: #2972
Credit: @wraithgar
Close: #2972
Reviewed-by: @nlf

lib/base-command.js

@@ -27,6 +27,7 @@ class BaseCommand {
       usage = `${usage}${this.constructor.usage.map(u => `npm ${this.constructor.name} ${u}`).join('\n')}`
 
     if (this.constructor.params)
+      // TODO word wrap this along params boundaries
       usage = `${usage}\n\nOptions:\n[${this.constructor.params.map(p => ConfigDefinitions[p].usage).join('] [')}]`
 
     // Mostly this just appends aliases, this could be more clear

lib/docs.js

@@ -2,6 +2,7 @@ const log = require('npmlog')
 const pacote = require('pacote')
 const openUrl = require('./utils/open-url.js')
 const hostedFromMani = require('./utils/hosted-git-info-from-manifest.js')
+const getWorkspaces = require('./workspaces/get-workspaces.js')
 
 const BaseCommand = require('./base-command.js')
 class Docs extends BaseCommand {
@@ -15,6 +16,11 @@ class Docs extends BaseCommand {
     return 'docs'
   }
 
+  /* istanbul ignore next - see test/lib/load-all-commands.js */
+  static get params () {
+    return ['browser', 'workspace', 'workspaces']
+  }
+
   /* istanbul ignore next - see test/lib/load-all-commands.js */
   static get usage () {
     return ['[<pkgname> [<pkgname> ...]]']
@@ -24,13 +30,23 @@ class Docs extends BaseCommand {
     this.docs(args).then(() => cb()).catch(cb)
   }
 
+  execWorkspaces (args, filters, cb) {
+    this.docsWorkspaces(args, filters).then(() => cb()).catch(cb)
+  }
+
   async docs (args) {
     if (!args || !args.length)
       args = ['.']
 
     await Promise.all(args.map(pkg => this.getDocs(pkg)))
   }
 
+  async docsWorkspaces (args, filters) {
+    const workspaces =
+      await getWorkspaces(filters, { path: this.npm.localPrefix })
+    return this.docs([...workspaces.values()])
+  }
+
   async getDocs (pkg) {
     const opts = { ...this.npm.flatOptions, fullMetadata: true }
     const mani = await pacote.manifest(pkg, opts)

lib/exec.js

@@ -53,6 +53,11 @@ class Exec extends BaseCommand {
     return 'Run a command from a local or remote npm package'
   }
 
+  /* istanbul ignore next - see test/lib/load-all-commands.js */
+  static get params () {
+    return ['workspace', 'workspaces']
+  }
+
   /* istanbul ignore next - see test/lib/load-all-commands.js */
   static get name () {
     return 'exec'
@@ -339,12 +344,9 @@ class Exec extends BaseCommand {
       .slice(0, 16)
   }
 
-  async workspaces (filters) {
-    return getWorkspaces(filters, { path: this.npm.localPrefix })
-  }
-
   async _execWorkspaces (args, filters) {
-    const workspaces = await this.workspaces(filters)
+    const workspaces =
+      await getWorkspaces(filters, { path: this.npm.localPrefix })
     const getLocationMsg = async path => {
       const color = this.npm.config.get('color')
       const colorize = color ? chalk : nocolor

lib/repo.js

@@ -1,5 +1,6 @@
 const log = require('npmlog')
 const pacote = require('pacote')
+const getWorkspaces = require('./workspaces/get-workspaces.js')
 const { URL } = require('url')
 
 const hostedFromMani = require('./utils/hosted-git-info-from-manifest.js')
@@ -17,6 +18,11 @@ class Repo extends BaseCommand {
     return 'repo'
   }
 
+  /* istanbul ignore next - see test/lib/load-all-commands.js */
+  static get params () {
+    return ['browser', 'workspace', 'workspaces']
+  }
+
   /* istanbul ignore next - see test/lib/load-all-commands.js */
   static get usage () {
     return ['[<pkgname> [<pkgname> ...]]']
@@ -26,13 +32,23 @@ class Repo extends BaseCommand {
     this.repo(args).then(() => cb()).catch(cb)
   }
 
+  execWorkspaces (args, filters, cb) {
+    this.repoWorkspaces(args, filters).then(() => cb()).catch(cb)
+  }
+
   async repo (args) {
     if (!args || !args.length)
       args = ['.']
 
     await Promise.all(args.map(pkg => this.get(pkg)))
   }
 
+  async repoWorkspaces (args, filters) {
+    const workspaces =
+      await getWorkspaces(filters, { path: this.npm.localPrefix })
+    return this.repo([...workspaces.values()])
+  }
+
   async get (pkg) {
     const opts = { ...this.npm.flatOptions, fullMetadata: true }
     const mani = await pacote.manifest(pkg, opts)

lib/run-script.js

@@ -34,6 +34,11 @@ class RunScript extends BaseCommand {
     return 'Run arbitrary package scripts'
   }
 
+  /* istanbul ignore next - see test/lib/load-all-commands.js */
+  static get params () {
+    return ['workspace', 'workspaces']
+  }
+
   /* istanbul ignore next - see test/lib/load-all-commands.js */
   static get name () {
     return 'run-script'
@@ -182,13 +187,10 @@ class RunScript extends BaseCommand {
     return allScripts
   }
 
-  async workspaces (filters) {
-    return getWorkspaces(filters, { path: this.npm.localPrefix })
-  }
-
   async runWorkspaces (args, filters) {
     const res = []
-    const workspaces = await this.workspaces(filters)
+    const workspaces =
+      await getWorkspaces(filters, { path: this.npm.localPrefix })
 
     for (const workspacePath of workspaces.values()) {
       const pkg = await rpj(`${workspacePath}/package.json`)
@@ -219,7 +221,8 @@ class RunScript extends BaseCommand {
   }
 
   async listWorkspaces (args, filters) {
-    const workspaces = await this.workspaces(filters)
+    const workspaces =
+      await getWorkspaces(filters, { path: this.npm.localPrefix })
 
     if (log.level === 'silent')
       return

lib/utils/config/definition.js

@@ -45,6 +45,7 @@ class Definition {
       this.defaultDescription = describeValue(this.default)
     if (!this.typeDescription)
       this.typeDescription = describeType(this.type)
+    // hint is only used for non-boolean values
     if (!this.hint)
       this.hint = `<${this.key}>`
     if (!this.usage)
@@ -79,26 +80,43 @@ ${description}
   }
 }
 
-// Usage for a single param, abstracted because we have arrays of types in
-// config definition
-const paramUsage = (type, def) => {
+const describeUsage = (def) => {
   let key = `--${def.key}`
   if (def.short && typeof def.short === 'string')
     key = `-${def.short}|${key}`
-  if (type === Boolean)
-    return `${key}`
-  else
-    return `${key} ${def.hint}`
-}
 
-const describeUsage = (def) => {
-  if (Array.isArray(def.type)) {
-    if (!def.type.some(d => d !== null && typeof d !== 'string'))
-      return `--${def.key} <${def.type.filter(d => d).join('|')}>`
-    else
-      return def.type.filter(d => d).map((t) => paramUsage(t, def)).join('|')
+  // Single type
+  if (!Array.isArray(def.type))
+    return `${key}${def.type === Boolean ? '' : ' ' + def.hint}`
+
+  // Multiple types
+  let types = def.type
+  const multiple = types.includes(Array)
+  const bool = types.includes(Boolean)
+
+  // null type means optional and doesn't currently affect usage output since
+  // all non-optional params have defaults so we render everything as optional
+  types = types.filter(t => t !== null && t !== Array && t !== Boolean)
+
+  if (!types.length)
+    return key
+
+  let description
+  if (!types.some(t => typeof t !== 'string'))
+    // Specific values, use specifics given
+    description = `<${types.filter(d => d).join('|')}>`
+  else {
+    // Generic values, use hint
+    description = def.hint
   }
-  return paramUsage(def.type, def)
+
+  if (multiple)
+    description = `${description} [${description} ...]`
+
+  if (bool)
+    key = `${key}|${key}`
+
+  return `${key} ${description}`
 }
 
 const describeType = type => {

lib/utils/config/definitions.js

@@ -223,7 +223,7 @@ define('audit', {
 
 define('audit-level', {
   default: null,
-  type: ['info', 'low', 'moderate', 'high', 'critical', 'none', null],
+  type: [null, 'info', 'low', 'moderate', 'high', 'critical', 'none'],
   description: `
     The minimum level of vulnerability for \`npm audit\` to exit with
     a non-zero exit code.
@@ -2042,6 +2042,7 @@ define('which', {
 define('workspace', {
   default: [],
   type: [String, Array],
+  hint: '<workspace-name>',
   short: 'w',
   description: `
     Enable running a command in the context of the configured workspaces of the

tap-snapshots/test-lib-utils-config-describe-all.js-TAP.test.js

@@ -64,7 +64,7 @@ registry and all registries configured for scopes. See the documentation for
 #### \`audit-level\`
 
 * Default: null
-* Type: "info", "low", "moderate", "high", "critical", "none", or null
+* Type: null, "info", "low", "moderate", "high", "critical", or "none"
 
 The minimum level of vulnerability for \`npm audit\` to exit with a non-zero
 exit code.

tap-snapshots/test-lib-utils-npm-usage.js-TAP.test.js

@@ -334,6 +334,9 @@ All commands:
                     Usage:
                     npm docs [<pkgname> [<pkgname> ...]]
                     
+                    Options:
+                    [--browser|--browser <browser>] [-w|--workspace <workspace-name> [<workspace-name> ...]] [-ws|--workspaces]
+                    
                     alias: home
                     
                     Run "npm help docs" for more info
@@ -366,6 +369,9 @@ All commands:
                     npm exec -c '<cmd> [args...]'
                     npm exec --package=foo -c '<cmd> [args...]'
                     
+                    Options:
+                    [-w|--workspace <workspace-name> [<workspace-name> ...]] [-ws|--workspaces]
+                    
                     alias: x
                     
                     Run "npm help exec" for more info
@@ -695,6 +701,9 @@ All commands:
                     Usage:
                     npm repo [<pkgname> [<pkgname> ...]]
                     
+                    Options:
+                    [--browser|--browser <browser>] [-w|--workspace <workspace-name> [<workspace-name> ...]] [-ws|--workspaces]
+                    
                     Run "npm help repo" for more info
 
     restart         npm restart
@@ -725,6 +734,9 @@ All commands:
                     Usage:
                     npm run-script <command> [-- <args>]
                     
+                    Options:
+                    [-w|--workspace <workspace-name> [<workspace-name> ...]] [-ws|--workspaces]
+                    
                     aliases: run, rum, urn
                     
                     Run "npm help run-script" for more info