feat: add pkg fix subcommand

Author: wraithgar

docs/lib/content/commands/npm-pkg.md

@@ -135,6 +135,13 @@ Returned values are always in **json** format.
  npm pkg delete scripts.build
  ```
 
+* `npm pkg fix`
+
+ Auto corrects common errors in your `package.json`. npm already
+ does this during `publish`, which leads to subtle (mostly harmless)
+ differences between the contents of your `package.json` file and the
+ manifest that npm uses during installation.
+
 ### Workspaces support
 
 You can set/get/delete items across your configured workspaces by using the

lib/commands/pkg.js

@@ -11,6 +11,7 @@ class Pkg extends BaseCommand {
  'delete <key> [<key> ...]',
  'set [<array>[<index>].<key>=<value> ...]',
  'set [<array>[].<key>=<value> ...]',
+ 'fix',
  ]
 
  static params = [
@@ -45,6 +46,8 @@ class Pkg extends BaseCommand {
  return this.set(_args)
  case 'delete':
  return this.delete(_args)
+ case 'fix':
+ return this.fix(_args)
  default:
  throw this.usageError()
  }
@@ -136,6 +139,11 @@ class Pkg extends BaseCommand {
  pkgJson.update(q.toJSON())
  await pkgJson.save()
  }
+
+ async fix () {
+ const pkgJson = await PackageJson.fix(this.prefix)
+ await pkgJson.save()
+ }
 }
 
 module.exports = Pkg

tap-snapshots/test/lib/docs.js.test.cjs

@@ -3660,6 +3660,7 @@ npm pkg get [<key> [<key> ...]]
 npm pkg delete <key> [<key> ...]
 npm pkg set [<array>[<index>].<key>=<value> ...]
 npm pkg set [<array>[].<key>=<value> ...]
+npm pkg fix
 
 Options:
 [-f|--force] [--json]
@@ -3674,6 +3675,7 @@ npm pkg get [<key> [<key> ...]]
 npm pkg delete <key> [<key> ...]
 npm pkg set [<array>[<index>].<key>=<value> ...]
 npm pkg set [<array>[].<key>=<value> ...]
+npm pkg fix
 \`\`\`
 
 #### \`force\`

test/lib/commands/pkg.js

@@ -617,3 +617,21 @@ t.test('workspaces', async t => {
  'should delete version field from workspace b'
  )
 })
+
+t.test('fix', async t => {
+ const { pkg, readPackageJson } = await mockNpm(t, {
+ prefixDir: {
+ 'package.json': JSON.stringify({
+ name: 'foo ',
+ version: 'v1.1.1',
+ }),
+ },
+ })
+
+ await pkg('fix')
+ t.strictSame(
+ readPackageJson(),
+ { name: 'foo', version: '1.1.1' },
+ 'fixes package.json issues'
+ )
+})