refactor: migrate to @metamask/messenger

[mikesposito]

Migrate from RestrictedMessenger to @metamask/messenger.

• Fixes Replace RestrictedMessenger with delegated Messenger #278

---

Note

Migrates messenger types and test setup from RestrictedMessenger to @metamask/messenger across keyring packages, updating dependencies and changelogs.

• Messaging migration (BREAKING):
  • Replace RestrictedMessenger from @metamask/base-controller with new Messenger from @metamask/messenger.
  • Update KeyringInternalSnapClientMessenger and SnapKeyringMessenger type definitions to use Messenger.
  • Adjust event payload typing via ExtractEventPayload from @metamask/messenger.
• Tests:
  • Refactor SnapKeyring.test.ts to construct Messenger with namespaces (MOCK_ANY_NAMESPACE) and delegate allowed actions.
• Dependencies:
  • Add @metamask/messenger@^0.3.0; remove @metamask/base-controller from affected packages.
• Changelogs:
  • Note breaking changes for @metamask/keyring-internal-snap-client and @metamask/eth-snap-keyring regarding the messenger migration.

^{Written by Cursor Bugbot for commit 74cd0f8. This will update automatically on new commits. Configure here.}

[mikesposito]

@metamaskbot publish-previews

[socket-security]

Review the following changes in direct dependencies. Learn more about Socket for GitHub.

Diff	Package	Supply Chain Security	Vulnerability	Quality	Maintenance	License
	@​metamask/​messenger@​0.3.0

View full report

[github-actions]

Preview builds have been published. See these instructions (from the core monorepo) for more information about preview builds.

Expand for full list of packages and versions.

{
  "@metamask-previews/account-api": "0.12.0-74cd0f8",
  "@metamask-previews/keyring-api": "21.1.0-74cd0f8",
  "@metamask-previews/eth-hd-keyring": "13.0.0-74cd0f8",
  "@metamask-previews/eth-ledger-bridge-keyring": "11.1.2-74cd0f8",
  "@metamask-previews/eth-qr-keyring": "1.1.0-74cd0f8",
  "@metamask-previews/eth-simple-keyring": "11.0.0-74cd0f8",
  "@metamask-previews/eth-trezor-keyring": "9.0.0-74cd0f8",
  "@metamask-previews/keyring-internal-api": "9.1.0-74cd0f8",
  "@metamask-previews/keyring-internal-snap-client": "7.2.0-74cd0f8",
  "@metamask-previews/eth-snap-keyring": "17.3.0-74cd0f8",
  "@metamask-previews/keyring-snap-client": "8.1.0-74cd0f8",
  "@metamask-previews/keyring-snap-sdk": "7.1.0-74cd0f8",
  "@metamask-previews/keyring-utils": "3.1.0-74cd0f8"
}

[cryptodev-2s]

LGTM!