From c8b6d38bd4c1bd5e22bdafe8f42f06f66aacfcf4 Mon Sep 17 00:00:00 2001
From: Neil <4138956+nwparker@users.noreply.github.com>
Date: Wed, 28 Oct 2026 19:06:34 -0700
Subject: [PATCH] fix(ci): keep mobile localization out of desktop-only test
 installs (#35576)

Load the Hermes plural-rules polyfill from the phone app entry instead of
mobile-i18n, and transform mobile-i18n and its catalog loader without the
Expo tsconfig in root vitest.
---
 config/vitest.config.ts        | 4 +++-
 mobile/index.js                | 2 ++
 mobile/src/i18n/mobile-i18n.ts | 1 -
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/config/vitest.config.ts b/config/vitest.config.ts
index f3091ce8e62..ae0d35b28ee 100644
--- a/config/vitest.config.ts
+++ b/config/vitest.config.ts
@@ -23,7 +23,9 @@ const paletteMeasurementFile =
 const measurementFiles = [measurementFile, paletteMeasurementFile]
 const phoneContractModules = [
   'mobile/src/session/native-chat/mobile-native-chat-stream-frame.ts',
-  'mobile/src/session/mobile-native-chat-render-data.ts'
+  'mobile/src/session/mobile-native-chat-render-data.ts',
+  'mobile/src/i18n/mobile-i18n.ts',
+  'mobile/src/i18n/locale-catalog-imports.ts'
 ].map((file) => normalizePath(resolve(file)))
 const phoneContractPattern = new RegExp(
   `^(?:${phoneContractModules.map((file) => file.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')).join('|')})(?:\\?.*)?$`
diff --git a/mobile/index.js b/mobile/index.js
index 86c95f2717f..95199bf97c7 100644
--- a/mobile/index.js
+++ b/mobile/index.js
@@ -1,3 +1,5 @@
+// Before any module that builds i18next plural rules; kept out of mobile-i18n so desktop tests need no mobile deps.
+import './src/i18n/plural-rules-polyfill'
 // Headless notification launches do not mount the router layout.
 import './src/notifications/push-background-dismissal'
 import { loadPairedE2EENativeBindings } from './src/transport/paired-e2ee-native-bindings'
diff --git a/mobile/src/i18n/mobile-i18n.ts b/mobile/src/i18n/mobile-i18n.ts
index 97fdd3a7bed..a7b51d1acf4 100644
--- a/mobile/src/i18n/mobile-i18n.ts
+++ b/mobile/src/i18n/mobile-i18n.ts
@@ -1,4 +1,3 @@
-import './plural-rules-polyfill'
 import i18next, { type TOptions } from 'i18next'
 import { resolvePluralFamilyKey } from '../../../src/shared/i18n-plural-family'
 import { pseudoLocalizeString } from '../../../src/shared/pseudo-localization'