remove shallowequal

shared/chat/conversation/list-area/index.desktop.tsx

@@ -15,7 +15,7 @@ import {globalMargins} from '@/styles/shared'
 import {FocusContext, ScrollContext} from '../normal/context'
 import {chatDebugEnabled} from '@/constants/chat/debug'
 import logger from '@/logger'
-import shallowEqual from 'shallowequal'
+import shallowEqual from '@/util/shallow-equal'
 import useResizeObserver from '@/util/use-resize-observer.desktop'
 import useIntersectionObserver from '@/util/use-intersection-observer'
 import {useConfigState} from '@/stores/config'

shared/common-adapters/popup/floating-box/index.desktop.tsx

@@ -1,8 +1,8 @@
 import * as React from 'react'
 import type {Props} from '.'
+import shallowEqual from '@/util/shallow-equal'
 import {RelativeFloatingBox} from './relative-floating-box.desktop'
 import noop from 'lodash/noop'
-import shallowEqual from 'shallowequal'
 
 const FloatingBox = (props: Props) => {
   const {attachTo, disableEscapeKey, position, positionFallbacks, children, offset} = props

shared/constants/utils.tsx

@@ -40,7 +40,7 @@ export const useNav = () => {
 }
 
 export {wrapErrors} from '@/util/debug'
-export {default as shallowEqual} from 'shallowequal'
+export {default as shallowEqual} from '@/util/shallow-equal'
 export {useDebouncedCallback, useThrottledCallback, type DebouncedState} from 'use-debounce'
 export {useShallow, useDeep} from '@/util/zustand'
 export {default as useRPC} from '@/util/use-rpc'

shared/package.json

@@ -135,7 +135,6 @@
     "react-native-webview": "13.16.1",
     "react-native-worklets": "0.8.1",
     "react-native-zoom-toolkit": "5.0.1",
-    "shallowequal": "1.1.0",
     "use-debounce": "10.1.1",
     "util": "0.12.5",
     "zustand": "5.0.12"
@@ -161,7 +160,6 @@
     "@types/react": "19.2.14",
     "@types/react-dom": "19.2.3",
     "@types/react-measure": "2.0.12",
-    "@types/shallowequal": "1.1.5",
     "@types/webpack-env": "1.18.8",
     "@typescript/native-preview": "7.0.0-dev.20260331.1",
     "@testing-library/dom": "10.4.1",

shared/util/shallow-equal.test.ts

@@ -0,0 +1,50 @@
+/// <reference types="jest" />
+import shallowEqual from './shallow-equal'
+
+test('returns true for the same reference', () => {
+  const value = {a: 1}
+
+  expect(shallowEqual(value, value)).toBe(true)
+})
+
+test('uses strict equality for primitives and rejects null/object mismatches', () => {
+  expect(shallowEqual(null, {})).toBe(false)
+  expect(shallowEqual({}, null)).toBe(false)
+  expect(shallowEqual(1, 1)).toBe(true)
+  expect(shallowEqual(1, 2)).toBe(false)
+  expect(shallowEqual(1, {})).toBe(false)
+})
+
+test('compares arrays shallowly', () => {
+  expect(shallowEqual([1, 2], [1, 2])).toBe(true)
+  expect(shallowEqual([1, {nested: true}], [1, {nested: true}])).toBe(false)
+})
+
+test('only compares own enumerable keys', () => {
+  const proto = {shared: 1}
+  const a = Object.create(proto) as {local?: number}
+  const b = Object.create(proto) as {local?: number}
+
+  a.local = 2
+  b.local = 2
+
+  expect(shallowEqual(a, b)).toBe(true)
+
+  const withOwnShared = {local: 2, shared: 1}
+  expect(shallowEqual(a, withOwnShared)).toBe(false)
+})
+
+test('ignores non-enumerable properties', () => {
+  const a = {visible: 1}
+  const b = {visible: 1}
+
+  Object.defineProperty(a, 'hidden', {enumerable: false, value: 1})
+  Object.defineProperty(b, 'hidden', {enumerable: false, value: 2})
+
+  expect(shallowEqual(a, b)).toBe(true)
+})
+
+test('uses strict equality for leaf values', () => {
+  expect(shallowEqual({a: Number.NaN}, {a: Number.NaN})).toBe(false)
+  expect(shallowEqual({a: undefined}, {a: undefined})).toBe(true)
+})

shared/util/shallow-equal.ts

@@ -0,0 +1,38 @@
+const isObjectLike = (value: unknown): value is object => typeof value === 'object' && value !== null
+
+const shallowEqual = (objA: unknown, objB: unknown): boolean => {
+  if (objA === objB) {
+    return true
+  }
+
+  if (!isObjectLike(objA) || !isObjectLike(objB)) {
+    return false
+  }
+
+  const recordA = objA as Record<string, unknown>
+  const recordB = objB as Record<string, unknown>
+  const keysA = Object.keys(recordA)
+  const keysB = Object.keys(recordB)
+
+  if (keysA.length !== keysB.length) {
+    return false
+  }
+
+  for (const key of keysA) {
+
+    if (!Object.prototype.hasOwnProperty.call(recordB, key)) {
+      return false
+    }
+
+    const valueA = recordA[key]
+    const valueB = recordB[key]
+
+    if (valueA !== valueB) {
+      return false
+    }
+  }
+
+  return true
+}
+
+export default shallowEqual

shared/yarn.lock

@@ -3625,11 +3625,6 @@
     "@types/http-errors" "*"
     "@types/node" "*"
 
-"@types/shallowequal@1.1.5":
-  version "1.1.5"
-  resolved "https://registry.yarnpkg.com/@types/shallowequal/-/shallowequal-1.1.5.tgz#37e4871c464981b4abee74990c73c8f414cd13dd"
-  integrity sha512-8afr1hbNqvZ/FBMY2mcfkkbk7xhlTZN4lVCgQf55YdjUQpWLemmrcvcHg94vjw+ZVIfPa3UZz/sOE6CkaMlDnQ==
-
 "@types/sockjs@^0.3.36":
   version "0.3.36"
   resolved "https://registry.yarnpkg.com/@types/sockjs/-/sockjs-0.3.36.tgz#ce322cf07bcc119d4cbf7f88954f3a3bd0f67535"
@@ -11351,11 +11346,6 @@ shallow-clone@^3.0.0:
   dependencies:
     kind-of "^6.0.2"
 
-shallowequal@1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/shallowequal/-/shallowequal-1.1.0.tgz#188d521de95b9087404fd4dcb68b13df0ae4e7f8"
-  integrity sha512-y0m1JoUZSlPAjXVtPPW70aZWfIL/dSP7AFkRnniLCrK/8MDKog3TySTBmckD+RObVxH0v4Tox67+F14PdED2oQ==
-
 shebang-command@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/shebang-command/-/shebang-command-2.0.0.tgz#ccd0af4f8835fbdc265b82461aaf0c36663f34ea"
@@ -12164,11 +12154,6 @@ ua-parser-js@^1.0.35:
   resolved "https://registry.yarnpkg.com/ua-parser-js/-/ua-parser-js-1.0.41.tgz#bd04dc9ec830fcf9e4fad35cf22dcedd2e3b4e9c"
   integrity sha512-LbBDqdIC5s8iROCUjMbW1f5dJQTEFB1+KO9ogbvlb3nm9n4YHa5p4KTvFPWvh2Hs8gZMBuiB1/8+pdfe/tDPug==
 
-uint8array-extras@1.5.0:
-  version "1.5.0"
-  resolved "https://registry.yarnpkg.com/uint8array-extras/-/uint8array-extras-1.5.0.tgz#10d2a85213de3ada304fea1c454f635c73839e86"
-  integrity sha512-rvKSBiC5zqCCiDZ9kAOszZcDvdAHwwIKJG33Ykj43OKcWsnmcBRL09YTU4nOeHZ8Y2a7l1MgTd08SBe9A8Qj6A==
-
 unbox-primitive@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/unbox-primitive/-/unbox-primitive-1.1.0.tgz#8d9d2c9edeea8460c7f35033a88867944934d1e2"