fix(types): update type casting for watch functions to use WatchSource<T> (#4966)

ArthurDarkstone · web-flow · commit 00a7291997da · 2025-08-29T00:21:18.000Z
diff --git a/packages/rxjs/useExtractedObservable/index.ts b/packages/rxjs/useExtractedObservable/index.ts
@@ -95,7 +95,7 @@ export function useExtractedObservable<T = any, E = unknown, Immediate extends R
   // Construct it first so that the `watch` can override the value if the observable emits immediately
   const obsRef = shallowRef<E | undefined>(options?.initialValue)
 
-  watch(source as any, (value, oldValue, onCleanup) => {
+  watch(source as WatchSource<T>, (value, oldValue, onCleanup) => {
     subscription?.unsubscribe()
 
     if (typeof value !== 'undefined' && value !== null) {
diff --git a/packages/rxjs/watchExtractedObservable/index.ts b/packages/rxjs/watchExtractedObservable/index.ts
@@ -99,7 +99,7 @@ export function watchExtractedObservable<T = any, E = unknown, Immediate extends
     subscription = undefined
   })
 
-  return watch(source as any, (value, oldValue, onCleanup) => {
+  return watch(source as WatchSource<T>, (value, oldValue, onCleanup) => {
     subscription?.unsubscribe()
 
     if (typeof value !== 'undefined' && value !== null) {
diff --git a/packages/shared/watchDeep/index.ts b/packages/shared/watchDeep/index.ts
@@ -35,7 +35,7 @@ export function watchDeep<
  */
 export function watchDeep<T = any, Immediate extends Readonly<boolean> = false>(source: T | WatchSource<T>, cb: any, options?: Omit<WatchOptions<Immediate>, 'deep'>) {
   return watch(
-    source as any,
+    source as WatchSource<T>,
     cb,
     {
       ...options,
diff --git a/packages/shared/watchImmediate/index.ts b/packages/shared/watchImmediate/index.ts
@@ -29,7 +29,7 @@ export function watchImmediate<T extends object>(
  */
 export function watchImmediate<T = any>(source: T, cb: any, options?: Omit<WatchOptions, 'immediate'>) {
   return watch(
-    source as any,
+    source as WatchSource<T>,
     cb,
     {
       ...options,
diff --git a/packages/shared/watchOnce/index.ts b/packages/shared/watchOnce/index.ts
@@ -28,7 +28,7 @@ export function watchOnce<T extends object>(
  */
 export function watchOnce<T = any>(source: T, cb: any, options?: Omit<WatchOptions, 'once'>) {
   return watch(
-    source as any,
+    source as WatchSource<T>,
     cb,
     {
       ...options,

Original file line number	Diff line number	Diff line change
`@@ -35,7 +35,7 @@ export function watchDeep<`
`35`	`35`	`*/`
`36`	`36`	`export function watchDeep<T = any, Immediate extends Readonly<boolean> = false>(source: T \| WatchSource<T>, cb: any, options?: Omit<WatchOptions<Immediate>, 'deep'>) {`
`37`	`37`	`return watch(`
`38`		`- source as any,`
	`38`	`+ source as WatchSource<T>,`
`39`	`39`	`cb,`
`40`	`40`	`{`
`41`	`41`	`...options,`
Original file line number	Diff line number	Diff line change
`@@ -29,7 +29,7 @@ export function watchImmediate<T extends object>(`
`29`	`29`	`*/`
`30`	`30`	`export function watchImmediate<T = any>(source: T, cb: any, options?: Omit<WatchOptions, 'immediate'>) {`
`31`	`31`	`return watch(`
`32`		`- source as any,`
	`32`	`+ source as WatchSource<T>,`
`33`	`33`	`cb,`
`34`	`34`	`{`
`35`	`35`	`...options,`
Original file line number	Diff line number	Diff line change
`@@ -28,7 +28,7 @@ export function watchOnce<T extends object>(`
`28`	`28`	`*/`
`29`	`29`	`export function watchOnce<T = any>(source: T, cb: any, options?: Omit<WatchOptions, 'once'>) {`
`30`	`30`	`return watch(`
`31`		`- source as any,`
	`31`	`+ source as WatchSource<T>,`
`32`	`32`	`cb,`
`33`	`33`	`{`
`34`	`34`	`...options,`