fix: onStay hook use current matches not previous

TeChn4K · web-flow · commit 2b27ca287f95 · 2025-10-15T09:13:05.000+02:00
diff --git a/packages/router-core/src/router.ts b/packages/router-core/src/router.ts
@@ -2049,8 +2049,8 @@ export class RouterCore<
                       (match) =>
                         !previousMatches.some((d) => d.id === match.id),
                     )
-                    stayingMatches = previousMatches.filter((match) =>
-                      newMatches.some((d) => d.id === match.id),
+                    stayingMatches = newMatches.filter((match) =>
+                      previousMatches.some((d) => d.id === match.id),
                     )
 
                     return {

Original file line number	Diff line number	Diff line change
`@@ -2049,8 +2049,8 @@ export class RouterCore<`
`2049`	`2049`	`(match) =>`
`2050`	`2050`	`!previousMatches.some((d) => d.id === match.id),`
`2051`	`2051`	`)`
`2052`		`- stayingMatches = previousMatches.filter((match) =>`
`2053`		`- newMatches.some((d) => d.id === match.id),`
	`2052`	`+ stayingMatches = newMatches.filter((match) =>`
	`2053`	`+ previousMatches.some((d) => d.id === match.id),`
`2054`	`2054`	`)`
`2055`	`2055`
`2056`	`2056`	`return {`