Add NavigationInstructionFilter for acceptFromFlow

isaac-udy · Sep 16, 2024 · 2dd3627 · 2dd3627
1 parent bf71892
commit 2dd3627
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/enro-core/src/main/java/dev/enro/core/container/NavigationInstructionFilter.kt b/enro-core/src/main/java/dev/enro/core/container/NavigationInstructionFilter.kt
@@ -3,6 +3,7 @@ package dev.enro.core.container
 import dev.enro.core.NavigationDirection
 import dev.enro.core.NavigationInstruction
 import dev.enro.core.NavigationKey
+import dev.enro.core.result.flows.FlowStep
 
 /**
  * A NavigationContainerFilter is used to determine whether or not a given [NavigationInstruction.Open]
@@ -75,6 +76,14 @@ public class NavigationContainerFilterBuilder internal constructor() {
  */
 public fun acceptAll(): NavigationInstructionFilter = NavigationInstructionFilter { true }
 
+/**
+ * A [NavigationInstructionFilter] that accepts only [NavigationInstruction.Open] instructions which have been added to the container
+ * by a [dev.enro.core.result.flows.NavigationFlow].
+ */
+public fun acceptFromFlow(): NavigationInstructionFilter = NavigationInstructionFilter {
+    it.internal.resultKey is FlowStep<*>
+}
+
 /**
  * A [NavigationInstructionFilter] that accepts no [NavigationInstruction.Open] instructions.
  *