avoid ChildCancelledException Kotlin/kotlinx.coroutines#2550

(cherry picked from commit 505ba3c)

Author: nbransby

Diff for: firebase-common/src/commonMain/kotlin/dev/gitlive/firebase/extensions.kt

@@ -6,8 +6,6 @@ import kotlinx.coroutines.channels.SendChannel
 
 //workaround for https://github.com/Kotlin/kotlinx.coroutines/issues/974
 @ExperimentalCoroutinesApi
-fun <E> SendChannel<E>.safeOffer(element: E) = try {
-    !isClosedForSend && offer(element)
-} catch (e : ClosedSendChannelException) {
-    false
+fun <E> SendChannel<E>.safeOffer(element: E): Boolean {
+    return runCatching { !isClosedForSend && offer(element) }.getOrDefault(false)
 }

Diff for: gradle.properties

@@ -6,9 +6,9 @@ android.useAndroidX=true
 testOptions.unitTests.isIncludeAndroidResources = true
 
 # Versions:
-firebase-app.version=0.4.10
-firebase-auth.version=0.4.10
-firebase-common.version=0.4.10
-firebase-database.version=0.4.10
-firebase-firestore.version=0.4.10
-firebase-functions.version=0.4.10
+firebase-app.version=0.4.11
+firebase-auth.version=0.4.11
+firebase-common.version=0.4.11
+firebase-database.version=0.4.11
+firebase-firestore.version=0.4.11
+firebase-functions.version=0.4.11