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3.x compose support: Catch exceptions and expose them in .exception #5018

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Jun 14, 2023
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3.x compose support: Catch exceptions and expose them in .exception #5018

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3 changes: 3 additions & 0 deletions libraries/apollo-compose-support/src/main/java/com/apollographql/apollo3/compose/State.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ import com.apollographql.apollo3.api.Operation
import com.apollographql.apollo3.api.Query
import com.apollographql.apollo3.cache.normalized.watch
import com.apollographql.apollo3.exception.ApolloException
import kotlinx.coroutines.flow.catch
import kotlin.coroutines.CoroutineContext
import kotlin.coroutines.EmptyCoroutineContext

Expand All @@ -35,6 +36,7 @@ import kotlin.coroutines.EmptyCoroutineContext
fun <D : Operation.Data> ApolloCall<D>.toState(context: CoroutineContext = EmptyCoroutineContext): State<ApolloResponse<D>?> {
val responseFlow = remember {
toFlow()
.catch { emit(ApolloResponse(this@toState, it as? ApolloException ?: throw it)) }
}
return responseFlow.collectAsState(initial = null, context = context)
}
Expand All @@ -59,6 +61,7 @@ fun <D : Operation.Data> ApolloCall<D>.toState(context: CoroutineContext = Empty
fun <D : Query.Data> ApolloCall<D>.watchAsState(context: CoroutineContext = EmptyCoroutineContext): State<ApolloResponse<D>?> {
val responseFlow = remember {
watch()
.catch { emit(ApolloResponse(this@watchAsState, it as? ApolloException ?: throw it)) }
}
return responseFlow.collectAsState(initial = null, context = context)
}