component_events/
descriptor.rs

1// Copyright 2020 The Fuchsia Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5use crate::events::ExitStatus;
6use fidl_fuchsia_component as fcomponent;
7
8#[derive(Clone, Eq, PartialEq, PartialOrd, Ord, Debug)]
9pub struct EventDescriptor {
10    pub event_type: Option<fcomponent::EventType>,
11    pub capability_name: Option<String>,
12    pub target_moniker: Option<String>,
13    pub exit_status: Option<ExitStatus>,
14    pub event_is_ok: Option<bool>,
15}
16
17impl TryFrom<&fcomponent::Event> for EventDescriptor {
18    type Error = anyhow::Error;
19
20    fn try_from(event: &fcomponent::Event) -> Result<Self, Self::Error> {
21        // Construct the EventDescriptor from the Event
22        let event_type = event.header.as_ref().and_then(|header| header.event_type.clone());
23        let target_moniker = event.header.as_ref().and_then(|header| header.moniker.clone());
24        let capability_name = match &event.payload {
25            Some(fcomponent::EventPayload::CapabilityRequested(
26                fcomponent::CapabilityRequestedPayload { name, .. },
27            )) => name.clone(),
28            _ => None,
29        };
30        let exit_status = match &event.payload {
31            Some(fcomponent::EventPayload::Stopped(fcomponent::StoppedPayload {
32                status, ..
33            })) => status.map(|val| val.into()),
34            _ => None,
35        };
36        let event_is_ok = match &event.payload {
37            Some(_) => Some(true),
38            _ => None,
39        };
40
41        Ok(EventDescriptor {
42            event_type,
43            target_moniker,
44            capability_name,
45            exit_status,
46            event_is_ok,
47        })
48    }
49}
component_events/descriptor.rs

component_events/
descriptor.rs
