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// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
use super::{CommonMetricData, MetricId};
use crate::ipc::need_ipc;
use glean::traits::ObjectSerialize;
/// An object metric.
pub enum ObjectMetric<K> {
Parent {
id: MetricId,
inner: glean::private::ObjectMetric<K>,
},
Child,
}
impl<K: ObjectSerialize> ObjectMetric<K> {
/// Create a new object metric.
pub fn new(id: MetricId, meta: CommonMetricData) -> Self {
if need_ipc() {
ObjectMetric::Child
} else {
let inner = glean::private::ObjectMetric::new(meta);
ObjectMetric::Parent { id, inner }
}
}
pub fn set(&self, value: K) {
match self {
ObjectMetric::Parent { inner, .. } => {
inner.set(value);
}
ObjectMetric::Child => {
log::error!("Unable to set object metric in non-main process. This operation will be ignored.");
// TODO: Record an error.
}
};
}
pub fn set_string(&self, value: String) {
match self {
ObjectMetric::Parent { inner, .. } => {
inner.set_string(value);
}
ObjectMetric::Child => {
log::error!("Unable to set object metric in non-main process. This operation will be ignored.");
// TODO: Record an error.
}
};
}
pub fn test_get_value<'a, S: Into<Option<&'a str>>>(
&self,
ping_name: S,
) -> Option<serde_json::Value> {
match self {
ObjectMetric::Parent { inner, .. } => inner.test_get_value(ping_name),
ObjectMetric::Child => {
panic!("Cannot get test value for object metric in non-parent process!",)
}
}
}
pub fn test_get_value_as_str<'a, S: Into<Option<&'a str>>>(
&self,
ping_name: S,
) -> Option<String> {
self.test_get_value(ping_name)
.map(|val| serde_json::to_string(&val).unwrap())
}
pub fn test_get_num_recorded_errors(&self, error: glean::ErrorType) -> i32 {
match self {
ObjectMetric::Parent { inner, .. } => inner.test_get_num_recorded_errors(error),
ObjectMetric::Child => {
panic!("Cannot get the number of recorded errors in non-parent process!")
}
}
}
}