// 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 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
fn stream_json_marker_data(&self, json_writer: &mut gecko_profiler::JSONWriter) { let name = self.id.get_name();
json_writer.unique_string_property("id", &name);
json_writer.string_property("val", self.val.as_str());
}
}
/// Developer-facing API for recording URL metrics. /// /// Instances of this class type are automatically generated by the parsers /// at build time, allowing developers to record values that were previously /// registered in the metrics.yaml file. #[derive(Clone)] pubenum UrlMetric {
Parent { /// The metric's ID. Used for testing and profiler markers. URL /// metrics canot be labeled, so we only store a MetricId. If this /// changes, this should be changed to a MetricGetter to distinguish /// between metrics and sub-metrics.
id: MetricId,
inner: glean::private::UrlMetric,
},
Child(UrlMetricIpc),
} #[derive(Clone, Debug)] pubstruct UrlMetricIpc;
#[cfg(test)] pub(crate) fn child_metric(&self) -> Self { matchself {
UrlMetric::Parent { .. } => UrlMetric::Child(UrlMetricIpc),
UrlMetric::Child(_) => panic!("Can't get a child metric from a child metric"),
}
}
}
#[inherent] impl glean::traits::Url for UrlMetric { pubfn set<S: Into<std::string::String>>(&self, value: S) { matchself { #[allow(unused)]
UrlMetric::Parent { id, inner } => { let value: String = value.into(); #[cfg(feature = "with_gecko")]
gecko_profiler::lazy_add_marker!( "Url::set",
TelemetryProfilerCategory,
UrlMetricMarker {
id: *id,
val: truncate_string_for_marker(value.clone()),
}
);
inner.set(value)
}
UrlMetric::Child(_) => {
log::error!( "Unable to set Url metric in non-main process. This operation will be ignored."
); // If we're in automation we can panic so the instrumentor knows they've gone wrong. // This is a deliberate violation of Glean's "metric APIs must not throw" design.
assert!(!crate::ipc::is_in_automation(), "Attempted to set URL metric in non-main process, which is forbidden. This panics in automation."); // TODO: Record an error.
}
};
}
pubfn test_get_value<'a, S: Into<Option<&'a str>>>(
&self,
ping_name: S,
) -> Option<std::string::String> { let ping_name = ping_name.into().map(|s| s.to_string()); matchself {
UrlMetric::Parent { inner, .. } => inner.test_get_value(ping_name),
UrlMetric::Child(_) => {
panic!("Cannot get test value for Url metric in non-main process!")
}
}
}
pubfn test_get_num_recorded_errors(&self, error: glean::ErrorType) -> i32 { matchself {
UrlMetric::Parent { inner, .. } => inner.test_get_num_recorded_errors(error),
UrlMetric::Child(_) => panic!( "Cannot get the number of recorded errors for Url metric in non-main process!"
),
}
}
}
#[cfg(test)] mod test { usecrate::{common_test::*, ipc, metrics};
#[test] fn sets_url_value() { let _lock = lock_test();
assert!( "https://example.com/parent" == parent_metric.test_get_value("test-ping").unwrap(), "Url metrics should only work in the parent process"
);
}
}
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-06-18)
¤
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.