Add support for metrics to emit#767
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jerbly merged 5 commits intoopen-telemetry:mainfrom Jun 2, 2025
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Codecov ReportAttention: Patch coverage is
Additional details and impacted files@@ Coverage Diff @@
## main #767 +/- ##
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- Coverage 75.9% 75.7% -0.3%
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Files 67 68 +1
Lines 5435 5494 +59
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+ Hits 4127 4159 +32
- Misses 1308 1335 +27 ☔ View full report in Codecov by Sentry. 🚀 New features to boost your workflow:
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lquerel
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Jun 2, 2025
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lquerel
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I made few suggestions to better separate metrics from spans but otherwise LGTM
crates/weaver_emit/src/lib.rs
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| // TODO Emit metrics | ||
| // Emit metrics | ||
| let meter_provider = match tracer_provider_config { |
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tracer_provider_config could be renamed/generalized into signal_provider_config
crates/weaver_emit/src/lib.rs
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| let meter_provider = match tracer_provider_config { | ||
| ExporterConfig::Stdout => init_stdout_meter_provider(), | ||
| ExporterConfig::Otlp { endpoint } => { | ||
| init_meter_provider(endpoint).map_err(|e| Error::TracerProviderError { |
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TracerProviderError -> MetricProviderError ?
crates/weaver_emit/src/spans.rs
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| /// Values are generated based on the attribute type and examples where possible. | ||
| #[must_use] | ||
| fn get_attribute_name_value(attribute: &Attribute) -> KeyValue { | ||
| pub fn get_attribute_name_value(attribute: &Attribute) -> KeyValue { |
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Should not that be moved into a dedicated module?
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Closes #748 and #752
Emits a metric for every one defined in the model.
Deficiencies:
intorfloat. So integer instruments are created in all cases.1is used in all cases.Bug fixes:
This feature highlighted two issues which are fixed here with regression tests.