Module traits 

Core traits for the observability plugin system

Structs

SpanGuard

Span guard that automatically ends spans when dropped

Enums

LogLevel

Log levels for structured logging

SpanStatus

Status of a span

Constants

METRIC_LABEL_ALLOWLIST

Metric label allowlist for cardinality reduction.

Traits

BatchingSupport

Trait for plugins that support batching

MetricsCollector

Trait for collecting and managing metrics

ObservabilityBuilder

Builder trait for creating observability plugins

ObservabilityPlugin

Core observability plugin trait

StructuredLogger

Trait for structured logging

Functions

create_labels

Create a label map from key-value pairs

validate_metric_label_allowlist

Validate that label keys are within the allowlist.