feat: Add support for Layer::with_thread_ids

Author: RemiBardon

init-tracing-opentelemetry/src/config.rs

@@ -189,6 +189,8 @@ pub struct FeatureSet {
     pub line_numbers: bool,
     /// Include thread names in output
     pub thread_names: bool,
+    /// Include thread IDs in output
+    pub thread_ids: bool,
     /// Use uptime timer instead of wall clock
     pub uptime_timer: bool,
     /// Configure span event logging
@@ -203,6 +205,7 @@ impl Default for FeatureSet {
             file_names: true,
             line_numbers: cfg!(debug_assertions),
             thread_names: cfg!(debug_assertions),
+            thread_ids: false,
             uptime_timer: true,
             span_events: if cfg!(debug_assertions) {
                 Some(FmtSpan::NEW | FmtSpan::CLOSE)
@@ -388,6 +391,13 @@ impl TracingConfig {
         self
     }
 
+    /// Enable or disable thread IDs in output
+    #[must_use]
+    pub fn with_thread_ids(mut self, enabled: bool) -> Self {
+        self.features.thread_ids = enabled;
+        self
+    }
+
     /// Configure span event logging
     #[must_use]
     pub fn with_span_events(mut self, events: FmtSpan) -> Self {

init-tracing-opentelemetry/src/formats.rs

@@ -50,6 +50,11 @@ impl LayerBuilder for PrettyLayerBuilder {
             layer = layer.with_thread_names(true);
         }
 
+        // Configure thread IDs
+        if config.features.thread_ids {
+            layer = layer.with_thread_ids(true);
+        }
+
         // Configure span events
         if let Some(span_events) = &config.features.span_events {
             layer = layer.with_span_events(span_events.clone());
@@ -106,6 +111,11 @@ impl LayerBuilder for JsonLayerBuilder {
             layer = layer.with_thread_names(true);
         }
 
+        // Configure thread IDs
+        if config.features.thread_ids {
+            layer = layer.with_thread_ids(true);
+        }
+
         // Configure span events (typically disabled in production JSON)
         if let Some(span_events) = &config.features.span_events {
             layer = layer.with_span_events(span_events.clone());
@@ -161,6 +171,11 @@ impl LayerBuilder for FullLayerBuilder {
             layer = layer.with_thread_names(true);
         }
 
+        // Configure thread IDs
+        if config.features.thread_ids {
+            layer = layer.with_thread_ids(true);
+        }
+
         // Configure span events
         if let Some(span_events) = &config.features.span_events {
             layer = layer.with_span_events(span_events.clone());
@@ -217,6 +232,11 @@ impl LayerBuilder for CompactLayerBuilder {
             layer = layer.with_thread_names(true);
         }
 
+        // Configure thread IDs
+        if config.features.thread_ids {
+            layer = layer.with_thread_ids(true);
+        }
+
         // Configure span events
         if let Some(span_events) = &config.features.span_events {
             layer = layer.with_span_events(span_events.clone());