Log errors even if sentry is configured

This makes it easier to see issues when inspecting the logs. Make sure
to not double report errors to sentry by filtering them out of the
tracing layer.

Author: Nemo157

src/bin/cratesfyi.rs

@@ -37,7 +37,15 @@ fn main() {
         );
 
     let _sentry_guard = if let Ok(sentry_dsn) = env::var("SENTRY_DSN") {
-        tracing_registry.with(sentry_tracing::layer()).init();
+        tracing_registry
+            .with(sentry_tracing::layer().event_filter(|md| {
+                if md.fields().field("reported_to_sentry").is_some() {
+                    sentry_tracing::EventFilter::Ignore
+                } else {
+                    sentry_tracing::default_event_filter(md)
+                }
+            }))
+            .init();
         Some(sentry::init((
             sentry_dsn,
             sentry::ClientOptions {

src/utils/mod.rs

@@ -38,11 +38,12 @@ pub(crate) const APP_USER_AGENT: &str = concat!(
 );
 
 pub(crate) fn report_error(err: &anyhow::Error) {
+    // Debug-format for anyhow errors includes context & backtrace
     if std::env::var("SENTRY_DSN").is_ok() {
         sentry_anyhow::capture_anyhow(err);
+        error!(reported_to_sentry = true, "{err:?}");
     } else {
-        // Debug-format for anyhow errors includes context & backtrace
-        error!("{:?}", err);
+        error!("{err:?}");
     }
 }