Logging

Author: penberg

src/lib.rs

@@ -6,8 +6,9 @@
 extern crate napi_derive;
 
 use napi::bindgen_prelude::{Array, FromNapiValue, JsFunction};
-use napi::{Env, JsUnknown, Result, ValueType};
+use napi::{Env, JsObject, JsUnknown, Result, ValueType};
 use once_cell::sync::OnceCell;
+use tracing_subscriber::{EnvFilter, filter::LevelFilter};
 use std::sync::atomic::{AtomicBool, Ordering};
 use std::sync::Arc;
 use std::time::Duration;
@@ -182,6 +183,7 @@ impl Drop for Database {
 impl Database {
     #[napi(constructor)]
     pub fn new(path: String, opts: Option<Options>) -> Result<Self> {
+        ensure_logger();
         let rt = runtime()?;
         let remote = is_remote_path(&path);
         let db = if remote {
@@ -852,3 +854,16 @@ fn map_row_raw(
     }
 }
 
+static LOGGER_INIT: OnceCell<()> = OnceCell::new();
+
+fn ensure_logger() {
+    LOGGER_INIT.get_or_init(|| {
+        let _ = tracing_subscriber::fmt::fmt()
+        .with_env_filter(
+            EnvFilter::builder()
+                .with_default_directive(LevelFilter::ERROR.into())
+                .from_env_lossy(),
+        )
+        .try_init();
+    });
+}