feat: with loggers

crates/dagger-sdk/src/logging.rs

@@ -0,0 +1,81 @@
+use dagger_core::logger::{DynLogger, Logger};
+use tracing::Level;
+
+pub fn default_logging() -> eyre::Result<()> {
+    tracing_subscriber::fmt().with_max_level(Level::INFO).init();
+    Ok(())
+}
+
+pub struct StdLogger {}
+
+impl Default for StdLogger {
+    fn default() -> Self {
+        Self {}
+    }
+}
+
+impl Logger for StdLogger {
+    fn stdout(&self, output: &str) -> eyre::Result<()> {
+        println!("{}", output);
+
+        Ok(())
+    }
+
+    fn stderr(&self, output: &str) -> eyre::Result<()> {
+        eprintln!("{}", output);
+
+        Ok(())
+    }
+}
+
+pub struct TracingLogger {}
+
+impl Default for TracingLogger {
+    fn default() -> Self {
+        Self {}
+    }
+}
+
+impl Logger for TracingLogger {
+    fn stdout(&self, output: &str) -> eyre::Result<()> {
+        tracing::info!(output = output, "dagger-sdk");
+
+        Ok(())
+    }
+
+    fn stderr(&self, output: &str) -> eyre::Result<()> {
+        tracing::warn!(output = output, "dagger-sdk");
+
+        Ok(())
+    }
+}
+
+pub struct AggregateLogger {
+    pub loggers: Vec<DynLogger>,
+}
+
+impl Default for AggregateLogger {
+    fn default() -> Self {
+        Self {
+            loggers: Vec::new(),
+        }
+    }
+}
+
+impl Logger for AggregateLogger {
+    fn stdout(&self, output: &str) -> eyre::Result<()> {
+        for logger in &self.loggers {
+            logger.stdout(output).unwrap()
+        }
+
+        Ok(())
+    }
+
+    fn stderr(&self, output: &str) -> eyre::Result<()> {
+        for logger in &self.loggers {
+            logger.stderr(output).unwrap()
+        }
+
+        Ok(())
+    }
+}