config: logger added

crates/config-delivery/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "config-delivery"
-version = "0.1.0"
+version = "0.3.4"
 edition = "2021"
 
 [dependencies]
@@ -11,3 +11,7 @@ serde_json = "1.0.135"
 tokio = { version = "1.43.0", features = ["full"] }
 tokio-websockets = { version = "^0.11.0", features = ["client", "openssl", "rand"] }
 integr-structs = {path = "../integr-structs"}
+anyhow = "1.0.95"
+env_logger = "0.11.6"
+log = "0.4.25"
+chrono = "0.4.39"

crates/config-delivery/src/logger.rs

@@ -0,0 +1,50 @@
+use chrono::Local;
+use env_logger::Builder;
+use log::LevelFilter;
+use std::io::Write;
+use anyhow::Result;
+use log::info;
+
+pub async fn setup_logger() -> Result<()> {
+    Builder::new()
+        .format(move |buf, record| {
+            writeln!(
+                buf,
+                "|{}| {} [{}] - {}",
+                "config-delivery",
+                Local::now().format("%d-%m-%Y %H:%M:%S"),
+                record.level(),
+                record.args(),
+            )
+        })
+        .filter(None, LevelFilter::Info)
+        .target(env_logger::Target::Stdout)
+        .init();
+
+    info!("Logger configured");
+    Ok(())
+}
+
+
+#[cfg(test)]
+mod logger_unittests {
+    use tokio::test;
+    use super::*;
+    #[test]
+    async fn check_logger_builder() {
+        Builder::new()
+        .format(move |buf, record| {
+            writeln!(
+                buf,
+                "|{}| {} [{}] - {}",
+                "config-delivery",
+                Local::now().format("%d-%m-%Y %H:%M:%S"),
+                record.level(),
+                record.args(),
+            )
+        })
+        .filter(None, LevelFilter::Info)
+        .target(env_logger::Target::Stdout)
+        .init();
+    }
+}