3 files changed, 21 insertions, 26 deletions

diff --git a/src/bin/add-student-x500s.rs b/src/bin/add-student-x500s.rs
index d39568c..ddf2404 100644
--- a/src/bin/add-student-x500s.rs
+++ b/src/bin/add-student-x500s.rs
@@ -4,7 +4,6 @@ use futures::{stream, FutureExt, StreamExt};
 use lambo::config::Config;
 use sqlx::sqlite::SqlitePoolOptions;
 use std::{fs, path::PathBuf};
-use stderrlog::StdErrLog;
 
 #[derive(Debug, Parser)]
 struct Args {
@@ -41,18 +40,7 @@ async fn main() -> Result<()> {
     let args = Args::parse();
 
     // Set up logging.
-    {
-        let mut logger = StdErrLog::new();
-        match args.quiet {
-            0 => logger.verbosity(1 + args.verbose as usize),
-            1 => logger.verbosity(0),
-            2 => logger.quiet(true),
-            // UNREACHABLE: A maximum of two occurrences of quiet are allowed.
-            _ => unreachable!(),
-        };
-        // UNWRAP: No other logger should be set up.
-        logger.show_module_names(true).init().unwrap()
-    }
+    lambo::configure_logger(args.quiet, args.verbose)?;
 
     // Parse the config file.
     let config = Config::read_from_file(&args.config_path)?;
diff --git a/src/bin/lambo.rs b/src/bin/lambo.rs
index 1134480..f446308 100644
--- a/src/bin/lambo.rs
+++ b/src/bin/lambo.rs
@@ -4,7 +4,6 @@ use lambo::{config::Config, handlers::*};
 use serenity::{all::GatewayIntents, Client};
 use sqlx::sqlite::SqlitePoolOptions;
 use std::{path::PathBuf, sync::Arc};
-use stderrlog::StdErrLog;
 
 #[derive(Debug, Parser)]
 struct Args {
@@ -38,18 +37,7 @@ async fn main() -> Result<()> {
     let args = Args::parse();
 
     // Set up logging.
-    {
-        let mut logger = StdErrLog::new();
-        match args.quiet {
-            0 => logger.verbosity(1 + args.verbose as usize),
-            1 => logger.verbosity(0),
-            2 => logger.quiet(true),
-            // UNREACHABLE: A maximum of two occurrences of quiet are allowed.
-            _ => unreachable!(),
-        };
-        // UNWRAP: No other logger should be set up.
-        logger.show_module_names(true).init().unwrap()
-    }
+    lambo::configure_logger(args.quiet, args.verbose)?;
 
     // Parse the config file.
     let config = Config::read_from_file(&args.config_path)?;
diff --git a/src/lib.rs b/src/lib.rs
index 61d095d..8344c09 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,2 +1,21 @@
 pub mod config;
 pub mod handlers;
+
+use anyhow::{Context, Result};
+
+pub fn configure_logger(quiet: u8, verbose: u8) -> Result<()> {
+    let level = match (quiet, verbose) {
+        (0, 0) => Some(log::Level::Warn),
+        (0, 1) => Some(log::Level::Info),
+        (0, 2) => Some(log::Level::Debug),
+        (0, _) => Some(log::Level::Trace),
+        (1, _) => Some(log::Level::Error),
+        (_, _) => None,
+    };
+
+    if let Some(level) = level {
+        simple_logger::init_with_level(level).context("failed to configure logger")?;
+    }
+
+    Ok(())
+}