From 4db8a3c200345d67ef178308a11d253a112d6304 Mon Sep 17 00:00:00 2001
From: Ben Bridle <ben@derelict.engineering>
Date: Mon, 3 Feb 2025 09:34:56 +1300
Subject: Implement a fatal log level

The error log level now reports recoverable errors, with the fatal log
level being reserved for unrecoverable errors where the program should
immediately terminate.
---
 src/lib.rs | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'src/lib.rs')

diff --git a/src/lib.rs b/src/lib.rs
index 7af1f20..5777fcd 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -70,6 +70,22 @@ pub fn get_log_level() -> LogLevel {
                 $crate::NORMAL,
             );
         }
+    }};
+}
+
+#[macro_export] macro_rules! fatal {
+    ($($tokens:tt)*) => {{
+        if *$crate::LOG_LEVEL.lock().unwrap() <= { $crate::LogLevel::Fatal } {
+            eprint!("{}{}[FATAL]{}: ",
+                $crate::BOLD,
+                $crate::RED,
+                $crate::WHITE,
+            );
+            eprint!($($tokens)*);
+            eprintln!("{}",
+                $crate::NORMAL,
+            );
+        }
         std::process::exit(1);
     }};
 }
-- 
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