From 428d6aeedd037dbab86b7cfd3010e10fead2f4d4 Mon Sep 17 00:00:00 2001
From: rasul <rascul3@gmail.com>
Date: Sun, 19 Apr 2020 16:41:54 -0500
Subject: [PATCH] log_error! macro to just log an error but with file and line

---
 src/game/state/login.rs | 5 +++--
 src/macros.rs           | 9 +++++++++
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/game/state/login.rs b/src/game/state/login.rs
index 08dd302..7d54fb2 100644
--- a/src/game/state/login.rs
+++ b/src/game/state/login.rs
@@ -7,6 +7,7 @@ use crate::password::Password;
 use crate::player::Player;
 use crate::queue::SendQueue;
 use crate::state::*;
+use crate::log_error;
 
 impl Game {
 	pub fn login(&mut self, token: Token, message: String, state: &Login) -> SendQueue {
@@ -194,7 +195,7 @@ impl Game {
 								}
 							}
 							Ok(None) => {
-								log::error!("Player has no password: {}", player.id);
+								log_error!("Player has no password: {}", player.id);
 								send_queue.push(token, "Error\n", false, None);
 								send_queue.push(
 									token,
@@ -204,7 +205,7 @@ impl Game {
 								);
 							}
 							Err(e) => {
-								log::error!("Database error: {}", e);
+								log_error!("Database error :: {}", e);
 								send_queue.push(token, "Error\n", false, None);
 								send_queue.push(
 									token,
diff --git a/src/macros.rs b/src/macros.rs
index 6f3af33..1aca1f1 100644
--- a/src/macros.rs
+++ b/src/macros.rs
@@ -1,3 +1,12 @@
+/// Log a message to the error log and add file and line.
+#[macro_export]
+macro_rules! log_error {
+	($($arg:tt)*) => {
+		let s = std::fmt::format(format_args!($($arg)*));
+		log::error!("{}({}) :: {}", file!(), line!(), s);
+	}
+}
+
 /// Unwrap a Result. If it's Err then log the error and provided format string
 /// and return.
 ///