From a4a5df2c1f77a42e2db4db0bb0006f43cebf191a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A1rio=20Freitas?= <imkira@gmail.com>
Date: Thu, 19 Mar 2015 20:21:56 +0900
Subject: [PATCH] improved: move level check from entry to logger and bail out
 faster

---
 logger.go | 84 +++++++++++++++++++++++++++++++++++++++++--------------
 1 file changed, 63 insertions(+), 21 deletions(-)

diff --git a/logger.go b/logger.go
index b392e54..da928a3 100644
--- a/logger.go
+++ b/logger.go
@@ -65,11 +65,15 @@ func (logger *Logger) WithFields(fields Fields) *Entry {
 }
 
 func (logger *Logger) Debugf(format string, args ...interface{}) {
-	NewEntry(logger).Debugf(format, args...)
+	if logger.Level >= DebugLevel {
+		NewEntry(logger).Debugf(format, args...)
+	}
 }
 
 func (logger *Logger) Infof(format string, args ...interface{}) {
-	NewEntry(logger).Infof(format, args...)
+	if logger.Level >= InfoLevel {
+		NewEntry(logger).Infof(format, args...)
+	}
 }
 
 func (logger *Logger) Printf(format string, args ...interface{}) {
@@ -77,31 +81,45 @@ func (logger *Logger) Printf(format string, args ...interface{}) {
 }
 
 func (logger *Logger) Warnf(format string, args ...interface{}) {
-	NewEntry(logger).Warnf(format, args...)
+	if logger.Level >= WarnLevel {
+		NewEntry(logger).Warnf(format, args...)
+	}
 }
 
 func (logger *Logger) Warningf(format string, args ...interface{}) {
-	NewEntry(logger).Warnf(format, args...)
+	if logger.Level >= WarnLevel {
+		NewEntry(logger).Warnf(format, args...)
+	}
 }
 
 func (logger *Logger) Errorf(format string, args ...interface{}) {
-	NewEntry(logger).Errorf(format, args...)
+	if logger.Level >= ErrorLevel {
+		NewEntry(logger).Errorf(format, args...)
+	}
 }
 
 func (logger *Logger) Fatalf(format string, args ...interface{}) {
-	NewEntry(logger).Fatalf(format, args...)
+	if logger.Level >= FatalLevel {
+		NewEntry(logger).Fatalf(format, args...)
+	}
 }
 
 func (logger *Logger) Panicf(format string, args ...interface{}) {
-	NewEntry(logger).Panicf(format, args...)
+	if logger.Level >= PanicLevel {
+		NewEntry(logger).Panicf(format, args...)
+	}
 }
 
 func (logger *Logger) Debug(args ...interface{}) {
-	NewEntry(logger).Debug(args...)
+	if logger.Level >= DebugLevel {
+		NewEntry(logger).Debug(args...)
+	}
 }
 
 func (logger *Logger) Info(args ...interface{}) {
-	NewEntry(logger).Info(args...)
+	if logger.Level >= InfoLevel {
+		NewEntry(logger).Info(args...)
+	}
 }
 
 func (logger *Logger) Print(args ...interface{}) {
@@ -109,31 +127,45 @@ func (logger *Logger) Print(args ...interface{}) {
 }
 
 func (logger *Logger) Warn(args ...interface{}) {
-	NewEntry(logger).Warn(args...)
+	if logger.Level >= WarnLevel {
+		NewEntry(logger).Warn(args...)
+	}
 }
 
 func (logger *Logger) Warning(args ...interface{}) {
-	NewEntry(logger).Warn(args...)
+	if logger.Level >= WarnLevel {
+		NewEntry(logger).Warn(args...)
+	}
 }
 
 func (logger *Logger) Error(args ...interface{}) {
-	NewEntry(logger).Error(args...)
+	if logger.Level >= ErrorLevel {
+		NewEntry(logger).Error(args...)
+	}
 }
 
 func (logger *Logger) Fatal(args ...interface{}) {
-	NewEntry(logger).Fatal(args...)
+	if logger.Level >= FatalLevel {
+		NewEntry(logger).Fatal(args...)
+	}
 }
 
 func (logger *Logger) Panic(args ...interface{}) {
-	NewEntry(logger).Panic(args...)
+	if logger.Level >= PanicLevel {
+		NewEntry(logger).Panic(args...)
+	}
 }
 
 func (logger *Logger) Debugln(args ...interface{}) {
-	NewEntry(logger).Debugln(args...)
+	if logger.Level >= DebugLevel {
+		NewEntry(logger).Debugln(args...)
+	}
 }
 
 func (logger *Logger) Infoln(args ...interface{}) {
-	NewEntry(logger).Infoln(args...)
+	if logger.Level >= InfoLevel {
+		NewEntry(logger).Infoln(args...)
+	}
 }
 
 func (logger *Logger) Println(args ...interface{}) {
@@ -141,21 +173,31 @@ func (logger *Logger) Println(args ...interface{}) {
 }
 
 func (logger *Logger) Warnln(args ...interface{}) {
-	NewEntry(logger).Warnln(args...)
+	if logger.Level >= WarnLevel {
+		NewEntry(logger).Warnln(args...)
+	}
 }
 
 func (logger *Logger) Warningln(args ...interface{}) {
-	NewEntry(logger).Warnln(args...)
+	if logger.Level >= WarnLevel {
+		NewEntry(logger).Warnln(args...)
+	}
 }
 
 func (logger *Logger) Errorln(args ...interface{}) {
-	NewEntry(logger).Errorln(args...)
+	if logger.Level >= ErrorLevel {
+		NewEntry(logger).Errorln(args...)
+	}
 }
 
 func (logger *Logger) Fatalln(args ...interface{}) {
-	NewEntry(logger).Fatalln(args...)
+	if logger.Level >= FatalLevel {
+		NewEntry(logger).Fatalln(args...)
+	}
 }
 
 func (logger *Logger) Panicln(args ...interface{}) {
-	NewEntry(logger).Panicln(args...)
+	if logger.Level >= PanicLevel {
+		NewEntry(logger).Panicln(args...)
+	}
 }