Update to v3.0.0-beta.4 - Logger changes book, examples updated

config/iris.go

@@ -21,12 +21,6 @@ type (
 	// using Config().Sessions...
 	// and so on...
 	Iris struct {
-		// MaxRequestBodySize Maximum request body size.
-		//
-		// The server rejects requests with bodies exceeding this limit.
-		//
-		// By default request body size is -1, unlimited.
-		MaxRequestBodySize int64
 
 		// DisablePathCorrection corrects and redirects the requested path to the registed path
 		// for example, if /home/ path is requested but no handler for this Route found,
@@ -50,15 +44,18 @@ type (
 		// Default is false
 		DisablePathEscape bool
 
-		// DisableLog turn it to true if you want to disable logger,
-		// Iris prints/logs ONLY errors, so be careful when you enable it
-		DisableLog bool
-
 		// DisableBanner outputs the iris banner at startup
 		//
 		// Default is false
 		DisableBanner bool
 
+		// MaxRequestBodySize Maximum request body size.
+		//
+		// The server rejects requests with bodies exceeding this limit.
+		//
+		// By default request body size is -1, unlimited.
+		MaxRequestBodySize int64
+
 		// Profile set to true to enable web pprof (debug profiling)
 		// Default is false, enabling makes available these 7 routes:
 		// /debug/pprof/cmdline
@@ -74,6 +71,10 @@ type (
 		// Default is /debug/pprof , which means yourhost.com/debug/pprof
 		ProfilePath string
 
+		// Logger the configuration for the logger
+		// Iris logs ONLY errors and the banner if enabled
+		Logger Logger
+
 		// Sessions the config for sessions
 		// contains 3(three) properties
 		// Provider: (look /sessions/providers)
@@ -86,6 +87,7 @@ type (
 
 		// Websocket contains the configs for Websocket's server integration
 		Websocket Websocket
+
 		// Mail contains the config for the mail sender service
 		Mail Mail
 	}
@@ -117,11 +119,10 @@ func Default() Iris {
 	return Iris{
 		DisablePathCorrection: false,
 		DisablePathEscape:     false,
-		MaxRequestBodySize:    -1,
-		DisableLog:            false,
 		DisableBanner:         false,
-		Profile:               false,
+		MaxRequestBodySize:    -1,
 		ProfilePath:           DefaultProfilePath,
+		Logger:                DefaultLogger(),
 		Sessions:              DefaultSessions(),
 		Render:                DefaultRender(),
 		Websocket:             DefaultWebsocket(),

config/logger.go

@@ -1,43 +1,85 @@
 package config
 
-import "github.com/imdario/mergo"
+import (
+	"github.com/fatih/color"
+	"github.com/imdario/mergo"
+)
 
 import (
-	"io"
 	"os"
 )
 
+const DefaultLoggerPrefix = "[IRIS] "
+
 var (
 	// TimeFormat default time format for any kind of datetime parsing
 	TimeFormat = "Mon, 02 Jan 2006 15:04:05 GMT"
 )
 
 type (
-	// Logger contains the configs for the Logger
+	// Logger contains the full configuration options fields for the Logger
 	Logger struct {
-		Out    io.Writer
+		// Out the (file) writer which the messages/logs will printed to
+		// Default is os.Stdout
+		Out *os.File
+		// Prefix the prefix for each message
 		Prefix string
-		Flag   int
+		// Disabled default is false
+		Disabled bool
+
+		// foreground colors single SGR Code
+
+		// ColorFgDefault the foreground color for the normal message bodies
+		ColorFgDefault int
+		// ColorFgInfo the foreground  color for info messages
+		ColorFgInfo int
+		// ColorFgSuccess the foreground color for success messages
+		ColorFgSuccess int
+		// ColorFgWarning the foreground color for warning messages
+		ColorFgWarning int
+		// ColorFgDanger the foreground color for error messages
+		ColorFgDanger int
+
+		// background colors single SGR Code
+
+		// ColorBgDefault the background color for the normal message bodies
+		ColorBgDefault int
+		// ColorBgInfo the background  color for info messages
+		ColorBgInfo int
+		// ColorBgSuccess the background color for success messages
+		ColorBgSuccess int
+		// ColorBgWarning the background color for warning messages
+		ColorBgWarning int
+		// ColorBgDanger the background color for error messages
+		ColorBgDanger int
+
+		// banners are the force printed/written messages, doesn't care about Disabled field
+		// ColorFgBanner the foreground color for the banner
+		ColorFgBanner int
 	}
 )
 
 // DefaultLogger returns the default configs for the Logger
 func DefaultLogger() Logger {
-	return Logger{Out: os.Stdout, Prefix: "", Flag: 0}
-}
-
-// Merge merges the default with the given config and returns the result
-func (c Logger) Merge(cfg []Logger) (config Logger) {
-
-	if len(cfg) > 0 {
-		config = cfg[0]
-		mergo.Merge(&config, c)
-	} else {
-		_default := c
-		config = _default
+	return Logger{
+		Out:      os.Stdout,
+		Prefix:   DefaultLoggerPrefix,
+		Disabled: false,
+		// foreground colors
+		ColorFgDefault: int(color.FgHiWhite),
+		ColorFgInfo:    int(color.FgCyan),
+		ColorFgSuccess: int(color.FgHiGreen),
+		ColorFgWarning: int(color.FgHiMagenta),
+		ColorFgDanger:  int(color.FgHiRed),
+		// background colors
+		ColorBgDefault: int(color.BgHiBlack),
+		ColorBgInfo:    int(color.BgHiBlack),
+		ColorBgSuccess: int(color.BgHiBlack),
+		ColorBgWarning: int(color.BgHiBlack),
+		ColorBgDanger:  int(color.BgHiWhite),
+		// banner colors
+		ColorFgBanner: int(color.FgHiBlue),
 	}
-
-	return
 }
 
 // MergeSingle merges the default with the given config and returns the result