add database/orm/reform example

hero/container.go

@@ -3,12 +3,15 @@ package hero
 import (
 	stdContext "context"
 	"errors"
+	"net"
 	"net/http"
 	"reflect"
 	"time"
 
 	"github.com/kataras/iris/v12/context"
 	"github.com/kataras/iris/v12/sessions"
+
+	"github.com/kataras/golog"
 )
 
 // Default is the default container value which can be used for dependencies share.
@@ -57,6 +60,10 @@ var BuiltinDependencies = []*Dependency{
 
 		return session
 	}).Explicitly(),
+	// application's logger.
+	NewDependency(func(ctx *context.Context) *golog.Logger {
+		return ctx.Application().Logger()
+	}).Explicitly(),
 	// time.Time to time.Now dependency.
 	NewDependency(func(ctx *context.Context) time.Time {
 		return time.Now()
@@ -73,6 +80,10 @@ var BuiltinDependencies = []*Dependency{
 	NewDependency(func(ctx *context.Context) http.Header {
 		return ctx.Request().Header
 	}).Explicitly(),
+	// Client IP.
+	NewDependency(func(ctx *context.Context) net.IP {
+		return net.ParseIP(ctx.RemoteAddr())
+	}).Explicitly(),
 	// payload and param bindings are dynamically allocated and declared at the end of the `binding` source file.
 }
 

hero/reflect.go

@@ -1,6 +1,7 @@
 package hero
 
 import (
+	"net"
 	"reflect"
 
 	"github.com/kataras/iris/v12/context"
@@ -41,9 +42,12 @@ func isFunc(kindable interface{ Kind() reflect.Kind }) bool {
 	return kindable.Kind() == reflect.Func
 }
 
-var inputTyp = reflect.TypeOf((*Input)(nil))
+var (
+	inputTyp = reflect.TypeOf((*Input)(nil))
+	errTyp   = reflect.TypeOf((*error)(nil)).Elem()
 
-var errTyp = reflect.TypeOf((*error)(nil)).Elem()
+	ipTyp = reflect.TypeOf(net.IP{})
+)
 
 // isError returns true if "typ" is type of `error`.
 func isError(typ reflect.Type) bool {
@@ -221,6 +225,10 @@ func isZero(v reflect.Value) bool {
 		return false
 	}
 
+	if v.Type() == ipTyp {
+		return len(v.Interface().(net.IP)) == 0
+	}
+
 	zero := reflect.Zero(v.Type())
 	return v.Interface() == zero.Interface()
 }