20 days of unstoppable work. Waiting fo go 1.8, I didn't finish yet, some touches remains.

Former-commit-id: ed84f99c89f43fe5e980a8e6d0ee22c186f0e1b9

adaptors/view/amber.go

@@ -0,0 +1,48 @@
+package view
+
+import (
+	"github.com/kataras/go-template/amber"
+)
+
+// AmberAdaptor is the  adaptor for the Amber, simple, engine.
+// Read more about the Amber Go Template at:
+// https://github.com/eknkc/amber
+// and https://github.com/kataras/go-template/tree/master/amber
+type AmberAdaptor struct {
+	*Adaptor
+	engine *amber.Engine
+}
+
+// Amber returns a new kataras/go-template/amber template engine
+// with the same features as all iris' view engines have:
+// Binary assets load (templates inside your executable with .go extension)
+// Layout, Funcs, {{ url }} {{ urlpath}} for reverse routing and much more.
+//
+// Read more: https://github.com/eknkc/amber
+func Amber(directory string, extension string) *AmberAdaptor {
+	e := amber.New()
+	return &AmberAdaptor{
+		Adaptor: NewAdaptor(directory, extension, e),
+		engine:  e,
+	}
+}
+
+// Funcs adds the elements of the argument map to the template's function map.
+// It is legal to overwrite elements of the default actions:
+// - url func(routeName string, args ...string) string
+// - urlpath func(routeName string, args ...string) string
+// - render func(fullPartialName string) (template.HTML, error).
+func (a *AmberAdaptor) Funcs(funcMap map[string]interface{}) *AmberAdaptor {
+	if len(funcMap) == 0 {
+		return a
+	}
+
+	// configuration maps are never nil, because
+	// they are initialized at each of the engine's New func
+	// so we're just passing them inside it.
+	for k, v := range funcMap {
+		a.engine.Config.Funcs[k] = v
+	}
+
+	return a
+}