New feature: Fallback views. Read HISTORY.md

view/amber.go

@@ -217,7 +217,7 @@ func (s *AmberEngine) executeTemplateBuf(name string, binding interface{}) (stri
 	tmpl := s.fromCache(name)
 	if tmpl == nil {
 		s.bufPool.Put(buf)
-		return "", ErrNotExist{name, false}
+		return "", ErrNotExist{name, false, binding}
 	}
 
 	err := tmpl.ExecuteTemplate(buf, name, binding)
@@ -253,5 +253,5 @@ func (s *AmberEngine) ExecuteWriter(w io.Writer, filename string, layout string,
 		return tmpl.Execute(w, bindingData)
 	}
 
-	return ErrNotExist{filename, false}
+	return ErrNotExist{filename, false, bindingData}
 }

view/django.go

@@ -307,5 +307,5 @@ func (s *DjangoEngine) ExecuteWriter(w io.Writer, filename string, _ string, bin
 		return tmpl.ExecuteWriter(getPongoContext(bindingData), w)
 	}
 
-	return ErrNotExist{filename, false}
+	return ErrNotExist{filename, false, bindingData}
 }

view/handlebars.go

@@ -235,5 +235,5 @@ func (s *HandlebarsEngine) ExecuteWriter(w io.Writer, filename string, layout st
 		return err
 	}
 
-	return ErrNotExist{fmt.Sprintf("%s (file: %s)", renderFilename, filename), false}
+	return ErrNotExist{fmt.Sprintf("%s (file: %s)", renderFilename, filename), false, bindingData}
 }

view/html.go

@@ -421,14 +421,14 @@ func (s *HTMLEngine) ExecuteWriter(w io.Writer, name string, layout string, bind
 
 	t := s.Templates.Lookup(name)
 	if t == nil {
-		return ErrNotExist{name, false}
+		return ErrNotExist{name, false, bindingData}
 	}
 	s.runtimeFuncsFor(t, name, bindingData)
 
 	if layout = getLayout(layout, s.layout); layout != "" {
 		lt := s.Templates.Lookup(layout)
 		if lt == nil {
-			return ErrNotExist{layout, true}
+			return ErrNotExist{layout, true, bindingData}
 		}
 
 		s.layoutFuncsFor(lt, name, bindingData)

view/view.go

@@ -21,19 +21,7 @@ type (
 )
 
 // ErrNotExist reports whether a template was not found in the parsed templates tree.
-type ErrNotExist struct {
-	Name     string
-	IsLayout bool
-}
-
-// Error implements the `error` interface.
-func (e ErrNotExist) Error() string {
-	title := "template"
-	if e.IsLayout {
-		title = "layout"
-	}
-	return fmt.Sprintf("%s '%s' does not exist", title, e.Name)
-}
+type ErrNotExist = context.ErrViewNotExist
 
 // View is just a wrapper on top of the registered template engine.
 type View struct{ Engine }