reduce allocs by re-using string builder

framework/h/attribute.go

@@ -1,43 +1,23 @@
 package h
 
-type AttributeR struct {
-	Name  string
-	Value string
-}
+import "fmt"
 
-func NewAttribute(name string, value string) *AttributeR {
-	return &AttributeR{
-		Name:  name,
-		Value: value,
-	}
-}
+type AttributeMap map[string]any
 
-type TextContent struct {
-	Content string
+func (m *AttributeMap) ToMap() map[string]string {
+	result := make(map[string]string)
+	for k, v := range *m {
+		switch v.(type) {
+		case AttributeMap:
+			m2 := v.(*AttributeMap).ToMap()
+			for _, a := range m2 {
+				result[k] = a
 			}
-
-func NewTextContent(content string) *TextContent {
-	return &TextContent{
-		Content: content,
+		case string:
+			result[k] = v.(string)
+		default:
+			result[k] = fmt.Sprintf("%v", v)
 		}
 	}
-
-type RawContent struct {
-	Content string
-}
-
-func NewRawContent(content string) *RawContent {
-	return &RawContent{
-		Content: content,
-	}
-}
-
-type ChildList struct {
-	Children []Ren
-}
-
-func NewChildList(children ...Ren) *ChildList {
-	return &ChildList{
-		Children: children,
-	}
+	return result
 }

framework/h/renderables.go

@@ -0,0 +1,43 @@
+package h
+
+type AttributeR struct {
+	Name  string
+	Value string
+}
+
+type TextContent struct {
+	Content string
+}
+
+type RawContent struct {
+	Content string
+}
+
+type ChildList struct {
+	Children []Ren
+}
+
+func NewAttribute(name string, value string) *AttributeR {
+	return &AttributeR{
+		Name:  name,
+		Value: value,
+	}
+}
+
+func NewRawContent(content string) *RawContent {
+	return &RawContent{
+		Content: content,
+	}
+}
+
+func NewTextContent(content string) *TextContent {
+	return &TextContent{
+		Content: content,
+	}
+}
+
+func NewChildList(children ...Ren) *ChildList {
+	return &ChildList{
+		Children: children,
+	}
+}

framework/h/renderer.go

@@ -104,21 +104,3 @@ func (l *LifeCycle) Render(builder *strings.Builder) {
 
 	Children(children...).Render(builder)
 }
-
-func (m *AttributeMap) ToMap() map[string]string {
-	result := make(map[string]string)
-	for k, v := range *m {
-		switch v.(type) {
-		case AttributeMap:
-			m2 := v.(*AttributeMap).ToMap()
-			for _, a := range m2 {
-				result[k] = a
-			}
-		case string:
-			result[k] = v.(string)
-		default:
-			result[k] = fmt.Sprintf("%v", v)
-		}
-	}
-	return result
-}

framework/h/tag.go

@@ -70,7 +70,6 @@ func Id(value string) Ren {
 	return Attribute("id", value)
 }
 
-type AttributeMap map[string]any
 type ClassMap map[string]bool
 
 func Attributes(attrs *AttributeMap) *AttributeMap {