Added doc comments to generated elements

internal/elementgen/main.go

@@ -19,11 +19,12 @@ const (
 	parentType = "parent"
 	emptyType  = "empty"
 
-	parentTemplate = `func %s(attribs ...Attrib) func(children ...Term) *ParentElement {
+	parentTemplate = `// %[1]s creates a <%[2]s> element.
+	func %[1]s(attribs ...Attrib) func(children ...Term) *ParentElement {
         return func(children ...Term) *ParentElement {
             return &ParentElement{
     			EmptyElement: EmptyElement{
-    				TagName: "%s",
+    				TagName: "%[2]s",
     				Attribs: attribs,
     			},
     			Children: children,
@@ -31,9 +32,10 @@ const (
         }
     }
     `
-	emptyTemplate = `func %s(attribs ...Attrib) EmptyElement {
+	emptyTemplate = `// %[1]s creates a <%[2]s> element.
+	func %[1]s(attribs ...Attrib) EmptyElement {
         return EmptyElement{
-			TagName: "%s",
+			TagName: "%[2]s",
 			Attribs: attribs,
 		}
     }