use traditional controller tool to generate code

vendor/github.com/gobuffalo/flect/singularize.go

@@ -0,0 +1,44 @@
+package flect
+
+import (
+	"strings"
+	"sync"
+)
+
+var singularMoot = &sync.RWMutex{}
+
+// Singularize returns a singular version of the string
+//	users = user
+//	data = datum
+//	people = person
+func Singularize(s string) string {
+	return New(s).Singularize().String()
+}
+
+// Singularize returns a singular version of the string
+//	users = user
+//	data = datum
+//	people = person
+func (i Ident) Singularize() Ident {
+	s := i.Original
+	if len(s) == 0 {
+		return i
+	}
+
+	singularMoot.RLock()
+	defer singularMoot.RUnlock()
+	ls := strings.ToLower(s)
+	if p, ok := pluralToSingle[ls]; ok {
+		return New(p)
+	}
+	if _, ok := singleToPlural[ls]; ok {
+		return i
+	}
+	for _, r := range singularRules {
+		if strings.HasSuffix(ls, r.suffix) {
+			return New(r.fn(s))
+		}
+	}
+
+	return i
+}