add basic CLI for package

cmd/main.go

@@ -0,0 +1,34 @@
+package main
+
+import (
+	"fmt"
+
+	flag "github.com/spf13/pflag"
+
+	"github.com/ojizero/gofindup"
+)
+
+func main() {
+	var (
+		startdir string
+		nametofind string
+	)
+
+	flag.StringVarP(&startdir, "startdir", "s", "", "Directory to start searching from, if not given would search from current working directory")
+	flag.Parse()
+	nametofind = flag.Arg(0)
+
+	findup := gofindup.Findup
+	if startdir != "" {
+		findup = func(name string) (string, error) {
+			return gofindup.FindupFrom(name, startdir)
+		}
+	}
+
+	found, err := findup(nametofind)
+	if err != nil {
+		panic(err)
+	}
+
+	fmt.Print(found)
+}

go.mod

@@ -4,5 +4,6 @@ go 1.13
 
 require (
 	github.com/spf13/afero v1.2.2
+	github.com/spf13/pflag v1.0.5
 	github.com/stretchr/testify v1.4.0
 )

go.sum

@@ -4,6 +4,8 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/spf13/afero v1.2.2 h1:5jhuqJyZCZf2JRofRvN/nIFgIWNzPa3/Vz8mYylgbWc=
 github.com/spf13/afero v1.2.2/go.mod h1:9ZxEEn6pIJ8Rxe320qSDBk6AsU0r9pR7Q4OcevTdifk=
+github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
+github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=