Fixed an issue where unexported fields were being returned as a part of the result.

Author: mohsalsaleem

Diff for: tpl/debug/debug.go

@@ -51,22 +51,30 @@ func (ns *Namespace) List(val interface{}) []string {
 	// If the type is struct
 	if v.Kind() == reflect.Struct {
 		for i := 0; i < v.NumField(); i++ {
-			values = append(values, v.Type().Field(i).Name)
+			if v.Type().Field(i).IsExported() {
+				values = append(values, v.Type().Field(i).Name)
+			}
 		}
 
 		for i := 0; i < v.NumMethod(); i++ {
-			values = append(values, v.Type().Method(i).Name)
+			if v.Type().Method(i).IsExported() {
+				values = append(values, v.Type().Method(i).Name)
+			}
 		}
 	}
 
 	// If the type is pointer
 	if v.Kind() == reflect.Ptr {
 		for i := 0; i < reflect.Indirect(v).NumField(); i++ {
-			values = append(values, v.Elem().Type().Field(i).Name)
+			if v.Elem().Type().Field(i).IsExported() {
+				values = append(values, v.Elem().Type().Field(i).Name)
+			}
 		}
 
 		for i := 0; i < v.NumMethod(); i++ {
-			values = append(values, v.Type().Method(i).Name)
+			if v.Type().Method(i).IsExported() {
+				values = append(values, v.Type().Method(i).Name)
+			}
 		}
 	}
 

Diff for: tpl/debug/debug_test.go

@@ -35,22 +35,22 @@ func TestList(t *testing.T) {
 	t.Run("struct", func(t *testing.T) {
 		c := qt.New(t)
 		result := ns.List(user)
+		c.Assert(len(result), qt.Equals, 4)
 		c.Assert(result[0], qt.Equals, "GetName")
 		c.Assert(result[1], qt.Equals, "GetPhone")
 		c.Assert(result[2], qt.Equals, "Name")
 		c.Assert(result[3], qt.Equals, "Phone")
-		c.Assert(result[4], qt.Equals, "city")
 	})
 
 	t.Run("pointer", func(t *testing.T) {
 		c := qt.New(t)
 		result := ns.List(&user)
+		c.Assert(len(result), qt.Equals, 5)
 		c.Assert(result[0], qt.Equals, "GetName")
 		c.Assert(result[1], qt.Equals, "GetPhone")
 		c.Assert(result[2], qt.Equals, "GetPhoneAndCity")
 		c.Assert(result[3], qt.Equals, "Name")
 		c.Assert(result[4], qt.Equals, "Phone")
-		c.Assert(result[5], qt.Equals, "city")
 	})
 
 	t.Run("map", func(t *testing.T) {