From 1566dd06cd58a6e58ca562b85b4a87988c3281fb Mon Sep 17 00:00:00 2001
From: Dale Hui <dhui@users.noreply.github.com>
Date: Tue, 7 Aug 2018 15:46:33 -0700
Subject: [PATCH] Pass the error through instead of overriding it

---
 migrate.go | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/migrate.go b/migrate.go
index 9d76978..1a3ba6a 100644
--- a/migrate.go
+++ b/migrate.go
@@ -395,16 +395,16 @@ func (m *Migrate) read(from int, to int, ret chan<- interface{}) {
 
 	// check if from version exists
 	if from >= 0 {
-		if m.versionExists(suint(from)) != nil {
-			ret <- os.ErrNotExist
+		if err := m.versionExists(suint(from)); err != nil {
+			ret <- err
 			return
 		}
 	}
 
 	// check if to version exists
 	if to >= 0 {
-		if m.versionExists(suint(to)) != nil {
-			ret <- os.ErrNotExist
+		if err := m.versionExists(suint(to)); err != nil {
+			ret <- err
 			return
 		}
 	}
@@ -507,8 +507,8 @@ func (m *Migrate) readUp(from int, limit int, ret chan<- interface{}) {
 
 	// check if from version exists
 	if from >= 0 {
-		if m.versionExists(suint(from)) != nil {
-			ret <- os.ErrNotExist
+		if err := m.versionExists(suint(from)); err != nil {
+			ret <- err
 			return
 		}
 	}
@@ -599,8 +599,8 @@ func (m *Migrate) readDown(from int, limit int, ret chan<- interface{}) {
 
 	// check if from version exists
 	if from >= 0 {
-		if m.versionExists(suint(from)) != nil {
-			ret <- os.ErrNotExist
+		if err := m.versionExists(suint(from)); err != nil {
+			ret <- err
 			return
 		}
 	}