From 53a19afe521ec1d1866fa1b0e7b8daca8feb93fe Mon Sep 17 00:00:00 2001
From: Zachary Yedidia <zyedidia@gmail.com>
Date: Sat, 11 Mar 2017 13:08:32 -0500
Subject: [PATCH] Fix error when opening directory

Fixes #587
---
 cmd/micro/command.go | 32 ++++++++++++++++++++++++++++++--
 1 file changed, 30 insertions(+), 2 deletions(-)

diff --git a/cmd/micro/command.go b/cmd/micro/command.go
index 20b8734d..ef52fea9 100644
--- a/cmd/micro/command.go
+++ b/cmd/micro/command.go
@@ -300,6 +300,13 @@ func VSplit(args []string) {
 		home, _ := homedir.Dir()
 		filename = strings.Replace(filename, "~", home, 1)
 		file, err := os.Open(filename)
+		fileInfo, _ := os.Stat(filename)
+
+		if err == nil && fileInfo.IsDir() {
+			messenger.Error(filename, " is a directory")
+			return
+		}
+
 		defer file.Close()
 
 		var buf *Buffer
@@ -323,6 +330,13 @@ func HSplit(args []string) {
 		home, _ := homedir.Dir()
 		filename = strings.Replace(filename, "~", home, 1)
 		file, err := os.Open(filename)
+		fileInfo, _ := os.Stat(filename)
+
+		if err == nil && fileInfo.IsDir() {
+			messenger.Error(filename, " is a directory")
+			return
+		}
+
 		defer file.Close()
 
 		var buf *Buffer
@@ -356,10 +370,24 @@ func NewTab(args []string) {
 		filename := args[0]
 		home, _ := homedir.Dir()
 		filename = strings.Replace(filename, "~", home, 1)
-		file, _ := os.Open(filename)
+		file, err := os.Open(filename)
+		fileInfo, _ := os.Stat(filename)
+
+		if err == nil && fileInfo.IsDir() {
+			messenger.Error(filename, " is a directory")
+			return
+		}
+
 		defer file.Close()
 
-		tab := NewTabFromView(NewView(NewBuffer(file, filename)))
+		var buf *Buffer
+		if err != nil {
+			buf = NewBuffer(strings.NewReader(""), filename)
+		} else {
+			buf = NewBuffer(file, filename)
+		}
+
+		tab := NewTabFromView(NewView(buf))
 		tab.SetNum(len(tabs))
 		tabs = append(tabs, tab)
 		curTab = len(tabs) - 1