Use a temp file to create the note

cmd/note.go

@@ -9,7 +9,6 @@ import (
 	"log"
 	"os"
 	"os/exec"
-	"path"
 	"strconv"
 
 	"github.com/spf13/cobra"
@@ -44,18 +43,17 @@ var noteCmd = &cobra.Command{
 			log.Fatal(err)
 		}
 
-		file_path := path.Join(os.TempDir(), "diary_note.md")
+		temp_file, err := ioutil.TempFile(os.TempDir(), "diary_note.*.md")
-		file, err := os.Create(file_path)
 		if err != nil {
 			log.Fatal(err)
 		}
-		file.Close()
+		defer os.Remove(temp_file.Name())
 
 		var editor = os.Getenv("EDITOR")
 		if editor == "" {
 			editor = "nano"
 		}
-		editor_cmd := exec.Command(editor, file_path)
+		editor_cmd := exec.Command(editor, temp_file.Name())
 		editor_cmd.Stdin = os.Stdin
 		editor_cmd.Stdout = os.Stdout
 		editor_cmd.Stderr = os.Stderr
@@ -69,11 +67,10 @@ var noteCmd = &cobra.Command{
 			log.Fatal(err)
 		}
 
-		content, err := ioutil.ReadFile(file_path)
+		content, err := ioutil.ReadFile(temp_file.Name())
 		if err != nil {
 			log.Fatal(err)
 		}
-		os.Remove(file_path)
 		App.NewDiaryEntryNote(int64(entry_id), string(content))
 	},
 }