Fix fish shell completions

Original code didn't work at all and failed to install
if the ~/.config/fish/completions/ directory didn't exist

CHANGELOG.md

@@ -5,6 +5,7 @@
 ### Bugs
 
  * Fix bug where JsonStore was not being created #612
+ * Fix fish shell completion
 
 ### New Features
 

internal/helper/aws-sso.fish

@@ -4,3 +4,4 @@ function __complete_aws-sso
     and set COMP_LINE "$COMP_LINE "
     {{ .Executable }}
 end
+complete -f -c aws-sso -a "(__complete_aws-sso)"

internal/utils/fileedit.go

@@ -115,6 +115,10 @@ func (f *FileEdit) GenerateNewFile(configFile string) ([]byte, error) {
 	// read & write up to the prefix
 	input, err := os.Open(configFile)
 	if err != nil {
+		if err = EnsureDirExists(configFile); err != nil {
+			return []byte{}, err
+		}
+
 		input, err = os.Create(configFile)
 		if err != nil {
 			return []byte{}, err

internal/utils/fileedit_test.go

@@ -61,8 +61,10 @@ func TestFileEdit(t *testing.T) {
 		fmt.Sprintf(FILE_TEMPLATE, CONFIG_PREFIX, "foo", CONFIG_SUFFIX)), fBytes)
 
 	// can't open file
-	err = fe.UpdateConfig(false, true, "/this/directory/and/the/file/in/it/doesn't/exist")
-	assert.Error(t, err)
+	badfile := "./this/doesnt/exist"
+	err = fe.UpdateConfig(false, true, badfile)
+	assert.NoError(t, err)
+	defer os.Remove(badfile)
 
 	// setup logger for testing
 	logger, hook := test.NewNullLogger()