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-rw-r--r--commands/commands.go30
1 files changed, 19 insertions, 11 deletions
diff --git a/commands/commands.go b/commands/commands.go
index 3f7fbcd4..1e86118b 100644
--- a/commands/commands.go
+++ b/commands/commands.go
@@ -116,23 +116,31 @@ func (cmds *Commands) GetCompletions(aerc *widgets.Aerc, cmd string) []string {
func GetFolders(aerc *widgets.Aerc, args []string) []string {
out := make([]string, 0)
- lower_only := false
if len(args) == 0 {
return aerc.SelectedAccount().Directories().List()
}
- for _, rune := range args[0] {
- lower_only = lower_only || unicode.IsLower(rune)
- }
-
for _, dir := range aerc.SelectedAccount().Directories().List() {
- test := dir
- if lower_only {
- test = strings.ToLower(dir)
- }
-
- if strings.HasPrefix(test, args[0]) {
+ if hasCaseSmartPrefix(dir, args[0]) {
out = append(out, dir)
}
}
return out
}
+
+// hasCaseSmartPrefix checks whether s starts with prefix, using a case
+// sensitive match if and only if prefix contains upper case letters.
+func hasCaseSmartPrefix(s, prefix string) bool {
+ if hasUpper(prefix) {
+ return strings.HasPrefix(s, prefix)
+ }
+ return strings.HasPrefix(strings.ToLower(s), strings.ToLower(prefix))
+}
+
+func hasUpper(s string) bool {
+ for _, r := range s {
+ if unicode.IsUpper(r) {
+ return true
+ }
+ }
+ return false
+}