Support case sensitive filtering

pkg/gui/context/filtered_list.go

@@ -66,7 +66,7 @@ func (self *FilteredList[T]) applyFilter() {
 }
 
 func (self *FilteredList[T]) match(haystack string, needle string) bool {
-	return utils.CaseInsensitiveContains(haystack, needle)
+	return utils.CaseAwareContains(haystack, needle)
 }
 
 func (self *FilteredList[T]) UnfilteredIndex(index int) int {

pkg/utils/search.go

@@ -21,9 +21,28 @@ func FuzzySearch(needle string, haystack []string) []string {
 	})
 }
 
-func CaseInsensitiveContains(a, b string) bool {
+func CaseAwareContains(haystack, needle string) bool {
+	// if needle contains an uppercase letter, we'll do a case sensitive search
+	if ContainsUppercase(needle) {
+		return strings.Contains(haystack, needle)
+	}
+
+	return CaseInsensitiveContains(haystack, needle)
+}
+
+func ContainsUppercase(s string) bool {
+	for _, r := range s {
+		if r >= 'A' && r <= 'Z' {
+			return true
+		}
+	}
+
+	return false
+}
+
+func CaseInsensitiveContains(haystack, needle string) bool {
 	return strings.Contains(
-		strings.ToLower(a),
-		strings.ToLower(b),
+		strings.ToLower(haystack),
+		strings.ToLower(needle),
 	)
 }