From 2e8c2e1c2253b584287830404dc7d7c991f793a3 Mon Sep 17 00:00:00 2001
From: Nuno Cruces <ncruces@users.noreply.github.com>
Date: Tue, 13 Apr 2021 14:37:10 +0100
Subject: [PATCH] File filter names (windows).

---
 file.go         | 9 +++++++++
 file_windows.go | 1 +
 2 files changed, 10 insertions(+)

diff --git a/file.go b/file.go
index 97442c5..ae98daf 100644
--- a/file.go
+++ b/file.go
@@ -85,6 +85,15 @@ func (f FileFilters) apply(o *options) {
 	o.fileFilters = append(o.fileFilters, f...)
 }
 
+// Windows' patterns need a name.
+func (f FileFilters) name() {
+	for i, filter := range f {
+		if filter.Name == "" {
+			f[i].Name = strings.Join(filter.Patterns, " ")
+		}
+	}
+}
+
 // Windows' patterns are case insensitive, don't support character classes or escaping.
 // First we remove character classes, then escaping. Patterns with literal wildcards are invalid (match nothing).
 // The semicolon is a separator, so we replace it with the single character wildcard.
diff --git a/file_windows.go b/file_windows.go
index cfbd28e..8727206 100644
--- a/file_windows.go
+++ b/file_windows.go
@@ -363,6 +363,7 @@ func initDirNameExt(filename string, name []uint16) (dir *uint16, ext *uint16) {
 
 func initFilters(filters FileFilters) []uint16 {
 	filters.simplify()
+	filters.name()
 	var res []uint16
 	for _, f := range filters {
 		res = append(res, utf16.Encode([]rune(f.Name))...)