v2api/reverse: start wiring up -exclude functionality

Exclude in readdir is missing.

1 files changed, 12 insertions, 8 deletions

diff --git a/internal/fusefrontend_reverse/excluder.go b/internal/fusefrontend_reverse/excluder.go
index 337c3d2..b6cb961 100644
--- a/internal/fusefrontend_reverse/excluder.go
+++ b/internal/fusefrontend_reverse/excluder.go
@@ -15,15 +15,19 @@ import (
 // prepareExcluder creates an object to check if paths are excluded
 // based on the patterns specified in the command line.
 func prepareExcluder(args fusefrontend.Args) *ignore.GitIgnore {
-	if len(args.Exclude) > 0 || len(args.ExcludeWildcard) > 0 || len(args.ExcludeFrom) > 0 {
-		excluder, err := ignore.CompileIgnoreLines(getExclusionPatterns(args)...)
-		if err != nil {
-			tlog.Fatal.Printf("Error compiling exclusion rules: %q", err)
-			os.Exit(exitcodes.ExcludeError)
-		}
-		return excluder
+	if len(args.Exclude) == 0 && len(args.ExcludeWildcard) == 0 && len(args.ExcludeFrom) == 0 {
+		return nil
+	}
+	patterns := getExclusionPatterns(args)
+	if len(patterns) == 0 {
+		panic(patterns)
+	}
+	excluder, err := ignore.CompileIgnoreLines(patterns...)
+	if err != nil {
+		tlog.Fatal.Printf("Error compiling exclusion rules: %v", err)
+		os.Exit(exitcodes.ExcludeError)
 	}
-	return nil
+	return excluder
 }
 
 // getExclusionPatters prepares a list of patterns to be excluded.