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-rw-r--r--cli_args.go12
-rw-r--r--cli_args_test.go11
2 files changed, 23 insertions, 0 deletions
diff --git a/cli_args.go b/cli_args.go
index 69e8bdf..1314ed7 100644
--- a/cli_args.go
+++ b/cli_args.go
@@ -39,6 +39,18 @@ type argContainer struct {
_forceOwner *fuse.Owner
}
+type multipleStrings []string
+
+func (s *multipleStrings) String() string {
+ s2 := []string(*s)
+ return fmt.Sprint(s2)
+}
+
+func (s *multipleStrings) Set(val string) error {
+ *s = append(*s, val)
+ return nil
+}
+
var flagSet *flag.FlagSet
// prefixOArgs transform options passed via "-o foo,bar" into regular options
diff --git a/cli_args_test.go b/cli_args_test.go
index dd5dcd1..8e5ae3d 100644
--- a/cli_args_test.go
+++ b/cli_args_test.go
@@ -77,3 +77,14 @@ func TestPrefixOArgs(t *testing.T) {
}
}
}
+
+func TestStringSlice(t *testing.T) {
+ var s multipleStrings
+ s.Set("foo")
+ s.Set("bar")
+ want := "[foo bar]"
+ have := s.String()
+ if want != have {
+ t.Errorf("Wrong string representation: want=%q have=%q", want, have)
+ }
+}