fix: make PinsOfType take a context

We haven't bothered changing existing functions to reduce breaking
changes, but we might as well add contexts to new functions.

Author: Stebalien

shell.go

@@ -240,9 +240,9 @@ func (s *Shell) Pins() (map[string]PinInfo, error) {
 }
 
 // Pins returns a map of the pins of specified type (DirectPin, RecursivePin, or IndirectPin)
-func (s *Shell) PinsOfType(pinType PinType) (map[string]PinInfo, error) {
+func (s *Shell) PinsOfType(ctx context.Context, pinType PinType) (map[string]PinInfo, error) {
 	var raw struct{ Keys map[string]PinInfo }
-	return raw.Keys, s.Request("pin/ls").Option("type", pinType).Exec(context.Background(), &raw)
+	return raw.Keys, s.Request("pin/ls").Option("type", pinType).Exec(ctx, &raw)
 }
 
 // PinStreamInfo is the output type for PinsStream

shell_test.go

@@ -247,7 +247,7 @@ func TestPinsOfType(t *testing.T) {
 	h, err := s.Add(bytes.NewBufferString("go-ipfs-api pins test 9F3D1F30-D12A-4024-9477-8F0C8E4B3A63"))
 	is.Nil(err)
 
-	pins, err := s.PinsOfType(RecursivePin)
+	pins, err := s.PinsOfType(context.Background(), RecursivePin)
 	is.Nil(err)
 
 	_, ok := pins[h]