Add Close to Context.

context/context.go

@@ -124,6 +124,11 @@ func Open(path string) (*Context, error) {
 	}, nil
 }
 
+// Close the resources associated with this context.
+func (c *Context) Close() error {
+	return c.db.Close()
+}
+
 // Get retreives a shortcut from the data store.
 func (c *Context) Get(name string) (*Route, error) {
 	val, err := c.db.Get([]byte(name), nil)

context/context_test.go

@@ -21,6 +21,7 @@ func TestGetPut(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
+	defer ctx.Close()
 
 	if _, err := ctx.Get("not_found"); err != leveldb.ErrNotFound {
 		t.Fatalf("expected ErrNotFound, got \"%v\"", err)
@@ -60,6 +61,7 @@ func TestNextID(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
+	defer ctx.Close()
 
 	var e uint64 = 1
 	for i := 0; i < 501; i++ {

main.go

@@ -28,6 +28,7 @@ func main() {
 	if err != nil {
 		log.Panic(err)
 	}
+	defer ctx.Close()
 
 	log.Panic(web.ListenAndServe(*flagAddr, getVersion(), ctx))
 }