1 files changed, 30 insertions, 0 deletions
diff --git a/vendor/github.com/vektah/gqlgen/graphql/defer.go b/vendor/github.com/vektah/gqlgen/graphql/defer.go
new file mode 100644
index 00000000..79346a84
--- /dev/null
+++ b/vendor/github.com/vektah/gqlgen/graphql/defer.go
@@ -0,0 +1,30 @@
+package graphql
+
+import (
+	"io"
+	"sync"
+)
+
+// Defer will begin executing the given function and immediately return a result that will block until the function completes
+func Defer(f func() Marshaler) Marshaler {
+	var deferred deferred
+	deferred.mu.Lock()
+
+	go func() {
+		deferred.result = f()
+		deferred.mu.Unlock()
+	}()
+
+	return &deferred
+}
+
+type deferred struct {
+	result Marshaler
+	mu     sync.Mutex
+}
+
+func (d *deferred) MarshalGQL(w io.Writer) {
+	d.mu.Lock()
+	d.result.MarshalGQL(w)
+	d.mu.Unlock()
+}