1 files changed, 19 insertions, 0 deletions
diff --git a/vendor/github.com/vektah/gqlparser/validator/rules/lone_anonymous_operation.go b/vendor/github.com/vektah/gqlparser/validator/rules/lone_anonymous_operation.go
new file mode 100644
index 00000000..dd232142
--- /dev/null
+++ b/vendor/github.com/vektah/gqlparser/validator/rules/lone_anonymous_operation.go
@@ -0,0 +1,19 @@
+package validator
+
+import (
+	"github.com/vektah/gqlparser/ast"
+	. "github.com/vektah/gqlparser/validator"
+)
+
+func init() {
+	AddRule("LoneAnonymousOperation", func(observers *Events, addError AddErrFunc) {
+		observers.OnOperation(func(walker *Walker, operation *ast.OperationDefinition) {
+			if operation.Name == "" && len(walker.Document.Operations) > 1 {
+				addError(
+					Message(`This anonymous operation must be the only defined operation.`),
+					At(operation.Position),
+				)
+			}
+		})
+	})
+}