From b8f922a41bdf000845b9ec4b5cd56cd8e95645b6 Mon Sep 17 00:00:00 2001
From: Ben Kraft <benkraft@khanacademy.org>
Date: Wed, 7 Apr 2021 17:17:55 -0700
Subject: [PATCH] err explicitly if there's no operation name

---
 generate/generate.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/generate/generate.go b/generate/generate.go
index 4c91872..8f92fde 100644
--- a/generate/generate.go
+++ b/generate/generate.go
@@ -116,6 +116,10 @@ func (g *generator) getDocComment(op *ast.OperationDefinition) string {
 }
 
 func (g *generator) addOperation(op *ast.OperationDefinition) error {
+	if op.Name == "" {
+		return fmt.Errorf("operations must have operation-names")
+	}
+
 	var builder strings.Builder
 	f := formatter.NewFormatter(&builder)
 	// TODO: this could even get minifed.