Repro for apollographql/router#2587

.gitignore

@@ -13,3 +13,5 @@
 
 # Dependency directories (remove the comment below to include it)
 # vendor/
+
+router

Makefile

@@ -0,0 +1,12 @@
+
+.DEFAULT: supergraph
+
+.PHONY: supergraph
+supergraph: ./supergraph.graphqls
+
+./supergraph.graphqls: schema/*.graphqls ./rover.yaml
+	APOLLO_TELEMETRY_DISABLED=1 rover supergraph compose --skip-update-check --config ./rover.yaml --elv2-license=accept > $@
+
+.PHONY: run
+run: ./supergraph.graphqls
+	APOLLO_TELEMETRY_DISABLED=true ./router --dev --supergraph ./supergraph.graphqls

animal/Makefile

@@ -0,0 +1,8 @@
+
+.PHONY: generate
+generate:
+	go run github.com/99designs/gqlgen generate
+
+.PHONY: run
+run:
+	go run ./server.go

animal/go.mod

@@ -0,0 +1,15 @@
+module main
+
+go 1.19
+
+require (
+	github.com/99designs/gqlgen v0.17.24
+	github.com/vektah/gqlparser/v2 v2.5.1
+)
+
+require (
+	github.com/agnivade/levenshtein v1.1.1 // indirect
+	github.com/gorilla/websocket v1.5.0 // indirect
+	github.com/hashicorp/golang-lru v0.5.4 // indirect
+	github.com/mitchellh/mapstructure v1.5.0 // indirect
+)

animal/go.sum

@@ -0,0 +1,93 @@
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animal/gqlgen.yml

@@ -0,0 +1,63 @@
+# Where are all the schema files located? globs are supported eg  src/**/*.graphqls
+schema:
+  - ../schema/animal.graphqls
+
+# Where should the generated server code go?
+exec:
+  filename: graph/generated.go
+  package: graph
+
+# Uncomment to enable federation
+federation:
+  filename: graph/federation.go
+  package: graph
+
+# Where should any generated models go?
+model:
+  filename: graph/model/models_gen.go
+  package: model
+
+# Where should the resolver implementations go?
+resolver:
+  layout: follow-schema
+  dir: graph
+  package: graph
+
+# Optional: turn on use ` + "`" + `gqlgen:"fieldName"` + "`" + ` tags in your models
+# struct_tag: json
+
+# Optional: turn on to use []Thing instead of []*Thing
+# omit_slice_element_pointers: false
+
+# Optional: turn off to make struct-type struct fields not use pointers
+# e.g. type Thing struct { FieldA OtherThing } instead of { FieldA *OtherThing }
+# struct_fields_always_pointers: true
+
+# Optional: turn off to make resolvers return values instead of pointers for structs
+# resolvers_always_return_pointers: true
+
+# Optional: set to speed up generation time by not performing a final validation pass.
+# skip_validation: true
+
+# gqlgen will search for any type names in the schema in these go packages
+# if they match it will use them, otherwise it will generate them.
+autobind:
+#  - "main/graph/model"
+
+# This section declares type mapping between the GraphQL and go type systems
+#
+# The first line in each type will be used as defaults for resolver arguments and
+# modelgen, the others will be allowed when binding to fields. Configure them to
+# your liking
+# models:
+#   ID:
+#     model:
+#       - github.com/99designs/gqlgen/graphql.ID
+#       - github.com/99designs/gqlgen/graphql.Int
+#       - github.com/99designs/gqlgen/graphql.Int64
+#       - github.com/99designs/gqlgen/graphql.Int32
+#   Int:
+#     model:
+#       - github.com/99designs/gqlgen/graphql.Int
+#       - github.com/99designs/gqlgen/graphql.Int64
+#       - github.com/99designs/gqlgen/graphql.Int32

animal/graph/dog.go

@@ -0,0 +1,12 @@
+package graph
+
+import (
+	"main/graph/model"
+)
+
+func dog(id, name string) *model.Dog {
+	return &model.Dog{
+		ID:   id,
+		Name: name,
+	}
+}