fix: schema import walk wasn't calling next()

backend/schema/schema.go

@@ -9,6 +9,7 @@ import (
 	"github.com/alecthomas/errors"
 	"github.com/alecthomas/participle/v2"
 	"github.com/alecthomas/participle/v2/lexer"
+	"github.com/alecthomas/repr"
 	"golang.org/x/exp/maps"
 	"google.golang.org/protobuf/proto"
 )
@@ -237,6 +238,7 @@ func (m *Module) Imports() []string {
 	_ = Visit(m, func(n Node, next func() error) error {
 		switch n := n.(type) {
 		case *DataRef:
+			repr.Println(n)
 			if n.Module != "" && n.Module != m.Name {
 				imports[n.Module] = true
 			}
@@ -248,7 +250,7 @@ func (m *Module) Imports() []string {
 
 		default:
 		}
-		return nil
+		return next()
 	})
 	return maps.Keys(imports)
 }

backend/schema/schema_test.go

@@ -89,6 +89,19 @@ module todo {
 	assert.Equal(t, strings.TrimSpace(expected), strings.TrimSpace(schema.String()))
 }
 
+func TestImports(t *testing.T) {
+	input := `
+	module test {
+		data Data {
+			ref other.Data
+		}
+	}
+	`
+	schema, err := ParseModuleString("", input)
+	assert.NoError(t, err)
+	assert.Equal(t, []string{"other"}, schema.Imports())
+}
+
 func TestVisit(t *testing.T) {
 	expected := `
 Schema