graphql: update gqlgen to 0.5.1

fix #6

1 files changed, 61 insertions, 0 deletions

diff --git a/vendor/github.com/vektah/gqlparser/validator/rules/known_type_names.go b/vendor/github.com/vektah/gqlparser/validator/rules/known_type_names.go
new file mode 100644
index 00000000..223086b3
--- /dev/null
+++ b/vendor/github.com/vektah/gqlparser/validator/rules/known_type_names.go
@@ -0,0 +1,61 @@
+package validator
+
+import (
+	"github.com/vektah/gqlparser/ast"
+	. "github.com/vektah/gqlparser/validator"
+)
+
+func init() {
+	AddRule("KnownTypeNames", func(observers *Events, addError AddErrFunc) {
+		observers.OnOperation(func(walker *Walker, operation *ast.OperationDefinition) {
+			for _, vdef := range operation.VariableDefinitions {
+				typeName := vdef.Type.Name()
+				def := walker.Schema.Types[typeName]
+				if def != nil {
+					continue
+				}
+
+				addError(
+					Message(`Unknown type "%s".`, typeName),
+					At(operation.Position),
+				)
+			}
+		})
+
+		observers.OnInlineFragment(func(walker *Walker, inlineFragment *ast.InlineFragment) {
+			typedName := inlineFragment.TypeCondition
+			if typedName == "" {
+				return
+			}
+
+			def := walker.Schema.Types[typedName]
+			if def != nil {
+				return
+			}
+
+			addError(
+				Message(`Unknown type "%s".`, typedName),
+				At(inlineFragment.Position),
+			)
+		})
+
+		observers.OnFragment(func(walker *Walker, fragment *ast.FragmentDefinition) {
+			typeName := fragment.TypeCondition
+			def := walker.Schema.Types[typeName]
+			if def != nil {
+				return
+			}
+
+			var possibleTypes []string
+			for _, t := range walker.Schema.Types {
+				possibleTypes = append(possibleTypes, t.Name)
+			}
+
+			addError(
+				Message(`Unknown type "%s".`, typeName),
+				SuggestListQuoted("Did you mean", typeName, possibleTypes),
+				At(fragment.Position),
+			)
+		})
+	})
+}