Use vendor when building (#201)

* Use vendor code for all go calls

* Add missing vendor dependencies

* Add travis_retry to yarn install

* Fix go test call

vendor/github.com/99designs/gqlgen/plugin/modelgen/models.go

@@ -0,0 +1,232 @@
+package modelgen
+
+import (
+	"fmt"
+	"go/types"
+	"sort"
+
+	"github.com/99designs/gqlgen/codegen/config"
+	"github.com/99designs/gqlgen/codegen/templates"
+	"github.com/99designs/gqlgen/internal/code"
+	"github.com/99designs/gqlgen/plugin"
+	"github.com/vektah/gqlparser/ast"
+)
+
+type ModelBuild struct {
+	PackageName string
+	Interfaces  []*Interface
+	Models      []*Object
+	Enums       []*Enum
+	Scalars     []string
+}
+
+type Interface struct {
+	Description string
+	Name        string
+}
+
+type Object struct {
+	Description string
+	Name        string
+	Fields      []*Field
+	Implements  []string
+}
+
+type Field struct {
+	Description string
+	Name        string
+	Type        types.Type
+	Tag         string
+}
+
+type Enum struct {
+	Description string
+	Name        string
+	Values      []*EnumValue
+}
+
+type EnumValue struct {
+	Description string
+	Name        string
+}
+
+func New() plugin.Plugin {
+	return &Plugin{}
+}
+
+type Plugin struct{}
+
+var _ plugin.ConfigMutator = &Plugin{}
+
+func (m *Plugin) Name() string {
+	return "modelgen"
+}
+
+func (m *Plugin) MutateConfig(cfg *config.Config) error {
+	if err := cfg.Check(); err != nil {
+		return err
+	}
+
+	schema, _, err := cfg.LoadSchema()
+	if err != nil {
+		return err
+	}
+
+	cfg.InjectBuiltins(schema)
+
+	binder, err := cfg.NewBinder(schema)
+	if err != nil {
+		return err
+	}
+
+	b := &ModelBuild{
+		PackageName: cfg.Model.Package,
+	}
+
+	for _, schemaType := range schema.Types {
+		if cfg.Models.UserDefined(schemaType.Name) {
+			continue
+		}
+
+		switch schemaType.Kind {
+		case ast.Interface, ast.Union:
+			it := &Interface{
+				Description: schemaType.Description,
+				Name:        schemaType.Name,
+			}
+
+			b.Interfaces = append(b.Interfaces, it)
+		case ast.Object, ast.InputObject:
+			if schemaType == schema.Query || schemaType == schema.Mutation || schemaType == schema.Subscription {
+				continue
+			}
+			it := &Object{
+				Description: schemaType.Description,
+				Name:        schemaType.Name,
+			}
+
+			for _, implementor := range schema.GetImplements(schemaType) {
+				it.Implements = append(it.Implements, implementor.Name)
+			}
+
+			for _, field := range schemaType.Fields {
+				var typ types.Type
+				fieldDef := schema.Types[field.Type.Name()]
+
+				if cfg.Models.UserDefined(field.Type.Name()) {
+					pkg, typeName := code.PkgAndType(cfg.Models[field.Type.Name()].Model[0])
+					typ, err = binder.FindType(pkg, typeName)
+					if err != nil {
+						return err
+					}
+				} else {
+					switch fieldDef.Kind {
+					case ast.Scalar:
+						// no user defined model, referencing a default scalar
+						typ = types.NewNamed(
+							types.NewTypeName(0, cfg.Model.Pkg(), "string", nil),
+							nil,
+							nil,
+						)
+
+					case ast.Interface, ast.Union:
+						// no user defined model, referencing a generated interface type
+						typ = types.NewNamed(
+							types.NewTypeName(0, cfg.Model.Pkg(), templates.ToGo(field.Type.Name()), nil),
+							types.NewInterfaceType([]*types.Func{}, []types.Type{}),
+							nil,
+						)
+
+					case ast.Enum:
+						// no user defined model, must reference a generated enum
+						typ = types.NewNamed(
+							types.NewTypeName(0, cfg.Model.Pkg(), templates.ToGo(field.Type.Name()), nil),
+							nil,
+							nil,
+						)
+
+					case ast.Object, ast.InputObject:
+						// no user defined model, must reference a generated struct
+						typ = types.NewNamed(
+							types.NewTypeName(0, cfg.Model.Pkg(), templates.ToGo(field.Type.Name()), nil),
+							types.NewStruct(nil, nil),
+							nil,
+						)
+
+					default:
+						panic(fmt.Errorf("unknown ast type %s", fieldDef.Kind))
+					}
+				}
+
+				name := field.Name
+				if nameOveride := cfg.Models[schemaType.Name].Fields[field.Name].FieldName; nameOveride != "" {
+					name = nameOveride
+				}
+
+				typ = binder.CopyModifiersFromAst(field.Type, typ)
+
+				if isStruct(typ) && (fieldDef.Kind == ast.Object || fieldDef.Kind == ast.InputObject) {
+					typ = types.NewPointer(typ)
+				}
+
+				it.Fields = append(it.Fields, &Field{
+					Name:        name,
+					Type:        typ,
+					Description: field.Description,
+					Tag:         `json:"` + field.Name + `"`,
+				})
+			}
+
+			b.Models = append(b.Models, it)
+		case ast.Enum:
+			it := &Enum{
+				Name:        schemaType.Name,
+				Description: schemaType.Description,
+			}
+
+			for _, v := range schemaType.EnumValues {
+				it.Values = append(it.Values, &EnumValue{
+					Name:        v.Name,
+					Description: v.Description,
+				})
+			}
+
+			b.Enums = append(b.Enums, it)
+		case ast.Scalar:
+			b.Scalars = append(b.Scalars, schemaType.Name)
+		}
+	}
+
+	sort.Slice(b.Enums, func(i, j int) bool { return b.Enums[i].Name < b.Enums[j].Name })
+	sort.Slice(b.Models, func(i, j int) bool { return b.Models[i].Name < b.Models[j].Name })
+	sort.Slice(b.Interfaces, func(i, j int) bool { return b.Interfaces[i].Name < b.Interfaces[j].Name })
+
+	for _, it := range b.Enums {
+		cfg.Models.Add(it.Name, cfg.Model.ImportPath()+"."+templates.ToGo(it.Name))
+	}
+	for _, it := range b.Models {
+		cfg.Models.Add(it.Name, cfg.Model.ImportPath()+"."+templates.ToGo(it.Name))
+	}
+	for _, it := range b.Interfaces {
+		cfg.Models.Add(it.Name, cfg.Model.ImportPath()+"."+templates.ToGo(it.Name))
+	}
+	for _, it := range b.Scalars {
+		cfg.Models.Add(it, "github.com/99designs/gqlgen/graphql.String")
+	}
+
+	if len(b.Models) == 0 && len(b.Enums) == 0 {
+		return nil
+	}
+
+	return templates.Render(templates.Options{
+		PackageName:     cfg.Model.Package,
+		Filename:        cfg.Model.Filename,
+		Data:            b,
+		GeneratedHeader: true,
+	})
+}
+
+func isStruct(t types.Type) bool {
+	_, is := t.Underlying().(*types.Struct)
+	return is
+}