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/cmd/init.go

@@ -0,0 +1,144 @@
+package cmd
+
+import (
+	"bytes"
+	"fmt"
+	"io/ioutil"
+	"os"
+	"strings"
+
+	"github.com/99designs/gqlgen/api"
+	"github.com/99designs/gqlgen/plugin/servergen"
+
+	"github.com/99designs/gqlgen/codegen/config"
+	"github.com/pkg/errors"
+	"github.com/urfave/cli"
+	yaml "gopkg.in/yaml.v2"
+)
+
+var configComment = `
+# .gqlgen.yml example
+#
+# Refer to https://gqlgen.com/config/
+# for detailed .gqlgen.yml documentation.
+`
+
+var schemaDefault = `
+# GraphQL schema example
+#
+# https://gqlgen.com/getting-started/
+
+type Todo {
+  id: ID!
+  text: String!
+  done: Boolean!
+  user: User!
+}
+
+type User {
+  id: ID!
+  name: String!
+}
+
+type Query {
+  todos: [Todo!]!
+}
+
+input NewTodo {
+  text: String!
+  userId: String!
+}
+
+type Mutation {
+  createTodo(input: NewTodo!): Todo!
+}
+`
+
+var initCmd = cli.Command{
+	Name:  "init",
+	Usage: "create a new gqlgen project",
+	Flags: []cli.Flag{
+		cli.BoolFlag{Name: "verbose, v", Usage: "show logs"},
+		cli.StringFlag{Name: "config, c", Usage: "the config filename"},
+		cli.StringFlag{Name: "server", Usage: "where to write the server stub to", Value: "server/server.go"},
+		cli.StringFlag{Name: "schema", Usage: "where to write the schema stub to", Value: "schema.graphql"},
+	},
+	Action: func(ctx *cli.Context) {
+		initSchema(ctx.String("schema"))
+		config := initConfig(ctx)
+
+		GenerateGraphServer(config, ctx.String("server"))
+	},
+}
+
+func GenerateGraphServer(cfg *config.Config, serverFilename string) {
+	err := api.Generate(cfg, api.AddPlugin(servergen.New(serverFilename)))
+	if err != nil {
+		fmt.Fprintln(os.Stderr, err.Error())
+	}
+
+	fmt.Fprintf(os.Stdout, "Exec \"go run ./%s\" to start GraphQL server\n", serverFilename)
+}
+
+func initConfig(ctx *cli.Context) *config.Config {
+	var cfg *config.Config
+	var err error
+	configFilename := ctx.String("config")
+	if configFilename != "" {
+		cfg, err = config.LoadConfig(configFilename)
+	} else {
+		cfg, err = config.LoadConfigFromDefaultLocations()
+	}
+
+	if cfg != nil {
+		fmt.Fprintf(os.Stderr, "init failed: a configuration file already exists\n")
+		os.Exit(1)
+	}
+
+	if !os.IsNotExist(errors.Cause(err)) {
+		fmt.Fprintln(os.Stderr, err.Error())
+		os.Exit(1)
+	}
+
+	if configFilename == "" {
+		configFilename = "gqlgen.yml"
+	}
+	cfg = config.DefaultConfig()
+
+	cfg.Resolver = config.PackageConfig{
+		Filename: "resolver.go",
+		Type:     "Resolver",
+	}
+
+	var buf bytes.Buffer
+	buf.WriteString(strings.TrimSpace(configComment))
+	buf.WriteString("\n\n")
+	var b []byte
+	b, err = yaml.Marshal(cfg)
+	if err != nil {
+		fmt.Fprintln(os.Stderr, "unable to marshal yaml: "+err.Error())
+		os.Exit(1)
+	}
+	buf.Write(b)
+
+	err = ioutil.WriteFile(configFilename, buf.Bytes(), 0644)
+	if err != nil {
+		fmt.Fprintln(os.Stderr, "unable to write cfg file: "+err.Error())
+		os.Exit(1)
+	}
+
+	return cfg
+}
+
+func initSchema(schemaFilename string) {
+	_, err := os.Stat(schemaFilename)
+	if !os.IsNotExist(err) {
+		return
+	}
+
+	err = ioutil.WriteFile(schemaFilename, []byte(strings.TrimSpace(schemaDefault)), 0644)
+	if err != nil {
+		fmt.Fprintln(os.Stderr, "unable to write schema file: "+err.Error())
+		os.Exit(1)
+	}
+}