Add generated file

This PR adds generated files under pkg/client and vendor folder.

vendor/golang.org/x/tools/godoc/vfs/gatefs/gatefs.go

@@ -0,0 +1,93 @@
+// Copyright 2013 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package gatefs provides an implementation of the FileSystem
+// interface that wraps another FileSystem and limits its concurrency.
+package gatefs // import "golang.org/x/tools/godoc/vfs/gatefs"
+
+import (
+	"fmt"
+	"os"
+
+	"golang.org/x/tools/godoc/vfs"
+)
+
+// New returns a new FileSystem that delegates to fs.
+// If gateCh is non-nil and buffered, it's used as a gate
+// to limit concurrency on calls to fs.
+func New(fs vfs.FileSystem, gateCh chan bool) vfs.FileSystem {
+	if cap(gateCh) == 0 {
+		return fs
+	}
+	return gatefs{fs, gate(gateCh)}
+}
+
+type gate chan bool
+
+func (g gate) enter() { g <- true }
+func (g gate) leave() { <-g }
+
+type gatefs struct {
+	fs vfs.FileSystem
+	gate
+}
+
+func (fs gatefs) String() string {
+	return fmt.Sprintf("gated(%s, %d)", fs.fs.String(), cap(fs.gate))
+}
+
+func (fs gatefs) RootType(path string) vfs.RootType {
+	return fs.fs.RootType(path)
+}
+
+func (fs gatefs) Open(p string) (vfs.ReadSeekCloser, error) {
+	fs.enter()
+	defer fs.leave()
+	rsc, err := fs.fs.Open(p)
+	if err != nil {
+		return nil, err
+	}
+	return gatef{rsc, fs.gate}, nil
+}
+
+func (fs gatefs) Lstat(p string) (os.FileInfo, error) {
+	fs.enter()
+	defer fs.leave()
+	return fs.fs.Lstat(p)
+}
+
+func (fs gatefs) Stat(p string) (os.FileInfo, error) {
+	fs.enter()
+	defer fs.leave()
+	return fs.fs.Stat(p)
+}
+
+func (fs gatefs) ReadDir(p string) ([]os.FileInfo, error) {
+	fs.enter()
+	defer fs.leave()
+	return fs.fs.ReadDir(p)
+}
+
+type gatef struct {
+	rsc vfs.ReadSeekCloser
+	gate
+}
+
+func (f gatef) Read(p []byte) (n int, err error) {
+	f.enter()
+	defer f.leave()
+	return f.rsc.Read(p)
+}
+
+func (f gatef) Seek(offset int64, whence int) (ret int64, err error) {
+	f.enter()
+	defer f.leave()
+	return f.rsc.Seek(offset, whence)
+}
+
+func (f gatef) Close() error {
+	f.enter()
+	defer f.leave()
+	return f.rsc.Close()
+}

vendor/golang.org/x/tools/godoc/vfs/gatefs/gatefs_test.go

@@ -0,0 +1,39 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package gatefs_test
+
+import (
+	"os"
+	"runtime"
+	"testing"
+
+	"golang.org/x/tools/godoc/vfs"
+	"golang.org/x/tools/godoc/vfs/gatefs"
+)
+
+func TestRootType(t *testing.T) {
+	goPath := os.Getenv("GOPATH")
+	var expectedType vfs.RootType
+	if goPath == "" {
+		expectedType = ""
+	} else {
+		expectedType = vfs.RootTypeGoPath
+	}
+	tests := []struct {
+		path   string
+		fsType vfs.RootType
+	}{
+		{runtime.GOROOT(), vfs.RootTypeGoRoot},
+		{goPath, expectedType},
+		{"/tmp/", ""},
+	}
+
+	for _, item := range tests {
+		fs := gatefs.New(vfs.OS(item.path), make(chan bool, 1))
+		if fs.RootType("path") != item.fsType {
+			t.Errorf("unexpected fsType. Expected- %v, Got- %v", item.fsType, fs.RootType("path"))
+		}
+	}
+}