Checking in vendor folder for ease of using go get.

vendor/golang.org/x/text/cmd/gotext/rewrite.go

@@ -0,0 +1,55 @@
+// Copyright 2017 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 main
+
+import (
+	"os"
+
+	"golang.org/x/text/message/pipeline"
+)
+
+const printerType = "golang.org/x/text/message.Printer"
+
+// TODO:
+// - merge information into existing files
+// - handle different file formats (PO, XLIFF)
+// - handle features (gender, plural)
+// - message rewriting
+
+func init() {
+	overwrite = cmdRewrite.Flag.Bool("w", false, "write files in place")
+}
+
+var (
+	overwrite *bool
+)
+
+var cmdRewrite = &Command{
+	Run:       runRewrite,
+	UsageLine: "rewrite <package>",
+	Short:     "rewrites fmt functions to use a message Printer",
+	Long: `
+rewrite is typically done once for a project. It rewrites all usages of
+fmt to use x/text's message package whenever a message.Printer is in scope.
+It rewrites Print and Println calls with constant strings to the equivalent
+using Printf to allow translators to reorder arguments.
+`,
+}
+
+func runRewrite(cmd *Command, args []string) error {
+	w := os.Stdout
+	if *overwrite {
+		w = nil
+	}
+	pkg := "."
+	switch len(args) {
+	case 0:
+	case 1:
+		pkg = args[0]
+	default:
+		return errorf("can only specify at most one package")
+	}
+	return pipeline.Rewrite(w, pkg)
+}