Merge pull request #1506 from ibrasho-forks/add-no-op-prune

Add no-op prune command

Author: sdboyer

cmd/dep/main.go

@@ -67,6 +67,7 @@ func (c *Config) Run() int {
 		&initCommand{},
 		&statusCommand{},
 		&ensureCommand{},
+		&pruneCommand{},
 		&hashinCommand{},
 		&versionCommand{},
 	}

cmd/dep/prune.go

@@ -0,0 +1,34 @@
+// 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 (
+	"flag"
+
+	"github.com/golang/dep"
+)
+
+const pruneShortHelp = `Prune was merged into ensure. Use ensure instead.`
+const pruneLongHelp = `
+Prune was merged into the ensure command.
+Set prune options in the manifest and it will be applied after every ensure.
+`
+
+type pruneCommand struct{}
+
+func (cmd *pruneCommand) Name() string      { return "prune" }
+func (cmd *pruneCommand) Args() string      { return "" }
+func (cmd *pruneCommand) ShortHelp() string { return pruneShortHelp }
+func (cmd *pruneCommand) LongHelp() string  { return pruneLongHelp }
+func (cmd *pruneCommand) Hidden() bool      { return true }
+
+func (cmd *pruneCommand) Register(fs *flag.FlagSet) {}
+
+func (cmd *pruneCommand) Run(ctx *dep.Ctx, args []string) error {
+	ctx.Out.Printf("Prune was merged into ensure.\n")
+	ctx.Out.Printf("Set prune settings in %s and it it will be applied when running ensure.\n", dep.ManifestName)
+
+	return nil
+}