1 files changed, 30 insertions, 0 deletions
diff --git a/libgo/go/cmd/go/internal/modconv/godeps.go b/libgo/go/cmd/go/internal/modconv/godeps.go
new file mode 100644
index 00000000000..6398dbe7cd7
--- /dev/null
+++ b/libgo/go/cmd/go/internal/modconv/godeps.go
@@ -0,0 +1,30 @@
+// 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 modconv
+
+import (
+	"encoding/json"
+
+	"cmd/go/internal/modfile"
+	"cmd/go/internal/module"
+)
+
+func ParseGodepsJSON(file string, data []byte) (*modfile.File, error) {
+	var cfg struct {
+		ImportPath string
+		Deps       []struct {
+			ImportPath string
+			Rev        string
+		}
+	}
+	if err := json.Unmarshal(data, &cfg); err != nil {
+		return nil, err
+	}
+	mf := new(modfile.File)
+	for _, d := range cfg.Deps {
+		mf.Require = append(mf.Require, &modfile.Require{Mod: module.Version{Path: d.ImportPath, Version: d.Rev}})
+	}
+	return mf, nil
+}