From 2b96b761d19f3f684c3f33feb0ff1e425a36faf1 Mon Sep 17 00:00:00 2001
From: derek mcquay <derekmcquay@gmail.com>
Date: Tue, 16 Feb 2016 20:06:44 -0800
Subject: [PATCH] POST translate string -> vain.Vcs

---
 vain.go | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/vain.go b/vain.go
index eb59358..4385fa4 100644
--- a/vain.go
+++ b/vain.go
@@ -3,7 +3,10 @@
 // The executable, cmd/ysvd, is located in the respective subdirectory.
 package vain
 
-import "fmt"
+import (
+	"encoding/json"
+	"fmt"
+)
 
 type vcs int
 
@@ -62,3 +65,16 @@ func (p Package) String() string {
 		p.Repo,
 	)
 }
+
+func (p *Package) UnmarshalJSON(b []byte) (err error) {
+	pkg := struct {
+		Vcs  string
+		Repo string
+	}{}
+	err = json.Unmarshal(b, &pkg)
+	if err != nil {
+		return err
+	}
+	p.Vcs, p.Repo = labelToVcs[pkg.Vcs], pkg.Repo
+	return nil
+}