From 0d55f8648c0540c4a0aaaf568a39967fbbff93ed Mon Sep 17 00:00:00 2001
From: Michael Neeley <micneeley14@gmail.com>
Date: Thu, 11 Feb 2021 16:27:23 -0500
Subject: [PATCH] adds merge state status

---
 api/client.go               |  1 +
 api/queries_pr.go           |  2 ++
 pkg/cmd/pr/status/status.go | 10 ++++++++++
 3 files changed, 13 insertions(+)

diff --git a/api/client.go b/api/client.go
index 09195181b..17534b8b2 100644
--- a/api/client.go
+++ b/api/client.go
@@ -239,6 +239,7 @@ func (c Client) GraphQL(hostname string, query string, variables map[string]inte
 	}
 
 	req.Header.Set("Content-Type", "application/json; charset=utf-8")
+	req.Header.Set("Accept", "application/vnd.github.merge-info-preview+json")
 
 	resp, err := c.http.Do(req)
 	if err != nil {
diff --git a/api/queries_pr.go b/api/queries_pr.go
index 8b526bdc6..898d3297a 100644
--- a/api/queries_pr.go
+++ b/api/queries_pr.go
@@ -38,6 +38,7 @@ type PullRequest struct {
 	HeadRefName string
 	Body        string
 	Mergeable   string
+	MergeStateStatus   string
 
 	Author struct {
 		Login string
@@ -353,6 +354,7 @@ func PullRequests(client *Client, repo ghrepo.Interface, currentPRNumber int, cu
 		state
 		url
 		headRefName
+		mergeStateStatus
 		headRepositoryOwner {
 			login
 		}
diff --git a/pkg/cmd/pr/status/status.go b/pkg/cmd/pr/status/status.go
index bec49f259..3758a9d67 100644
--- a/pkg/cmd/pr/status/status.go
+++ b/pkg/cmd/pr/status/status.go
@@ -227,6 +227,16 @@ func printPrs(io *iostreams.IOStreams, totalCount int, prs ...api.PullRequest) {
 			} else if reviews.Approved {
 				fmt.Fprint(w, cs.Green("✓ Approved"))
 			}
+
+			// add padding between reviews & merge status
+			fmt.Fprint(w, " ")
+
+			if pr.MergeStateStatus == "BEHIND" {
+				fmt.Fprint(w, cs.Yellow("- Not up to date"))
+			} else {
+				fmt.Fprint(w, cs.Green("✓ Up to date"))
+			}
+
 		} else {
 			fmt.Fprintf(w, " - %s", shared.StateTitleWithColor(cs, pr))
 		}