From 8cde8e27bb1f24484397c1ebfe1eb9279b8b80c2 Mon Sep 17 00:00:00 2001
From: Mikael Berthe <mikael@lilotux.net>
Date: Sat, 7 Apr 2018 12:54:47 +0200
Subject: [PATCH] Use a list of releases in the template printer

This makes the template output more flexible; e.g. it is possible to
display only the first item of a release list (i.e. the latest release
of a project) if there are more than one with "{{with index . 0}}"...
---
 gh/printer/templateprinter.go | 22 ++++++++++------------
 ghreleasechecker.yaml         |  2 +-
 2 files changed, 11 insertions(+), 13 deletions(-)

diff --git a/gh/printer/templateprinter.go b/gh/printer/templateprinter.go
index 16d04f7..a970ec4 100644
--- a/gh/printer/templateprinter.go
+++ b/gh/printer/templateprinter.go
@@ -74,18 +74,16 @@ func (p *TemplatePrinter) PrintReleases(rr []gh.ReleaseList) error {
 	}
 
 	for _, rl := range rr {
-		for _, r := range rl {
-			data, err := json.Marshal(r)
-			if err != nil {
-				return err
-			}
-			out := map[string]interface{}{}
-			if err := json.Unmarshal(data, &out); err != nil {
-				return err
-			}
-			if err = p.safeExecute(os.Stdout, out); err != nil {
-				return fmt.Errorf("error executing template %q: %v", p.rawTemplate, err)
-			}
+		data, err := json.Marshal(rl)
+		if err != nil {
+			return err
+		}
+		out := []map[string]interface{}{}
+		if err := json.Unmarshal(data, &out); err != nil {
+			return err
+		}
+		if err = p.safeExecute(os.Stdout, out); err != nil {
+			return fmt.Errorf("error executing template %q: %v", p.rawTemplate, err)
 		}
 	}
 	return nil
diff --git a/ghreleasechecker.yaml b/ghreleasechecker.yaml
index 03fa5ad..bd2b9e0 100644
--- a/ghreleasechecker.yaml
+++ b/ghreleasechecker.yaml
@@ -28,5 +28,5 @@ printer:
     show_body: false
   template_printer:
     color_mode: 'auto'
-    template: '{{color ",,bold"}}{{.repo}}{{color "reset"}} {{color "red"}}{{.version}}{{color "reset"}} {{.tag}} {{.publish_date | tolocal}}{{"\n"}}'
+    template: '{{range .}}{{color ",,bold"}}{{.repo}}{{color "reset"}} {{color "red"}}{{.version}}{{color "reset"}} {{.tag}} {{.publish_date | tolocal}}{{"\n"}}{{end}}'
 ...