improve template and sort results

Signed-off-by: jkoberg <jkoberg@owncloud.com>

docs/helpers/adoc-generator.go.tmpl

@@ -9,10 +9,12 @@ import (
 	"regexp"
 	"strings"
 	"text/template"
+	"sort"
 
     {{- range $key, $value := .}}
     pkg{{$key}} "{{$value}}"
-    {{- end}})
+    {{- end}}
+)
 
 // ConfigField is the representation of one configuration field
 type ConfigField struct {
@@ -83,6 +85,9 @@ func main() {
 		for _, e := range f.EnvVars {
 		    if env, ok := all[e]; ok {
 			env.Services = append(env.Services, service)
+			sort.Slice(env.Services, func(i, j int) bool {
+			    return env.Services[i] < env.Services[j]
+			})
 			all[e] = env
 		    } else {
 			all[e] = EnvVar{
@@ -130,6 +135,11 @@ func main() {
 	    }
 	}
 
+	// sort
+	sort.Slice(tmplValues, func(i, j int) bool {
+		return tmplValues[i]["Name"].(string) < tmplValues[j]["Name"].(string)
+	})
+
 	glc, err := os.ReadFile("../../docs/templates/ADOC_global.tmpl")
 	if err != nil {
 	    log.Fatal(err)

docs/templates/ADOC_global.tmpl

@@ -1,6 +1,9 @@
+// collected through docs/helpers/adoc-generator.go.tmpl
+
+[.landscape]
 [caption=]
 .Environment variables with global scope available in multiple services
-[width="100%",cols="~,~,~,~,~",options="header"]
+[width="100%",cols="30%,25%,~,~,~",options="header"]
 |===
 | Name
 | Services
@@ -12,9 +15,9 @@
 
 a| `{{ .Name }}`
 
-a| [subs=-attributes]
+a| [subs=attributes+]
 {{- range .Services}}
-xref:{s-path}/{{ . }}.adoc[{{ . }}] +
+* xref:{s-path}/{{ . }}.adoc[{{ . }}] +
 {{- end }}
 
 a| [subs=-attributes]
@@ -24,7 +27,7 @@ a| [subs=-attributes]
 ++{{ .DefaultValue }} ++
 
 a| [subs=-attributes]
-++{{ .Description }} ++
+{{ .Description }}
 
 {{- end }}
 |===