{{ with .Page.Description }} {{ if not (or (strings.HasSuffix . ".") (strings.HasSuffix . "。")) }} MARKDOWN ERROR: page description doesn't end with a period {{ end }} {{ end }} {{ define "description" }}{{ with .Page.Description }}{{ . }}{{ else }}Connect, secure, control, and observe services.{{ end }}{{ end }} {{ if .Page.Params.attribution }} {{ end }} {{ if .Page.Params.keywords }} {{ else }} {{ end }} {{ if .Permalink }} {{ end }} {{ if .Page.Params.twitter }} {{ end }} {{ $analytics_id := .Site.Data.args.main_analytics_id }} {{ if .Site.Data.args.archive }} {{ if eq .Title "Istio" }}