{{- $page := .page }}
{{- if and (not $page) .context }}
  {{- $page = .context }}
  {{- $filepath := "[virtual file]" }}{{ with and $page $page.File $page.File.Filename }}{{ $filepath = . }}{{ end }}
  {{- warnf "%q: DEPRECATED parameter 'context' for shortcode 'icon' found, use 'page' instead; see https://mcshelby.github.io/hugo-theme-relearn/introduction/releasenotes/5/#5-18-0" $filepath }}
{{- end }}
{{- $icon := .icon | default "" }}
{{- $icon = trim $icon " " }}
{{- if and $icon (not (findRE ".*?\\bfa-\\w.*?" $icon)) }}
  {{- $icon = printf "fa-fw fas fa-%s" $icon }}
{{- end }}
{{- with $page }}
  {{- if $icon -}}
<i class="{{ $icon }}"></i>
  {{- end }}
{{- end }}