{{- if eq .S.Channel "error1" }}
  {{/* Error 1: Expand pairs but not assets, without specific asset */}}
  {{- .PairSeparator -}}
{{- else if eq .S.Channel "error2" }}
  {{/* Error 2: Runtime error from executing */}}
  {{ .S.String 42 }}
{{- else if eq .S.Channel "error3" }}
  {{/* Error 3: Incorrect number of asset entries */}}
  {{- .AssetSeparator }}
{{- else if eq .S.Channel "error4" }}
  {{/* Error 3: Incorrect number of pair entries */}}
  {{- .PairSeparator }}
{{- end -}}