gistfile1.txt

Diagram:
  DefinitionFiles:
    - Type: URL
      Url: "https://raw.githubusercontent.com/awslabs/diagram-as-code/main/definitions/definition-for-aws-icons-light.yaml"
    #- Type: LocalFile
    #  LocalFile: ./definitions/definition-for-aws-icons-light.yaml

  Resources:
    Canvas:
      Type: AWS::Diagram::Canvas
      Direction: vertical
      Children:
        {{- range $i := seq 16}}
        - Instances{{$i}} 
        {{- end}}

    {{- range $i := seq 16}}
    Instances{{$i}}: 
      Type: AWS::Diagram::HorizontalStack
      Children:
        {{- range $j := seq 16}}
        - Instance{{$i}}to{{$j}}
        {{- end}}
    {{- end}}

    {{- range $i := seq 16}}
    {{- range $j := seq 16}}
    Instance{{$i}}to{{$j}}:
      Type: AWS::EC2::Instance
    {{- end}}
    {{- end}}
      
  Links:
    {{- range $i := seq 16}}
    {{- range $j := seq 16}}
    - Source: Instance{{$i}}to{{$j}}
      SourcePosition: {{index (mkarr "N" "NNE" "NE" "ENE" "E" "ESE" "SE" "SSE" "S" "SSW" "SW" "WSW" "W" "WNW" "NW" "NNW") $i}}
      Target: Instance{{$i}}to{{$j}}
      TargetPosition: {{index (mkarr "N" "NNE" "NE" "ENE" "E" "ESE" "SE" "SSE" "S" "SSW" "SW" "WSW" "W" "WNW" "NW" "NNW") $j}}
      TargetArrowHead:
        Type: Open
      Type: orthogonal
    {{- end}}
    {{- end}}