{{ $value := .value }}
{{ $result := .default }}
{{ if ne $value nil }}
  {{ $valueType := printf "%T" $value }}
  {{ if eq $valueType "bool" }}
    {{ $result = $value }}
  {{ else if or (eq $valueType "int") (eq $valueType "int8") (eq $valueType "int16") (eq $valueType "int32") (eq $valueType "int64") (eq $valueType "uint") (eq $valueType "uint8") (eq $valueType "uint16") (eq $valueType "uint32") (eq $valueType "uint64") }}
    {{ $result = ne (int $value) 0 }}
  {{ else if or (eq $valueType "float32") (eq $valueType "float64") }}
    {{ $result = ne (float $value) 0 }}
  {{ else if eq $valueType "string" }}
    {{ $trimmed := lower (strings.TrimSpace $value) }}
    {{ if in (slice "1" "true" "yes" "y" "on") $trimmed }}
      {{ $result = true }}
    {{ else if in (slice "0" "false" "no" "n" "off") $trimmed }}
      {{ $result = false }}
    {{ end }}
  {{ end }}
{{ end }}
{{ return $result }}