Very valid but very ugly HCL2 file which break the parsers and IAC Security tools (terrascan, checkov, etc)

valid_but_ugly.tf

resource "aws_db_instance" "valid_but_ugly" {
  allocated_storage       = 20
  storage_type            = "gp2"
  engine                  = "mysql"
  engine_version          = "5.7"
  instance_class          = "db.t2.micro"

  # flip value to true/false will return multiple violations.
  iam_database_authentication_enabled = local.test2.some[0] == "dd" #tobool("true")
  #(true == true)
  #local.test2.some[0]
}

output test2 { value = local.test2 }
output test3 { value = local.test2.some[0] != true }

locals {
  test2 = {
some = [
"asd${~
" aa ${
  123
  +
  345
  +
  {a:{b:tonumber("1")}}.a.b +
  ({a:{b:tonumber("1")}}).a.b + // Comment 1
  (({a:{b:tonumber("1")}}).a).b +
  ({a:{b:tonumber(
    "1${join("", ["1","2","0${"3"}1"])}1"
  )}}).a.b +
  tonumber("000%{~ for x in [1,"0${2}0",3] ~}1${x}%{~endfor~}") +
tonumber("-00%{ if false}999%{ else }333%{ endif }00")
} zz "
~}zxc"
,
"one line string",
"multi\nline\nstring"
,
<<END
        000%{~ for x in [1,"0${2}0",3] ~}1${x}%{~endfor~}
        -00%{ if false}999%{ else }333%{ endif }00
      END
, <<-END
          foobar
      END
,
<<-EOT1
        ${<<EOT2
          ${<<-EOT3
              level 3
          EOT3
          }   level 2
        EOT2
        }     level 1
      EOT1
,
<<-EOT
        ${<<EOT
          ${<<-EOT
              level 3
          EOT
}   level 2
EOT
}     level 1
EOT
,
]}
}