---input---
resource "local_file" "heredoc" {
  content = <<-DOC
    heredoc content
    DOC
}

resource "local_file" "heredoc" {
  content = <<DOC
    heredoc content
    DOC
}

---tokens---
'resource'    Keyword.Reserved
' '           Text.Whitespace
'"local_file"' Name.Class
' '           Text.Whitespace
'"heredoc"'   Name.Variable
' '           Text.Whitespace
'{'           Punctuation
'\n'          Text.Whitespace

'  '          Text.Whitespace
'content'     Name.Attribute
' '           Text.Whitespace
'='           Operator
' '           Text.Whitespace
'<<-'         Operator
'DOC'         Literal.String.Delimiter
'\n'          Literal.String.Heredoc

'    heredoc content\n' Literal.String.Heredoc

'    DOC\n'   Literal.String.Delimiter

'}'           Punctuation
'\n'          Text.Whitespace

'\n'          Text.Whitespace

'resource'    Keyword.Reserved
' '           Text.Whitespace
'"local_file"' Name.Class
' '           Text.Whitespace
'"heredoc"'   Name.Variable
' '           Text.Whitespace
'{'           Punctuation
'\n'          Text.Whitespace

'  '          Text.Whitespace
'content'     Name.Attribute
' '           Text.Whitespace
'='           Operator
' '           Text.Whitespace
'<<'          Operator
'DOC'         Literal.String.Delimiter
'\n'          Literal.String.Heredoc

'    heredoc content\n' Literal.String.Heredoc

'    DOC\n'   Literal.String.Delimiter

'}'           Punctuation
'\n'          Text.Whitespace