anchor.diff:  [<Test>]
   let ``vendor with wacky delimiters`` () =
       vendor """
  -        vendor rzsql [:<#
  +        vendor sqlite [:<#
               raw text [:<# @param1 #>:] more raw [:<# @param2 #>:]
           #>:] imagine [:<#
               select Id from Users
  
positive.code: [<Test>]
  let ``vendor with imaginary`` () =
      vendor """
          vendor rzsql {
              raw text {@param1} more raw {@param2}
          } imagine {
              select Id from Users
  
negative.code: [<Test>]
  let ``vendor without exprs or imaginary`` () =
      vendor """
          vendor sqlite {
              this is raw text
          }
      """
  