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|
open! Base
open Types
module Type = struct
type t =
| Exact
| Pretty
end
module Reconciled = struct
type t = string
let compare = compare_string
end
module Formatted = struct
type t = string
end
module Formatter = struct
type t = string -> Formatted.t
let create format = format
let apply format str = format str
end
module Test_result = struct
type t =
| Pass
| Fail of Reconciled.t
let compare a b =
match a, b with
| Pass, Pass -> 0
| Pass, _ -> -1
| _, Pass -> 1
| Fail a, Fail b -> Reconciled.compare a b
;;
end
module Payload = struct
type t =
{ contents : string
; tag : String_node_format.Delimiter.t
}
let default contents = { contents; tag = String_node_format.Delimiter.default }
let to_source_code_string { contents; tag } =
let escape_lines test_output =
test_output
|> String.split ~on:'\n'
|> List.map ~f:String.escaped
|> String.concat ~sep:"\n"
in
match tag with
| T (Tag tag) -> Printf.sprintf "{%s|%s|%s}" tag contents tag
| T Quote -> Printf.sprintf {|"%s"|} (escape_lines contents)
;;
end
let reconcile ~expected_output ~test_output : Test_result.t =
if String.equal expected_output test_output then Pass else Fail test_output
;;
let fail error_output : Test_result.t = Fail error_output
let fix_delimiter_conflicts
(type handedness)
~contents
~(delimiter : handedness String_node_format.Delimiter.unpacked)
: handedness String_node_format.Delimiter.unpacked
=
let rec fix_tag_conflicts ~contents ~tag =
let tag_conflicts_with fstr =
String.is_substring ~substring:(Printf.sprintf fstr tag) contents
in
if tag_conflicts_with "{%s|" || tag_conflicts_with "|%s}"
then fix_tag_conflicts ~contents ~tag:(tag ^ "xxx")
else tag
in
match delimiter with
| Quote -> Quote
| Tag tag -> Tag (fix_tag_conflicts ~contents ~tag)
;;
let to_formatted_payload ~tag:(T delimiter : String_node_format.Delimiter.t) contents
: Payload.t
=
{ contents; tag = T (fix_delimiter_conflicts ~contents ~delimiter) }
;;
let to_source_code_string
~(expect_node_formatting : Expect_node_formatting.t)
~node_shape:(T shape : String_node_format.Shape.t)
~(tag : String_node_format.Delimiter.t)
contents
=
let delimiter =
fix_delimiter_conflicts
~contents
~delimiter:(String_node_format.Delimiter.handed tag shape.hand)
in
let payload : Payload.t = { contents; tag = T delimiter } in
match shape.hand with
| Longhand ->
let prefix =
match shape.kind with
| Extension -> expect_node_formatting.extension_sigil
| Attribute -> expect_node_formatting.attribute_sigil
in
Printf.sprintf "[%s%s %s]" prefix shape.name (Payload.to_source_code_string payload)
| Shorthand ->
let prefix =
match shape.kind with
| Extension -> expect_node_formatting.extension_sigil
in
(match delimiter with
| Tag "" -> Printf.sprintf "{%s%s|%s|}" prefix shape.name contents
| Tag tag -> Printf.sprintf "{%s%s %s|%s|%s}" prefix shape.name tag contents tag)
;;
|
