Make the pretty-printer cleaner for records
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31f9808a93
commit
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36
pretty.ml
36
pretty.ml
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@ -3,3 +3,39 @@ open import "prelude.ml"
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class pretty 'a begin
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val pretty : 'a -> int -> string
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end
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type prettyable =
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| S : show 'a => 'a -> prettyable
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| P : pretty 'a => 'a -> prettyable
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let dummy_pretty = pretty
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instance pretty prettyable begin
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let pretty x w =
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match x with
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| S a -> show a
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| P a -> dummy_pretty a w
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end
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class prettyrecord 'r begin
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val name : 'r -> string
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val fields : 'r -> list (string * prettyable)
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end
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instance prettyrecord 'a => pretty 'a begin
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let pretty a w =
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let rec smul s n =
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if n <= 0 then
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""
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else
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s ^ (smul s (n - 1))
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let x = w + 2
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let prep = smul " " w
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let rf = fields a
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let rec field_str acc l =
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match l with
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| [] -> acc
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| Cons ((name, field), xs) -> field_str (acc ^ prep ^ " " ^ name ^ " = " ^ (pretty field x) ^ ",\n") xs
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let body = field_str "" rf
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(name a) ^ " {\n" ^ body ^ prep ^ "}"
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end
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@ -28,24 +28,19 @@ instance decode item_equips begin
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}
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end
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instance pretty item_equips begin
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let pretty (ItemEquips item_equips) w =
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let rec smul s n =
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if n <= 0 then
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""
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else
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s ^ (smul s (n - 1))
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let prep = smul " " w
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let header = "ItemEquips {\n"
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let button_item_b = header ^ prep ^ " button_item_b = " ^ (show item_equips.button_item_b) ^ ",\n"
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let button_item_c_left = button_item_b ^ prep ^ " button_item_c_left = " ^ (show item_equips.button_item_c_left) ^ ",\n"
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let button_item_c_down = button_item_c_left ^ prep ^ " button_item_c_down = " ^ (show item_equips.button_item_c_down) ^ ",\n"
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let button_item_c_right = button_item_c_down ^ prep ^ " button_item_c_right = " ^ (show item_equips.button_item_c_right) ^ ",\n"
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let button_slot_c_left = button_item_c_right ^ prep ^ " button_slot_c_left = " ^ (show item_equips.button_slot_c_left) ^ ",\n"
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let button_slot_c_down = button_slot_c_left ^ prep ^ " button_slot_c_down = " ^ (show item_equips.button_slot_c_down) ^ ",\n"
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let button_slot_c_right = button_slot_c_down ^ prep ^ " button_slot_c_right = " ^ (show item_equips.button_slot_c_right) ^ ",\n"
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let equipment = button_slot_c_right ^ prep ^ " equipment = " ^ (show item_equips.equipment) ^ ",\n"
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equipment ^ prep ^ "}"
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instance prettyrecord item_equips begin
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let name _ = "ItemEquips"
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let fields (ItemEquips x) =
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[
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("button_item_b", S x.button_item_b),
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("button_item_c_left", S x.button_item_c_left),
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("button_item_c_down", S x.button_item_c_down),
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("button_item_c_right", S x.button_item_c_right),
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("button_slot_c_left", S x.button_slot_c_left),
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("button_slot_c_down", S x.button_slot_c_down),
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("button_slot_c_right", S x.button_slot_c_right),
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("equipment", S x.equipment)
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]
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end
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type save_context = SaveContext of {
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@ -106,38 +101,32 @@ instance decode save_context begin
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}
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end
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instance pretty save_context begin
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let pretty (SaveContext save_context) w =
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let rec smul s n =
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if n <= 0 then
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""
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else
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s ^ (smul s (n - 1))
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let x = w + 2
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let prep = smul " " w
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let header = "SaveContext {\n"
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let entrance_index = header ^ prep ^ " entrance_index = " ^ (show save_context.entrance_index) ^ ",\n"
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let link_age = entrance_index ^ prep ^ " link_age = " ^ (show save_context.link_age) ^ ",\n"
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let cutscene_index = link_age ^ prep ^ " cutscene_index = " ^ (show save_context.cutscene_index) ^ ",\n"
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let day_time = cutscene_index ^ prep ^ " day_time = " ^ (show save_context.day_time) ^ ",\n"
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let night_flag = day_time ^ prep ^ " night_flag = " ^ (show save_context.night_flag) ^ ",\n"
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let num_days = night_flag ^ prep ^ " num_days = " ^ (show save_context.num_days) ^ ",\n"
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let claim_days = num_days ^ prep ^ " claim_days = " ^ (show save_context.claim_days) ^ ",\n"
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let deaths = claim_days ^ prep ^ " deaths = " ^ (show save_context.deaths) ^ ",\n"
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let n64dd_flag = deaths ^ prep ^ " n64dd_flag = " ^ (show save_context.n64dd_flag) ^ ",\n"
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let health_capacity = n64dd_flag ^ prep ^ " health_capacity = " ^ (show save_context.health_capacity) ^ ",\n"
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let health = health_capacity ^ prep ^ " health = " ^ (show save_context.health) ^ ",\n"
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let magic_level = health ^ prep ^ " magic_level = " ^ (show save_context.magic_level) ^ ",\n"
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let magic = magic_level ^ prep ^ " magic = " ^ (show save_context.magic) ^ ",\n"
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let rupees = magic ^ prep ^ " rupees = " ^ (show save_context.rupees) ^ ",\n"
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let sword_health = rupees ^ prep ^ " sword_health = " ^ (show save_context.sword_health) ^ ",\n"
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let navi_timer = sword_health ^ prep ^ " navi_timer = " ^ (show save_context.navi_timer) ^ ",\n"
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let magic_acquired = navi_timer ^ prep ^ " magic_acquired = " ^ (show save_context.magic_acquired) ^ ",\n"
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let double_magic = magic_acquired ^ prep ^ " double_magic = " ^ (show save_context.double_magic) ^ ",\n"
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let double_defense = double_magic ^ prep ^ " double_defense = " ^ (show save_context.double_defense) ^ ",\n"
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let bgs_flag = double_defense ^ prep ^ " bgs_flag = " ^ (show save_context.bgs_flag) ^ ",\n"
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let ocarina_game_reward = bgs_flag ^ prep ^ " ocarina_game_reward = " ^ (show save_context.ocarina_game_reward) ^ ",\n"
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let child_equips = ocarina_game_reward ^ prep ^ " child_equips = " ^ (pretty save_context.child_equips x) ^ ",\n"
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let adult_equips = child_equips ^ prep ^ " adult_equips = " ^ (pretty save_context.adult_equips x) ^ ", \n"
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adult_equips ^ prep ^ "}"
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instance prettyrecord save_context begin
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let name _ = "SaveContext"
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let fields (SaveContext x) =
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[
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("entrance_index", S x.entrance_index),
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("link_age", S x.link_age),
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("cutscene_index", S x.cutscene_index),
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("day_time", S x.day_time),
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("night_flag", S x.night_flag),
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("num_days", S x.num_days),
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("claim_days", S x.claim_days),
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("deaths", S x.deaths),
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("n64dd_flag", S x.n64dd_flag),
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("health_capacity", S x.health_capacity),
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("health", S x.health),
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("magic_level", S x.magic_level),
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("magic", S x.magic),
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("rupees", S x.rupees),
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("sword_health", S x.sword_health),
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("navi_timer", S x.navi_timer),
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("magic_acquired", S x.magic_acquired),
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("double_magic", S x.double_magic),
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("double_defense", S x.double_defense),
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("bgs_flag", S x.bgs_flag),
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("ocarina_game_reward", S x.ocarina_game_reward),
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("child_equips", P x.child_equips),
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("adult_equips", P x.adult_equips)
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]
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end
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