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-rw-r--r--aoc2023/build/packages/gap/src/gap.erl538
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diff --git a/aoc2023/build/packages/gap/src/gap.erl b/aoc2023/build/packages/gap/src/gap.erl
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--- a/aoc2023/build/packages/gap/src/gap.erl
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@@ -1,538 +0,0 @@
--module(gap).
--compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function]).
-
--export([to_styled/1, compare_strings_with_algorithm/3, compare_lists_with_algorithm/3, myers/2, compare_lists/2, compare_strings/2, lcs/2]).
--export_type([score/1]).
-
--type score(GAM) :: {score, integer(), gleam@option:option(GAM)}.
-
--spec to_styled(gap@comparison:comparison(any())) -> gap@styled_comparison:styled_comparison().
-to_styled(Comparison) ->
- _pipe = Comparison,
- _pipe@1 = gap@styling:from_comparison(_pipe),
- _pipe@2 = gap@styling:highlight(
- _pipe@1,
- fun gap@styling:first_highlight_default/1,
- fun gap@styling:second_highlight_default/1,
- fun gap@styling:no_highlight/1
- ),
- gap@styling:to_styled_comparison(_pipe@2).
-
--spec compare_strings_with_algorithm(
- binary(),
- binary(),
- fun((list(binary()), list(binary())) -> gap@comparison:comparison(binary()))
-) -> gap@comparison:comparison(binary()).
-compare_strings_with_algorithm(First, Second, Algorithm) ->
- Comparison = Algorithm(
- gleam@string:to_graphemes(First),
- gleam@string:to_graphemes(Second)
- ),
- case Comparison of
- {list_comparison, First@1, Second@1} ->
- {string_comparison, First@1, Second@1};
-
- {string_comparison, First@2, Second@2} ->
- {string_comparison, First@2, Second@2}
- end.
-
--spec compare_lists_with_algorithm(
- list(GBB),
- list(GBB),
- fun((list(GBB), list(GBB)) -> gap@comparison:comparison(GBB))
-) -> gap@comparison:comparison(GBB).
-compare_lists_with_algorithm(First_sequence, Second_sequence, Algorithm) ->
- Algorithm(First_sequence, Second_sequence).
-
--spec myers(list(GBG), list(GBG)) -> gap@comparison:comparison(GBG).
-myers(First_sequence, Second_sequence) ->
- Edits = gap@myers:difference(First_sequence, Second_sequence),
- _pipe = Edits,
- _pipe@1 = gleam@list:reverse(_pipe),
- gleam@list:fold(
- _pipe@1,
- {list_comparison, [], []},
- fun(Comparison, Edit) -> case Comparison of
- {list_comparison, First, Second} ->
- case Edit of
- {eq, Segment} ->
- {list_comparison,
- [{match, Segment} | First],
- [{match, Segment} | Second]};
-
- {ins, Segment@1} ->
- {list_comparison,
- First,
- [{no_match, Segment@1} | Second]};
-
- {del, Segment@2} ->
- {list_comparison,
- [{no_match, Segment@2} | First],
- Second}
- end;
-
- {string_comparison, _, _} ->
- Comparison
- end end
- ).
-
--spec compare_lists(list(GAX), list(GAX)) -> gap@comparison:comparison(GAX).
-compare_lists(First_sequence, Second_sequence) ->
- myers(First_sequence, Second_sequence).
-
--spec compare_strings(binary(), binary()) -> gap@comparison:comparison(binary()).
-compare_strings(First, Second) ->
- Comparison = compare_lists(
- gleam@string:to_graphemes(First),
- gleam@string:to_graphemes(Second)
- ),
- case Comparison of
- {list_comparison, First@1, Second@1} ->
- {string_comparison, First@1, Second@1};
-
- {string_comparison, First@2, Second@2} ->
- {string_comparison, First@2, Second@2}
- end.
-
--spec prepend_and_merge(
- list(gap@comparison:match(list(GBO))),
- gap@comparison:match(list(GBO))
-) -> list(gap@comparison:match(list(GBO))).
-prepend_and_merge(Matches, Match) ->
- case {Matches, Match} of
- {[], _} ->
- [Match];
-
- {[{match, First_match} | Rest], {match, _}} ->
- [{match,
- begin
- _pipe = erlang:element(2, Match),
- gleam@list:append(_pipe, First_match)
- end} |
- Rest];
-
- {[{no_match, First_match@1} | Rest@1], {no_match, _}} ->
- [{no_match,
- begin
- _pipe@1 = erlang:element(2, Match),
- gleam@list:append(_pipe@1, First_match@1)
- end} |
- Rest@1];
-
- {Matches@1, Match@1} ->
- [Match@1 | Matches@1]
- end.
-
--spec append_and_merge(
- list(gap@comparison:match(list(GBX))),
- gap@comparison:match(list(GBX))
-) -> list(gap@comparison:match(list(GBX))).
-append_and_merge(Matches, Match) ->
- _pipe@3 = case {begin
- _pipe = Matches,
- gleam@list:reverse(_pipe)
- end,
- Match} of
- {[], _} ->
- [Match];
-
- {[{match, First_match} | Rest], {match, _}} ->
- [{match,
- begin
- _pipe@1 = First_match,
- gleam@list:append(_pipe@1, erlang:element(2, Match))
- end} |
- Rest];
-
- {[{no_match, First_match@1} | Rest@1], {no_match, _}} ->
- [{no_match,
- begin
- _pipe@2 = First_match@1,
- gleam@list:append(_pipe@2, erlang:element(2, Match))
- end} |
- Rest@1];
-
- {Matches@1, Match@1} ->
- [Match@1 | Matches@1]
- end,
- gleam@list:reverse(_pipe@3).
-
--spec collect_matches(
- gleam@map:map_(GFY, any()),
- list(GCH),
- fun((GFY) -> integer())
-) -> list(gap@comparison:match(list(GCH))).
-collect_matches(Tracking, Str, Extract_fun) ->
- Matching_indexes = begin
- _pipe = gleam@map:keys(Tracking),
- _pipe@1 = gleam@list:map(_pipe, Extract_fun),
- gleam@set:from_list(_pipe@1)
- end,
- Matches = begin
- _pipe@2 = Str,
- gleam@list:index_map(
- _pipe@2,
- fun(Index, Item) ->
- case gleam@set:contains(Matching_indexes, Index) of
- true ->
- {match, Item};
-
- false ->
- {no_match, Item}
- end
- end
- )
- end,
- _pipe@3 = Matches,
- _pipe@4 = gleam@list:chunk(_pipe@3, fun(Match) -> case Match of
- {match, _} ->
- true;
-
- {no_match, _} ->
- false
- end end),
- gleam@list:map(_pipe@4, fun(Match_list) -> case Match_list of
- [{match, _} | _] ->
- {match,
- gleam@list:filter_map(
- Match_list,
- fun(Match@1) -> case Match@1 of
- {match, Item@1} ->
- {ok, Item@1};
-
- {no_match, _} ->
- {error, nil}
- end end
- )};
-
- [{no_match, _} | _] ->
- {no_match,
- gleam@list:filter_map(
- Match_list,
- fun(Match@2) -> case Match@2 of
- {no_match, Item@2} ->
- {ok, Item@2};
-
- {match, _} ->
- {error, nil}
- end end
- )}
- end end).
-
--spec back_track(
- gleam@map:map_({integer(), integer()}, score(GCL)),
- integer(),
- integer(),
- list({{integer(), integer()}, GCL})
-) -> list({{integer(), integer()}, GCL}).
-back_track(Diff_map, First_index, Second_index, Stack) ->
- case (First_index =:= 0) orelse (Second_index =:= 0) of
- true ->
- This_score = begin
- _pipe = gleam@map:get(Diff_map, {First_index, Second_index}),
- gleam@result:unwrap(_pipe, {score, 0, none})
- end,
- case This_score of
- {score, _, {some, Item}} ->
- [{{First_index, Second_index}, Item} | Stack];
-
- _ ->
- case {First_index, Second_index} of
- {0, A} when A > 0 ->
- back_track(
- Diff_map,
- First_index,
- Second_index - 1,
- Stack
- );
-
- {A@1, 0} when A@1 > 0 ->
- back_track(
- Diff_map,
- First_index - 1,
- Second_index,
- Stack
- );
-
- {0, 0} ->
- Stack;
-
- {_, _} ->
- back_track(
- Diff_map,
- First_index - 1,
- Second_index,
- Stack
- )
- end
- end;
-
- false ->
- This_score@1 = begin
- _pipe@1 = gleam@map:get(Diff_map, {First_index, Second_index}),
- gleam@result:unwrap(_pipe@1, {score, 0, none})
- end,
- case This_score@1 of
- {score, _, {some, Item@1}} ->
- back_track(
- Diff_map,
- First_index - 1,
- Second_index - 1,
- [{{First_index, Second_index}, Item@1} | Stack]
- );
-
- {score, _, none} ->
- Up = begin
- _pipe@2 = gleam@map:get(
- Diff_map,
- {First_index, Second_index - 1}
- ),
- gleam@result:unwrap(_pipe@2, {score, 0, none})
- end,
- Back = begin
- _pipe@3 = gleam@map:get(
- Diff_map,
- {First_index - 1, Second_index}
- ),
- gleam@result:unwrap(_pipe@3, {score, 0, none})
- end,
- case gleam@int:compare(
- erlang:element(2, Up),
- erlang:element(2, Back)
- ) of
- gt ->
- back_track(
- Diff_map,
- First_index,
- Second_index - 1,
- Stack
- );
-
- lt ->
- back_track(
- Diff_map,
- First_index - 1,
- Second_index,
- Stack
- );
-
- eq ->
- case {First_index, Second_index} of
- {0, A@2} when A@2 > 0 ->
- back_track(
- Diff_map,
- First_index,
- Second_index - 1,
- Stack
- );
-
- {A@3, 0} when A@3 > 0 ->
- back_track(
- Diff_map,
- First_index - 1,
- Second_index,
- Stack
- );
-
- {0, 0} ->
- Stack;
-
- {_, _} ->
- back_track(
- Diff_map,
- First_index - 1,
- Second_index,
- Stack
- )
- end
- end
- end
- end.
-
--spec build_diff_map(
- GCR,
- integer(),
- GCR,
- integer(),
- gleam@map:map_({integer(), integer()}, score(GCR))
-) -> gleam@map:map_({integer(), integer()}, score(GCR)).
-build_diff_map(First_item, First_index, Second_item, Second_index, Diff_map) ->
- Prev_score = begin
- _pipe = gleam@map:get(Diff_map, {First_index - 1, Second_index - 1}),
- gleam@result:unwrap(_pipe, {score, 0, none})
- end,
- Derived_score_up = begin
- _pipe@1 = Diff_map,
- _pipe@2 = gleam@map:get(_pipe@1, {First_index, Second_index - 1}),
- gleam@result:unwrap(_pipe@2, {score, 0, none})
- end,
- Derived_score_back = begin
- _pipe@3 = Diff_map,
- _pipe@4 = gleam@map:get(_pipe@3, {First_index - 1, Second_index}),
- gleam@result:unwrap(_pipe@4, {score, 0, none})
- end,
- Derived_score = gleam@int:max(
- erlang:element(2, Derived_score_up),
- erlang:element(2, Derived_score_back)
- ),
- This_score = case First_item =:= Second_item of
- true ->
- {score, erlang:element(2, Prev_score) + 1, {some, First_item}};
-
- false ->
- {score, Derived_score, none}
- end,
- _pipe@5 = Diff_map,
- gleam@map:insert(_pipe@5, {First_index, Second_index}, This_score).
-
--spec lcs(list(GBK), list(GBK)) -> gap@comparison:comparison(GBK).
-lcs(First_sequence, Second_sequence) ->
- Leading_matches = begin
- _pipe = gleam@list:zip(First_sequence, Second_sequence),
- _pipe@1 = gleam@list:take_while(
- _pipe,
- fun(Pair) -> erlang:element(1, Pair) =:= erlang:element(2, Pair) end
- ),
- gleam@list:map(_pipe@1, fun gleam@pair:first/1)
- end,
- Num_leading_matches = gleam@list:length(Leading_matches),
- Trailing_matches = begin
- _pipe@2 = gleam@list:zip(
- gleam@list:reverse(First_sequence),
- gleam@list:reverse(Second_sequence)
- ),
- _pipe@3 = gleam@list:take_while(
- _pipe@2,
- fun(Pair@1) ->
- erlang:element(1, Pair@1) =:= erlang:element(2, Pair@1)
- end
- ),
- _pipe@4 = gleam@list:map(_pipe@3, fun gleam@pair:first/1),
- gleam@list:reverse(_pipe@4)
- end,
- Num_trailing_matches = gleam@list:length(Trailing_matches),
- First_sequence_to_diff = begin
- _pipe@5 = First_sequence,
- _pipe@6 = gleam@list:drop(_pipe@5, Num_leading_matches),
- gleam@list:take(
- _pipe@6,
- (gleam@list:length(First_sequence) - Num_leading_matches) - Num_trailing_matches
- )
- end,
- Second_sequence_to_diff = begin
- _pipe@7 = Second_sequence,
- _pipe@8 = gleam@list:drop(_pipe@7, Num_leading_matches),
- gleam@list:take(
- _pipe@8,
- (gleam@list:length(Second_sequence) - Num_leading_matches) - Num_trailing_matches
- )
- end,
- Diff_map@2 = begin
- _pipe@9 = Second_sequence_to_diff,
- gleam@list:index_fold(
- _pipe@9,
- gleam@map:new(),
- fun(Diff_map, Item_second, Index_second) ->
- _pipe@10 = First_sequence_to_diff,
- gleam@list:index_fold(
- _pipe@10,
- Diff_map,
- fun(Diff_map@1, Item_first, Index_first) ->
- build_diff_map(
- Item_first,
- Index_first,
- Item_second,
- Index_second,
- Diff_map@1
- )
- end
- )
- end
- )
- end,
- {First_segments@1, Second_segments@1} = case {First_sequence_to_diff,
- Second_sequence_to_diff} of
- {[], []} ->
- {[], []};
-
- {First_matching, []} ->
- {[{no_match, First_matching}], []};
-
- {[], Second_matching} ->
- {[], [{no_match, Second_matching}]};
-
- {First_sequence_to_diff@1, Second_sequence_to_diff@1} ->
- Tracking = begin
- _pipe@11 = back_track(
- Diff_map@2,
- gleam@list:length(First_sequence_to_diff@1) - 1,
- gleam@list:length(Second_sequence_to_diff@1) - 1,
- []
- ),
- gleam@map:from_list(_pipe@11)
- end,
- First_segments = collect_matches(
- Tracking,
- First_sequence_to_diff@1,
- fun(Key) ->
- {First, _} = Key,
- First
- end
- ),
- Second_segments = collect_matches(
- Tracking,
- Second_sequence_to_diff@1,
- fun(Key@1) ->
- {_, Second} = Key@1,
- Second
- end
- ),
- {First_segments, Second_segments}
- end,
- {First_segments_with_leading_trailing,
- Second_segments_with_leading_trailing} = case {Leading_matches,
- Trailing_matches} of
- {[], []} ->
- {First_segments@1, Second_segments@1};
-
- {[], Trailing_matches@1} ->
- {begin
- _pipe@12 = First_segments@1,
- append_and_merge(_pipe@12, {match, Trailing_matches@1})
- end,
- begin
- _pipe@13 = Second_segments@1,
- append_and_merge(_pipe@13, {match, Trailing_matches@1})
- end};
-
- {Leading_matches@1, []} ->
- {begin
- _pipe@14 = First_segments@1,
- prepend_and_merge(_pipe@14, {match, Leading_matches@1})
- end,
- begin
- _pipe@15 = Second_segments@1,
- prepend_and_merge(_pipe@15, {match, Leading_matches@1})
- end};
-
- {Leading_matches@2, Trailing_matches@2} ->
- {begin
- _pipe@16 = First_segments@1,
- _pipe@17 = prepend_and_merge(
- _pipe@16,
- {match, Leading_matches@2}
- ),
- append_and_merge(_pipe@17, {match, Trailing_matches@2})
- end,
- begin
- _pipe@18 = Second_segments@1,
- _pipe@19 = prepend_and_merge(
- _pipe@18,
- {match, Leading_matches@2}
- ),
- append_and_merge(_pipe@19, {match, Trailing_matches@2})
- end}
- end,
- {list_comparison,
- First_segments_with_leading_trailing,
- Second_segments_with_leading_trailing}.
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