Improve erl formatting

10 files changed, 512 insertions, 333 deletions

diff --git a/gen/src/gleam@any.erl b/gen/src/gleam@any.erl
index a81a836..c04aae4 100644
--- a/gen/src/gleam@any.erl
+++ b/gen/src/gleam@any.erl
@@ -31,10 +31,10 @@ list_any(A) ->
     gleam__stdlib:decode_list(A).
 
 list(Any, Decode) ->
-    gleam@result:then(list_any(Any),
-                      fun(Capture1) ->
-                          gleam@list:traverse(Capture1, Decode)
-                      end).
+    gleam@result:then(
+        list_any(Any),
+        fun(Capture1) -> gleam@list:traverse(Capture1, Decode) end
+    ).
 
 tuple(A) ->
     gleam__stdlib:decode_tuple(A).
diff --git a/gen/src/gleam@string.erl b/gen/src/gleam@string.erl
index 144d866..00643c3 100644
--- a/gen/src/gleam@string.erl
+++ b/gen/src/gleam@string.erl
@@ -16,13 +16,15 @@ reverse(String) ->
     gleam@iodata:to_string(gleam@iodata:reverse(gleam@iodata:new(String))).
 
 split(String, On) ->
-    gleam@list:map(gleam@iodata:split(gleam@iodata:new(String), On),
-                   fun gleam@iodata:to_string/1).
+    gleam@list:map(
+        gleam@iodata:split(gleam@iodata:new(String), On),
+        fun gleam@iodata:to_string/1
+    ).
 
 replace(String, Pattern, With) ->
-    gleam@iodata:to_string(gleam@iodata:replace(gleam@iodata:new(String),
-                                                Pattern,
-                                                With)).
+    gleam@iodata:to_string(
+        gleam@iodata:replace(gleam@iodata:new(String), Pattern, With)
+    ).
 
 append(S1, S2) ->
     gleam@iodata:to_string(gleam@iodata:append(gleam@iodata:new(S1), S2)).
diff --git a/gen/src/gleam@tuple.erl b/gen/src/gleam@tuple.erl
index 1e236bf..30c553c 100644
--- a/gen/src/gleam@tuple.erl
+++ b/gen/src/gleam@tuple.erl
@@ -20,9 +20,9 @@ swap(Tup) ->
 
 fetch(Haystack, Needle) ->
     gleam@list:find(Haystack, fun(Tuple) -> case first(Tuple) =:= Needle of
-                            true ->
-                                {ok, second(Tuple)};
+                true ->
+                    {ok, second(Tuple)};
 
-                            false ->
-                                {error, []}
-                        end end).
+                false ->
+                    {error, []}
+            end end).
diff --git a/gen/test/gleam@any_test.erl b/gen/test/gleam@any_test.erl
index db6973f..a9be88e 100644
--- a/gen/test/gleam@any_test.erl
+++ b/gen/test/gleam@any_test.erl
@@ -5,36 +5,52 @@
 
 string_test() ->
     gleam@expect:equal(gleam@any:string(gleam@any:from(<<"">>)), {ok, <<"">>}),
-    gleam@expect:equal(gleam@any:string(gleam@any:from(<<"Hello">>)),
-                       {ok, <<"Hello">>}),
-    gleam@expect:equal(gleam@any:string(gleam@any:from(1)),
-                       {error, <<"Expected a String, got `1`">>}),
-    gleam@expect:equal(gleam@any:string(gleam@any:from([])),
-                       {error, <<"Expected a String, got `[]`">>}).
+    gleam@expect:equal(
+        gleam@any:string(gleam@any:from(<<"Hello">>)),
+        {ok, <<"Hello">>}
+    ),
+    gleam@expect:equal(
+        gleam@any:string(gleam@any:from(1)),
+        {error, <<"Expected a String, got `1`">>}
+    ),
+    gleam@expect:equal(
+        gleam@any:string(gleam@any:from([])),
+        {error, <<"Expected a String, got `[]`">>}
+    ).
 
 int_test() ->
     gleam@expect:equal(gleam@any:int(gleam@any:from(1)), {ok, 1}),
     gleam@expect:equal(gleam@any:int(gleam@any:from(2)), {ok, 2}),
-    gleam@expect:equal(gleam@any:int(gleam@any:from(1.0)),
-                       {error, <<"Expected an Int, got `1.0`">>}),
-    gleam@expect:equal(gleam@any:int(gleam@any:from([])),
-                       {error, <<"Expected an Int, got `[]`">>}).
+    gleam@expect:equal(
+        gleam@any:int(gleam@any:from(1.0)),
+        {error, <<"Expected an Int, got `1.0`">>}
+    ),
+    gleam@expect:equal(
+        gleam@any:int(gleam@any:from([])),
+        {error, <<"Expected an Int, got `[]`">>}
+    ).
 
 float_test() ->
     gleam@expect:equal(gleam@any:float(gleam@any:from(1.0)), {ok, 1.0}),
     gleam@expect:equal(gleam@any:float(gleam@any:from(2.2)), {ok, 2.2}),
-    gleam@expect:equal(gleam@any:float(gleam@any:from(1)),
-                       {error, <<"Expected a Float, got `1`">>}),
-    gleam@expect:equal(gleam@any:float(gleam@any:from([])),
-                       {error, <<"Expected a Float, got `[]`">>}).
+    gleam@expect:equal(
+        gleam@any:float(gleam@any:from(1)),
+        {error, <<"Expected a Float, got `1`">>}
+    ),
+    gleam@expect:equal(
+        gleam@any:float(gleam@any:from([])),
+        {error, <<"Expected a Float, got `[]`">>}
+    ).
 
 thunk_test() ->
     gleam@expect:is_ok(gleam@any:thunk(gleam@any:from(fun() -> 1 end))),
-    gleam@expect:equal(gleam@result:map(gleam@any:thunk(gleam@any:from(fun() ->
-                                                                           1
-                                                                       end)),
-                                        fun(F) -> F() end),
-                       {ok, gleam@any:from(1)}),
+    gleam@expect:equal(
+        gleam@result:map(
+            gleam@any:thunk(gleam@any:from(fun() -> 1 end)),
+            fun(F) -> F() end
+        ),
+        {ok, gleam@any:from(1)}
+    ),
     gleam@expect:is_error(gleam@any:thunk(gleam@any:from(fun(X) -> X end))),
     gleam@expect:is_error(gleam@any:thunk(gleam@any:from(1))),
     gleam@expect:is_error(gleam@any:thunk(gleam@any:from([]))).
@@ -42,77 +58,107 @@ thunk_test() ->
 bool_test() ->
     gleam@expect:equal(gleam@any:bool(gleam@any:from(true)), {ok, true}),
     gleam@expect:equal(gleam@any:bool(gleam@any:from(false)), {ok, false}),
-    gleam@expect:equal(gleam@any:bool(gleam@any:from(1)),
-                       {error, <<"Expected a Bool, got `1`">>}),
-    gleam@expect:equal(gleam@any:bool(gleam@any:from([])),
-                       {error, <<"Expected a Bool, got `[]`">>}).
+    gleam@expect:equal(
+        gleam@any:bool(gleam@any:from(1)),
+        {error, <<"Expected a Bool, got `1`">>}
+    ),
+    gleam@expect:equal(
+        gleam@any:bool(gleam@any:from([])),
+        {error, <<"Expected a Bool, got `[]`">>}
+    ).
 
 atom_test() ->
-    gleam@expect:equal(gleam@any:atom(gleam@any:from(gleam@atom:create_from_string(<<"">>))),
-                       {ok, gleam@atom:create_from_string(<<"">>)}),
-    gleam@expect:equal(gleam@any:atom(gleam@any:from(gleam@atom:create_from_string(<<"ok">>))),
-                       {ok, gleam@atom:create_from_string(<<"ok">>)}),
+    gleam@expect:equal(
+        gleam@any:atom(gleam@any:from(gleam@atom:create_from_string(<<"">>))),
+        {ok, gleam@atom:create_from_string(<<"">>)}
+    ),
+    gleam@expect:equal(
+        gleam@any:atom(gleam@any:from(gleam@atom:create_from_string(<<"ok">>))),
+        {ok, gleam@atom:create_from_string(<<"ok">>)}
+    ),
     gleam@expect:is_error(gleam@any:atom(gleam@any:from(1))),
     gleam@expect:is_error(gleam@any:atom(gleam@any:from([]))).
 
 list_test() ->
-    gleam@expect:equal(gleam@any:list(gleam@any:from([]),
-                                      fun gleam@any:string/1),
-                       {ok, []}),
-    gleam@expect:equal(gleam@any:list(gleam@any:from([]), fun gleam@any:int/1),
-                       {ok, []}),
-    gleam@expect:equal(gleam@any:list(gleam@any:from([1, 2, 3]),
-                                      fun gleam@any:int/1),
-                       {ok, [1, 2, 3]}),
-    gleam@expect:equal(gleam@any:list(gleam@any:from([[1], [2], [3]]),
-                                      fun(Capture1) ->
-                                          gleam@any:list(Capture1,
-                                                         fun gleam@any:int/1)
-                                      end),
-                       {ok, [[1], [2], [3]]}),
-    gleam@expect:is_error(gleam@any:list(gleam@any:from(1),
-                                         fun gleam@any:string/1)),
-    gleam@expect:is_error(gleam@any:list(gleam@any:from(1.0),
-                                         fun gleam@any:int/1)),
-    gleam@expect:is_error(gleam@any:list(gleam@any:from([<<"">>]),
-                                         fun gleam@any:int/1)),
-    gleam@expect:is_error(gleam@any:list(gleam@any:from([gleam@any:from(1),
-                                                         gleam@any:from(<<"not an int">>)]),
-                                         fun gleam@any:int/1)).
+    gleam@expect:equal(
+        gleam@any:list(gleam@any:from([]), fun gleam@any:string/1),
+        {ok, []}
+    ),
+    gleam@expect:equal(
+        gleam@any:list(gleam@any:from([]), fun gleam@any:int/1),
+        {ok, []}
+    ),
+    gleam@expect:equal(
+        gleam@any:list(gleam@any:from([1, 2, 3]), fun gleam@any:int/1),
+        {ok, [1, 2, 3]}
+    ),
+    gleam@expect:equal(
+        gleam@any:list(
+            gleam@any:from([[1], [2], [3]]),
+            fun(Capture1) -> gleam@any:list(Capture1, fun gleam@any:int/1) end
+        ),
+        {ok, [[1], [2], [3]]}
+    ),
+    gleam@expect:is_error(
+        gleam@any:list(gleam@any:from(1), fun gleam@any:string/1)
+    ),
+    gleam@expect:is_error(
+        gleam@any:list(gleam@any:from(1.0), fun gleam@any:int/1)
+    ),
+    gleam@expect:is_error(
+        gleam@any:list(gleam@any:from([<<"">>]), fun gleam@any:int/1)
+    ),
+    gleam@expect:is_error(
+        gleam@any:list(
+            gleam@any:from(
+                [gleam@any:from(1), gleam@any:from(<<"not an int">>)]
+            ),
+            fun gleam@any:int/1
+        )
+    ).
 
 tuple_test() ->
-    gleam@expect:equal(gleam@any:tuple(gleam@any:from({1, []})),
-                       {ok, {gleam@any:from(1), gleam@any:from([])}}),
-    gleam@expect:equal(gleam@any:tuple(gleam@any:from({<<"ok">>, <<"ok">>})),
-                       {ok,
-                        {gleam@any:from(<<"ok">>), gleam@any:from(<<"ok">>)}}),
+    gleam@expect:equal(
+        gleam@any:tuple(gleam@any:from({1, []})),
+        {ok, {gleam@any:from(1), gleam@any:from([])}}
+    ),
+    gleam@expect:equal(
+        gleam@any:tuple(gleam@any:from({<<"ok">>, <<"ok">>})),
+        {ok, {gleam@any:from(<<"ok">>), gleam@any:from(<<"ok">>)}}
+    ),
     gleam@expect:is_error(gleam@any:tuple(gleam@any:from({1}))),
     gleam@expect:is_error(gleam@any:tuple(gleam@any:from({1, 2, 3}))),
-    gleam@expect:equal(gleam@result:then(gleam@result:then(gleam@any:tuple(gleam@any:from({1,
-                                                                                           2.0})),
-                                                           fun(X) ->
-                                                               gleam@result:map(gleam@any:int(gleam@tuple:first(X)),
-                                                                                fun(F) ->
-                                                                                    {F,
-                                                                                     gleam@tuple:second(X)}
-                                                                                end)
-                                                           end),
-                                         fun(X) ->
-                                             gleam@result:map(gleam@any:float(gleam@tuple:second(X)),
-                                                              fun(F) ->
-                                                                  {gleam@tuple:first(X),
-                                                                   F}
-                                                              end)
-                                         end),
-                       {ok, {1, 2.0}}).
+    gleam@expect:equal(
+        gleam@result:then(
+            gleam@result:then(
+                gleam@any:tuple(gleam@any:from({1, 2.0})),
+                fun(X) ->
+                    gleam@result:map(
+                        gleam@any:int(gleam@tuple:first(X)),
+                        fun(F) -> {F, gleam@tuple:second(X)} end
+                    )
+                end
+            ),
+            fun(X) ->
+                gleam@result:map(
+                    gleam@any:float(gleam@tuple:second(X)),
+                    fun(F) -> {gleam@tuple:first(X), F} end
+                )
+            end
+        ),
+        {ok, {1, 2.0}}
+    ).
 
 field_test() ->
     {ok, OkAtom} = gleam@atom:from_string(<<"ok">>),
-    gleam@expect:equal(gleam@any:field(gleam@any:from(#{}#{ok => 1}), OkAtom),
-                       {ok, gleam@any:from(1)}),
-    gleam@expect:equal(gleam@any:field(gleam@any:from(#{}#{ok => 3}#{earlier => 2}),
-                                       OkAtom),
-                       {ok, gleam@any:from(3)}),
+    gleam@expect:equal(
+        gleam@any:field(gleam@any:from(#{}#{ok => 1}), OkAtom),
+        {ok, gleam@any:from(1)}
+    ),
+    gleam@expect:equal(
+        gleam@any:field(gleam@any:from(#{}#{ok => 3}#{earlier => 2}), OkAtom),
+        {ok, gleam@any:from(3)}
+    ),
     gleam@expect:is_error(gleam@any:field(gleam@any:from(#{}), OkAtom)),
     gleam@expect:is_error(gleam@any:field(gleam@any:from(1), OkAtom)),
     gleam@expect:is_error(gleam@any:field(gleam@any:from([]), [])).
diff --git a/gen/test/gleam@atom_test.erl b/gen/test/gleam@atom_test.erl
index d9c429c..84b361f 100644
--- a/gen/test/gleam@atom_test.erl
+++ b/gen/test/gleam@atom_test.erl
@@ -6,19 +6,35 @@
 from_string_test() ->
     gleam@expect:is_ok(gleam@atom:from_string(<<"ok">>)),
     gleam@expect:is_ok(gleam@atom:from_string(<<"expect">>)),
-    gleam@expect:is_error(gleam@atom:from_string(<<"this is not an atom we have seen before">>)).
+    gleam@expect:is_error(
+        gleam@atom:from_string(<<"this is not an atom we have seen before">>)
+    ).
 
 create_from_string_test() ->
-    gleam@expect:equal({ok, gleam@atom:create_from_string(<<"ok">>)},
-                       gleam@atom:from_string(<<"ok">>)),
-    gleam@expect:equal({ok, gleam@atom:create_from_string(<<"expect">>)},
-                       gleam@atom:from_string(<<"expect">>)),
-    gleam@expect:equal({ok,
-                        gleam@atom:create_from_string(<<"this is another atom we have not seen before">>)},
-                       gleam@atom:from_string(<<"this is another atom we have not seen before">>)).
+    gleam@expect:equal(
+        {ok, gleam@atom:create_from_string(<<"ok">>)},
+        gleam@atom:from_string(<<"ok">>)
+    ),
+    gleam@expect:equal(
+        {ok, gleam@atom:create_from_string(<<"expect">>)},
+        gleam@atom:from_string(<<"expect">>)
+    ),
+    gleam@expect:equal(
+        {ok,
+         gleam@atom:create_from_string(
+             <<"this is another atom we have not seen before">>
+         )},
+        gleam@atom:from_string(
+            <<"this is another atom we have not seen before">>
+        )
+    ).
 
 to_string_test() ->
-    gleam@expect:equal(gleam@atom:to_string(gleam@atom:create_from_string(<<"ok">>)),
-                       <<"ok">>),
-    gleam@expect:equal(gleam@atom:to_string(gleam@atom:create_from_string(<<"expect">>)),
-                       <<"expect">>).
+    gleam@expect:equal(
+        gleam@atom:to_string(gleam@atom:create_from_string(<<"ok">>)),
+        <<"ok">>
+    ),
+    gleam@expect:equal(
+        gleam@atom:to_string(gleam@atom:create_from_string(<<"expect">>)),
+        <<"expect">>
+    ).
diff --git a/gen/test/gleam@iodata_test.erl b/gen/test/gleam@iodata_test.erl
index 621266c..8d8e989 100644
--- a/gen/test/gleam@iodata_test.erl
+++ b/gen/test/gleam@iodata_test.erl
@@ -4,55 +4,90 @@
 -export([iodata_test/0, lowercase_test/0, uppercase_test/0, split_test/0, is_equal_test/0, is_empty_test/0]).
 
 iodata_test() ->
-    Data = gleam@iodata:prepend(gleam@iodata:append(gleam@iodata:append(gleam@iodata:new(<<"ello">>),
-                                                                        <<",">>),
-                                                    <<" world!">>),
-                                <<"H">>),
+    Data = gleam@iodata:prepend(
+        gleam@iodata:append(
+            gleam@iodata:append(gleam@iodata:new(<<"ello">>), <<",">>),
+            <<" world!">>
+        ),
+        <<"H">>
+    ),
     gleam@expect:equal(gleam@iodata:to_string(Data), <<"Hello, world!">>),
     gleam@expect:equal(gleam@iodata:byte_size(Data), 13),
-    Data1 = gleam@iodata:prepend_iodata(gleam@iodata:append_iodata(gleam@iodata:append_iodata(gleam@iodata:new(<<"ello">>),
-                                                                                              gleam@iodata:new(<<",">>)),
-                                                                   gleam@iodata:concat([gleam@iodata:new(<<" wo">>),
-                                                                                        gleam@iodata:new(<<"rld!">>)])),
-                                        gleam@iodata:new(<<"H">>)),
+    Data1 = gleam@iodata:prepend_iodata(
+        gleam@iodata:append_iodata(
+            gleam@iodata:append_iodata(
+                gleam@iodata:new(<<"ello">>),
+                gleam@iodata:new(<<",">>)
+            ),
+            gleam@iodata:concat(
+                [gleam@iodata:new(<<" wo">>), gleam@iodata:new(<<"rld!">>)]
+            )
+        ),
+        gleam@iodata:new(<<"H">>)
+    ),
     gleam@expect:equal(gleam@iodata:to_string(Data1), <<"Hello, world!">>),
     gleam@expect:equal(gleam@iodata:byte_size(Data1), 13).
 
 lowercase_test() ->
-    gleam@expect:equal(gleam@iodata:to_string(gleam@iodata:lowercase(gleam@iodata:from_strings([<<"Gleam">>,
-                                                                                                <<"Gleam">>]))),
-                       <<"gleamgleam">>).
+    gleam@expect:equal(
+        gleam@iodata:to_string(
+            gleam@iodata:lowercase(
+                gleam@iodata:from_strings([<<"Gleam">>, <<"Gleam">>])
+            )
+        ),
+        <<"gleamgleam">>
+    ).
 
 uppercase_test() ->
-    gleam@expect:equal(gleam@iodata:to_string(gleam@iodata:uppercase(gleam@iodata:from_strings([<<"Gleam">>,
-                                                                                                <<"Gleam">>]))),
-                       <<"GLEAMGLEAM">>).
+    gleam@expect:equal(
+        gleam@iodata:to_string(
+            gleam@iodata:uppercase(
+                gleam@iodata:from_strings([<<"Gleam">>, <<"Gleam">>])
+            )
+        ),
+        <<"GLEAMGLEAM">>
+    ).
 
 split_test() ->
-    gleam@expect:equal(gleam@iodata:split(gleam@iodata:new(<<"Gleam,Erlang,Elixir">>),
-                                          <<",">>),
-                       [gleam@iodata:new(<<"Gleam">>),
-                        gleam@iodata:new(<<"Erlang">>),
-                        gleam@iodata:new(<<"Elixir">>)]),
-    gleam@expect:equal(gleam@iodata:split(gleam@iodata:from_strings([<<"Gleam, Erl">>,
-                                                                     <<"ang,Elixir">>]),
-                                          <<", ">>),
-                       [gleam@iodata:new(<<"Gleam">>),
-                        gleam@iodata:from_strings([<<"Erl">>,
-                                                   <<"ang,Elixir">>])]).
+    gleam@expect:equal(
+        gleam@iodata:split(gleam@iodata:new(<<"Gleam,Erlang,Elixir">>), <<",">>),
+        [gleam@iodata:new(<<"Gleam">>),
+         gleam@iodata:new(<<"Erlang">>),
+         gleam@iodata:new(<<"Elixir">>)]
+    ),
+    gleam@expect:equal(
+        gleam@iodata:split(
+            gleam@iodata:from_strings([<<"Gleam, Erl">>, <<"ang,Elixir">>]),
+            <<", ">>
+        ),
+        [gleam@iodata:new(<<"Gleam">>),
+         gleam@iodata:from_strings([<<"Erl">>, <<"ang,Elixir">>])]
+    ).
 
 is_equal_test() ->
-    gleam@expect:true(gleam@iodata:is_equal(gleam@iodata:new(<<"12">>),
-                                            gleam@iodata:from_strings([<<"1">>,
-                                                                       <<"2">>]))),
-    gleam@expect:true(gleam@iodata:is_equal(gleam@iodata:new(<<"12">>),
-                                            gleam@iodata:new(<<"12">>))),
-    gleam@expect:false(gleam@iodata:is_equal(gleam@iodata:new(<<"12">>),
-                                             gleam@iodata:new(<<"2">>))).
+    gleam@expect:true(
+        gleam@iodata:is_equal(
+            gleam@iodata:new(<<"12">>),
+            gleam@iodata:from_strings([<<"1">>, <<"2">>])
+        )
+    ),
+    gleam@expect:true(
+        gleam@iodata:is_equal(
+            gleam@iodata:new(<<"12">>),
+            gleam@iodata:new(<<"12">>)
+        )
+    ),
+    gleam@expect:false(
+        gleam@iodata:is_equal(
+            gleam@iodata:new(<<"12">>),
+            gleam@iodata:new(<<"2">>)
+        )
+    ).
 
 is_empty_test() ->
     gleam@expect:true(gleam@iodata:is_empty(gleam@iodata:new(<<"">>))),
     gleam@expect:false(gleam@iodata:is_empty(gleam@iodata:new(<<"12">>))),
     gleam@expect:true(gleam@iodata:is_empty(gleam@iodata:from_strings([]))),
-    gleam@expect:true(gleam@iodata:is_empty(gleam@iodata:from_strings([<<"">>,
-                                                                       <<"">>]))).
+    gleam@expect:true(
+        gleam@iodata:is_empty(gleam@iodata:from_strings([<<"">>, <<"">>]))
+    ).
diff --git a/gen/test/gleam@list_test.erl b/gen/test/gleam@list_test.erl
index eda42d4..942bee8 100644
--- a/gen/test/gleam@list_test.erl
+++ b/gen/test/gleam@list_test.erl
@@ -33,17 +33,25 @@ tail_test() ->
 
 filter_test() ->
     gleam@expect:equal(gleam@list:filter([], fun(_) -> true end), []),
-    gleam@expect:equal(gleam@list:filter([0, 4, 5, 7, 3], fun(_) -> true end),
-                       [0, 4, 5, 7, 3]),
-    gleam@expect:equal(gleam@list:filter([0, 4, 5, 7, 3], fun(X) -> X > 4 end),
-                       [5, 7]),
-    gleam@expect:equal(gleam@list:filter([0, 4, 5, 7, 3], fun(X) -> X < 4 end),
-                       [0, 3]).
+    gleam@expect:equal(
+        gleam@list:filter([0, 4, 5, 7, 3], fun(_) -> true end),
+        [0, 4, 5, 7, 3]
+    ),
+    gleam@expect:equal(
+        gleam@list:filter([0, 4, 5, 7, 3], fun(X) -> X > 4 end),
+        [5, 7]
+    ),
+    gleam@expect:equal(
+        gleam@list:filter([0, 4, 5, 7, 3], fun(X) -> X < 4 end),
+        [0, 3]
+    ).
 
 map_test() ->
     gleam@expect:equal(gleam@list:map([], fun(X) -> X * 2 end), []),
-    gleam@expect:equal(gleam@list:map([0, 4, 5, 7, 3], fun(X) -> X * 2 end),
-                       [0, 8, 10, 14, 6]).
+    gleam@expect:equal(
+        gleam@list:map([0, 4, 5, 7, 3], fun(X) -> X * 2 end),
+        [0, 8, 10, 14, 6]
+    ).
 
 traverse_test() ->
     Fun = fun(X) -> case X =:= 6 orelse X =:= 5 orelse X =:= 4 of
@@ -53,8 +61,10 @@ traverse_test() ->
             false ->
                 {error, X}
         end end,
-    gleam@expect:equal(gleam@list:traverse([5, 6, 5, 6], Fun),
-                       {ok, [10, 12, 10, 12]}),
+    gleam@expect:equal(
+        gleam@list:traverse([5, 6, 5, 6], Fun),
+        {ok, [10, 12, 10, 12]}
+    ),
     gleam@expect:equal(gleam@list:traverse([4, 6, 5, 7, 3], Fun), {error, 7}).
 
 drop_test() ->
@@ -63,8 +73,10 @@ drop_test() ->
 
 take_test() ->
     gleam@expect:equal(gleam@list:take([], 5), []),
-    gleam@expect:equal(gleam@list:take([1, 2, 3, 4, 5, 6, 7, 8], 5),
-                       [1, 2, 3, 4, 5]).
+    gleam@expect:equal(
+        gleam@list:take([1, 2, 3, 4, 5, 6, 7, 8], 5),
+        [1, 2, 3, 4, 5]
+    ).
 
 new_test() ->
     gleam@expect:equal(gleam@list:new(), []).
@@ -79,16 +91,16 @@ flatten_test() ->
     gleam@expect:equal(gleam@list:flatten([[1, 2], [], [3, 4]]), [1, 2, 3, 4]).
 
 fold_test() ->
-    gleam@expect:equal(gleam@list:fold([1, 2, 3],
-                                       [],
-                                       fun(X, Acc) -> [X | Acc] end),
-                       [3, 2, 1]).
+    gleam@expect:equal(
+        gleam@list:fold([1, 2, 3], [], fun(X, Acc) -> [X | Acc] end),
+        [3, 2, 1]
+    ).
 
 fold_right_test() ->
-    gleam@expect:equal(gleam@list:fold_right([1, 2, 3],
-                                             [],
-                                             fun(X, Acc) -> [X | Acc] end),
-                       [1, 2, 3]).
+    gleam@expect:equal(
+        gleam@list:fold_right([1, 2, 3], [], fun(X, Acc) -> [X | Acc] end),
+        [1, 2, 3]
+    ).
 
 find_test() ->
     F = fun(X) -> case X of
@@ -103,32 +115,44 @@ find_test() ->
     gleam@expect:is_error(gleam@list:find([1, 3], F)).
 
 all_test() ->
-    gleam@expect:equal(gleam@list:all([1, 2, 3, 4, 5], fun(X) -> X > 0 end),
-                       true),
-    gleam@expect:equal(gleam@list:all([1, 2, 3, 4, 5], fun(X) -> X < 0 end),
-                       false),
+    gleam@expect:equal(
+        gleam@list:all([1, 2, 3, 4, 5], fun(X) -> X > 0 end),
+        true
+    ),
+    gleam@expect:equal(
+        gleam@list:all([1, 2, 3, 4, 5], fun(X) -> X < 0 end),
+        false
+    ),
     gleam@expect:equal(gleam@list:all([], fun(_) -> false end), true).
 
 any_test() ->
-    gleam@expect:equal(gleam@list:any([1, 2, 3, 4, 5], fun(X) -> X =:= 2 end),
-                       true),
-    gleam@expect:equal(gleam@list:any([1, 2, 3, 4, 5], fun(X) -> X < 0 end),
-                       false),
+    gleam@expect:equal(
+        gleam@list:any([1, 2, 3, 4, 5], fun(X) -> X =:= 2 end),
+        true
+    ),
+    gleam@expect:equal(
+        gleam@list:any([1, 2, 3, 4, 5], fun(X) -> X < 0 end),
+        false
+    ),
     gleam@expect:equal(gleam@list:any([], fun(_) -> false end), false).
 
 zip_test() ->
     gleam@expect:equal(gleam@list:zip([], [1, 2, 3]), []),
     gleam@expect:equal(gleam@list:zip([1, 2], []), []),
-    gleam@expect:equal(gleam@list:zip([1, 2, 3], [4, 5, 6]),
-                       [{1, 4}, {2, 5}, {3, 6}]),
+    gleam@expect:equal(
+        gleam@list:zip([1, 2, 3], [4, 5, 6]),
+        [{1, 4}, {2, 5}, {3, 6}]
+    ),
     gleam@expect:equal(gleam@list:zip([5, 6], [1, 2, 3]), [{5, 1}, {6, 2}]),
     gleam@expect:equal(gleam@list:zip([5, 6, 7], [1, 2]), [{5, 1}, {6, 2}]).
 
 strict_zip_test() ->
     gleam@expect:is_error(gleam@list:strict_zip([], [1, 2, 3])),
     gleam@expect:is_error(gleam@list:strict_zip([1, 2], [])),
-    gleam@expect:equal(gleam@list:strict_zip([1, 2, 3], [4, 5, 6]),
-                       {ok, [{1, 4}, {2, 5}, {3, 6}]}),
+    gleam@expect:equal(
+        gleam@list:strict_zip([1, 2, 3], [4, 5, 6]),
+        {ok, [{1, 4}, {2, 5}, {3, 6}]}
+    ),
     gleam@expect:is_error(gleam@list:strict_zip([5, 6], [1, 2, 3])),
     gleam@expect:is_error(gleam@list:strict_zip([5, 6, 7], [1, 2])).
 
@@ -143,25 +167,35 @@ at_test() ->
     gleam@expect:is_error(gleam@list:at([1, 2, 3, 4, 5, 6], -1)).
 
 unique_test() ->
-    gleam@expect:equal(gleam@list:unique([1, 1, 2, 3, 4, 4, 4, 5, 6]),
-                       [1, 2, 3, 4, 5, 6]),
-    gleam@expect:equal(gleam@list:unique([7, 1, 45, 6, 2, 47, 2, 7, 5]),
-                       [7, 1, 45, 6, 2, 47, 5]),
+    gleam@expect:equal(
+        gleam@list:unique([1, 1, 2, 3, 4, 4, 4, 5, 6]),
+        [1, 2, 3, 4, 5, 6]
+    ),
+    gleam@expect:equal(
+        gleam@list:unique([7, 1, 45, 6, 2, 47, 2, 7, 5]),
+        [7, 1, 45, 6, 2, 47, 5]
+    ),
     gleam@expect:equal(gleam@list:unique([3, 4, 5]), [3, 4, 5]),
     gleam@expect:equal(gleam@list:unique([]), []).
 
 sort_test() ->
     gleam@expect:equal(gleam@list:sort([4, 3, 6, 5, 4]), [3, 4, 4, 5, 6]),
     gleam@expect:equal(gleam@list:sort([]), []),
-    gleam@expect:equal(gleam@list:sort([{1, 2}, {4, 5}, {3, 2}]),
-                       [{1, 2}, {3, 2}, {4, 5}]).
+    gleam@expect:equal(
+        gleam@list:sort([{1, 2}, {4, 5}, {3, 2}]),
+        [{1, 2}, {3, 2}, {4, 5}]
+    ).
 
 index_map_test() ->
-    gleam@expect:equal(gleam@list:index_map([3, 4, 5], fun(I, X) -> {I, X} end),
-                       [{0, 3}, {1, 4}, {2, 5}]),
+    gleam@expect:equal(
+        gleam@list:index_map([3, 4, 5], fun(I, X) -> {I, X} end),
+        [{0, 3}, {1, 4}, {2, 5}]
+    ),
     F = fun(I, X) -> gleam@string:append(X, gleam@int:to_string(I)) end,
-    gleam@expect:equal(gleam@list:index_map([<<"a">>, <<"b">>, <<"c">>], F),
-                       [<<"a0">>, <<"b1">>, <<"c2">>]).
+    gleam@expect:equal(
+        gleam@list:index_map([<<"a">>, <<"b">>, <<"c">>], F),
+        [<<"a0">>, <<"b1">>, <<"c2">>]
+    ).
 
 range_test() ->
     gleam@expect:equal(gleam@list:range(0, 0), []),
@@ -175,34 +209,52 @@ repeat_test() ->
     gleam@expect:equal(gleam@list:repeat(1, -10), []),
     gleam@expect:equal(gleam@list:repeat(1, 0), []),
     gleam@expect:equal(gleam@list:repeat(2, 3), [2, 2, 2]),
-    gleam@expect:equal(gleam@list:repeat(<<"x">>, 5),
-                       [<<"x">>, <<"x">>, <<"x">>, <<"x">>, <<"x">>]).
+    gleam@expect:equal(
+        gleam@list:repeat(<<"x">>, 5),
+        [<<"x">>, <<"x">>, <<"x">>, <<"x">>, <<"x">>]
+    ).
 
 split_test() ->
     gleam@expect:equal(gleam@list:split([], 0), {[], []}),
-    gleam@expect:equal(gleam@list:split([0, 1, 2, 3, 4], 0),
-                       {[], [0, 1, 2, 3, 4]}),
-    gleam@expect:equal(gleam@list:split([0, 1, 2, 3, 4], -2),
-                       {[], [0, 1, 2, 3, 4]}),
-    gleam@expect:equal(gleam@list:split([0, 1, 2, 3, 4], 1),
-                       {[0], [1, 2, 3, 4]}),
-    gleam@expect:equal(gleam@list:split([0, 1, 2, 3, 4], 3),
-                       {[0, 1, 2], [3, 4]}),
-    gleam@expect:equal(gleam@list:split([0, 1, 2, 3, 4], 9),
-                       {[0, 1, 2, 3, 4], []}).
+    gleam@expect:equal(
+        gleam@list:split([0, 1, 2, 3, 4], 0),
+        {[], [0, 1, 2, 3, 4]}
+    ),
+    gleam@expect:equal(
+        gleam@list:split([0, 1, 2, 3, 4], -2),
+        {[], [0, 1, 2, 3, 4]}
+    ),
+    gleam@expect:equal(
+        gleam@list:split([0, 1, 2, 3, 4], 1),
+        {[0], [1, 2, 3, 4]}
+    ),
+    gleam@expect:equal(
+        gleam@list:split([0, 1, 2, 3, 4], 3),
+        {[0, 1, 2], [3, 4]}
+    ),
+    gleam@expect:equal(
+        gleam@list:split([0, 1, 2, 3, 4], 9),
+        {[0, 1, 2, 3, 4], []}
+    ).
 
 split_while_test() ->
-    gleam@expect:equal(gleam@list:split_while([], fun(X) -> X =< 5 end),
-                       {[], []}),
-    gleam@expect:equal(gleam@list:split_while([1, 2, 3, 4, 5],
-                                              fun(X) -> X =< 5 end),
-                       {[1, 2, 3, 4, 5], []}),
-    gleam@expect:equal(gleam@list:split_while([1, 2, 3, 4, 5],
-                                              fun(X) -> X =:= 2 end),
-                       {[], [1, 2, 3, 4, 5]}),
-    gleam@expect:equal(gleam@list:split_while([1, 2, 3, 4, 5],
-                                              fun(X) -> X =< 3 end),
-                       {[1, 2, 3], [4, 5]}),
-    gleam@expect:equal(gleam@list:split_while([1, 2, 3, 4, 5],
-                                              fun(X) -> X =< -3 end),
-                       {[], [1, 2, 3, 4, 5]}).
+    gleam@expect:equal(
+        gleam@list:split_while([], fun(X) -> X =< 5 end),
+        {[], []}
+    ),
+    gleam@expect:equal(
+        gleam@list:split_while([1, 2, 3, 4, 5], fun(X) -> X =< 5 end),
+        {[1, 2, 3, 4, 5], []}
+    ),
+    gleam@expect:equal(
+        gleam@list:split_while([1, 2, 3, 4, 5], fun(X) -> X =:= 2 end),
+        {[], [1, 2, 3, 4, 5]}
+    ),
+    gleam@expect:equal(
+        gleam@list:split_while([1, 2, 3, 4, 5], fun(X) -> X =< 3 end),
+        {[1, 2, 3], [4, 5]}
+    ),
+    gleam@expect:equal(
+        gleam@list:split_while([1, 2, 3, 4, 5], fun(X) -> X =< -3 end),
+        {[], [1, 2, 3, 4, 5]}
+    ).
diff --git a/gen/test/gleam@map_dict_test.erl b/gen/test/gleam@map_dict_test.erl
index f19f735..98c1486 100644
--- a/gen/test/gleam@map_dict_test.erl
+++ b/gen/test/gleam@map_dict_test.erl
@@ -4,20 +4,22 @@
 -export([from_list_test/0, has_key_test/0, new_test/0, fetch_test/0, put_test/0, map_values_test/0, keys_test/0, values_test/0, take_test/0, drop_test/0, merge_test/0, delete_test/0, update_test/0, fold_test/0]).
 
 from_list_test() ->
-    gleam@expect:equal(gleam@map_dict:size(gleam@map_dict:from_list([{4, 0},
-                                                                     {1, 0}])),
-                       2).
+    gleam@expect:equal(
+        gleam@map_dict:size(gleam@map_dict:from_list([{4, 0}, {1, 0}])),
+        2
+    ).
 
 has_key_test() ->
     gleam@expect:false(gleam@map_dict:has_key(gleam@map_dict:from_list([]), 1)),
-    gleam@expect:true(gleam@map_dict:has_key(gleam@map_dict:from_list([{1, 0}]),
-                                             1)),
-    gleam@expect:true(gleam@map_dict:has_key(gleam@map_dict:from_list([{4, 0},
-                                                                       {1, 0}]),
-                                             1)),
-    gleam@expect:false(gleam@map_dict:has_key(gleam@map_dict:from_list([{4, 0},
-                                                                        {1, 0}]),
-                                              0)).
+    gleam@expect:true(
+        gleam@map_dict:has_key(gleam@map_dict:from_list([{1, 0}]), 1)
+    ),
+    gleam@expect:true(
+        gleam@map_dict:has_key(gleam@map_dict:from_list([{4, 0}, {1, 0}]), 1)
+    ),
+    gleam@expect:false(
+        gleam@map_dict:has_key(gleam@map_dict:from_list([{4, 0}, {1, 0}]), 0)
+    ).
 
 new_test() ->
     gleam@expect:equal(gleam@map_dict:size(gleam@map_dict:new()), 0),
@@ -31,89 +33,91 @@ fetch_test() ->
     gleam@expect:is_error(gleam@map_dict:fetch(M, 2)).
 
 put_test() ->
-    gleam@expect:equal(gleam@map_dict:put(gleam@map_dict:put(gleam@map_dict:put(gleam@map_dict:new(),
-                                                                                <<"a">>,
-                                                                                0),
-                                                             <<"b">>,
-                                                             1),
-                                          <<"c">>,
-                                          2),
-                       gleam@map_dict:from_list([{<<"a">>, 0},
-                                                 {<<"b">>, 1},
-                                                 {<<"c">>, 2}])).
+    gleam@expect:equal(
+        gleam@map_dict:put(
+            gleam@map_dict:put(
+                gleam@map_dict:put(gleam@map_dict:new(), <<"a">>, 0),
+                <<"b">>,
+                1
+            ),
+            <<"c">>,
+            2
+        ),
+        gleam@map_dict:from_list([{<<"a">>, 0}, {<<"b">>, 1}, {<<"c">>, 2}])
+    ).
 
 map_values_test() ->
-    gleam@expect:equal(gleam@map_dict:map_values(gleam@map_dict:from_list([{1,
-                                                                            0},
-                                                                           {2,
-                                                                            1},
-                                                                           {3,
-                                                                            2}]),
-                                                 fun(K, V) -> K + V end),
-                       gleam@map_dict:from_list([{1, 1}, {2, 3}, {3, 5}])).
+    gleam@expect:equal(
+        gleam@map_dict:map_values(
+            gleam@map_dict:from_list([{1, 0}, {2, 1}, {3, 2}]),
+            fun(K, V) -> K + V end
+        ),
+        gleam@map_dict:from_list([{1, 1}, {2, 3}, {3, 5}])
+    ).
 
 keys_test() ->
-    gleam@expect:equal(gleam@map_dict:keys(gleam@map_dict:from_list([{<<"a">>,
-                                                                      0},
-                                                                     {<<"b">>,
-                                                                      1},
-                                                                     {<<"c">>,
-                                                                      2}])),
-                       [<<"a">>, <<"b">>, <<"c">>]).
+    gleam@expect:equal(
+        gleam@map_dict:keys(
+            gleam@map_dict:from_list([{<<"a">>, 0}, {<<"b">>, 1}, {<<"c">>, 2}])
+        ),
+        [<<"a">>, <<"b">>, <<"c">>]
+    ).
 
 values_test() ->
-    gleam@expect:equal(gleam@map_dict:values(gleam@map_dict:from_list([{<<"a">>,
-                                                                        0},
-                                                                       {<<"b">>,
-                                                                        1},
-                                                                       {<<"c">>,
-                                                                        2}])),
-                       [0, 1, 2]).
+    gleam@expect:equal(
+        gleam@map_dict:values(
+            gleam@map_dict:from_list([{<<"a">>, 0}, {<<"b">>, 1}, {<<"c">>, 2}])
+        ),
+        [0, 1, 2]
+    ).
 
 take_test() ->
-    gleam@expect:equal(gleam@map_dict:take(gleam@map_dict:from_list([{<<"a">>,
-                                                                      0},
-                                                                     {<<"b">>,
-                                                                      1},
-                                                                     {<<"c">>,
-                                                                      2}]),
-                                           [<<"a">>, <<"b">>, <<"d">>]),
-                       gleam@map_dict:from_list([{<<"a">>, 0}, {<<"b">>, 1}])).
+    gleam@expect:equal(
+        gleam@map_dict:take(
+            gleam@map_dict:from_list([{<<"a">>, 0}, {<<"b">>, 1}, {<<"c">>, 2}]),
+            [<<"a">>, <<"b">>, <<"d">>]
+        ),
+        gleam@map_dict:from_list([{<<"a">>, 0}, {<<"b">>, 1}])
+    ).
 
 drop_test() ->
-    gleam@expect:equal(gleam@map_dict:drop(gleam@map_dict:from_list([{<<"a">>,
-                                                                      0},
-                                                                     {<<"b">>,
-                                                                      1},
-                                                                     {<<"c">>,
-                                                                      2}]),
-                                           [<<"a">>, <<"b">>, <<"d">>]),
-                       gleam@map_dict:from_list([{<<"c">>, 2}])).
+    gleam@expect:equal(
+        gleam@map_dict:drop(
+            gleam@map_dict:from_list([{<<"a">>, 0}, {<<"b">>, 1}, {<<"c">>, 2}]),
+            [<<"a">>, <<"b">>, <<"d">>]
+        ),
+        gleam@map_dict:from_list([{<<"c">>, 2}])
+    ).
 
 merge_test() ->
     A = gleam@map_dict:from_list([{<<"a">>, 2}, {<<"c">>, 4}, {<<"d">>, 3}]),
     B = gleam@map_dict:from_list([{<<"a">>, 0}, {<<"b">>, 1}, {<<"c">>, 2}]),
-    gleam@expect:equal(gleam@map_dict:merge(A, B),
-                       gleam@map_dict:from_list([{<<"a">>, 0},
-                                                 {<<"b">>, 1},
-                                                 {<<"c">>, 2},
-                                                 {<<"d">>, 3}])),
-    gleam@expect:equal(gleam@map_dict:merge(B, A),
-                       gleam@map_dict:from_list([{<<"a">>, 2},
-                                                 {<<"b">>, 1},
-                                                 {<<"c">>, 4},
-                                                 {<<"d">>, 3}])).
+    gleam@expect:equal(
+        gleam@map_dict:merge(A, B),
+        gleam@map_dict:from_list(
+            [{<<"a">>, 0}, {<<"b">>, 1}, {<<"c">>, 2}, {<<"d">>, 3}]
+        )
+    ),
+    gleam@expect:equal(
+        gleam@map_dict:merge(B, A),
+        gleam@map_dict:from_list(
+            [{<<"a">>, 2}, {<<"b">>, 1}, {<<"c">>, 4}, {<<"d">>, 3}]
+        )
+    ).
 
 delete_test() ->
-    gleam@expect:equal(gleam@map_dict:delete(gleam@map_dict:delete(gleam@map_dict:from_list([{<<"a">>,
-                                                                                              0},
-                                                                                             {<<"b">>,
-                                                                                              1},
-                                                                                             {<<"c">>,
-                                                                                              2}]),
-                                                                   <<"a">>),
-                                             <<"d">>),
-                       gleam@map_dict:from_list([{<<"b">>, 1}, {<<"c">>, 2}])).
+    gleam@expect:equal(
+        gleam@map_dict:delete(
+            gleam@map_dict:delete(
+                gleam@map_dict:from_list(
+                    [{<<"a">>, 0}, {<<"b">>, 1}, {<<"c">>, 2}]
+                ),
+                <<"a">>
+            ),
+            <<"d">>
+        ),
+        gleam@map_dict:from_list([{<<"b">>, 1}, {<<"c">>, 2}])
+    ).
 
 update_test() ->
     Dict = gleam@map_dict:from_list([{<<"a">>, 0}, {<<"b">>, 1}, {<<"c">>, 2}]),
@@ -124,28 +128,30 @@ update_test() ->
             {error, _} ->
                 0
         end end,
-    gleam@expect:equal(gleam@map_dict:update(Dict, <<"a">>, IncOrZero),
-                       gleam@map_dict:from_list([{<<"a">>, 1},
-                                                 {<<"b">>, 1},
-                                                 {<<"c">>, 2}])),
-    gleam@expect:equal(gleam@map_dict:update(Dict, <<"b">>, IncOrZero),
-                       gleam@map_dict:from_list([{<<"a">>, 0},
-                                                 {<<"b">>, 2},
-                                                 {<<"c">>, 2}])),
-    gleam@expect:equal(gleam@map_dict:update(Dict, <<"z">>, IncOrZero),
-                       gleam@map_dict:from_list([{<<"a">>, 0},
-                                                 {<<"b">>, 1},
-                                                 {<<"c">>, 2},
-                                                 {<<"z">>, 0}])).
+    gleam@expect:equal(
+        gleam@map_dict:update(Dict, <<"a">>, IncOrZero),
+        gleam@map_dict:from_list([{<<"a">>, 1}, {<<"b">>, 1}, {<<"c">>, 2}])
+    ),
+    gleam@expect:equal(
+        gleam@map_dict:update(Dict, <<"b">>, IncOrZero),
+        gleam@map_dict:from_list([{<<"a">>, 0}, {<<"b">>, 2}, {<<"c">>, 2}])
+    ),
+    gleam@expect:equal(
+        gleam@map_dict:update(Dict, <<"z">>, IncOrZero),
+        gleam@map_dict:from_list(
+            [{<<"a">>, 0}, {<<"b">>, 1}, {<<"c">>, 2}, {<<"z">>, 0}]
+        )
+    ).
 
 fold_test() ->
-    Dict = gleam@map_dict:from_list([{<<"a">>, 0},
-                                     {<<"b">>, 1},
-                                     {<<"c">>, 2},
-                                     {<<"d">>, 3}]),
+    Dict = gleam@map_dict:from_list(
+        [{<<"a">>, 0}, {<<"b">>, 1}, {<<"c">>, 2}, {<<"d">>, 3}]
+    ),
     Add = fun(_, V, Acc) -> V + Acc end,
     gleam@expect:equal(gleam@map_dict:fold(Dict, 0, Add), 6),
     Concat = fun(K, _, Acc) -> gleam@string:append(Acc, K) end,
     gleam@expect:equal(gleam@map_dict:fold(Dict, <<"">>, Concat), <<"abcd">>),
-    gleam@expect:equal(gleam@map_dict:fold(gleam@map_dict:from_list([]), 0, Add),
-                       0).
+    gleam@expect:equal(
+        gleam@map_dict:fold(gleam@map_dict:from_list([]), 0, Add),
+        0
+    ).
diff --git a/gen/test/gleam@result_test.erl b/gen/test/gleam@result_test.erl
index baf030f..ee32547 100644
--- a/gen/test/gleam@result_test.erl
+++ b/gen/test/gleam@result_test.erl
@@ -13,35 +13,51 @@ is_error_test() ->
 
 map_test() ->
     gleam@expect:equal(gleam@result:map({ok, 1}, fun(X) -> X + 1 end), {ok, 2}),
-    gleam@expect:equal(gleam@result:map({ok, 1}, fun(_) -> <<"2">> end),
-                       {ok, <<"2">>}),
-    gleam@expect:equal(gleam@result:map({error, 1}, fun(X) -> X + 1 end),
-                       {error, 1}).
+    gleam@expect:equal(
+        gleam@result:map({ok, 1}, fun(_) -> <<"2">> end),
+        {ok, <<"2">>}
+    ),
+    gleam@expect:equal(
+        gleam@result:map({error, 1}, fun(X) -> X + 1 end),
+        {error, 1}
+    ).
 
 map_error_test() ->
-    gleam@expect:equal(gleam@result:map_error({ok, 1}, fun(X) -> X + 1 end),
-                       {ok, 1}),
-    gleam@expect:equal(gleam@result:map_error({error, 1},
-                                              fun(X) -> {<<"ok">>, X + 1} end),
-                       {error, {<<"ok">>, 2}}).
+    gleam@expect:equal(
+        gleam@result:map_error({ok, 1}, fun(X) -> X + 1 end),
+        {ok, 1}
+    ),
+    gleam@expect:equal(
+        gleam@result:map_error({error, 1}, fun(X) -> {<<"ok">>, X + 1} end),
+        {error, {<<"ok">>, 2}}
+    ).
 
 flatten_test() ->
     gleam@expect:equal(gleam@result:flatten({ok, {ok, 1}}), {ok, 1}),
     gleam@expect:equal(gleam@result:flatten({ok, {error, 1}}), {error, 1}),
     gleam@expect:equal(gleam@result:flatten({error, 1}), {error, 1}),
-    gleam@expect:equal(gleam@result:flatten({error, {error, 1}}),
-                       {error, {error, 1}}).
+    gleam@expect:equal(
+        gleam@result:flatten({error, {error, 1}}),
+        {error, {error, 1}}
+    ).
 
 then_test() ->
-    gleam@expect:equal(gleam@result:then({error, 1}, fun(X) -> {ok, X + 1} end),
-                       {error, 1}),
-    gleam@expect:equal(gleam@result:then({ok, 1}, fun(X) -> {ok, X + 1} end),
-                       {ok, 2}),
-    gleam@expect:equal(gleam@result:then({ok, 1},
-                                         fun(_) -> {ok, <<"type change">>} end),
-                       {ok, <<"type change">>}),
-    gleam@expect:equal(gleam@result:then({ok, 1}, fun(_) -> {error, 1} end),
-                       {error, 1}).
+    gleam@expect:equal(
+        gleam@result:then({error, 1}, fun(X) -> {ok, X + 1} end),
+        {error, 1}
+    ),
+    gleam@expect:equal(
+        gleam@result:then({ok, 1}, fun(X) -> {ok, X + 1} end),
+        {ok, 2}
+    ),
+    gleam@expect:equal(
+        gleam@result:then({ok, 1}, fun(_) -> {ok, <<"type change">>} end),
+        {ok, <<"type change">>}
+    ),
+    gleam@expect:equal(
+        gleam@result:then({ok, 1}, fun(_) -> {error, 1} end),
+        {error, 1}
+    ).
 
 unwrap_test() ->
     gleam@expect:equal(gleam@result:unwrap({ok, 1}, 50), 1),
diff --git a/gen/test/gleam@string_test.erl b/gen/test/gleam@string_test.erl
index 5d1d912..767d11c 100644
--- a/gen/test/gleam@string_test.erl
+++ b/gen/test/gleam@string_test.erl
@@ -18,17 +18,23 @@ reverse_test() ->
     gleam@expect:equal(gleam@string:reverse(<<"Gleam">>), <<"maelG">>).
 
 split_test() ->
-    gleam@expect:equal(gleam@string:split(<<"Gleam,Erlang,Elixir">>, <<",">>),
-                       [<<"Gleam">>, <<"Erlang">>, <<"Elixir">>]),
-    gleam@expect:equal(gleam@string:split(<<"Gleam, Erlang,Elixir">>, <<", ">>),
-                       [<<"Gleam">>, <<"Erlang,Elixir">>]).
+    gleam@expect:equal(
+        gleam@string:split(<<"Gleam,Erlang,Elixir">>, <<",">>),
+        [<<"Gleam">>, <<"Erlang">>, <<"Elixir">>]
+    ),
+    gleam@expect:equal(
+        gleam@string:split(<<"Gleam, Erlang,Elixir">>, <<", ">>),
+        [<<"Gleam">>, <<"Erlang,Elixir">>]
+    ).
 
 replace_test() ->
-    gleam@expect:equal(gleam@string:replace(<<"Gleam,Erlang,Elixir">>,
-                                            <<",">>,
-                                            <<"++">>),
-                       <<"Gleam++Erlang++Elixir">>).
+    gleam@expect:equal(
+        gleam@string:replace(<<"Gleam,Erlang,Elixir">>, <<",">>, <<"++">>),
+        <<"Gleam++Erlang++Elixir">>
+    ).
 
 append_test() ->
-    gleam@expect:equal(gleam@string:append(<<"Test">>, <<" Me">>),
-                       <<"Test Me">>).
+    gleam@expect:equal(
+        gleam@string:append(<<"Test">>, <<" Me">>),
+        <<"Test Me">>
+    ).