mirror of
https://github.com/sharkdp/bat.git
synced 2024-11-27 02:03:52 +01:00
73 lines
1.6 KiB
Erlang
Vendored
73 lines
1.6 KiB
Erlang
Vendored
-module(bat_erlang).
|
|
|
|
-export([main/0]).
|
|
|
|
-record(test, {
|
|
name :: list(),
|
|
data :: binary()
|
|
}).
|
|
|
|
-define(TESTMACRO, "testmacro").
|
|
|
|
-spec main() -> ok.
|
|
main() ->
|
|
%% Handling Lists and Numbers
|
|
List = [1, 2, 3, 4, $6, 2#00111],
|
|
_Sum = lists:sum(List),
|
|
_ = [(N * N) + N / N - N || N <- List, N > 2],
|
|
[_Head, _SecondHead | _Tail] = List,
|
|
_ = [1, atom, [list], <<"binary">>, {tuple, tuple}, #{map => key}, #test{name = "record"}],
|
|
|
|
%% Handling Binaries
|
|
BinHelloWorld = <<"Hello World">>,
|
|
<<X || <<X:1/binary>> <= BinHelloWorld >>,
|
|
<<0,0,0,0,0,0,0,151>> = <<151:64/signed-integer>>,
|
|
|
|
%% Handling Boolean and Atoms
|
|
true = true andalso true,
|
|
true = false orelse true,
|
|
_ = true =:= true,
|
|
_ = false =/= true,
|
|
_ = 'HELLO' /= hello,
|
|
_ = hello == world,
|
|
|
|
%% Handling Maps and Records
|
|
TestMap = #{a => 1, b => 2, c => 3},
|
|
#{a := _Value, c := _} = TestMap,
|
|
_ = TestMap#{d => 4},
|
|
Record = #test{name = ?TESTMACRO},
|
|
_ = Record#test.name,
|
|
|
|
%% Conditionals
|
|
case TestMap of
|
|
#{b := B} ->
|
|
B;
|
|
_ ->
|
|
ok
|
|
end,
|
|
if
|
|
erlang:is_map(TestMap) ->
|
|
map;
|
|
true ->
|
|
test_function(1)
|
|
end,
|
|
|
|
%% Messaging
|
|
Self = erlang:self(),
|
|
Self ! hello_world,
|
|
receive
|
|
hello_world ->
|
|
ok;
|
|
_ ->
|
|
io:format("unknown message")
|
|
after 1000 ->
|
|
timeout
|
|
end,
|
|
ok.
|
|
|
|
test_function(N) when erlang:is_integer(N) -> integer;
|
|
test_function([_|_]) -> list;
|
|
test_function(<<_/binary>>) -> binary;
|
|
test_function(_) ->
|
|
undefined.
|