-module(bug).
-export([t1/0, f1/1
,t2/0, f2/1
,t3/0, f3/1
,t4/0, f4/1
,t5/0, f5/1
]).
t1() ->
V = f1(#{a=>b}),
case V of
#{a := Q} -> Q; %% Must not warn here
_ -> ok
end,
ok.
f1(M) -> %% Should get map() succ typing
#{} = M.
t2() ->
V = f2([#{a=>b}]),
case V of
[#{a := P}] -> P; %% Must not warn here
_ -> ok
end,
ok.
f2(M) -> %% Should get [map(),...] succ typing
[#{}] = M.
t3() ->
V = f3([#{a=>b},a]),
case V of
[#{a := P}, _Q] -> P; %% Must not warn here
_ -> ok
end,
ok.
f3(M) -> %% Should get [map()|a,...] succ typing
[#{},a] = M.
t4() ->
V = f4({#{a=>b},{}}),
case V of
{#{a := P},{}} -> P; %% Must not warn here
_ -> ok
end,
ok.
f4(M) -> %% Should get {map(),{}} succ typing
{#{},{}} = M.
t5() ->
V = f5(#{k=>q,a=>b}),
case V of
#{k := q, a := P} -> P; %% Must not warn here
_ -> ok
end,
ok.
f5(M) -> %% Should get #{k:=q, ...} succ typing
#{k:=q} = M.
