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authorKostis Sagonas <[email protected]>2010-10-02 17:56:00 +0300
committerKostis Sagonas <[email protected]>2010-10-02 17:56:00 +0300
commit56916f360771eaec3490a2b2c8e1560d190619a1 (patch)
treef2f8c5cc2e32e2054de1ee154c86ed7123689596 /lib
parentdd51118499209bbd91c0092d9778897026bde4c6 (diff)
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Fix type of ets:update_counter/3 to correspond with the documentation
Diffstat (limited to 'lib')
-rw-r--r--lib/hipe/cerl/erl_bif_types.erl29
1 files changed, 23 insertions, 6 deletions
diff --git a/lib/hipe/cerl/erl_bif_types.erl b/lib/hipe/cerl/erl_bif_types.erl
index 6eeeab3610..835f9a205a 100644
--- a/lib/hipe/cerl/erl_bif_types.erl
+++ b/lib/hipe/cerl/erl_bif_types.erl
@@ -1219,7 +1219,7 @@ type(erlang, monitor_node, 3, Xs) ->
strict(arg_types(erlang, monitor_node, 3), Xs,
fun (_) -> t_atom('true') end);
type(erlang, nif_error, 1, _) ->
- t_any();
+ t_any(); % this BIF and the next one are stubs for NIFs and never return
type(erlang, nif_error, 2, Xs) ->
strict(arg_types(erlang, nif_error, 2), Xs, fun (_) -> t_any() end);
type(erlang, node, 0, _) -> t_node();
@@ -1970,7 +1970,25 @@ type(ets, slot, 2, Xs) ->
strict(arg_types(ets, slot, 2), Xs,
fun (_) -> t_sup(t_list(t_tuple()), t_atom('$end_of_table')) end);
type(ets, update_counter, 3, Xs) ->
- strict(arg_types(ets, update_counter, 3), Xs, fun (_) -> t_integer() end);
+ strict(arg_types(ets, update_counter, 3), Xs,
+ fun ([_, _, Op]) ->
+ case t_is_integer(Op) of
+ true -> t_integer();
+ false ->
+ case t_is_tuple(Op) of
+ true -> t_integer();
+ false ->
+ case t_is_list(Op) of
+ true -> t_list(t_integer());
+ false ->
+ case t_is_nil(Op) of
+ true -> t_nil();
+ false -> t_sup([t_integer(), t_list(t_integer())])
+ end
+ end
+ end
+ end
+ end);
type(ets, update_element, 3, Xs) ->
strict(arg_types(ets, update_element, 3), Xs, fun (_) -> t_boolean() end);
%%-- file ---------------------------------------------------------------------
@@ -4181,10 +4199,9 @@ arg_types(ets, setopts, 2) ->
t_tuple([t_atom('heir'), t_atom('none')])),
[t_tab(), t_sup(Opt, t_list(Opt))];
arg_types(ets, update_counter, 3) ->
- [t_tab(), t_any(), t_sup(t_integer(),
- t_sup(t_tuple([t_integer(), t_integer()]),
- t_tuple([t_integer(), t_integer(),
- t_integer(), t_integer()])))];
+ Int = t_integer(),
+ UpdateOp = t_sup(t_tuple([Int, Int]), t_tuple([Int, Int, Int, Int])),
+ [t_tab(), t_any(), t_sup([UpdateOp, t_list(UpdateOp), Int])];
arg_types(ets, update_element, 3) ->
PosValue = t_tuple([t_integer(), t_any()]),
[t_tab(), t_any(), t_sup(PosValue, t_list(PosValue))];