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-rw-r--r--lib/stdlib/src/edlin_expand.erl8
-rw-r--r--lib/stdlib/test/edlin_expand_SUITE.erl11
-rw-r--r--lib/stdlib/test/expand_test.erl6
-rw-r--r--lib/stdlib/test/expand_test1.erl4
4 files changed, 21 insertions, 8 deletions
diff --git a/lib/stdlib/src/edlin_expand.erl b/lib/stdlib/src/edlin_expand.erl
index 516c0aa30b..0033010dce 100644
--- a/lib/stdlib/src/edlin_expand.erl
+++ b/lib/stdlib/src/edlin_expand.erl
@@ -89,7 +89,13 @@ match(Prefix, Alts, Extra) ->
{yes, Remain, []}
end;
{complete, Str} ->
- {yes, nthtail(Len, Str) ++ Extra, []};
+ {_, Arity} = lists:keyfind(Str, 1, Matches),
+ case {Arity, Extra} of
+ {0, "("} ->
+ {yes, nthtail(Len, Str) ++ "()", []};
+ _ ->
+ {yes, nthtail(Len, Str) ++ Extra, []}
+ end;
no ->
{no, [], []}
end.
diff --git a/lib/stdlib/test/edlin_expand_SUITE.erl b/lib/stdlib/test/edlin_expand_SUITE.erl
index 0cd2688e2e..2c1c5acf5a 100644
--- a/lib/stdlib/test/edlin_expand_SUITE.erl
+++ b/lib/stdlib/test/edlin_expand_SUITE.erl
@@ -76,11 +76,14 @@ normal(Config) when is_list(Config) ->
[{"a_fun_name",1},
{"a_less_fun_name",1},
{"b_comes_after_a",1},
+ {"expand0arity_entirely",0},
{"module_info",0},
{"module_info",1}]} = edlin_expand:expand(lists:reverse("expand_test:")),
?line {yes,[],[{"a_fun_name",1},
{"a_less_fun_name",1}]} = edlin_expand:expand(
lists:reverse("expand_test:a_")),
+ ?line {yes,"arity_entirely()",[]} = edlin_expand:expand(
+ lists:reverse("expand_test:expand0")),
ok.
quoted_fun(doc) ->
@@ -93,7 +96,7 @@ quoted_fun(Config) when is_list(Config) ->
%% should be no colon after test this time
?line {yes, "test", []} = edlin_expand:expand(lists:reverse("expand_")),
?line {no, [], []} = edlin_expand:expand(lists:reverse("expandXX_")),
- ?line {no,[],[{"'#weird-fun-name'",0},
+ ?line {no,[],[{"'#weird-fun-name'",1},
{"'Quoted_fun_name'",0},
{"'Quoted_fun_too'",0},
{"a_fun_name",1},
@@ -108,7 +111,7 @@ quoted_fun(Config) when is_list(Config) ->
{"a_less_fun_name",1}]} = edlin_expand:expand(
lists:reverse("expand_test1:a_")),
?line {yes,[],
- [{"'#weird-fun-name'",0},
+ [{"'#weird-fun-name'",1},
{"'Quoted_fun_name'",0},
{"'Quoted_fun_too'",0}]} = edlin_expand:expand(
lists:reverse("expand_test1:'")),
@@ -172,6 +175,6 @@ quoted_both(Config) when is_list(Config) ->
[{"'Quoted_fun_name'",0},
{"'Quoted_fun_too'",0}]} = edlin_expand:expand(
lists:reverse("'ExpandTestCaps1':'Quoted_fun_")),
- ?line {yes,"weird-fun-name'(",[]} = edlin_expand:expand(
- lists:reverse("'ExpandTestCaps1':'#")),
+ ?line {yes,"weird-fun-name'()",[]} = edlin_expand:expand(
+ lists:reverse("'ExpandTestCaps1':'#")),
ok.
diff --git a/lib/stdlib/test/expand_test.erl b/lib/stdlib/test/expand_test.erl
index 63e4bc3aa0..b9db32c352 100644
--- a/lib/stdlib/test/expand_test.erl
+++ b/lib/stdlib/test/expand_test.erl
@@ -20,7 +20,8 @@
-export([a_fun_name/1,
a_less_fun_name/1,
- b_comes_after_a/1]).
+ b_comes_after_a/1,
+ expand0arity_entirely/0]).
a_fun_name(X) ->
X.
@@ -30,3 +31,6 @@ a_less_fun_name(X) ->
b_comes_after_a(X) ->
X.
+
+expand0arity_entirely () ->
+ ok.
diff --git a/lib/stdlib/test/expand_test1.erl b/lib/stdlib/test/expand_test1.erl
index 11b6fec0f3..1d375e5677 100644
--- a/lib/stdlib/test/expand_test1.erl
+++ b/lib/stdlib/test/expand_test1.erl
@@ -23,7 +23,7 @@
b_comes_after_a/1,
'Quoted_fun_name'/0,
'Quoted_fun_too'/0,
- '#weird-fun-name'/0]).
+ '#weird-fun-name'/1]).
a_fun_name(X) ->
X.
@@ -40,5 +40,5 @@ b_comes_after_a(X) ->
'Quoted_fun_too'() ->
too.
-'#weird-fun-name'() ->
+'#weird-fun-name'(_) ->
weird.