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-rw-r--r--lib/stdlib/src/edlin.erl36
-rw-r--r--lib/stdlib/src/edlin_expand.erl49
-rw-r--r--lib/stdlib/test/ExpandTestCaps.erl32
-rw-r--r--lib/stdlib/test/ExpandTestCaps1.erl44
-rw-r--r--lib/stdlib/test/Makefile5
-rw-r--r--lib/stdlib/test/edlin_expand_SUITE.erl156
-rw-r--r--lib/stdlib/test/expand_test.erl32
-rw-r--r--lib/stdlib/test/expand_test1.erl44
8 files changed, 373 insertions, 25 deletions
diff --git a/lib/stdlib/src/edlin.erl b/lib/stdlib/src/edlin.erl
index 31a653bda0..0e98bbaa06 100644
--- a/lib/stdlib/src/edlin.erl
+++ b/lib/stdlib/src/edlin.erl
@@ -1,19 +1,19 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 1996-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 1996-2010. All Rights Reserved.
+%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
-%%
+%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
-%%
+%%
%% %CopyrightEnd%
%%
-module(edlin).
@@ -281,12 +281,32 @@ do_op(_, Bef, Aft, Rs) ->
%% Step over word/non-word characters pushing the stepped over ones on
%% the stack.
-over_word([C|Cs], Stack, N) ->
+
+over_word(Cs, Stack, N) ->
+ L = length([1 || $\' <- Cs]),
+ case L rem 2 of
+ 0 ->
+ over_word1(Cs, Stack, N);
+ 1 ->
+ until_quote(Cs, Stack, N)
+ end.
+
+until_quote([$\'|Cs], Stack, N) ->
+ {Cs, [$\'|Stack], N+1};
+until_quote([C|Cs], Stack, N) ->
+ until_quote(Cs, [C|Stack], N+1).
+
+over_word1([$\'=C|Cs], Stack, N) ->
+ until_quote(Cs, [C|Stack], N+1);
+over_word1(Cs, Stack, N) ->
+ over_word2(Cs, Stack, N).
+
+over_word2([C|Cs], Stack, N) ->
case word_char(C) of
- true -> over_word(Cs, [C|Stack], N+1);
+ true -> over_word2(Cs, [C|Stack], N+1);
false -> {[C|Cs],Stack,N}
end;
-over_word([], Stack, N) when is_integer(N) ->
+over_word2([], Stack, N) when is_integer(N) ->
{[],Stack,N}.
over_non_word([C|Cs], Stack, N) ->
diff --git a/lib/stdlib/src/edlin_expand.erl b/lib/stdlib/src/edlin_expand.erl
index 7ed76a6b09..516c0aa30b 100644
--- a/lib/stdlib/src/edlin_expand.erl
+++ b/lib/stdlib/src/edlin_expand.erl
@@ -1,19 +1,19 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2005-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 2005-2010. All Rights Reserved.
+%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
-%%
+%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
-%%
+%%
%% %CopyrightEnd%
%%
-module(edlin_expand).
@@ -46,23 +46,38 @@ expand_module_name(Prefix) ->
match(Prefix, code:all_loaded(), ":").
expand_function_name(ModStr, FuncPrefix) ->
- Mod = list_to_atom(ModStr),
- case erlang:module_loaded(Mod) of
- true ->
- L = Mod:module_info(),
- case lists:keyfind(exports, 1, L) of
- {_, Exports} ->
- match(FuncPrefix, Exports, "(");
- _ ->
- {no, [], []}
- end;
- false ->
+ case to_atom(ModStr) of
+ {ok, Mod} ->
+ case erlang:module_loaded(Mod) of
+ true ->
+ L = Mod:module_info(),
+ case lists:keyfind(exports, 1, L) of
+ {_, Exports} ->
+ match(FuncPrefix, Exports, "(");
+ _ ->
+ {no, [], []}
+ end;
+ false ->
+ {no, [], []}
+ end;
+ error ->
{no, [], []}
end.
+%% if it's a quoted atom, atom_to_list/1 will do the wrong thing.
+to_atom(Str) ->
+ case erl_scan:string(Str) of
+ {ok, [{atom,_,A}], _} ->
+ {ok, A};
+ _ ->
+ error
+ end.
+
match(Prefix, Alts, Extra) ->
Len = length(Prefix),
- Matches = [{S, A} || {H, A} <- Alts, prefix(Prefix, S=atom_to_list(H))],
+ Matches = lists:sort(
+ [{S, A} || {H, A} <- Alts,
+ prefix(Prefix, S=hd(io_lib:fwrite("~w",[H])))]),
case longest_common_head([N || {N, _} <- Matches]) of
{partial, []} ->
{no, [], Matches}; % format_matches(Matches)};
diff --git a/lib/stdlib/test/ExpandTestCaps.erl b/lib/stdlib/test/ExpandTestCaps.erl
new file mode 100644
index 0000000000..96c4115354
--- /dev/null
+++ b/lib/stdlib/test/ExpandTestCaps.erl
@@ -0,0 +1,32 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2010. All Rights Reserved.
+%%
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+-module('ExpandTestCaps').
+
+-export([a_fun_name/1,
+ a_less_fun_name/1,
+ b_comes_after_a/1]).
+
+a_fun_name(X) ->
+ X.
+
+a_less_fun_name(X) ->
+ X.
+
+b_comes_after_a(X) ->
+ X.
diff --git a/lib/stdlib/test/ExpandTestCaps1.erl b/lib/stdlib/test/ExpandTestCaps1.erl
new file mode 100644
index 0000000000..09ee9f81c4
--- /dev/null
+++ b/lib/stdlib/test/ExpandTestCaps1.erl
@@ -0,0 +1,44 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2010. All Rights Reserved.
+%%
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+-module('ExpandTestCaps1').
+
+-export([a_fun_name/1,
+ a_less_fun_name/1,
+ b_comes_after_a/1,
+ 'Quoted_fun_name'/0,
+ 'Quoted_fun_too'/0,
+ '#weird-fun-name'/0]).
+
+a_fun_name(X) ->
+ X.
+
+a_less_fun_name(X) ->
+ X.
+
+b_comes_after_a(X) ->
+ X.
+
+'Quoted_fun_name'() ->
+ whoopee.
+
+'Quoted_fun_too'() ->
+ too.
+
+'#weird-fun-name'() ->
+ weird.
diff --git a/lib/stdlib/test/Makefile b/lib/stdlib/test/Makefile
index 7a87eef5f3..ac8cbba375 100644
--- a/lib/stdlib/test/Makefile
+++ b/lib/stdlib/test/Makefile
@@ -18,6 +18,7 @@ MODULES= \
digraph_utils_SUITE \
dummy1_h \
dummy_h \
+ edlin_expand_SUITE \
epp_SUITE \
erl_eval_helper \
erl_eval_SUITE \
@@ -29,6 +30,10 @@ MODULES= \
escript_SUITE \
ets_SUITE \
ets_tough_SUITE \
+ expand_test \
+ expand_test1 \
+ ExpandTestCaps \
+ ExpandTestCaps1 \
filelib_SUITE \
file_sorter_SUITE \
filename_SUITE \
diff --git a/lib/stdlib/test/edlin_expand_SUITE.erl b/lib/stdlib/test/edlin_expand_SUITE.erl
new file mode 100644
index 0000000000..613bfd000e
--- /dev/null
+++ b/lib/stdlib/test/edlin_expand_SUITE.erl
@@ -0,0 +1,156 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2010. All Rights Reserved.
+%%
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+-module(edlin_expand_SUITE).
+-export([all/1]).
+
+-export([normal/1, quoted_fun/1, quoted_module/1, quoted_both/1]).
+
+-export([init_per_testcase/2, fin_per_testcase/2]).
+
+-include("test_server.hrl").
+
+% Default timetrap timeout (set in init_per_testcase).
+-define(default_timeout, ?t:minutes(1)).
+
+init_per_testcase(_Case, Config) ->
+ ?line Dog = ?t:timetrap(?default_timeout),
+ [{watchdog, Dog} | Config].
+fin_per_testcase(_Case, Config) ->
+ Dog = ?config(watchdog, Config),
+ test_server:timetrap_cancel(Dog),
+ ok.
+
+all(doc) ->
+ ["Test cases for edlin_expand."];
+all(suite) ->
+ [normal, quoted_fun, quoted_module, quoted_both].
+
+normal(doc) ->
+ [""];
+normal(suite) ->
+ [];
+normal(Config) when is_list(Config) ->
+ ?line {module,expand_test} = c:l(expand_test),
+ % These tests might fail if another module with the prefix "expand_" happens
+ % to also be loaded.
+ ?line {yes, "test:", []} = edlin_expand:expand(lists:reverse("expand_")),
+ ?line {no, [], []} = edlin_expand:expand(lists:reverse("expandXX_")),
+ ?line {no,[],
+ [{"a_fun_name",1},
+ {"a_less_fun_name",1},
+ {"b_comes_after_a",1},
+ {"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_")),
+ ok.
+
+quoted_fun(doc) ->
+ ["Normal module name, some function names using quoted atoms"];
+quoted_fun(suite) ->
+ [];
+quoted_fun(Config) when is_list(Config) ->
+ ?line {module,expand_test} = c:l(expand_test),
+ ?line {module,expand_test1} = c:l(expand_test1),
+ %% 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},
+ {"'Quoted_fun_name'",0},
+ {"'Quoted_fun_too'",0},
+ {"a_fun_name",1},
+ {"a_less_fun_name",1},
+ {"b_comes_after_a",1},
+ {"module_info",0},
+ {"module_info",1}]} = edlin_expand:expand(
+ lists:reverse("expand_test1:")),
+ ?line {yes,"_",[]} = edlin_expand:expand(
+ lists:reverse("expand_test1:a")),
+ ?line {yes,[],[{"a_fun_name",1},
+ {"a_less_fun_name",1}]} = edlin_expand:expand(
+ lists:reverse("expand_test1:a_")),
+ ?line {yes,[],
+ [{"'#weird-fun-name'",0},
+ {"'Quoted_fun_name'",0},
+ {"'Quoted_fun_too'",0}]} = edlin_expand:expand(
+ lists:reverse("expand_test1:'")),
+ ?line {yes,"uoted_fun_",[]} = edlin_expand:expand(
+ lists:reverse("expand_test1:'Q")),
+ ?line {yes,[],
+ [{"'Quoted_fun_name'",0},
+ {"'Quoted_fun_too'",0}]} = edlin_expand:expand(
+ lists:reverse("expand_test1:'Quoted_fun_")),
+ ?line {yes,"weird-fun-name'(",[]} = edlin_expand:expand(
+ lists:reverse("expand_test1:'#")),
+ ok.
+
+quoted_module(doc) ->
+ [""];
+quoted_module(suite) ->
+ [];
+quoted_module(Config) when is_list(Config) ->
+ ?line {module,'ExpandTestCaps'} = c:l('ExpandTestCaps'),
+ ?line {yes, "Caps':", []} = edlin_expand:expand(lists:reverse("'ExpandTest")),
+ ?line {no,[],
+ [{"a_fun_name",1},
+ {"a_less_fun_name",1},
+ {"b_comes_after_a",1},
+ {"module_info",0},
+ {"module_info",1}]} = edlin_expand:expand(lists:reverse("'ExpandTestCaps':")),
+ ?line {yes,[],[{"a_fun_name",1},
+ {"a_less_fun_name",1}]} = edlin_expand:expand(
+ lists:reverse("'ExpandTestCaps':a_")),
+ ok.
+
+quoted_both(suite) ->
+ [];
+quoted_both(Config) when is_list(Config) ->
+ ?line {module,'ExpandTestCaps'} = c:l('ExpandTestCaps'),
+ ?line {module,'ExpandTestCaps1'} = c:l('ExpandTestCaps1'),
+ %% should be no colon (or quote) after test this time
+ ?line {yes, "Caps", []} = edlin_expand:expand(lists:reverse("'ExpandTest")),
+ ?line {no,[],[{"'#weird-fun-name'",0},
+ {"'Quoted_fun_name'",0},
+ {"'Quoted_fun_too'",0},
+ {"a_fun_name",1},
+ {"a_less_fun_name",1},
+ {"b_comes_after_a",1},
+ {"module_info",0},
+ {"module_info",1}]} = edlin_expand:expand(
+ lists:reverse("'ExpandTestCaps1':")),
+ ?line {yes,"_",[]} = edlin_expand:expand(
+ lists:reverse("'ExpandTestCaps1':a")),
+ ?line {yes,[],[{"a_fun_name",1},
+ {"a_less_fun_name",1}]} = edlin_expand:expand(
+ lists:reverse("'ExpandTestCaps1':a_")),
+ ?line {yes,[],
+ [{"'#weird-fun-name'",0},
+ {"'Quoted_fun_name'",0},
+ {"'Quoted_fun_too'",0}]} = edlin_expand:expand(
+ lists:reverse("'ExpandTestCaps1':'")),
+ ?line {yes,"uoted_fun_",[]} = edlin_expand:expand(
+ lists:reverse("'ExpandTestCaps1':'Q")),
+ ?line {yes,[],
+ [{"'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':'#")),
+ ok.
diff --git a/lib/stdlib/test/expand_test.erl b/lib/stdlib/test/expand_test.erl
new file mode 100644
index 0000000000..63e4bc3aa0
--- /dev/null
+++ b/lib/stdlib/test/expand_test.erl
@@ -0,0 +1,32 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2010. All Rights Reserved.
+%%
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+-module(expand_test).
+
+-export([a_fun_name/1,
+ a_less_fun_name/1,
+ b_comes_after_a/1]).
+
+a_fun_name(X) ->
+ X.
+
+a_less_fun_name(X) ->
+ X.
+
+b_comes_after_a(X) ->
+ X.
diff --git a/lib/stdlib/test/expand_test1.erl b/lib/stdlib/test/expand_test1.erl
new file mode 100644
index 0000000000..11b6fec0f3
--- /dev/null
+++ b/lib/stdlib/test/expand_test1.erl
@@ -0,0 +1,44 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2010. All Rights Reserved.
+%%
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+-module(expand_test1).
+
+-export([a_fun_name/1,
+ a_less_fun_name/1,
+ b_comes_after_a/1,
+ 'Quoted_fun_name'/0,
+ 'Quoted_fun_too'/0,
+ '#weird-fun-name'/0]).
+
+a_fun_name(X) ->
+ X.
+
+a_less_fun_name(X) ->
+ X.
+
+b_comes_after_a(X) ->
+ X.
+
+'Quoted_fun_name'() ->
+ whoopee.
+
+'Quoted_fun_too'() ->
+ too.
+
+'#weird-fun-name'() ->
+ weird.
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