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-rw-r--r--lib/stdlib/src/shell.erl71
1 files changed, 39 insertions, 32 deletions
diff --git a/lib/stdlib/src/shell.erl b/lib/stdlib/src/shell.erl
index 679c13f0cf..ce1d9eb0ff 100644
--- a/lib/stdlib/src/shell.erl
+++ b/lib/stdlib/src/shell.erl
@@ -1,18 +1,19 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2013. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2015. 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/.
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
%%
-%% 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.
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
%%
%% %CopyrightEnd%
%%
@@ -22,7 +23,7 @@
-export([whereis_evaluator/0, whereis_evaluator/1]).
-export([start_restricted/1, stop_restricted/0]).
-export([local_allowed/3, non_local_allowed/3]).
--export([prompt_func/1, strings/1]).
+-export([catch_exception/1, prompt_func/1, strings/1]).
-define(LINEMAX, 30).
-define(CHAR_MAX, 60).
@@ -314,7 +315,8 @@ prompt(N, Eval0, Bs0, RT, Ds0) ->
case get_prompt_func() of
{M,F} ->
L = [{history,N}],
- C = {call,1,{remote,1,{atom,1,M},{atom,1,F}},[{value,1,L}]},
+ A = erl_anno:new(1),
+ C = {call,A,{remote,A,{atom,A,M},{atom,A,F}},[{value,A,L}]},
{V,Eval,Bs,Ds} = shell_cmd([C], Eval0, Bs0, RT, Ds0, pmt),
{Eval,Bs,Ds,case V of
{pmt,Val} ->
@@ -416,7 +418,7 @@ expand_expr({call,_L,{atom,_,v},[N]}, C) ->
{_,undefined,_} ->
no_command(N);
{Ces,V,CommandN} when is_list(Ces) ->
- {value,CommandN,V}
+ {value,erl_anno:new(CommandN),V}
end;
expand_expr({call,L,F,Args}, C) ->
{call,L,expand_expr(F, C),expand_exprs(Args, C)};
@@ -901,7 +903,7 @@ prep_check({call,Line,{atom,_,f},[{var,_,_Name}]}) ->
{atom,Line,ok};
prep_check({value,_CommandN,_Val}) ->
%% erl_lint cannot handle the history expansion {value,_,_}.
- {atom,0,ok};
+ {atom,a0(),ok};
prep_check(T) when is_tuple(T) ->
list_to_tuple(prep_check(tuple_to_list(T)));
prep_check([E | Es]) ->
@@ -913,7 +915,7 @@ expand_records([], E0) ->
E0;
expand_records(UsedRecords, E0) ->
RecordDefs = [Def || {_Name,Def} <- UsedRecords],
- L = 1,
+ L = erl_anno:new(1),
E = prep_rec(E0),
Forms = RecordDefs ++ [{function,L,foo,0,[{clause,L,[],[],[E]}]}],
[{function,L,foo,0,[{clause,L,[],[],[NE]}]}] =
@@ -997,12 +999,7 @@ local_func(rl, [A], Bs0, _Shell, RT, Lf, Ef) ->
{value,list_records(record_defs(RT, listify(Recs))),Bs};
local_func(rp, [A], Bs0, _Shell, RT, Lf, Ef) ->
{[V],Bs} = expr_list([A], Bs0, Lf, Ef),
- Cs = io_lib_pretty:print(V, ([{column, 1},
- {line_length, columns()},
- {depth, -1},
- {max_chars, ?CHAR_MAX},
- {record_print_fun, record_print_fun(RT)}]
- ++ enc())),
+ Cs = pp(V, _Column=1, _Depth=-1, RT),
io:requests([{put_chars, unicode, Cs}, nl]),
{value,ok,Bs};
local_func(rr, [A], Bs0, _Shell, RT, Lf, Ef) ->
@@ -1320,13 +1317,15 @@ list_bindings([{Name,Val}|Bs], RT) ->
case erl_eval:fun_data(Val) of
{fun_data,_FBs,FCs0} ->
FCs = expand_value(FCs0), % looks nicer
- F = {'fun',0,{clauses,FCs}},
- M = {match,0,{var,0,Name},F},
+ A = a0(),
+ F = {'fun',A,{clauses,FCs}},
+ M = {match,A,{var,A,Name},F},
io:fwrite(<<"~ts\n">>, [erl_pp:expr(M, enc())]);
{named_fun_data,_FBs,FName,FCs0} ->
FCs = expand_value(FCs0), % looks nicer
- F = {named_fun,0,FName,FCs},
- M = {match,0,{var,0,Name},F},
+ A = a0(),
+ F = {named_fun,A,FName,FCs},
+ M = {match,A,{var,A,Name},F},
io:fwrite(<<"~ts\n">>, [erl_pp:expr(M, enc())]);
false ->
Namel = io_lib:fwrite(<<"~s = ">>, [Name]),
@@ -1356,13 +1355,18 @@ expand_value(E) ->
%% There is no abstract representation of funs.
try_abstract(V, CommandN) ->
try erl_parse:abstract(V)
- catch _:_ -> {call,0,{atom,0,v},[{integer,0,CommandN}]}
+ catch
+ _:_ ->
+ A = a0(),
+ {call,A,{atom,A,v},[{integer,A,CommandN}]}
end.
%% Rather than listing possibly huge results the calls to v/1 are shown.
prep_list_commands(E) ->
- substitute_v1(fun({value,CommandN,_V}) ->
- {call,0,{atom,0,v},[{integer,0,CommandN}]}
+ A = a0(),
+ substitute_v1(fun({value,Anno,_V}) ->
+ CommandN = erl_anno:line(Anno),
+ {call,A,{atom,A,v},[{integer,A,CommandN}]}
end, E).
substitute_v1(F, {value,_,_}=Value) ->
@@ -1374,6 +1378,9 @@ substitute_v1(F, [E | Es]) ->
substitute_v1(_F, E) ->
E.
+a0() ->
+ erl_anno:new(0).
+
check_and_get_history_and_results() ->
check_env(shell_history_length),
check_env(shell_saved_results),
@@ -1385,9 +1392,9 @@ get_history_and_results() ->
{History, erlang:min(Results, History)}.
pp(V, I, RT) ->
- pp(V, I, RT, enc()).
+ pp(V, I, _Depth=?LINEMAX, RT).
-pp(V, I, RT, Enc) ->
+pp(V, I, D, RT) ->
Strings =
case application:get_env(stdlib, shell_strings) of
{ok, false} ->
@@ -1396,10 +1403,10 @@ pp(V, I, RT, Enc) ->
true
end,
io_lib_pretty:print(V, ([{column, I}, {line_length, columns()},
- {depth, ?LINEMAX}, {max_chars, ?CHAR_MAX},
+ {depth, D}, {max_chars, ?CHAR_MAX},
{strings, Strings},
{record_print_fun, record_print_fun(RT)}]
- ++ Enc)).
+ ++ enc())).
columns() ->
case io:columns() of