From 9fbe5cc9c770b9cd31e18447dfecc1c73e6f4c5f Mon Sep 17 00:00:00 2001
From: Siri Hansen <siri@erlang.org>
Date: Mon, 2 Jul 2018 11:25:32 +0200
Subject: Update proc_lib:report_cb to obey logger formatter's size limiting
params
---
lib/stdlib/src/proc_lib.erl | 128 ++++++++++++++++++++++----------------------
1 file changed, 65 insertions(+), 63 deletions(-)
(limited to 'lib/stdlib')
diff --git a/lib/stdlib/src/proc_lib.erl b/lib/stdlib/src/proc_lib.erl
index 89a840be2d..d07c62500b 100644
--- a/lib/stdlib/src/proc_lib.erl
+++ b/lib/stdlib/src/proc_lib.erl
@@ -30,7 +30,7 @@
start/3, start/4, start/5, start_link/3, start_link/4, start_link/5,
hibernate/3,
init_ack/1, init_ack/2,
- init_p/3,init_p/5,format/1,format/2,format/3,report_cb/1,
+ init_p/3,init_p/5,format/1,format/2,format/3,report_cb/2,
initial_call/1,
translate_initial_call/1,
stop/1, stop/3]).
@@ -509,7 +509,7 @@ crash_report(Class, Reason, StartF, Stacktrace) ->
report=>[my_info(Class, Reason, StartF, Stacktrace),
linked_info(self())]},
#{domain=>[otp,sasl],
- report_cb=>fun proc_lib:report_cb/1,
+ report_cb=>fun proc_lib:report_cb/2,
logger_formatter=>#{title=>"CRASH REPORT"},
error_logger=>#{tag=>error_report,type=>crash_report}}).
@@ -750,14 +750,15 @@ check(Res) -> Res.
%%% Format a generated crash info structure.
%%% -----------------------------------------------------------
--spec report_cb(CrashReport) -> {Format,Args} when
- CrashReport :: #{label=>{proc_lib,crash},report=>[term()]},
- Format :: io:format(),
- Args :: [term()].
-report_cb(#{label:={proc_lib,crash},
- report:=CrashReport}) ->
- Depth = error_logger:get_format_depth(),
- get_format_and_args(CrashReport, utf8, Depth).
+-spec report_cb(CrashReport,FormatOpts) -> unicode:chardata() when
+ CrashReport :: #{label => {proc_lib,crash},
+ report => [term()]},
+ FormatOpts :: logger:report_cb_config().
+report_cb(#{label:={proc_lib,crash}, report:=CrashReport}, Extra) ->
+ Default = #{chars_limit => unlimited,
+ depth => unlimited,
+ encoding => latin1},
+ do_format(CrashReport, maps:merge(Default,Extra)).
-spec format(CrashReport) -> string() when
CrashReport :: [term()].
@@ -777,66 +778,47 @@ format(CrashReport, Encoding) ->
Depth :: unlimited | pos_integer().
format(CrashReport, Encoding, Depth) ->
- {F,A} = get_format_and_args(CrashReport, Encoding, Depth),
- lists:flatten(io_lib:format(F,A)).
+ do_format(CrashReport, #{chars_limit => unlimited,
+ depth => Depth,
+ encoding => Encoding}).
-get_format_and_args([OwnReport,LinkReport], Encoding, Depth) ->
- Extra = {Encoding,Depth},
+do_format([OwnReport,LinkReport], Extra) ->
MyIndent = " ",
- {OwnFormat,OwnArgs} = format_report(OwnReport, MyIndent, Extra, [], []),
- {LinkFormat,LinkArgs} = format_link_report(LinkReport, MyIndent, Extra, [], []),
- {" crasher:~n"++OwnFormat++" neighbours:~n"++LinkFormat,OwnArgs++LinkArgs}.
+ OwnFormat = format_report(OwnReport, MyIndent, Extra),
+ LinkFormat = format_link_report(LinkReport, MyIndent, Extra),
+ Str = io_lib:format(" crasher:~n~ts neighbours:~n~ts",
+ [OwnFormat, LinkFormat]),
+ lists:flatten(Str).
-format_link_report([], _Indent, _Extra, Format, Args) ->
- {lists:flatten(lists:reverse(Format)),lists:append(lists:reverse(Args))};
-format_link_report([Link|Reps], Indent, Extra, Format, Args) ->
+format_link_report([Link|Reps], Indent, Extra) ->
Rep = case Link of
{neighbour,Rep0} -> Rep0;
_ -> Link
end,
LinkIndent = [" ",Indent],
- {LinkFormat,LinkArgs} = format_report(Rep, LinkIndent, Extra, [], []),
- F = "~sneighbour:\n"++LinkFormat,
- A = [Indent|LinkArgs],
- format_link_report(Reps, Indent, Extra, [F|Format], [A|Args]);
-format_link_report(Rep, Indent, Extra, Format, Args) ->
- {F,A} = format_report(Rep, Indent, Extra, [], []),
- format_link_report([], Indent, Extra, [F|Format],[A|Args]).
-
-format_report([], _Indent, _Extra, Format, Args) ->
- {lists:flatten(lists:reverse(Format)),lists:append(lists:reverse(Args))};
-format_report([Rep|Reps], Indent, Extra, Format, Args) ->
- {F,A} = format_rep(Rep, Indent, Extra),
- format_report(Reps, Indent, Extra, [F|Format], [A|Args]);
-format_report(Rep, Indent, {Enc,unlimited}=Extra, Format, Args) ->
- {F,A} = {"~s~"++modifier(Enc)++"p~n", [Indent, Rep]},
- format_report([], Indent, Extra, [F|Format], [A|Args]);
-format_report(Rep, Indent, {Enc,Depth}=Extra, Format, Args) ->
- {F,A} = {"~s~"++modifier(Enc)++"P~n", [Indent, Rep, Depth]},
- format_report([], Indent, Extra, [F|Format], [A|Args]).
-
-format_rep({initial_call,InitialCall}, Indent, Extra) ->
- format_mfa(Indent, InitialCall, Extra);
-format_rep({error_info,{Class,Reason,StackTrace}}, _Indent, Extra) ->
- {lists:flatten(format_exception(Class, Reason, StackTrace, Extra)),[]};
-format_rep({Tag,Data}, Indent, Extra) ->
- format_tag(Indent, Tag, Data, Extra).
-
-format_mfa(Indent, {M,F,Args}=StartF, {Enc,_}=Extra) ->
- try
- A = length(Args),
- {lists:flatten([Indent,"initial call: ",atom_to_list(M),
- $:,to_string(F, Enc),$/,integer_to_list(A),"\n"]),[]}
- catch
- error:_ ->
- format_tag(Indent, initial_call, StartF, Extra)
- end.
-
-format_tag(Indent, Tag, Data, {Enc,Depth}) ->
- {P,Tl} = p(Enc, Depth),
- {"~s~p: ~80.18" ++ P ++ "\n", [Indent, Tag, Data|Tl]}.
+ [Indent,"neighbour:\n",format_report(Rep, LinkIndent, Extra)|
+ format_link_report(Reps, Indent, Extra)];
+format_link_report(Rep, Indent, Extra) ->
+ format_report(Rep, Indent, Extra).
+
+format_report(Rep, Indent, Extra) when is_list(Rep) ->
+ format_rep(Rep, Indent, Extra);
+format_report(Rep, Indent, #{encoding:=Enc,depth:=unlimited}) ->
+ io_lib:format("~s~"++modifier(Enc)++"p~n", [Indent, Rep]);
+format_report(Rep, Indent, #{encoding:=Enc,depth:=Depth}) ->
+ io_lib:format("~s~"++modifier(Enc)++"P~n", [Indent, Rep, Depth]).
+
+format_rep([{initial_call,InitialCall}|Rep], Indent, Extra) ->
+ [format_mfa(Indent, InitialCall, Extra)|format_rep(Rep, Indent, Extra)];
+format_rep([{error_info,{Class,Reason,StackTrace}}|Rep], Indent, Extra) ->
+ [format_exception(Class, Reason, StackTrace, Extra)|
+ format_rep(Rep, Indent, Extra)];
+format_rep([{Tag,Data}|Rep], Indent, Extra) ->
+ [format_tag(Indent, Tag, Data, Extra)|format_rep(Rep, Indent, Extra)];
+format_rep(_, _, _Extra) ->
+ [].
-format_exception(Class, Reason, StackTrace, {Enc,_}=Extra) ->
+format_exception(Class, Reason, StackTrace, #{encoding:=Enc}=Extra) ->
PF = pp_fun(Extra),
StackFun = fun(M, _F, _A) -> (M =:= erl_eval) or (M =:= ?MODULE) end,
%% EI = " exception: ",
@@ -844,17 +826,37 @@ format_exception(Class, Reason, StackTrace, {Enc,_}=Extra) ->
[EI, erl_error:format_exception(1+length(EI), Class, Reason,
StackTrace, StackFun, PF, Enc), "\n"].
+format_mfa(Indent, {M,F,Args}=StartF, #{encoding:=Enc}=Extra) ->
+ try
+ A = length(Args),
+ [Indent,"initial call: ",atom_to_list(M),$:,to_string(F, Enc),$/,
+ integer_to_list(A),"\n"]
+ catch
+ error:_ ->
+ format_tag(Indent, initial_call, StartF, Extra)
+ end.
+
to_string(A, latin1) ->
io_lib:write_atom_as_latin1(A);
to_string(A, _) ->
io_lib:write_atom(A).
-pp_fun({Enc,Depth}) ->
+pp_fun(#{encoding:=Enc,depth:=Depth,chars_limit:=Limit}) ->
{P,Tl} = p(Enc, Depth),
+ Opts = if is_integer(Limit) -> [{chars_limit,Limit}];
+ true -> []
+ end,
fun(Term, I) ->
- io_lib:format("~." ++ integer_to_list(I) ++ P, [Term|Tl])
+ io_lib:format("~." ++ integer_to_list(I) ++ P, [Term|Tl], Opts)
end.
+format_tag(Indent, Tag, Data, #{encoding:=Enc,depth:=Depth,chars_limit:=Limit}) ->
+ {P,Tl} = p(Enc, Depth),
+ Opts = if is_integer(Limit) -> [{chars_limit,Limit}];
+ true -> []
+ end,
+ io_lib:format("~s~p: ~80.18" ++ P ++ "\n", [Indent, Tag, Data|Tl], Opts).
+
p(Encoding, Depth) ->
{Letter, Tl} = case Depth of
unlimited -> {"p", []};
--
cgit v1.2.3