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Add colored logs

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This commit is contained in:
Andrey Teplyashin 2014-11-09 14:04:05 +06:00
parent b693c23663
commit c01cf5902b
4 changed files with 56 additions and 8 deletions
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1
THANKS
View file

@ -127,3 +127,4 @@ alisdair sullivan
Alexander Verbitsky
Andras Horvath
Drew Varner
Andrey Teplyashin

3
ebin/rebar.app
View file

@ -54,6 +54,9 @@
%% Default log level
{log_level, warn},
%% Log colored
{log_colored, true},
%% any_dir processing modules
{any_dir_modules, [
rebar_require_vsn,

31
inttest/logging/logging_rt.erl
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@ -14,23 +14,40 @@ run(_Dir) ->
SharedExpected = "==> logging_rt \\(compile\\)",
%% provoke ERROR due to an invalid app file
retest:log(info, "Check 'compile' failure output~n"),
{ERROR, WARN, INFO, DEBUG} =
case application:get_env(rebar, log_colored) of
{ok, true} ->
{
"\\e\\[1m\\e\\[31mERROR: \\e\\[0m",
"\\e\\[33mWARN: \\e\\[0m",
"\\e\\[32mINFO: \\e\\[0m",
"\\e\\[34mDEBUG: \\e\\[0m"
};
_ ->
{
"ERROR: ",
"WARN: ",
"INFO: ",
"DEBUG: "
}
end,
ok = check_output("./rebar compile -q", should_fail,
[SharedExpected, "ERROR: "],
["WARN: ", "INFO: ", "DEBUG: "]),
[SharedExpected, ERROR],
[WARN, INFO, DEBUG]),
%% fix bad app file
ok = file:write_file(?APP_FILE, app(logging, [])),
retest:log(info, "Check 'compile' success output~n"),
ok = check_output("./rebar compile", should_succeed,
[SharedExpected],
["ERROR: ", "WARN: ", "INFO: ", "DEBUG: "]),
[ERROR, WARN, INFO, DEBUG]),
retest:log(info, "Check 'compile -v' success output~n"),
ok = check_output("./rebar compile -v", should_succeed,
[SharedExpected],
["ERROR: ", "INFO: ", "DEBUG: "]),
[ERROR, INFO, DEBUG]),
retest:log(info, "Check 'compile -vv' success output~n"),
ok = check_output("./rebar compile -vv", should_succeed,
[SharedExpected, "DEBUG: "],
["ERROR: ", "INFO: "]),
[SharedExpected, DEBUG],
[ERROR, INFO]),
ok.
check_output(Cmd, FailureMode, Expected, Unexpected) ->
@ -47,7 +64,7 @@ check_output(Cmd, FailureMode, Expected, Unexpected) ->
end.
check_output1(Cmd, Captured, Expected, Unexpected) ->
ReOpts = [{capture, all, list}],
ReOpts = [{capture, all, list}, unicode],
ExMatches =
lists:zf(
fun(Pattern) ->

29
src/rebar_log.erl
View file

@ -60,9 +60,10 @@ log(Level, Str, Args) ->
log(Device, Level, Str, Args) ->
{ok, LogLevel} = application:get_env(rebar, log_level),
{ok, LogColored} = application:get_env(rebar, log_colored),
case should_log(LogLevel, Level) of
true ->
io:format(Device, log_prefix(Level) ++ Str, Args);
io:format(Device, log_prefix(Level, LogColored) ++ Str, Args);
false ->
ok
end.
@ -90,7 +91,33 @@ should_log(error, error) -> true;
should_log(error, _) -> false;
should_log(_, _) -> false.
log_prefix(Level, _Colored = false) ->
log_prefix(Level);
log_prefix(Level, _Colored = true) ->
color_from_level(Level) ++ log_prefix(Level) ++ reset_color().
log_prefix(debug) -> "DEBUG: ";
log_prefix(info) -> "INFO: ";
log_prefix(warn) -> "WARN: ";
log_prefix(error) -> "ERROR: ".
color_from_level(debug) ->
color_foreground(blue);
color_from_level(info) ->
color_foreground(green);
color_from_level(warn) ->
color_foreground(yellow);
color_from_level(error) ->
color_bold() ++ color_foreground(red).
color_foreground(black) -> "\e[30m";
color_foreground(red) -> "\e[31m";
color_foreground(green) -> "\e[32m";
color_foreground(yellow) -> "\e[33m";
color_foreground(blue) -> "\e[34m";
color_foreground(magenta) -> "\e[35m";
color_foreground(cyan) -> "\e[36m";
color_foreground(white) -> "\e[37m".
color_bold() -> "\e[1m".
reset_color() -> "\e[0m".