diff options
| -rw-r--r-- | lib/kernel/doc/src/logger.xml | 9 | ||||
| -rw-r--r-- | lib/kernel/include/logger.hrl | 4 | ||||
| -rw-r--r-- | lib/kernel/test/logger_SUITE.erl | 29 |
3 files changed, 39 insertions, 3 deletions
diff --git a/lib/kernel/doc/src/logger.xml b/lib/kernel/doc/src/logger.xml index b1321a93dc..8bf62a6b39 100644 --- a/lib/kernel/doc/src/logger.xml +++ b/lib/kernel/doc/src/logger.xml @@ -290,13 +290,16 @@ logger:error("error happened because: ~p", [Reason]). % Without macro <item><c>?LOG_INFO(FunOrFormat,Args[,Metadata])</c></item> <item><c>?LOG_DEBUG(StringOrReport[,Metadata])</c></item> <item><c>?LOG_DEBUG(FunOrFormat,Args[,Metadata])</c></item> + <item><c>?LOG(Level,StringOrReport[,Metadata])</c></item> + <item><c>?LOG(Level,FunOrFormat,Args[,Metadata])</c></item> </list> <p>All macros expand to a call to Logger, where <c>Level</c> is - taken from the macro name, and location data is added to the - metadata. See the description of + taken from the macro name, or from the first argument in the + case of the <c>?LOG</c> macro. Location data is added to the + metadata as described under the <seealso marker="#type-metadata"><c>metadata()</c></seealso> - type for more information about the location data.</p> + type definition.</p> <p>The call is wrapped in a case statement and will be evaluated only if <c>Level</c> is equal to or below the configured log diff --git a/lib/kernel/include/logger.hrl b/lib/kernel/include/logger.hrl index 2143ccd297..b09977e0f2 100644 --- a/lib/kernel/include/logger.hrl +++ b/lib/kernel/include/logger.hrl @@ -32,6 +32,10 @@ -define(LOG_DEBUG(A,B),?DO_LOG(debug,[A,B])). -define(LOG_DEBUG(A,B,C),?DO_LOG(debug,[A,B,C])). +-define(LOG(L,A),?DO_LOG(L,[A])). +-define(LOG(L,A,B),?DO_LOG(L,[A,B])). +-define(LOG(L,A,B,C),?DO_LOG(L,[A,B,C])). + -define(LOCATION,#{mfa=>{?MODULE,?FUNCTION_NAME,?FUNCTION_ARITY}, line=>?LINE, file=>?FILE}). diff --git a/lib/kernel/test/logger_SUITE.erl b/lib/kernel/test/logger_SUITE.erl index b367b4dd54..bb9a6acdcc 100644 --- a/lib/kernel/test/logger_SUITE.erl +++ b/lib/kernel/test/logger_SUITE.erl @@ -355,6 +355,7 @@ log_all_levels_api(cleanup,_Config) -> macros(_Config) -> ok = logger:add_handler(h1,?MODULE,#{level=>all,filter_default=>log}), test_macros(emergency), + test_log_macro(alert), ok. macros(cleanup,_Config) -> @@ -1009,6 +1010,34 @@ test_macros(emergency=Level) -> [{F2,x},{error,fun_that_crashes}],#{}), ok. +test_log_macro(Level) -> + ?LOG(Level,#{Level=>rep}), + ok = check_logged(Level,#{Level=>rep},?MY_LOC(1)), + ?LOG(Level,#{Level=>rep},#{my=>meta}), + ok = check_logged(Level,#{Level=>rep},(?MY_LOC(1))#{my=>meta}), + ?LOG(Level,"~w: ~w",[Level,fa]), + ok = check_logged(Level,"~w: ~w",[Level,fa],?MY_LOC(1)), + ?LOG(Level,"~w: ~w ~w",[Level,fa,meta],#{my=>meta}), + ok = check_logged(Level,"~w: ~w ~w",[Level,fa,meta],(?MY_LOC(1))#{my=>meta}), + ?LOG(Level,fun(x) -> {"~w: ~w ~w",[Level,fun_to_fa,meta]} end, + x, #{my=>meta}), + ok = check_logged(Level,"~w: ~w ~w",[Level,fun_to_fa,meta], + (?MY_LOC(3))#{my=>meta}), + ?LOG(Level,fun(x) -> #{Level=>fun_to_r,meta=>true} end, x, #{my=>meta}), + ok = check_logged(Level,#{Level=>fun_to_r,meta=>true}, + (?MY_LOC(2))#{my=>meta}), + ?LOG(Level,fun(x) -> <<"fun_to_s">> end,x,#{}), + ok = check_logged(Level,<<"fun_to_s">>,?MY_LOC(1)), + F1=fun(x) -> {fun_to_bad} end, + ?LOG(Level,F1,x,#{}), + ok = check_logged(Level,"LAZY_FUN ERROR: ~tp; Returned: ~tp", + [{F1,x},{fun_to_bad}],#{}), + F2=fun(x) -> erlang:error(fun_that_crashes) end, + ?LOG(Level,F2,x,#{}), + ok = check_logged(Level,"LAZY_FUN CRASH: ~tp; Reason: ~tp", + [{F2,x},{error,fun_that_crashes}],#{}), + ok. + %%%----------------------------------------------------------------- %%% Called by macro ?TRY(X) my_try(Fun) -> |