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soranoba/get_stacktrace.erl

Created May 4, 2018 06:46
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migration OTP21
Raw
get_stacktrace.erl
-ifdef('GET_STACKTRACE_AVAILABLE').
-define(CATCH_MATCH(__R), __R).
-define(GET_STACKTRACE(), erlang:get_stacktrace()).
-else.
-define(CATCH_MATCH(__R), __R:__StackTrace).
-define(GET_STACKTRACE(), __StackTrace).
-endif.
Raw
rebar.config
{erl_opts, [
{platform_define, "^(R|1|20)", 'GET_STACKTRACE_AVAILABLE'}
]}.
Raw
sample.erl
catch
- error:{badmatch, {error, {Reason, [StackItem]}}} ->
- erlang:raise(error, Reason, [StackItem | erlang:get_stacktrace()])
+ error:?CATCH_MATCH({badmatch, {error, {Reason, [StackItem]}}}) ->
+ erlang:raise(error, Reason, [StackItem | ?GET_STACKTRACE()])
end.
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https://github.com/erlang/rebar3/pull/1773/files#diff-187ab326cfb79b64e1cadf9e96407d5dR55
この対応が割とイケてる

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