# New Ticket Created by Claudio # Please include the string: [perl #129810] # in the subject line of all future correspondence about this issue. # <URL: https://rt.perl.org/Ticket/Display.html?id=129810 >
Hi, Great job adding JSON error output (lizmat++). This will make tooling a lot better! So far it seems to work well, but I found a use case where no JSON is thrown, but the regular error text. Specifically, the error output is skipped when a module is loaded that does not exit. I created some 'error state' modules to test the perl6 syntax support: https://github.com/nxadm/syntastic-perl6/tree/JSON_2016.09/t (the code hasn't yet been ported to support JSON). Here is the output of for the module_not_found.pm6 where the JSON output is not thrown: ~/Code/syntastic-perl6/t$ /opt/rakudo/bin/perl6 -v This is Rakudo version 2016.09 built on MoarVM version 2016.09 implementing Perl 6.c. ~/Code/syntastic-perl6/t$ cat module_not_found.pm6 unit package ModuleNotFoundTest; use abcdefghijklmnopqrstuvwxyz1234567891011121314151617181920; ~/Code/syntastic-perl6/t$ RAKUDO_EXCEPTIONS_HANDLER=JSON /opt/rakudo/bin/perl6 -c module_not_found.pm6 Unhandled exception: Can't serialize an object of type CompUnit::DependencySpecification at <unknown>:1 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:throw) from gen/moar/m-CORE.setting:819 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:die) from gen/moar/m-CORE.setting:807 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:die) from gen/moar/m-CORE.setting:39400 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:to-json) from gen/moar/m-CORE.setting:39376 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:to-json) from gen/moar/m-CORE.setting:39395 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:) from gen/moar/m-CORE.setting:4908 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:push-all) from gen/moar/m-CORE.setting:2697 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:push-until-lazy) from gen/moar/m-CORE.setting:16196 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:reify-until-lazy) from gen/moar/m-CORE.setting:17249 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:join) from gen/moar/m-CORE.setting:2066 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:join) from gen/moar/m-CORE.setting:39395 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:to-json) from gen/moar/m-CORE.setting:39376 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:to-json) from gen/moar/m-CORE.setting:39395 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:) from gen/moar/m-CORE.setting:4908 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:push-all) from gen/moar/m-CORE.setting:2697 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:push-until-lazy) from gen/moar/m-CORE.setting:16196 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:reify-until-lazy) from gen/moar/m-CORE.setting:17249 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:join) from gen/moar/m-CORE.setting:2066 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:join) from gen/moar/m-CORE.setting:39395 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:to-json) from gen/moar/m-CORE.setting:39376 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:to-json) from gen/moar/m-CORE.setting:39410 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:to-json) from gen/moar/m-CORE.setting:26815 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:process) from gen/moar/m-CORE.setting:24542 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:) from gen/moar/m-CORE.setting:24540 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:) from gen/moar/m-CORE.setting:24538 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:print_exception) from gen/moar/m-CORE.setting:24630 (/opt/rakudo/share/perl6/runtime/CORE.setting.moarvm:<anon>) from gen/moar/stage2/NQPHLL.nqp:1559 (/opt/rakudo/share/nqp/lib/NQPHLL.moarvm:command_eval) from src/Perl6/Compiler.nqp:27 (/opt/rakudo/share/nqp/lib/Perl6/Compiler.moarvm:command_eval) from gen/moar/stage2/NQPHLL.nqp:1499 (/opt/rakudo/share/nqp/lib/NQPHLL.moarvm:command_line) from gen/moar/m-main.nqp:47 (/opt/rakudo/share/perl6/runtime/perl6.moarvm:MAIN) from gen/moar/m-main.nqp:38 (/opt/rakudo/share/perl6/runtime/perl6.moarvm:<mainline>) from <unknown>:1 (/opt/rakudo/share/perl6/runtime/perl6.moarvm:<main>) from <unknown>:1 (/opt/rakudo/share/perl6/runtime/perl6.moarvm:<entry>)
