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package Devel::ebug::Backend::Plugin::Eval;
use strict;
use warnings;
sub register_commands {
return (
eval => { sub => \&DB::eval, record => 1 },
yaml => { sub => \&DB::yaml },
);
}
package DB;
# there appears to be something semi-magical about the DB
# namespace that makes this eval only work when it's in it
sub eval {
my($req, $context) = @_;
my $eval = $req->{eval};
local $SIG{__WARN__} = sub {};
my $v = eval "package $context->{package}; $eval";
if ($@) {
return { eval => $@, exception => 1 };
} else {
return { eval => $v, exception => 0 };
}
}
sub yaml {
my($req, $context) = @_;
my $eval = $req->{yaml};
local $SIG{__WARN__} = sub {};
my $v = eval "package $context->{package}; use YAML; Dump($eval)";
if ($@) {
return { yaml => $@ };
} else {
return { yaml => $v };
}
}
1;
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