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# -*- coding: utf-8 -*- |
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# Copyright (C) 2011-2012, 2014 Rocky Bernstein <rocky@cpan.org> |
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use warnings; no warnings 'redefine'; no warnings 'once'; |
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use rlib '../../../../../..'; |
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package Devel::Trepan::CmdProcessor::Command::Info::Variables::Lexicals; |
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our (@ISA, @SUBCMD_VARS); |
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use Devel::Trepan::CmdProcessor::Command::Subcmd::Subsubcmd; |
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use PadWalker qw(peek_my peek_our); |
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use Devel::Trepan::CmdProcessor::Command::Info_Subcmd::Variables_Subcmd::My; |
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our $CMD = "info variables lexicals"; |
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my @CMD = split(/ /, $CMD); |
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use constant MAX_ARGS => undef; |
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use constant NEED_STACK => 1; |
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our $MIN_ABBREV = length('l'); |
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=pod |
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=head2 Synopsis: |
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=cut |
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our $HELP = <<'HELP'; |
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=pod |
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B<info variables lexicals> |
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B<info variables lexicals -v> |
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B<info variables lexicals> I<var1> [I<var2>...] |
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Lists C<my> or C<lexical> variables at the current frame. Use the |
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frame changing commands like C<up>, C<down> or C<frame> set the |
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current frame. |
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In the first form, give a list of C<my> or C<our> variable names only. |
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In the second form, list variable names and values In the third form, |
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list variable names and values of I<var1>, etc. |
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=head2 See also: |
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L<C<info variables |
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my>|Devel::Trepan::CmdProcessor::Command::Info::Variables::My>, |
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L<C<info variables |
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our>|Devel::Trepan::CmdProcessor::Command::Info::Variables::Our>, and |
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frame-changing commands |
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=cut |
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HELP |
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our $SHORT_HELP = "Information about 'my' or 'our' variables."; |
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@ISA = qw(Devel::Trepan::CmdProcessor::Command::Info::Variables::My); |
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sub run($$) |
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{ |
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my ($self, $args) = @_; |
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# FIXME: combine with My.pm |
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my $i = 0; |
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while (my ($pkg, $file, $line, $fn) = caller($i++)) { ; }; |
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my $diff = $i - $DB::stack_depth; |
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# FIXME: 4 is a magic fixup constant, also found in DB::finish. |
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# Remove it. |
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my $my_hash = peek_my($diff + $self->{proc}->{frame_index} + 4); |
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my $our_hash = peek_our($diff + $self->{proc}->{frame_index} + 4); |
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my @ARGS = @{$args}; |
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@ARGS = splice(@ARGS, scalar(@CMD)); |
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if (scalar(@ARGS == 0)) { |
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$self->process_args(\@ARGS, $my_hash, 'my'); |
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$self->process_args(\@ARGS, $our_hash, 'our'); |
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} else { |
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if ($ARGS[0] eq '-v') { |
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$self->process_args(['-v'], $my_hash, 'my'); |
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$self->process_args(['-v'], $our_hash, 'our'); |
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} else { |
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my $proc = $self->{proc}; |
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for my $name (@ARGS) { |
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if (exists($my_hash->{$name})) { |
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Devel::Trepan::CmdProcessor::Command::Info::Variables::My::show_var($proc, $name, $my_hash->{$name}); |
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} elsif (exists($our_hash->{$name})) { |
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Devel::Trepan::CmdProcessor::Command::Info::Variables::My::show_var($proc, $name, $our_hash->{$name}); |
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} else { |
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$proc->errmsg("No 'my' or 'our' variable $name found at this level"); |
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} |
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} |
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} |
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} |
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} |
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unless (caller) { |
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# Demo it. |
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} |
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1; |