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lib/Devel/Trepan/CmdProcessor/Command/Info_Subcmd/Variables_Subcmd/My.pm  view on Meta::CPAN

# -*- coding: utf-8 -*-
# Copyright (C) 2011-2014 Rocky Bernstein <rocky@cpan.org>
use warnings; no warnings 'redefine'; no warnings 'once';
use rlib '../../../../../..';
use Data::Dumper;
$Data::Dumper::Sortkeys = 1;

package Devel::Trepan::CmdProcessor::Command::Info::Variables::My;
use vars qw(@ISA @SUBCMD_VARS);
unless (@ISA) {
    eval <<'EOE';
    use constant MAX_ARGS => undef;
    use constant NEED_STACK => 1;
EOE
}
use strict;

use Devel::Trepan::CmdProcessor::Command::Subcmd::Subsubcmd;
use PadWalker qw(peek_my);
use Devel::Trepan::CmdProcessor::Command::Subcmd::Core;

our $CMD = "info variables my";
my  @CMD = split(/ /, $CMD);
=pod

=head2 Synopsis:

=cut
our $MIN_ABBREV = length('m');
our $HELP   = <<'HELP';
=pod

B<info variables my>

B<info variables my -v>

B<info variables my> I<var1> [I<var2>...]

Lists C<my> variables at the current frame. Use the frame changing
commands like C<up>, C<down> or C<frame> set the current frame.

In the first form, give a list of C<my> variable names only.  In the
second form, list variable names and values In the third form, list
variable names and values of I<var1>, etc.

=head2 See also:

L<C<info variables
lexicals>|Devel::Trepan::CmdProcessor::Command::Info::Variables::Lexicals>,
L<C<info variables
our>|Devel::Trepan::CmdProcessor::Command::Info::Variables::Our>, and
frame-changing commands

=cut
HELP
our $SHORT_HELP   = "Information about 'my' variables.";

@ISA = qw(Devel::Trepan::CmdProcessor::Command::Subsubcmd);

sub get_var_hash($;$)
{
    my ($self, $fixup_num) = @_;
    # FIXME: combine with My.pm
    my $i = 0;
    while (my ($pkg, $file, $line, $fn) = caller($i++)) { ; };
    my $diff = $i - $DB::stack_depth;

    # FIXME: 5 is a magic fixup constant, also found in DB::finish.
    # Remove it.
    $fixup_num = 5 unless defined($fixup_num);
    my $ref = peek_my($diff + $self->{proc}{frame_index} + $fixup_num);
    return $ref;
}

sub complete($$;$)
{
    my ($self, $prefix, $fixup_num) = @_;

    # This is really hacky