-require 5.002; # For (defined ref)
+require 5.014; # For more reliable $@ after eval
package dumpvar;
# Needed for PrettyPrinter only:
$winsize = 80 unless defined $winsize;
+sub ASCII { return ord('A') == 65; }
+
# Defaults
$dumpReused = 0 unless defined $dumpReused;
$bareStringify = 1 unless defined $bareStringify;
+my $APC = chr utf8::unicode_to_native(0x9F);
+my $backslash_c_question = (ASCII) ? '\177' : $APC;
+
sub main::dumpValue {
local %address;
local $^W=0;
# This one is good for variable names:
sub unctrl {
- local($_) = @_;
+ for (my($dummy) = shift) {
local($v) ;
return \$_ if ref \$_ eq "GLOB";
- if (ord('A') == 193) { # EBCDIC.
- # EBCDIC has no concept of "\cA" or "A" being related
- # to each other by a linear/boolean mapping.
- } else {
- s/([\001-\037\177])/'^'.pack('c',ord($1)^64)/eg;
- }
- $_;
+ s/([\000-\037])/ '^' . chr(utf8::unicode_to_native(ord($1)^64))/eg;
+ s/ $backslash_c_question /^?/xg;
+ return $_;
+ }
}
sub uniescape {
join("",
map { $_ > 255 ? sprintf("\\x{%04X}", $_) : chr($_) }
- unpack("U*", $_[0]));
+ unpack("W*", $_[0]));
}
sub stringify {
- local($_,$noticks) = @_;
+ my $string;
+ if (eval { $string = _stringify(@_); 1 }) {
+ return $string;
+ }
+
+ return "<< value could not be dumped: $@ >>";
+}
+
+sub _stringify {
+ (my $__, local $noticks) = @_;
+ for ($__) {
local($v) ;
my $tick = $tick;
and %overload:: and defined &{'overload::StrVal'};
if ($tick eq 'auto') {
- if (ord('A') == 193) {
- if (/[\000-\011]/ or /[\013-\024\31-\037\177]/) {
- $tick = '"';
- } else {
- $tick = "'";
- }
- } else {
- if (/[\000-\011\013-\037\177]/) {
- $tick = '"';
- } else {
- $tick = "'";
- }
- }
+ if (/[^[:^cntrl:]\n]/u) { # All controls but \n get '"'
+ $tick = '"';
+ } else {
+ $tick = "'";
+ }
}
if ($tick eq "'") {
s/([\'\\])/\\$1/g;
} elsif ($unctrl eq 'unctrl') {
s/([\"\\])/\\$1/g ;
- s/([\000-\037\177])/'^'.pack('c',ord($1)^64)/eg;
+ $_ = &unctrl($_);
# uniescape?
- s/([\200-\377])/'\\0x'.sprintf('%2X',ord($1))/eg
+ s/([[:^ascii:]])/'\\0x'.sprintf('%2X',ord($1))/eg
if $quoteHighBit;
} elsif ($unctrl eq 'quote') {
s/([\"\\\$\@])/\\$1/g if $tick eq '"';
- s/\033/\\e/g;
- if (ord('A') == 193) { # EBCDIC.
- s/([\000-\037\177])/'\\c'.chr(193)/eg; # Unfinished.
- } else {
- s/([\000-\037\177])/'\\c'._escaped_ord($1)/eg;
- }
+ s/\e/\\e/g;
+ s/([\000-\037$backslash_c_question])/'\\c'._escaped_ord($1)/eg;
}
$_ = uniescape($_);
- s/([\200-\377])/'\\'.sprintf('%3o',ord($1))/eg if $quoteHighBit;
- ($noticks || /^\d+(\.\d*)?\Z/)
+ s/([[:^ascii:]])/'\\'.sprintf('%3o',ord($1))/eg if $quoteHighBit;
+ return ($noticks || /^\d+(\.\d*)?\Z/)
? $_
: $tick . $_ . $tick;
+ }
}
# Ensure a resulting \ is escaped to be \\
sub _escaped_ord {
my $chr = shift;
- $chr = chr(ord($chr)^64);
- $chr =~ s{\\}{\\\\}g;
+ if ($chr eq $backslash_c_question) {
+ $chr = '?';
+ }
+ else {
+ $chr = chr(utf8::unicode_to_native(ord($chr)^64));
+ $chr =~ s{\\}{\\\\}g;
+ }
return $chr;
}
$sp = " " x $s ;
$s += 3 ;
+ eval {
# Check for reused addresses
if (ref $v) {
my $val = $v;
# Match type and address.
# Unblessed references will look like TYPE(0x...)
# Blessed references will look like Class=TYPE(0x...)
- ($start_part, $val) = split /=/,$val;
- $val = $start_part unless defined $val;
+ $val =~ s/^.*=//; # suppress the Class part, just keep TYPE(0x...)
($item_type, $address) =
$val =~ /([^\(]+) # Keep stuff that's
# not an open paren
if ($#$v >= 0) {
$short = $sp . "0..$#{$v} " .
join(" ",
- map {exists $v->[$_] ? stringify $v->[$_] : "empty"} ($[..$tArrayDepth)
+ map {exists $v->[$_] ? stringify $v->[$_] : "empty"} (0..$tArrayDepth)
) . "$shortmore";
} else {
$short = $sp . "empty array";
# print "$short\n";
# return;
#}
- for $num ($[ .. $tArrayDepth) {
+ for $num (0 .. $tArrayDepth) {
return if $DB::signal;
print "$sp$num ";
if (exists $v->[$num]) {
print( (' ' x $s) . "FileHandle({$v}) => fileno($fileno)\n" );
}
}
+ };
+ if ($@) {
+ print( (' ' x $s) . "<< value could not be dumped: $@ >>\n");
+ }
+
+ return;
}
sub matchlex {
if ($in eq 'unctrl' or $in eq 'quote') {
$unctrl = $in;
} else {
- print "Unknown value for `unctrl'.\n";
+ print "Unknown value for 'unctrl'.\n";
}
}
$unctrl;