package B::Deparse;
use Carp;
-use B qw(class main_root main_start main_cv svref_2object opnumber cstring
+use B qw(class main_root main_start main_cv svref_2object opnumber perlstring
OPf_WANT OPf_WANT_VOID OPf_WANT_SCALAR OPf_WANT_LIST
OPf_KIDS OPf_REF OPf_STACKED OPf_SPECIAL OPf_MOD
OPpLVAL_INTRO OPpOUR_INTRO OPpENTERSUB_AMPER OPpSLICE OPpCONST_BARE
my $self = B::Deparse->new(@args);
# First deparse command-line args
if (defined $^I) { # deparse -i
- print q(BEGIN { $^I = ).cstring($^I).qq(; }\n);
+ print q(BEGIN { $^I = ).perlstring($^I).qq(; }\n);
}
if ($^W) { # deparse -w
print qq(BEGIN { \$^W = $^W; }\n);
}
if ($/ ne "\n" or defined $O::savebackslash) { # deparse -l and -0
- my $fs = cstring($/) || 'undef';
- my $bs = cstring($O::savebackslash) || 'undef';
+ my $fs = perlstring($/) || 'undef';
+ my $bs = perlstring($O::savebackslash) || 'undef';
print qq(BEGIN { \$/ = $fs; \$\\ = $bs; }\n);
}
my @BEGINs = B::begin_av->isa("B::AV") ? B::begin_av->ARRAY : ();
+ my @CHECKs = B::check_av->isa("B::AV") ? B::check_av->ARRAY : ();
my @INITs = B::init_av->isa("B::AV") ? B::init_av->ARRAY : ();
my @ENDs = B::end_av->isa("B::AV") ? B::end_av->ARRAY : ();
- for my $block (@BEGINs, @INITs, @ENDs) {
+ for my $block (@BEGINs, @CHECKs, @INITs, @ENDs) {
$self->todo($block, 0);
}
$self->stash_subs();
sub coderef2text {
my $self = shift;
my $sub = shift;
- croak "Usage: ->coderef2text(CODEREF)" unless ref($sub) eq "CODE";
+ croak "Usage: ->coderef2text(CODEREF)" unless UNIVERSAL::isa($sub, "CODE");
$self->init();
return $self->indent($self->deparse_sub(svref_2object($sub)));
Carp::confess() if $gv->isa("B::CV");
my $stash = $gv->STASH->NAME;
my $name = $gv->SAFENAME;
- if ($stash eq $self->{'curstash'} or $globalnames{$name}
+ if (($stash eq 'main' && $globalnames{$name})
+ or ($stash eq $self->{'curstash'} && !$globalnames{$name})
or $name =~ /^[^A-Za-z_]/)
{
$stash = "";
elsif (($to & WARN_MASK) eq "\0"x length($to)) {
return "no warnings;\n";
}
- return "BEGIN {\${^WARNING_BITS} = ".cstring($to)."}\n";
+ return "BEGIN {\${^WARNING_BITS} = ".perlstring($to)."}\n";
}
sub declare_hints {
sub pp_and { logop(@_, "and", 3, "&&", 11, "if") }
sub pp_or { logop(@_, "or", 2, "||", 10, "unless") }
+sub pp_dor { logop(@_, "err", 2, "//", 10, "") }
# xor is syntactically a logop, but it's really a binop (contrary to
# old versions of opcode.pl). Syntax is what matters here.
}
sub pp_andassign { logassignop(@_, "&&=") }
-sub pp_orassign { logassignop(@_, "||=") }
+sub pp_orassign { logassignop(@_, "||=") }
+sub pp_dorassign { logassignop(@_, "//=") }
sub listop {
my $self = shift;
sub pp_null {
my $self = shift;
- my($op, $cx) = @_;
+ my($op, $cx, $flags) = @_;
if (class($op) eq "OP") {
# old value is lost
return $self->{'ex_const'} if $op->targ == OP_CONST;
. $self->deparse($op->first->sibling, 20),
$cx, 20);
} elsif ($op->flags & OPf_SPECIAL && $cx == 0 && !$op->targ) {
- return "do {\n\t". $self->deparse($op->first, $cx) ."\n\b};";
+ if ($flags) {
+ return $self->deparse($op->first, $cx);
+ }
+ else {
+ return "do {\n\t". $self->deparse($op->first, $cx) ."\n\b};";
+ }
} elsif (!null($op->first->sibling) and
$op->first->sibling->name eq "null" and
class($op->first->sibling) eq "UNOP" and
| \\[uUlLQE]
)
- /length($4) ? "$1$2$4" : "$1$2\\$3"/xeg;
+ /defined($4) && length($4) ? "$1$2$4" : "$1$2\\$3"/xeg;
return $str;
}
| \\[uUlLQE]
)
- /length($4) ? "$1$2$4" : "$1$2\\$3"/xeg;
+ /defined($4) && length($4) ? "$1$2$4" : "$1$2\\$3"/xeg;
return $str;
}
$str =~ s/\e/\\e/g;
$str =~ s/\f/\\f/g;
$str =~ s/\r/\\r/g;
- # The funny gaps are for the benefit of EBCDIC.
- $str =~ s/([\cA-\cI\cJ-\cR\cS-\cZ])/$unctrl{$1}/ge;
+ $str =~ s/([\cA-\cZ])/$unctrl{$1}/ge;
$str =~ s/([[:^print:]])/sprintf("\\%03o", ord($1))/ge;
return $str;
}
$flags .= "e";
}
if ($op->pmflags & PMf_EVAL) {
- $repl = $self->deparse($repl, 0);
+ $repl = $self->deparse($repl, 0, 1);
} else {
$repl = $self->dq($repl);
}