EXPECT
########
-# TODO Allowed glob self-ties
+# Allowed glob self-ties
my $destroyed = 0;
my $printed = 0;
sub Self2::TIEHANDLE { bless $_[1], $_[0] }
my $destroyed = 0;
sub Self3::TIEHANDLE { bless $_[1], $_[0] }
sub Self3::DESTROY { $destroyed = 1; }
+sub Self3::PRINT { $printed = 1; }
{
use Symbol 'geniosym';
my $c = geniosym;
tie *$c, 'Self3', $c;
+ print $c 'Hello';
}
+die "self-tied IO not PRINTed" unless $printed == 1;
die "self-tied IO not DESTROYed" unless $destroyed == 1;
EXPECT
########
+# TODO IO "self-tie" via TEMP glob
+my $destroyed = 0;
+sub Self3::TIEHANDLE { bless $_[1], $_[0] }
+sub Self3::DESTROY { $destroyed = 1; }
+sub Self3::PRINT { $printed = 1; }
+{
+ use Symbol 'geniosym';
+ my $c = geniosym;
+ tie *$c, 'Self3', \*$c;
+ print $c 'Hello';
+}
+die "IO tied to TEMP glob not PRINTed" unless $printed == 1;
+die "IO tied to TEMP glob not DESTROYed" unless $destroyed == 1;
+EXPECT
+########
+
# Interaction of tie and vec
my ($a, $b);
EXPECT
Can't modify constant item in tie at - line 3, near "'main';"
Execution of - aborted due to compilation errors.
+########
+
+# localizing tied hash slices
+$ENV{FooA} = 1;
+$ENV{FooB} = 2;
+print exists $ENV{FooA} ? 1 : 0, "\n";
+print exists $ENV{FooB} ? 2 : 0, "\n";
+print exists $ENV{FooC} ? 3 : 0, "\n";
+{
+ local @ENV{qw(FooA FooC)};
+ print exists $ENV{FooA} ? 4 : 0, "\n";
+ print exists $ENV{FooB} ? 5 : 0, "\n";
+ print exists $ENV{FooC} ? 6 : 0, "\n";
+}
+print exists $ENV{FooA} ? 7 : 0, "\n";
+print exists $ENV{FooB} ? 8 : 0, "\n";
+print exists $ENV{FooC} ? 9 : 0, "\n"; # this should not exist
+EXPECT
+1
+2
+0
+4
+5
+6
+7
+8
+0