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|
#!./perl
BEGIN {
chdir 't' if -d 't';
@INC = '../lib';
require './test.pl';
}
use strict;
plan 9;
my $err;
my $err1 = "Unimplemented at $0 line ";
my $err2 = ".\n";
$err = $err1 . ( __LINE__ + 1 ) . $err2;
eval { ... };
is $@, $err, "Execution of ellipsis statement reported 'Unimplemented' code";
$@ = '';
note("RT #122661: Semicolon before ellipsis statement disambiguates to indicate block rather than hash reference");
my @input = (3..5);
my @transformed;
$err = $err1 . ( __LINE__ + 1 ) . $err2;
eval { @transformed = map {; ... } @input; };
is $@, $err, "Disambiguation case 1";
$@ = '';
$err = $err1 . ( __LINE__ + 1 ) . $err2;
eval { @transformed = map {;...} @input; };
is $@, $err, "Disambiguation case 2";
$@ = '';
$err = $err1 . ( __LINE__ + 1 ) . $err2;
eval { @transformed = map {; ...} @input; };
is $@, $err, "Disambiguation case 3";
$@ = '';
$err = $err1 . ( __LINE__ + 1 ) . $err2;
eval { @transformed = map {;... } @input; };
is $@, $err, "Disambiguation case 4";
$@ = '';
#
# Regression tests, making sure ... is still parsable as an operator.
#
my @lines = split /\n/ => <<'--';
# Check simple range operator.
my @arr = 'A' ... 'D';
# Range operator with print.
print 'D' ... 'A';
# Without quotes, 'D' could be a file handle.
print D ... A ;
# Another possible interaction with a file handle.
print ${\"D"} ... A ;
--
foreach my $line (@lines) {
next if $line =~ /^\s*#/ || $line !~ /\S/;
my $mess = qq {Parsing '...' in "$line" as a range operator};
eval qq {
{local *STDOUT; no strict "subs"; $line;}
pass \$mess;
1;
} or do {
my $err = $@;
$err =~ s/\n//g;
fail "$mess ($err)";
}
}
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