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#!/usr/bin/perl
use v5.14;
use warnings;
use Test2::V0;
BEGIN {
plan skip_all => "Future is not available"
unless eval { require Future };
plan skip_all => "Future::AsyncAwait >= 0.40 is not available"
unless eval { require Future::AsyncAwait;
Future::AsyncAwait->VERSION( '0.40' ) };
plan skip_all => "Object::Pad >= 0.800 is not available"
unless eval { require Object::Pad;
Object::Pad->VERSION( '0.800' ) };
plan skip_all => "Syntax::Keyword::Dynamically >= 0.04 is not available"
unless eval { require Syntax::Keyword::Dynamically;
Syntax::Keyword::Dynamically->VERSION( '0.04' ) };
Future::AsyncAwait->import;
Object::Pad->import;
Syntax::Keyword::Dynamically->import;
diag( "Future::AsyncAwait $Future::AsyncAwait::VERSION, " .
"Object::Pad $Object::Pad::VERSION, " .
"Syntax::Keyword::Dynamically $Syntax::Keyword::Dynamically::VERSION" );
}
# dynamically inside an async method
{
my $after_level;
class Logger {
field $_level = 1;
method level { $_level }
async method verbosely {
my ( $code ) = @_;
dynamically $_level = $_level + 1;
await $code->();
$after_level = $_level;
}
}
my $logger = Logger->new;
is( $logger->level, 1, '$logger->level initially' );
my $during_level;
my $f1 = Future->new;
my $fret = $logger->verbosely(async sub {
$during_level = $logger->level;
await $f1;
});
is( $logger->level, 1, '$logger->level while verbosely suspended' );
is( $during_level, 2, '$during_level' );
$f1->done;
is( $after_level, 2, '$after_level' );
is( $logger->level, 1, '$logger->level finally' );
}
done_testing;
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