File Coverage

blib/lib/Blockchain/Ethereum/ABI/Type/String.pm

Criterion	Covered	Total	%
statement	23	23	100.0
branch	2	2	100.0
condition			n/a
subroutine	6	6	100.0
pod	2	2	100.0
total	33	33	100.0

package Blockchain::Ethereum::ABI::Type::String;

use v5.26;
use strict;
use warnings;

use parent qw(Blockchain::Ethereum::ABI::Type);

sub encode {
    my $self = shift;
    return $self->_encoded if $self->_encoded;

    my $hex = unpack("H*", $self->_data);

    # for dynamic length basic types the length must be included
    $self->_push_dynamic($self->_encode_length(length(pack("H*", $hex))));
    $self->_push_dynamic($self->pad_right($hex));

    return $self->_encoded;
}

sub decode {
    my $self = shift;
    my @data = $self->_data->@*;

    my $size          = hex shift @data;
    my $string_data   = join('', @data);
    my $packed_string = pack("H*", $string_data);
    return substr($packed_string, 0, $size);
}

1;

__END__