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105014
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use v5.26; |
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654
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use Object::Pad; |
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11589
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package Blockchain::Ethereum::Keystore::Address; |
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class Blockchain::Ethereum::Keystore::Address; |
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our $AUTHORITY = 'cpan:REFECO'; # AUTHORITY |
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our $VERSION = '0.007'; # VERSION |
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1495
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use Carp; |
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264
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531
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use Crypt::Digest::Keccak256 qw(keccak256_hex); |
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4613
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2733
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90
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90
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0
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169
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field $address :reader :writer :param; |
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90
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0
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542
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224
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ADJUST { |
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my $unprefixed = $self->address =~ s/^0x//r; |
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croak 'Invalid address format' unless length($unprefixed) == 40; |
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my @hashed_chars = split //, keccak256_hex(lc $unprefixed); |
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my @address_chars = split //, $unprefixed; |
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my $checksummed_chars = ''; |
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$checksummed_chars .= hex $hashed_chars[$_] >= 8 ? uc $address_chars[$_] : lc $address_chars[$_] for 0 .. length($unprefixed) - 1; |
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$self->set_address($checksummed_chars); |
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} |
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method no_prefix { |
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32
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my $unprefixed = $self->address =~ s/^0x//r; |
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return $unprefixed; |
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} |
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use overload |
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51
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fallback => 1, |
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1365
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'""' => \&to_string; |
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1044
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39
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40
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1
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7304
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method to_string { |
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42
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50
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89
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return $self->address if $self->address =~ /^0x/; |
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return '0x' . $self->address; |
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} |
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1; |
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__END__ |
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50
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=pod |
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52
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=encoding UTF-8 |
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54
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=head1 NAME |
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56
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Blockchain::Ethereum::Keystore::Address |
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58
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=head1 VERSION |
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59
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60
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version 0.007 |
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61
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62
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=head1 SYNOPSIS |
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63
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64
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Import an existing address: |
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65
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66
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my $address = Blockchain::Ethereum::Address->new(0x...); |
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67
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# print checksummed address |
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68
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print $address; |
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69
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70
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Generate a new address: |
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71
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72
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my $key = Blockchain::Ethereum::Key->new; |
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my $address = $key->address; |
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75
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=head1 METHODS |
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76
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77
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=head2 no_prefix |
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78
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79
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Returns the checksummed address without the 0x prefix |
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80
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81
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=head2 to_string |
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83
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Returns the checksummed 0x prefixed address |
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84
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85
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This function will be called as the default stringification method |
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86
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87
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=head1 AUTHOR |
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88
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89
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Reginaldo Costa <refeco@cpan.org> |
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90
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91
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=head1 COPYRIGHT AND LICENSE |
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92
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93
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This software is Copyright (c) 2023 by REFECO. |
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95
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This is free software, licensed under: |
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96
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97
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The MIT (X11) License |
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98
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99
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=cut |