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package Salvation::TC; |
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3
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=head1 NAME |
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5
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Salvation::TC - Type Constraint, система проверки типов значений. |
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7
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=head1 SYNOPSIS |
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9
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Salvation::TC -> is( 'asd', 'Str' ); |
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Salvation::TC -> is( 123, 'Int' ); |
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Salvation::TC -> is( 123.45, 'Num' ); |
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Salvation::TC -> is( [], 'ArrayRef' ); |
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Salvation::TC -> is( [ 1, 2, "asd" ], 'ArrayRef[Int|Str]' ); |
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15
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Salvation::TC -> assert( [ { a => undef, b => 1 } ], 'ArrayRef[HashRef[Maybe[Int]]]' ); |
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Salvation::TC -> assert( DBScheme::Image -> search_one([]), 'DBScheme' ); |
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Salvation::TC -> assert( { asd => 1 }, 'HashRef(Int :asd!, ArrayRef[Int] :list)' ); # OK |
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Salvation::TC -> assert( { asd => 1, list => [ 2 ] }, 'HashRef(Int :asd!, ArrayRef[Int] :list)' ); # OK |
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Salvation::TC -> assert( { qwe => 1 }, 'HashRef(Int :asd!, ArrayRef[Int] :list)' ); # FAIL |
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22
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Salvation::TC -> assert( [ { asd => [], qwe => 1 } ], 'ArrayRef[HashRef(Int :qwe!)](HashRef(ArrayRef :asd!) el)' ); # OK |
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=head1 SEE ALSO |
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L |
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28
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http://perlcabal.org/syn/S06.html#Signatures |
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30
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=cut |
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31
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32
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4
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54208
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use strict; |
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4
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6
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4
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105
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33
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4
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14
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use warnings; |
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4
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4
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4
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90
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34
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4
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1338
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use boolean; |
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8425
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12
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35
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36
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4
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4
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227
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use Carp 'confess'; |
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5
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4
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152
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37
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4
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4
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1542
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use Module::Load (); |
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4
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2786
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4
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62
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38
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4
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4
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16
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use Scalar::Util 'blessed'; |
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4
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5
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4
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253
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39
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4
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1565
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use Class::Inspector (); |
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4
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9220
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4
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63
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40
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4
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2096
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use Devel::PartialDump (); |
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4
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147677
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4
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90
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41
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42
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4
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4
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1267
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use Salvation::TC::Parser (); |
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4
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5
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4
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56
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43
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4
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4
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1252
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use Salvation::TC::Meta::Type (); |
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4
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8
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4
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70
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44
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4
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1165
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use Salvation::TC::Meta::Type::Maybe (); |
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4
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6
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4
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52
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45
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4
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1085
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use Salvation::TC::Meta::Type::Union (); |
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4
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6
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4
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63
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46
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4
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4
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19
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use Salvation::TC::Exception::WrongType (); |
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4
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4
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4
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6131
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47
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48
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our $VERSION = 0.07; |
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49
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50
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51
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=head1 METHODS |
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52
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53
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=cut |
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54
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55
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=head2 init_regular_cases() |
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56
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57
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Инициализирует и кэширует самые частые кейсы. |
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58
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59
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=cut |
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60
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61
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sub init_regular_cases { |
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62
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63
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4
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4
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1
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7
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my ( $self ) = @_; |
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64
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65
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4
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9
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my %table = ( |
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66
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Int => 'Number::Integer', |
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67
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Num => 'Number::Float', |
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68
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); |
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69
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70
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4
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20
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while( my ( $alias, $type ) = each( %table ) ) { |
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71
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72
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$type = $self -> get( $type ); |
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73
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74
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36
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$self -> setup_type( $alias, |
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75
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validator => $type -> validator(), |
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76
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signed_type_generator => $type -> signed_type_generator(), |
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77
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length_type_generator => $type -> length_type_generator(), |
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78
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); |
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79
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} |
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80
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81
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4
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12
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foreach my $type ( |
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82
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'Any', |
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83
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'ArrayRef', |
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84
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'Bool', |
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85
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'CodeRef', |
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86
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'Date::Reverse', |
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87
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'Date', |
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88
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'Defined', |
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89
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'HashRef', |
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90
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'Object', |
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91
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'Ref', |
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92
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'SessionId', |
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93
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'Str', |
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94
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'Text::English', |
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95
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'Text', |
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96
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'Time', |
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97
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'Undef', |
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98
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'ScalarRef', |
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99
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) { |
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100
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101
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68
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112
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$self -> get( $type ); |
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102
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} |
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103
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104
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4
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12
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return; |
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105
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} |
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106
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107
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{ |
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108
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my $table = undef; |
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109
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110
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=head2 get_known_types() |
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111
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112
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Возвращает таблицу известных базовых валидаторов и генератором для них. |
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113
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114
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=cut |
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115
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116
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sub get_known_types { |
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117
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118
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77
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77
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1
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84
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my ( $self ) = @_; |
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119
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120
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return $table //= [ |
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121
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[ 'Salvation::TC::Type' => { |
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122
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validator => sub { |
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123
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76
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76
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122
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$self -> gen_salvation_tc_type_validator( @_ ); |
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124
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}, |
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125
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signed_type_generator => sub { |
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126
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76
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76
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117
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$self -> gen_salvation_tc_type_signer( @_ ); |
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127
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}, |
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128
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length_type_generator => sub { |
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129
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76
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76
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115
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$self -> gen_salvation_tc_type_length_check( @_ ); |
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130
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} |
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131
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77
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100
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268
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} ], |
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132
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]; |
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133
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} |
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134
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} |
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135
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136
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=head2 gen_salvation_tc_type_validator( Str $class ) |
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137
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138
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Генератор валидаторов значений на основе L. |
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139
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140
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Возвращает CodeRef, являющийся валидатором, соответствующий следующей сигнатуре: |
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141
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142
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( Any $value ) |
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143
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144
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, где: |
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145
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146
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=over |
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147
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148
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=item $value |
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149
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150
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Валидируемое значение. |
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151
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152
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Обязательный параметр. |
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153
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154
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=back |
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155
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156
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Если значение не подходит - валидатор бросает исключение |
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157
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L. |
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158
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159
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Описание аргументов: |
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160
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161
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=over |
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162
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163
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=item $class |
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164
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165
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Имя класса типа. |
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166
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167
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Обязательный параметр. |
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168
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169
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=back |
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170
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171
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=cut |
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172
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173
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sub gen_salvation_tc_type_validator { |
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174
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175
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76
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76
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1
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87
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my ( $self, $class ) = @_; |
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176
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177
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return sub { |
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178
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179
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264
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264
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781
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$class -> Check( $_[ 0 ] ); |
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180
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76
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247
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}; |
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181
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} |
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182
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183
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=head2 gen_salvation_tc_type_signer( Str $class ) |
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184
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185
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Генератор валидаторов значений на основе подписанных L. |
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186
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187
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Возвращает CodeRef, являющийся валидатором, соответствующий следующей сигнатуре: |
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188
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189
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( Any $value ) |
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190
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191
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, где: |
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192
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193
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=over |
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194
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195
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|
|
|
|
|
|
=item $value |
|
196
|
|
|
|
|
|
|
|
|
197
|
|
|
|
|
|
|
Валидируемое значение. |
|
198
|
|
|
|
|
|
|
|
|
199
|
|
|
|
|
|
|
Обязательный параметр. |
|
200
|
|
|
|
|
|
|
|
|
201
|
|
|
|
|
|
|
=back |
|
202
|
|
|
|
|
|
|
|
|
203
|
|
|
|
|
|
|
Если значение не подходит - валидатор бросает исключение |
|
204
|
|
|
|
|
|
|
L. |
|
205
|
|
|
|
|
|
|
|
|
206
|
|
|
|
|
|
|
Описание аргументов: |
|
207
|
|
|
|
|
|
|
|
|
208
|
|
|
|
|
|
|
=over |
|
209
|
|
|
|
|
|
|
|
|
210
|
|
|
|
|
|
|
=item $class |
|
211
|
|
|
|
|
|
|
|
|
212
|
|
|
|
|
|
|
Имя класса типа. |
|
213
|
|
|
|
|
|
|
|
|
214
|
|
|
|
|
|
|
Обязательный параметр. |
|
215
|
|
|
|
|
|
|
|
|
216
|
|
|
|
|
|
|
=back |
|
217
|
|
|
|
|
|
|
|
|
218
|
|
|
|
|
|
|
=cut |
|
219
|
|
|
|
|
|
|
|
|
220
|
|
|
|
|
|
|
sub gen_salvation_tc_type_signer { |
|
221
|
|
|
|
|
|
|
|
|
222
|
76
|
|
|
76
|
1
|
75
|
my ( $self, $class ) = @_; |
|
223
|
|
|
|
|
|
|
|
|
224
|
76
|
100
|
|
|
|
608
|
return undef unless( $class -> can( 'create_validator_from_sig' ) ); |
|
225
|
|
|
|
|
|
|
|
|
226
|
|
|
|
|
|
|
return sub { |
|
227
|
|
|
|
|
|
|
|
|
228
|
12
|
|
|
12
|
|
49
|
$class -> create_validator_from_sig( $_[ 0 ] ); |
|
229
|
8
|
|
|
|
|
29
|
}; |
|
230
|
|
|
|
|
|
|
} |
|
231
|
|
|
|
|
|
|
|
|
232
|
|
|
|
|
|
|
=head2 gen_salvation_tc_type_length_check( Str $class ) |
|
233
|
|
|
|
|
|
|
|
|
234
|
|
|
|
|
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|
Генератор валидаторов значений на основе L, ограниченных |
|
235
|
|
|
|
|
|
|
под длине. |
|
236
|
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|
|
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|
|
|
|
237
|
|
|
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|
|
|
Возвращает CodeRef, являющийся валидатором, соответствующий следующей сигнатуре: |
|
238
|
|
|
|
|
|
|
|
|
239
|
|
|
|
|
|
|
( Any $value ) |
|
240
|
|
|
|
|
|
|
|
|
241
|
|
|
|
|
|
|
, где: |
|
242
|
|
|
|
|
|
|
|
|
243
|
|
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|
|
|
|
=over |
|
244
|
|
|
|
|
|
|
|
|
245
|
|
|
|
|
|
|
=item $value |
|
246
|
|
|
|
|
|
|
|
|
247
|
|
|
|
|
|
|
Валидируемое значение. |
|
248
|
|
|
|
|
|
|
|
|
249
|
|
|
|
|
|
|
Обязательный параметр. |
|
250
|
|
|
|
|
|
|
|
|
251
|
|
|
|
|
|
|
=back |
|
252
|
|
|
|
|
|
|
|
|
253
|
|
|
|
|
|
|
Если значение не подходит - валидатор бросает исключение |
|
254
|
|
|
|
|
|
|
L. |
|
255
|
|
|
|
|
|
|
|
|
256
|
|
|
|
|
|
|
Описание аргументов: |
|
257
|
|
|
|
|
|
|
|
|
258
|
|
|
|
|
|
|
=over |
|
259
|
|
|
|
|
|
|
|
|
260
|
|
|
|
|
|
|
=item $class |
|
261
|
|
|
|
|
|
|
|
|
262
|
|
|
|
|
|
|
Имя класса типа. |
|
263
|
|
|
|
|
|
|
|
|
264
|
|
|
|
|
|
|
Обязательный параметр. |
|
265
|
|
|
|
|
|
|
|
|
266
|
|
|
|
|
|
|
=back |
|
267
|
|
|
|
|
|
|
|
|
268
|
|
|
|
|
|
|
=cut |
|
269
|
|
|
|
|
|
|
|
|
270
|
|
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|
|
|
|
sub gen_salvation_tc_type_length_check { |
|
271
|
|
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|
|
|
|
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|
272
|
76
|
|
|
76
|
1
|
77
|
my ( $self, $class ) = @_; |
|
273
|
|
|
|
|
|
|
|
|
274
|
76
|
100
|
|
|
|
375
|
return undef unless( $class -> can( 'create_length_validator' ) ); |
|
275
|
|
|
|
|
|
|
|
|
276
|
|
|
|
|
|
|
return sub { |
|
277
|
|
|
|
|
|
|
|
|
278
|
24
|
|
|
24
|
|
81
|
$class -> create_length_validator( @_[ 0, 1 ] ); |
|
279
|
20
|
|
|
|
|
51
|
}; |
|
280
|
|
|
|
|
|
|
} |
|
281
|
|
|
|
|
|
|
|
|
282
|
|
|
|
|
|
|
=head2 gen_class_type_validator( Str $class ) |
|
283
|
|
|
|
|
|
|
|
|
284
|
|
|
|
|
|
|
Генератор валидаторов значений, являющихся экземпярами классов. |
|
285
|
|
|
|
|
|
|
|
|
286
|
|
|
|
|
|
|
Возвращает CodeRef, являющийся валидатором, соответствующий следующей сигнатуре: |
|
287
|
|
|
|
|
|
|
|
|
288
|
|
|
|
|
|
|
( Any $value ) |
|
289
|
|
|
|
|
|
|
|
|
290
|
|
|
|
|
|
|
, где: |
|
291
|
|
|
|
|
|
|
|
|
292
|
|
|
|
|
|
|
=over |
|
293
|
|
|
|
|
|
|
|
|
294
|
|
|
|
|
|
|
=item $value |
|
295
|
|
|
|
|
|
|
|
|
296
|
|
|
|
|
|
|
Валидируемое значение. |
|
297
|
|
|
|
|
|
|
|
|
298
|
|
|
|
|
|
|
Обязательный параметр. |
|
299
|
|
|
|
|
|
|
|
|
300
|
|
|
|
|
|
|
=back |
|
301
|
|
|
|
|
|
|
|
|
302
|
|
|
|
|
|
|
Если значение не подходит - валидатор бросает исключение |
|
303
|
|
|
|
|
|
|
L. |
|
304
|
|
|
|
|
|
|
|
|
305
|
|
|
|
|
|
|
Описание аргументов: |
|
306
|
|
|
|
|
|
|
|
|
307
|
|
|
|
|
|
|
=over |
|
308
|
|
|
|
|
|
|
|
|
309
|
|
|
|
|
|
|
=item $class |
|
310
|
|
|
|
|
|
|
|
|
311
|
|
|
|
|
|
|
Имя класса типа. |
|
312
|
|
|
|
|
|
|
|
|
313
|
|
|
|
|
|
|
Обязательный параметр. |
|
314
|
|
|
|
|
|
|
|
|
315
|
|
|
|
|
|
|
=back |
|
316
|
|
|
|
|
|
|
|
|
317
|
|
|
|
|
|
|
=cut |
|
318
|
|
|
|
|
|
|
|
|
319
|
|
|
|
|
|
|
sub gen_class_type_validator { |
|
320
|
|
|
|
|
|
|
|
|
321
|
1
|
|
|
1
|
1
|
2
|
my ( $self, $class ) = @_; |
|
322
|
|
|
|
|
|
|
|
|
323
|
|
|
|
|
|
|
return sub { |
|
324
|
|
|
|
|
|
|
|
|
325
|
8
|
100
|
66
|
8
|
|
70
|
( defined $_[ 0 ] && blessed $_[ 0 ] && $_[ 0 ] -> isa( $class ) ) |
|
|
|
|
66
|
|
|
|
|
|
326
|
|
|
|
|
|
|
|| Salvation::TC::Exception::WrongType -> throw( |
|
327
|
|
|
|
|
|
|
type => $class, value => $_[ 0 ] |
|
328
|
|
|
|
|
|
|
) |
|
329
|
1
|
|
|
|
|
8
|
}; |
|
330
|
|
|
|
|
|
|
} |
|
331
|
|
|
|
|
|
|
|
|
332
|
|
|
|
|
|
|
{ |
|
333
|
|
|
|
|
|
|
my %TYPE; |
|
334
|
|
|
|
|
|
|
|
|
335
|
|
|
|
|
|
|
=head2 setup_type( Str $name, @rest ) |
|
336
|
|
|
|
|
|
|
|
|
337
|
|
|
|
|
|
|
Инициализирует класс для класса типа. |
|
338
|
|
|
|
|
|
|
|
|
339
|
|
|
|
|
|
|
Описание аргументов: |
|
340
|
|
|
|
|
|
|
|
|
341
|
|
|
|
|
|
|
=over |
|
342
|
|
|
|
|
|
|
|
|
343
|
|
|
|
|
|
|
=item $name |
|
344
|
|
|
|
|
|
|
|
|
345
|
|
|
|
|
|
|
Имя типа. |
|
346
|
|
|
|
|
|
|
|
|
347
|
|
|
|
|
|
|
Обязательный параметр. |
|
348
|
|
|
|
|
|
|
|
|
349
|
|
|
|
|
|
|
=item @rest |
|
350
|
|
|
|
|
|
|
|
|
351
|
|
|
|
|
|
|
Иные, сопутствующие типу параметры (пары ключ-значение). Основные параметры типа: |
|
352
|
|
|
|
|
|
|
|
|
353
|
|
|
|
|
|
|
=over |
|
354
|
|
|
|
|
|
|
|
|
355
|
|
|
|
|
|
|
=item validator |
|
356
|
|
|
|
|
|
|
|
|
357
|
|
|
|
|
|
|
CodeRef, функция-валидатор. |
|
358
|
|
|
|
|
|
|
|
|
359
|
|
|
|
|
|
|
=back |
|
360
|
|
|
|
|
|
|
|
|
361
|
|
|
|
|
|
|
=back |
|
362
|
|
|
|
|
|
|
|
|
363
|
|
|
|
|
|
|
=cut |
|
364
|
|
|
|
|
|
|
|
|
365
|
|
|
|
|
|
|
sub setup_type { |
|
366
|
|
|
|
|
|
|
|
|
367
|
122
|
|
|
122
|
1
|
209
|
my ( $self, $name, @rest ) = @_; |
|
368
|
|
|
|
|
|
|
|
|
369
|
122
|
|
33
|
|
|
618
|
return $TYPE{ ref( $self ) || $self } -> { $name } //= $self -> simple_type_class_name() -> new( @rest, name => $name ); |
|
|
|
|
33
|
|
|
|
|
|
370
|
|
|
|
|
|
|
} |
|
371
|
|
|
|
|
|
|
|
|
372
|
|
|
|
|
|
|
=head2 simple_type_class_name() |
|
373
|
|
|
|
|
|
|
|
|
374
|
|
|
|
|
|
|
=cut |
|
375
|
|
|
|
|
|
|
|
|
376
|
|
|
|
|
|
|
sub simple_type_class_name { |
|
377
|
|
|
|
|
|
|
|
|
378
|
122
|
|
|
122
|
1
|
476
|
return 'Salvation::TC::Meta::Type'; |
|
379
|
|
|
|
|
|
|
} |
|
380
|
|
|
|
|
|
|
|
|
381
|
|
|
|
|
|
|
=head2 setup_maybe_type( Str $name, @rest ) |
|
382
|
|
|
|
|
|
|
|
|
383
|
|
|
|
|
|
|
=cut |
|
384
|
|
|
|
|
|
|
|
|
385
|
|
|
|
|
|
|
sub setup_maybe_type { |
|
386
|
|
|
|
|
|
|
|
|
387
|
1
|
|
|
1
|
1
|
3
|
my ( $self, $name, @rest ) = @_; |
|
388
|
|
|
|
|
|
|
|
|
389
|
1
|
|
33
|
|
|
11
|
return $TYPE{ ref( $self ) || $self } -> { $name } //= $self -> maybe_type_class_name() -> new( @rest, name => $name ); |
|
|
|
|
33
|
|
|
|
|
|
390
|
|
|
|
|
|
|
} |
|
391
|
|
|
|
|
|
|
|
|
392
|
|
|
|
|
|
|
=head2 maybe_type_class_name() |
|
393
|
|
|
|
|
|
|
|
|
394
|
|
|
|
|
|
|
=cut |
|
395
|
|
|
|
|
|
|
|
|
396
|
|
|
|
|
|
|
sub maybe_type_class_name { |
|
397
|
|
|
|
|
|
|
|
|
398
|
1
|
|
|
1
|
1
|
9
|
return 'Salvation::TC::Meta::Type::Maybe'; |
|
399
|
|
|
|
|
|
|
} |
|
400
|
|
|
|
|
|
|
|
|
401
|
|
|
|
|
|
|
=head2 setup_union_type( Str $name, @rest ) |
|
402
|
|
|
|
|
|
|
|
|
403
|
|
|
|
|
|
|
=cut |
|
404
|
|
|
|
|
|
|
|
|
405
|
|
|
|
|
|
|
sub setup_union_type { |
|
406
|
|
|
|
|
|
|
|
|
407
|
9
|
|
|
9
|
1
|
17
|
my ( $self, $name, @rest ) = @_; |
|
408
|
|
|
|
|
|
|
|
|
409
|
9
|
|
33
|
|
|
61
|
return $TYPE{ ref( $self ) || $self } -> { $name } //= $self -> union_type_class_name() -> new( @rest, name => $name ); |
|
|
|
|
33
|
|
|
|
|
|
410
|
|
|
|
|
|
|
} |
|
411
|
|
|
|
|
|
|
|
|
412
|
|
|
|
|
|
|
=head2 union_type_class_name() |
|
413
|
|
|
|
|
|
|
|
|
414
|
|
|
|
|
|
|
=cut |
|
415
|
|
|
|
|
|
|
|
|
416
|
|
|
|
|
|
|
sub union_type_class_name { |
|
417
|
|
|
|
|
|
|
|
|
418
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9
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9
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1
|
93
|
return 'Salvation::TC::Meta::Type::Union'; |
|
419
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|
} |
|
420
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421
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=head2 setup_parameterized_type( Str $name, Str $class, @rest ) |
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422
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423
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=cut |
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424
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425
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|
sub setup_parameterized_type { |
|
426
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|
427
|
46
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46
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1
|
86
|
my ( $self, $name, $class, @rest ) = @_; |
|
428
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|
429
|
46
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|
33
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|
386
|
return $TYPE{ ref( $self ) || $self } -> { $name } //= $class -> new( @rest, name => $name ); |
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33
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430
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} |
|
431
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|
432
|
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|
|
=head2 get_type( Str $name ) |
|
433
|
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|
434
|
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|
Возвращает уже созданный класс для класса типа. |
|
435
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|
436
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|
Описание аргументов: |
|
437
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438
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|
=over |
|
439
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440
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=item $name |
|
441
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442
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|
Имя типа. |
|
443
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|
444
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Обязательный параметр. |
|
445
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446
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=back |
|
447
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448
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=cut |
|
449
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|
450
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|
sub get_type { |
|
451
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|
452
|
499
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|
499
|
1
|
379
|
my ( $self, $name ) = @_; |
|
453
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|
454
|
499
|
|
33
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|
2156
|
return $TYPE{ ref( $self ) || $self } -> { $name }; |
|
455
|
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|
} |
|
456
|
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|
} |
|
457
|
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|
458
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|
|
=head2 get_type_parser() |
|
459
|
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|
460
|
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|
|
Возвращает имя класса парсера типов. |
|
461
|
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|
462
|
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|
=cut |
|
463
|
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|
464
|
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|
|
sub get_type_parser { |
|
465
|
|
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|
|
|
|
|
|
466
|
137
|
|
|
137
|
1
|
531
|
return 'Salvation::TC::Parser'; |
|
467
|
|
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|
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|
|
} |
|
468
|
|
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|
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|
|
|
|
469
|
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|
|
|
|
|
=head2 parse_type( Str $str ) |
|
470
|
|
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|
|
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|
|
|
471
|
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|
|
Анализирует строку и возвращает класс описанного в ней класса типа. |
|
472
|
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|
473
|
|
|
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|
|
Если класс для этого класса типа ещё не был инициализирован - инициализирует |
|
474
|
|
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|
|
его. |
|
475
|
|
|
|
|
|
|
|
|
476
|
|
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|
|
Описание аргументов: |
|
477
|
|
|
|
|
|
|
|
|
478
|
|
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|
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|
|
=over |
|
479
|
|
|
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|
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|
|
480
|
|
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|
|
=item $str |
|
481
|
|
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|
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|
|
482
|
|
|
|
|
|
|
Строка, описывающая тип. |
|
483
|
|
|
|
|
|
|
|
|
484
|
|
|
|
|
|
|
Обязательный параметр. |
|
485
|
|
|
|
|
|
|
|
|
486
|
|
|
|
|
|
|
=back |
|
487
|
|
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|
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|
|
488
|
|
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|
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|
|
=cut |
|
489
|
|
|
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|
|
|
|
|
490
|
|
|
|
|
|
|
sub parse_type { |
|
491
|
|
|
|
|
|
|
|
|
492
|
137
|
|
|
137
|
1
|
130
|
my ( $self, $str ) = @_; |
|
493
|
|
|
|
|
|
|
|
|
494
|
137
|
|
|
|
|
198
|
return $self -> materialize_type( |
|
495
|
|
|
|
|
|
|
$self -> get_type_parser() -> tokenize_type_str( $str, {} ) |
|
496
|
|
|
|
|
|
|
); |
|
497
|
|
|
|
|
|
|
} |
|
498
|
|
|
|
|
|
|
|
|
499
|
|
|
|
|
|
|
=head2 materialize_type( ArrayRef[HashRef] $tokens ) |
|
500
|
|
|
|
|
|
|
|
|
501
|
|
|
|
|
|
|
Превращает токены �� классы типов. |
|
502
|
|
|
|
|
|
|
|
|
503
|
|
|
|
|
|
|
=cut |
|
504
|
|
|
|
|
|
|
|
|
505
|
|
|
|
|
|
|
sub materialize_type { |
|
506
|
|
|
|
|
|
|
|
|
507
|
315
|
|
|
315
|
1
|
279
|
my ( $self, $tokens ) = @_; |
|
508
|
|
|
|
|
|
|
|
|
509
|
315
|
100
|
|
|
|
383
|
if( scalar( @$tokens ) == 1 ) { |
|
510
|
|
|
|
|
|
|
|
|
511
|
306
|
100
|
|
|
|
622
|
if( exists $tokens -> [ 0 ] -> { 'type' } ) { |
|
|
|
100
|
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
|
|
|
50
|
|
|
|
|
|
|
512
|
|
|
|
|
|
|
|
|
513
|
213
|
|
|
|
|
338
|
return $self -> get_or_create_simple_type( $tokens -> [ 0 ] -> { 'type' } ); |
|
514
|
|
|
|
|
|
|
|
|
515
|
|
|
|
|
|
|
} elsif( exists $tokens -> [ 0 ] -> { 'maybe' } ) { |
|
516
|
|
|
|
|
|
|
|
|
517
|
2
|
|
|
|
|
9
|
my $type = $self -> materialize_type( $tokens -> [ 0 ] -> { 'maybe' } ); |
|
518
|
2
|
|
|
|
|
7
|
my $name = sprintf( 'Maybe[%s]', $type -> name() ); |
|
519
|
|
|
|
|
|
|
|
|
520
|
2
|
|
66
|
|
|
5
|
return ( $self -> get_type( $name ) // $self -> setup_maybe_type( |
|
521
|
|
|
|
|
|
|
$name, validator => $type -> validator(), base => $type, |
|
522
|
|
|
|
|
|
|
) ); |
|
523
|
|
|
|
|
|
|
|
|
524
|
|
|
|
|
|
|
} elsif( exists $tokens -> [ 0 ] -> { 'class' } ) { |
|
525
|
|
|
|
|
|
|
|
|
526
|
51
|
|
|
|
|
161
|
my $base = $self -> materialize_type( $tokens -> [ 0 ] -> { 'base' } ); |
|
527
|
51
|
|
|
|
|
85
|
my $inner = $self -> materialize_type( $tokens -> [ 0 ] -> { 'param' } ); |
|
528
|
51
|
|
|
|
|
131
|
my $name = sprintf( '%s[%s]', $base -> name(), $inner -> name() ); |
|
529
|
|
|
|
|
|
|
|
|
530
|
51
|
|
66
|
|
|
83
|
return ( $self -> get_type( $name ) // $self -> setup_parameterized_type( |
|
531
|
|
|
|
|
|
|
$name, $tokens -> [ 0 ] -> { 'class' }, base => $base, |
|
532
|
|
|
|
|
|
|
validator => $base -> validator(), inner => $inner, |
|
533
|
|
|
|
|
|
|
) ); |
|
534
|
|
|
|
|
|
|
|
|
535
|
|
|
|
|
|
|
} elsif( exists $tokens -> [ 0 ] -> { 'signed' } ) { |
|
536
|
|
|
|
|
|
|
|
|
537
|
12
|
|
|
|
|
15
|
my $data = $tokens -> [ 0 ] -> { 'signed' }; |
|
538
|
|
|
|
|
|
|
|
|
539
|
12
|
|
|
|
|
37
|
my $type = $self -> materialize_type( [ $data -> { 'type' } ] ); |
|
540
|
12
|
|
|
|
|
38
|
my $name = sprintf( '%s%s', $type -> name(), $data -> { 'source' } ); |
|
541
|
|
|
|
|
|
|
|
|
542
|
12
|
|
|
|
|
20
|
my $present_type = $self -> get_type( $name ); |
|
543
|
|
|
|
|
|
|
|
|
544
|
12
|
50
|
|
|
|
19
|
return $present_type if( defined $present_type ); |
|
545
|
|
|
|
|
|
|
|
|
546
|
12
|
|
|
|
|
9
|
foreach my $el ( @{ $data -> { 'signature' } } ) { |
|
|
12
|
|
|
|
|
23
|
|
|
547
|
|
|
|
|
|
|
|
|
548
|
15
|
|
|
|
|
18
|
$el -> { 'type' } = $self -> materialize_type( $el -> { 'type' } ); |
|
549
|
|
|
|
|
|
|
} |
|
550
|
|
|
|
|
|
|
|
|
551
|
12
|
100
|
|
|
|
63
|
my $method = ( $type -> isa( 'Salvation::TC::Meta::Type::Parameterized' ) |
|
552
|
|
|
|
|
|
|
? 'setup_parameterized_type' |
|
553
|
|
|
|
|
|
|
: 'setup_type' ); |
|
554
|
|
|
|
|
|
|
|
|
555
|
12
|
100
|
|
|
|
41
|
return $self -> $method( $name, |
|
556
|
|
|
|
|
|
|
( ( $method eq 'setup_parameterized_type' ) ? ( |
|
557
|
|
|
|
|
|
|
ref( $type ), |
|
558
|
|
|
|
|
|
|
inner => $type -> inner(), |
|
559
|
|
|
|
|
|
|
) : () ), |
|
560
|
|
|
|
|
|
|
validator => $type -> sign( $data -> { 'signature' } ), |
|
561
|
|
|
|
|
|
|
length_type_generator => $type -> length_type_generator(), |
|
562
|
|
|
|
|
|
|
signature => $data -> { 'signature' }, |
|
563
|
|
|
|
|
|
|
base => $type, |
|
564
|
|
|
|
|
|
|
); |
|
565
|
|
|
|
|
|
|
|
|
566
|
|
|
|
|
|
|
} elsif( exists $tokens -> [ 0 ] -> { 'length' } ) { |
|
567
|
|
|
|
|
|
|
|
|
568
|
28
|
|
|
|
|
29
|
my $data = $tokens -> [ 0 ] -> { 'length' }; |
|
569
|
|
|
|
|
|
|
|
|
570
|
28
|
|
|
|
|
68
|
my $type = $self -> materialize_type( [ $data -> { 'type' } ] ); |
|
571
|
28
|
|
100
|
|
|
75
|
my $name = sprintf( '%s{%s,%s}', $type -> name(), $data -> { 'min' }, ( $data -> { 'max' } // '' ) ); |
|
572
|
|
|
|
|
|
|
|
|
573
|
28
|
100
|
|
|
|
142
|
my $method = ( $type -> isa( 'Salvation::TC::Meta::Type::Parameterized' ) |
|
574
|
|
|
|
|
|
|
? 'setup_parameterized_type' |
|
575
|
|
|
|
|
|
|
: 'setup_type' ); |
|
576
|
|
|
|
|
|
|
|
|
577
|
28
|
100
|
66
|
|
|
41
|
return ( $self -> get_type( $name ) // $self -> $method( $name, |
|
|
|
100
|
|
|
|
|
|
|
578
|
|
|
|
|
|
|
( ( $method eq 'setup_parameterized_type' ) ? ( |
|
579
|
|
|
|
|
|
|
ref( $type ), |
|
580
|
|
|
|
|
|
|
inner => $type -> inner(), |
|
581
|
|
|
|
|
|
|
) : () ), |
|
582
|
|
|
|
|
|
|
validator => $type -> length_checker( @$data{ 'min', 'max' } ), |
|
583
|
|
|
|
|
|
|
signed_type_generator => $type -> signed_type_generator(), |
|
584
|
|
|
|
|
|
|
( $type -> has_signature() ? ( |
|
585
|
|
|
|
|
|
|
signature => $type -> signature(), |
|
586
|
|
|
|
|
|
|
) : () ), |
|
587
|
|
|
|
|
|
|
base => $type, |
|
588
|
|
|
|
|
|
|
) ); |
|
589
|
|
|
|
|
|
|
|
|
590
|
|
|
|
|
|
|
} else { |
|
591
|
|
|
|
|
|
|
|
|
592
|
0
|
|
|
|
|
0
|
require Data::Dumper; |
|
593
|
|
|
|
|
|
|
|
|
594
|
0
|
|
|
|
|
0
|
die( 'Unknown token: ' . Data::Dumper::Dumper( $tokens ) ); |
|
595
|
|
|
|
|
|
|
} |
|
596
|
|
|
|
|
|
|
|
|
597
|
|
|
|
|
|
|
} else { |
|
598
|
|
|
|
|
|
|
|
|
599
|
9
|
|
|
|
|
13
|
my @types = (); |
|
600
|
|
|
|
|
|
|
|
|
601
|
9
|
|
|
|
|
14
|
foreach my $token ( @$tokens ) { |
|
602
|
|
|
|
|
|
|
|
|
603
|
19
|
|
|
|
|
56
|
push( @types, $self -> materialize_type( [ $token ] ) ); |
|
604
|
|
|
|
|
|
|
} |
|
605
|
|
|
|
|
|
|
|
|
606
|
9
|
|
|
|
|
17
|
my $name = join( '|', map( { $_ -> name() } @types ) ); |
|
|
19
|
|
|
|
|
34
|
|
|
607
|
|
|
|
|
|
|
|
|
608
|
9
|
|
33
|
|
|
19
|
return ( $self -> get_type( $name ) // $self -> setup_union_type( |
|
609
|
|
|
|
|
|
|
$name, types => \@types |
|
610
|
|
|
|
|
|
|
) ); |
|
611
|
|
|
|
|
|
|
} |
|
612
|
|
|
|
|
|
|
} |
|
613
|
|
|
|
|
|
|
|
|
614
|
|
|
|
|
|
|
=head2 simple_type_class_ns() |
|
615
|
|
|
|
|
|
|
|
|
616
|
|
|
|
|
|
|
=cut |
|
617
|
|
|
|
|
|
|
|
|
618
|
|
|
|
|
|
|
sub simple_type_class_ns { |
|
619
|
|
|
|
|
|
|
|
|
620
|
213
|
|
|
213
|
1
|
496
|
return 'Salvation::TC::Type'; |
|
621
|
|
|
|
|
|
|
} |
|
622
|
|
|
|
|
|
|
|
|
623
|
|
|
|
|
|
|
=head2 get_or_create_simple_type( Str $str ) |
|
624
|
|
|
|
|
|
|
|
|
625
|
|
|
|
|
|
|
Возвращает базовый тип с именем C<$str>. |
|
626
|
|
|
|
|
|
|
|
|
627
|
|
|
|
|
|
|
=cut |
|
628
|
|
|
|
|
|
|
|
|
629
|
|
|
|
|
|
|
sub get_or_create_simple_type { |
|
630
|
|
|
|
|
|
|
|
|
631
|
213
|
|
|
213
|
1
|
188
|
my ( $self, $str ) = @_; |
|
632
|
|
|
|
|
|
|
|
|
633
|
213
|
|
|
|
|
292
|
my $salvation_tc_type_str = sprintf( '%s::%s', $self -> simple_type_class_ns(), $str ); |
|
634
|
|
|
|
|
|
|
|
|
635
|
213
|
|
100
|
|
|
300
|
my $type = ( $self -> get_type( $str ) // $self -> get_type( $salvation_tc_type_str ) ); |
|
636
|
|
|
|
|
|
|
|
|
637
|
213
|
100
|
|
|
|
474
|
return $type if( defined $type ); |
|
638
|
|
|
|
|
|
|
|
|
639
|
77
|
50
|
66
|
|
|
257
|
if( |
|
|
|
|
66
|
|
|
|
|
|
|
|
|
66
|
|
|
|
|
|
640
|
|
|
|
|
|
|
! Class::Inspector -> loaded( $str ) |
|
641
|
|
|
|
|
|
|
&& ! eval{ Module::Load::load( $str ); 1 } |
|
642
|
|
|
|
|
|
|
&& ( |
|
643
|
|
|
|
|
|
|
Class::Inspector -> loaded( $salvation_tc_type_str ) |
|
644
|
|
|
|
|
|
|
|| eval{ Module::Load::load( $salvation_tc_type_str ); 1 } |
|
645
|
|
|
|
|
|
|
) |
|
646
|
|
|
|
|
|
|
) { |
|
647
|
|
|
|
|
|
|
|
|
648
|
76
|
|
|
|
|
4510
|
$str = $salvation_tc_type_str; |
|
649
|
|
|
|
|
|
|
} |
|
650
|
|
|
|
|
|
|
|
|
651
|
77
|
|
|
|
|
188
|
my $validator = undef; |
|
652
|
77
|
|
|
|
|
63
|
my $signed_type_generator = undef; |
|
653
|
77
|
|
|
|
|
63
|
my $length_type_generator = undef; |
|
654
|
|
|
|
|
|
|
|
|
655
|
77
|
|
|
|
|
63
|
foreach my $spec ( @{ $self -> get_known_types() } ) { |
|
|
77
|
|
|
|
|
216
|
|
|
656
|
|
|
|
|
|
|
|
|
657
|
77
|
100
|
|
|
|
428
|
if( $str -> isa( $spec -> [ 0 ] ) ) { |
|
658
|
|
|
|
|
|
|
|
|
659
|
76
|
|
|
|
|
142
|
$validator = $spec -> [ 1 ] -> { 'validator' } -> ( $str ); |
|
660
|
76
|
|
|
|
|
137
|
$signed_type_generator = $spec -> [ 1 ] -> { 'signed_type_generator' } -> ( $str ); |
|
661
|
76
|
|
|
|
|
130
|
$length_type_generator = $spec -> [ 1 ] -> { 'length_type_generator' } -> ( $str ); |
|
662
|
|
|
|
|
|
|
|
|
663
|
76
|
|
|
|
|
90
|
last; |
|
664
|
|
|
|
|
|
|
} |
|
665
|
|
|
|
|
|
|
} |
|
666
|
|
|
|
|
|
|
|
|
667
|
77
|
|
66
|
|
|
203
|
return $self -> setup_type( $str, |
|
668
|
|
|
|
|
|
|
validator => ( $validator // $self -> gen_class_type_validator( $str ) ), |
|
669
|
|
|
|
|
|
|
signed_type_generator => $signed_type_generator, |
|
670
|
|
|
|
|
|
|
length_type_generator => $length_type_generator, |
|
671
|
|
|
|
|
|
|
); |
|
672
|
|
|
|
|
|
|
} |
|
673
|
|
|
|
|
|
|
|
|
674
|
|
|
|
|
|
|
{ |
|
675
|
|
|
|
|
|
|
my %cache = (); |
|
676
|
|
|
|
|
|
|
|
|
677
|
|
|
|
|
|
|
=head2 get( Str $constraint ) |
|
678
|
|
|
|
|
|
|
|
|
679
|
|
|
|
|
|
|
Возвращает объект для типа C<$constraint>. |
|
680
|
|
|
|
|
|
|
|
|
681
|
|
|
|
|
|
|
=cut |
|
682
|
|
|
|
|
|
|
|
|
683
|
|
|
|
|
|
|
sub get { |
|
684
|
|
|
|
|
|
|
|
|
685
|
255
|
|
|
255
|
1
|
244
|
my ( $self, $constraint ) = @_; |
|
686
|
|
|
|
|
|
|
|
|
687
|
255
|
|
33
|
|
|
1504
|
return $cache{ ref( $self ) || $self } -> { $constraint } //= $self -> parse_type( $constraint ); |
|
|
|
|
66
|
|
|
|
|
|
688
|
|
|
|
|
|
|
} |
|
689
|
|
|
|
|
|
|
} |
|
690
|
|
|
|
|
|
|
|
|
691
|
|
|
|
|
|
|
=head2 is( Any $value, Str $constraint ) |
|
692
|
|
|
|
|
|
|
|
|
693
|
|
|
|
|
|
|
Проверяет, является ли C<$value> значением типа C<$constraint>. |
|
694
|
|
|
|
|
|
|
|
|
695
|
|
|
|
|
|
|
Возвращает C в случае, если является, иначе - возвращает C. |
|
696
|
|
|
|
|
|
|
|
|
697
|
|
|
|
|
|
|
=cut |
|
698
|
|
|
|
|
|
|
|
|
699
|
|
|
|
|
|
|
sub is { |
|
700
|
|
|
|
|
|
|
|
|
701
|
140
|
|
|
140
|
1
|
51941
|
my ( $self, $value, $constraint ) = @_; |
|
702
|
|
|
|
|
|
|
|
|
703
|
140
|
|
|
|
|
216
|
eval { $self -> get( $constraint ) -> check( $value ) }; |
|
|
140
|
|
|
|
|
340
|
|
|
704
|
|
|
|
|
|
|
|
|
705
|
140
|
100
|
|
|
|
502
|
if( $@ ) { |
|
706
|
|
|
|
|
|
|
|
|
707
|
86
|
50
|
33
|
|
|
465
|
if( blessed( $@ ) && $@ -> isa( 'Salvation::TC::Exception::WrongType' ) ) { |
|
708
|
|
|
|
|
|
|
|
|
709
|
86
|
|
|
|
|
164
|
return false; |
|
710
|
|
|
|
|
|
|
|
|
711
|
|
|
|
|
|
|
} else { |
|
712
|
|
|
|
|
|
|
|
|
713
|
0
|
|
|
|
|
0
|
die( $@ ); |
|
714
|
|
|
|
|
|
|
} |
|
715
|
|
|
|
|
|
|
}; |
|
716
|
|
|
|
|
|
|
|
|
717
|
54
|
|
|
|
|
104
|
return true; |
|
718
|
|
|
|
|
|
|
} |
|
719
|
|
|
|
|
|
|
|
|
720
|
|
|
|
|
|
|
=head2 assert( Any $value, Str $constraint ) |
|
721
|
|
|
|
|
|
|
|
|
722
|
|
|
|
|
|
|
Проверяет, является ли C<$value> значением типа C<$constraint>. |
|
723
|
|
|
|
|
|
|
|
|
724
|
|
|
|
|
|
|
Возвращает C в случае, если является, иначе - вызывает C. |
|
725
|
|
|
|
|
|
|
|
|
726
|
|
|
|
|
|
|
=cut |
|
727
|
|
|
|
|
|
|
|
|
728
|
|
|
|
|
|
|
sub assert { |
|
729
|
|
|
|
|
|
|
|
|
730
|
0
|
|
|
0
|
1
|
0
|
my ( $self, $value, $constraint ) = @_; |
|
731
|
|
|
|
|
|
|
|
|
732
|
0
|
|
|
|
|
0
|
eval { $self -> get( $constraint ) -> check( $value ) }; |
|
|
0
|
|
|
|
|
0
|
|
|
733
|
|
|
|
|
|
|
|
|
734
|
0
|
0
|
|
|
|
0
|
if( $@ ) { |
|
735
|
|
|
|
|
|
|
|
|
736
|
0
|
0
|
0
|
|
|
0
|
if( blessed( $@ ) && $@ -> isa( 'Salvation::TC::Exception::WrongType' ) ) { |
|
737
|
|
|
|
|
|
|
|
|
738
|
0
|
|
|
|
|
0
|
confess( join( "\n", ( $self -> create_error_message( $@ ), '' ) ) ); |
|
739
|
|
|
|
|
|
|
|
|
740
|
|
|
|
|
|
|
} else { |
|
741
|
|
|
|
|
|
|
|
|
742
|
0
|
|
|
|
|
0
|
die( $@ ); |
|
743
|
|
|
|
|
|
|
} |
|
744
|
|
|
|
|
|
|
}; |
|
745
|
|
|
|
|
|
|
|
|
746
|
0
|
|
|
|
|
0
|
return true; |
|
747
|
|
|
|
|
|
|
} |
|
748
|
|
|
|
|
|
|
|
|
749
|
|
|
|
|
|
|
=head2 create_error_message( Salvation::TC::Exception::WrongType $e ) |
|
750
|
|
|
|
|
|
|
|
|
751
|
|
|
|
|
|
|
=cut |
|
752
|
|
|
|
|
|
|
|
|
753
|
|
|
|
|
|
|
sub create_error_message { |
|
754
|
|
|
|
|
|
|
|
|
755
|
0
|
|
|
0
|
1
|
0
|
my ( $self, $e ) = @_; |
|
756
|
|
|
|
|
|
|
|
|
757
|
0
|
|
|
|
|
0
|
my @stack = ( $e ); |
|
758
|
0
|
|
|
|
|
0
|
my @lines = (); |
|
759
|
|
|
|
|
|
|
|
|
760
|
0
|
|
|
|
|
0
|
while( defined( my $node = shift( @stack ) ) ) { |
|
761
|
|
|
|
|
|
|
|
|
762
|
0
|
0
|
|
|
|
0
|
if( $node -> isa( 'Salvation::TC::Exception::WrongType::TC' ) ) { |
|
763
|
|
|
|
|
|
|
|
|
764
|
0
|
|
|
|
|
0
|
my $str = ''; |
|
765
|
|
|
|
|
|
|
|
|
766
|
0
|
0
|
|
|
|
0
|
if( defined( my $param_name = $node -> getParamName() ) ) { |
|
767
|
|
|
|
|
|
|
|
|
768
|
0
|
|
|
|
|
0
|
$str = sprintf( |
|
769
|
|
|
|
|
|
|
'Value %s for parameter "%s" does not match type constraint %s', |
|
770
|
|
|
|
|
|
|
Devel::PartialDump -> new() -> dump( $node -> getValue() ), |
|
771
|
|
|
|
|
|
|
$param_name, $node -> getType(), |
|
772
|
|
|
|
|
|
|
); |
|
773
|
|
|
|
|
|
|
|
|
774
|
|
|
|
|
|
|
} else { |
|
775
|
|
|
|
|
|
|
|
|
776
|
0
|
|
|
|
|
0
|
$str = sprintf( |
|
777
|
|
|
|
|
|
|
'Value %s does not match type constraint %s', |
|
778
|
|
|
|
|
|
|
Devel::PartialDump -> new() -> dump( $node -> getValue() ), |
|
779
|
|
|
|
|
|
|
$node -> getType(), |
|
780
|
|
|
|
|
|
|
); |
|
781
|
|
|
|
|
|
|
} |
|
782
|
|
|
|
|
|
|
|
|
783
|
|
|
|
|
|
|
|
|
784
|
0
|
0
|
|
|
|
0
|
if( defined( my $prev = $node -> getPrev() ) ) { |
|
785
|
|
|
|
|
|
|
|
|
786
|
0
|
|
|
|
|
0
|
push( @lines, "${str} because:" ); |
|
787
|
|
|
|
|
|
|
|
|
788
|
0
|
0
|
|
|
|
0
|
if( ref( $prev ) eq 'ARRAY' ) { |
|
789
|
|
|
|
|
|
|
|
|
790
|
0
|
|
|
|
|
0
|
my $i = 0; |
|
791
|
|
|
|
|
|
|
|
|
792
|
0
|
|
|
|
|
0
|
foreach my $e ( @$prev ) { |
|
793
|
|
|
|
|
|
|
|
|
794
|
0
|
|
|
|
|
0
|
push( @lines, |
|
795
|
|
|
|
|
|
|
++$i . ': ', |
|
796
|
0
|
|
|
|
|
0
|
map( { "\t$_" } $self -> create_error_message( $e ) ) |
|
797
|
|
|
|
|
|
|
); |
|
798
|
|
|
|
|
|
|
} |
|
799
|
|
|
|
|
|
|
|
|
800
|
|
|
|
|
|
|
} else { |
|
801
|
|
|
|
|
|
|
|
|
802
|
0
|
|
|
|
|
0
|
push( @stack, $prev ); |
|
803
|
|
|
|
|
|
|
} |
|
804
|
|
|
|
|
|
|
|
|
805
|
|
|
|
|
|
|
} else { |
|
806
|
|
|
|
|
|
|
|
|
807
|
0
|
|
|
|
|
0
|
push( @lines, $str ); |
|
808
|
|
|
|
|
|
|
} |
|
809
|
|
|
|
|
|
|
|
|
810
|
|
|
|
|
|
|
} else { |
|
811
|
|
|
|
|
|
|
|
|
812
|
0
|
|
|
|
|
0
|
push( @lines, sprintf( |
|
813
|
|
|
|
|
|
|
'Value %s does not match type constraint %s', |
|
814
|
|
|
|
|
|
|
Devel::PartialDump -> new() -> dump( $node -> getValue() ), |
|
815
|
|
|
|
|
|
|
$node -> getType(), |
|
816
|
|
|
|
|
|
|
) ); |
|
817
|
|
|
|
|
|
|
} |
|
818
|
|
|
|
|
|
|
} |
|
819
|
|
|
|
|
|
|
|
|
820
|
0
|
|
|
|
|
0
|
return @lines; |
|
821
|
|
|
|
|
|
|
} |
|
822
|
|
|
|
|
|
|
|
|
823
|
|
|
|
|
|
|
=head2 coerce( Any $value, Str $constraint ) |
|
824
|
|
|
|
|
|
|
|
|
825
|
|
|
|
|
|
|
Пытается привести значение C<$value> к значению типа C<$constraint>. |
|
826
|
|
|
|
|
|
|
|
|
827
|
|
|
|
|
|
|
Если приведение прошло успешно - возвращает изменённое значение, иначе - |
|
828
|
|
|
|
|
|
|
возвращает C<$value> без изменения*. |
|
829
|
|
|
|
|
|
|
|
|
830
|
|
|
|
|
|
|
* Для совместимости с API Moose. |
|
831
|
|
|
|
|
|
|
|
|
832
|
|
|
|
|
|
|
=cut |
|
833
|
|
|
|
|
|
|
|
|
834
|
|
|
|
|
|
|
sub coerce { |
|
835
|
|
|
|
|
|
|
|
|
836
|
8
|
|
|
8
|
1
|
1393
|
my ( $self, $value, $constraint ) = @_; |
|
837
|
|
|
|
|
|
|
|
|
838
|
8
|
|
|
|
|
16
|
return $self -> get( $constraint ) -> coerce( $value ); |
|
839
|
|
|
|
|
|
|
} |
|
840
|
|
|
|
|
|
|
|
|
841
|
|
|
|
|
|
|
=head2 ensure( Any $value, Str $constraint ) |
|
842
|
|
|
|
|
|
|
|
|
843
|
|
|
|
|
|
|
Пытается привести значение C<$value> к значению типа C<$constraint>. |
|
844
|
|
|
|
|
|
|
|
|
845
|
|
|
|
|
|
|
Если приведение прошло успешно - возвращает изменённое значение, иначе - |
|
846
|
|
|
|
|
|
|
вызывает C. |
|
847
|
|
|
|
|
|
|
|
|
848
|
|
|
|
|
|
|
=cut |
|
849
|
|
|
|
|
|
|
|
|
850
|
|
|
|
|
|
|
sub ensure { |
|
851
|
|
|
|
|
|
|
|
|
852
|
0
|
|
|
0
|
1
|
|
my ( $self, $value, $constraint ) = @_; |
|
853
|
|
|
|
|
|
|
|
|
854
|
0
|
|
|
|
|
|
$value = $self -> coerce( $value, $constraint ); |
|
855
|
|
|
|
|
|
|
|
|
856
|
0
|
|
|
|
|
|
$self -> assert( $value, $constraint ); |
|
857
|
|
|
|
|
|
|
|
|
858
|
0
|
|
|
|
|
|
return $value; |
|
859
|
|
|
|
|
|
|
} |
|
860
|
|
|
|
|
|
|
|
|
861
|
|
|
|
|
|
|
__PACKAGE__ -> init_regular_cases(); |
|
862
|
|
|
|
|
|
|
|
|
863
|
|
|
|
|
|
|
1; |
|
864
|
|
|
|
|
|
|
|
|
865
|
|
|
|
|
|
|
__END__ |