Aion
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lib/Aion/Type.md view on Meta::CPAN
my $Digit = $Int & $Char;
7 ~~ $Digit # => 1
77 ~~ $Digit # -> ""
"a" ~~ ~$Int; # => 1
5 ~~ ~$Int; # -> ""
eval { $Int->validate("a", "..Eval..") }; $@ # ~> ..Eval.. must have the type Int. The it is 'a'
```
# DESCRIPTION
ÐоÑÐ¾Ð¶Ð´Ð°ÐµÑ Ð²Ð°Ð»Ð¸Ð´Ð°ÑоÑÑ. ÐÑполÑзÑеÑÑÑ Ð² `Aion::Types::subtype`.
# METHODS
## new (%ARGUMENTS)
ÐонÑÑÑÑкÑоÑ.
### ARGUMENTS
* name (Str) â Ðазвание Ñипа.
* args (ArrayRef) â СпиÑок аÑгÑменÑов Ñипа.
* init (CodeRef) â ÐниÑиализаÑÐ¾Ñ Ñипа.
* test (CodeRef) â ЧекеÑ.
* a_test (CodeRef) â Ð§ÐµÐºÐµÑ Ð·Ð½Ð°Ñений Ð´Ð»Ñ Ñипов Ñ Ð½ÐµÐ¾Ð±ÑзаÑелÑнÑми аÑгÑменÑами.
* coerce (ArrayRef[Tuple[Aion::Type, CodeRef]]) â ÐаÑÑив паÑ: Ñип и пеÑеÑ
од.
## stringify
СÑÑоковое пÑеобÑазование обÑекÑа (Ð¸Ð¼Ñ Ñ Ð°ÑгÑменÑами):
```perl
my $Char = Aion::Type->new(name => "Char");
$Char->stringify # => Char
my $Int = Aion::Type->new(
name => "Int",
args => [3, 5],
);
$Int->stringify #=> Int[3, 5]
```
ÐпеÑаÑии Ñак же пÑеобÑазÑÑÑÑÑ Ð² ÑÑÑокÑ:
```perl
($Int & $Char)->stringify # => ( Int[3, 5] & Char )
($Int | $Char)->stringify # => ( Int[3, 5] | Char )
(~$Int)->stringify # => ~Int[3, 5]
```
ÐпеÑаÑии â ÑÑо обÑекÑÑ `Aion::Type` Ñо ÑпеÑиалÑнÑми именами:
```perl
Aion::Type->new(name => "Exclude", args => [$Int, $Char])->stringify # => ~( Int[3, 5] | Char )
Aion::Type->new(name => "Union", args => [$Int, $Char])->stringify # => ( Int[3, 5] | Char )
Aion::Type->new(name => "Intersection", args => [$Int, $Char])->stringify # => ( Int[3, 5] & Char )
```
## test
ТеÑÑиÑÑеÑ, ÑÑо `$_` пÑÐ¸Ð½Ð°Ð´Ð»ÐµÐ¶Ð¸Ñ ÐºÐ»Ð°ÑÑÑ.
```perl
my $PositiveInt = Aion::Type->new(
name => "PositiveInt",
test => sub { /^\d+$/ },
);
local $_ = 5;
$PositiveInt->test # -> 1
local $_ = -6;
$PositiveInt->test # -> ""
```
## init
ÐниÑиализаÑÐ¾Ñ Ð²Ð°Ð»Ð¸Ð´Ð°ÑоÑа.
```perl
my $Range = Aion::Type->new(
name => "Range",
args => [3, 5],
init => sub {
@{$Aion::Type::SELF}{qw/min max/} = @{$Aion::Type::SELF->{args}};
},
test => sub { $Aion::Type::SELF->{min} <= $_ && $_ <= $Aion::Type::SELF->{max} },
);
$Range->init;
3 ~~ $Range # -> 1
4 ~~ $Range # -> 1
5 ~~ $Range # -> 1
2 ~~ $Range # -> ""
6 ~~ $Range # -> ""
```
## include ($element)
ÐÑовеÑÑеÑ, пÑÐ¸Ð½Ð°Ð´Ð»ÐµÐ¶Ð¸Ñ Ð»Ð¸ аÑгÑÐ¼ÐµÐ½Ñ ÐºÐ»Ð°ÑÑÑ.
```perl
my $PositiveInt = Aion::Type->new(
name => "PositiveInt",
test => sub { /^\d+$/ },
);
$PositiveInt->include(5) # -> 1
$PositiveInt->include(-6) # -> ""
```
## exclude ($element)
ÐÑовеÑÑеÑ, ÑÑо аÑгÑÐ¼ÐµÐ½Ñ Ð½Ðµ пÑÐ¸Ð½Ð°Ð´Ð»ÐµÐ¶Ð¸Ñ ÐºÐ»Ð°ÑÑÑ.
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