# -*- coding: utf-8 -*-
YATT_CONFIG[
special_entities[
- sum
]
]
YATT_RC:
 Entity sum => sub {
   my ($pack, @args) = @_;
   my $sum = 0;
   $sum += $_ for @args;
   $sum;
 };
  
 Entity new => sub {
   my ($pack, @args) = @_;
   bless [@args], $pack;
 };
  
 sub foo {
   my $self = shift;
   my $mul = 1;
   foreach my $i (@$self, @_) {
     $mul *= $i;
   }
   $mul
 }
TITLE: &yatt:sum(3,4,5);
IN:
 &yatt:sum(3,4,5);
OUT:
 12
TITLE: &sum();
IN:
 &sum(3,8);
OUT:
 11
TITLE: hashref
IN:
 <!yatt:args x=scalar y>
 &yatt:x{foo}{:y};
PARAM[
{
foo{
bar: baz
}
}
- bar
]
OUT:
 baz
TITLE: aref with var index
IN:
 <!yatt:args x=list y=scalar>
 &yatt:x[:y];
PARAM[
[
- 3
- 4
- 5
]
- 1
]
OUT:
 4
TITLE: aref with call index
IN:
 <!yatt:args x=list >
 &yatt:x[:sum(0,1,2)];
PARAM[
[
- 3
- 4
- 5
- 6
]
]
OUT:
 6
TITLE: aref nest
IN:
 <!yatt:args x=list y=scalar>
 &yatt:x[0][:y][1];
PARAM[
[
[
- X
[
- x
- o
- y
]
]
]
- 1
]
OUT:
 o
TITLE: aref with path index
IN:
 <!yatt:args x=list y=list z=scalar>
 &yatt:x[:y[0][:z]][1];
PARAM[
[
- 3
[
- X
- O
]
- 5
]
[
[
- 2
- 1
- 0
]
]
- 1
]
OUT:
 O
TITLE: parse error (aref)
IN:
 <!yatt:args x=list y=scalar>
 &yatt:x[0][0]][0];
PARAM[
[
[
]
]
]
ERROR: Syntax error in entity: ':x\[0\]\[0\]\]\[0\];'
TITLE: array literal
IN:
 &yatt:HTML(:dump([3]));
OUT:
 ['3']
TITLE: array literal and aref
IN:
 &yatt:HTML([=3][0]);
OUT:
 3
TITLE: expr: or
IN:
 <!yatt:args list=list>
 &yatt:if(=$$list[0]or$$list[1],yes,no);
PARAM[
[
- 1
- 0
]
]
OUT:
 yes
TITLE: expr: ==
IN:
 <!yatt:args list=list>
 &yatt:if(=$$list[0]*$$list[1]==24,yes,no);
PARAM[
[
- 3
- 8
]
]
OUT:
 yes
TITLE: expr: (..)
IN:
 <!yatt:args list=list>
 &yatt:if(=($$list[0]+$$list[1])==11,yes,no);
PARAM[
[
- 3
- 8
]
]
OUT:
 yes
TITLE: expr: @var
IN:
 <yatt:my var:list="3..8"/>
 &yatt:HTML(=@$var);
OUT:
 345678