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perlito5.pl
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perlito5.pl
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# Do not edit this file - Generated by Perlito5 9.0
package Perlito5::IO;
sub slurp {
my $source_filename = shift;
open FILE, $source_filename
or die "Cannot read $source_filename\n";
local $/ = undef;
$source = <FILE>;
close FILE;
return $source;
}
use v5.10;
package main;
undef();
package Perlito;
package main;
undef();
package Perlito5::Match;
sub Perlito5::Match::flat {
((my $self) = $_[0]);
(defined($self->{'capture'}) ? $self->{'capture'} : substr($self->{'str'}, $self->{'from'}, (($self->{'to'} - $self->{'from'}))))
};
1;
;
# use Perlito5::Match
;
package main;
undef();
package Rul;
sub Rul::new {
((my $class) = shift());
bless({@_}, $class)
};
sub Rul::constant {
((my $str) = shift());
((my $len) = length($str));
if (($str eq chr(92))) {
($str = chr(92) . chr(92))
};
if (($str eq chr(39))) {
($str = chr(92) . chr(39))
};
if ($len) {
('( ' . chr(39) . $str . chr(39) . ' eq substr( $str, $MATCH->{to}, ' . $len . ') ' . '&& ( $MATCH->{to} = ' . $len . ' + $MATCH->{to} )' . ')')
}
else {
return ('1')
}
};
package Rul::Quantifier;
sub Rul::Quantifier::new {
((my $class) = shift());
bless({@_}, $class)
};
sub Rul::Quantifier::term {
$_[0]->{ 'term'}
};
sub Rul::Quantifier::quant {
$_[0]->{ 'quant'}
};
sub Rul::Quantifier::greedy {
$_[0]->{ 'greedy'}
};
sub Rul::Quantifier::emit_perl5 {
((my $self) = $_[0]);
if ((($self->{'quant'} eq '') && ($self->{'greedy'} eq ''))) {
return ($self->{'term'}->emit_perl5())
};
if ((($self->{'quant'} eq '+') && ($self->{'greedy'} eq ''))) {
$self->{'term'}->set_captures_to_array();
return (('(do { ' . 'my $last_match_null = 0; ' . 'my $m = $MATCH; ' . 'my $to = $MATCH->{to}; ' . 'my $count = 0; ' . 'while (' . $self->{'term'}->emit_perl5() . ' && ($last_match_null < 2)) ' . '{ ' . 'if ($to == $MATCH->{to}) { ' . '$last_match_null = $last_match_null + 1; ' . '} ' . 'else { ' . '$last_match_null = 0; ' . '}; ' . '$m = $MATCH; ' . '$to = $MATCH->{to}; ' . '$count = $count + 1; ' . '}; ' . '$MATCH = $m; ' . '$MATCH->{to} = $to; ' . '$count > 0; ' . '})'))
};
if ((($self->{'quant'} eq '*') && ($self->{'greedy'} eq ''))) {
$self->{'term'}->set_captures_to_array();
return (('(do { ' . 'my $last_match_null = 0; ' . 'my $m = $MATCH; ' . 'my $to = $MATCH->{to}; ' . 'while (' . $self->{'term'}->emit_perl5() . ' && ($last_match_null < 2)) ' . '{ ' . 'if ($to == $MATCH->{to}) { ' . '$last_match_null = $last_match_null + 1; ' . '} ' . 'else { ' . '$last_match_null = 0; ' . '}; ' . '$m = $MATCH; ' . '$to = $MATCH->{to}; ' . '}; ' . '$MATCH = $m; ' . '$MATCH->{to} = $to; ' . '1 ' . '})'))
};
if ((($self->{'quant'} eq '?') && ($self->{'greedy'} eq ''))) {
$self->{'term'}->set_captures_to_array();
return (('(do { ' . 'my $m = $MATCH; ' . 'if (!(do {' . $self->{'term'}->emit_perl5() . '})) ' . '{ ' . '$MATCH = $m; ' . '}; ' . '1 ' . '})'))
};
warn('Rul::Quantifier: not implemented');
$self->{'term'}->emit_perl5()
};
sub Rul::Quantifier::set_captures_to_array {
((my $self) = $_[0]);
$self->{'term'}->set_captures_to_array()
};
package Rul::Or;
sub Rul::Or::new {
((my $class) = shift());
bless({@_}, $class)
};
sub Rul::Or::or_list {
$_[0]->{ 'or_list'}
};
sub Rul::Or::emit_perl5 {
((my $self) = $_[0]);
('(do { ' . 'my $pos1 = $MATCH->{to}; (do { ' . join('}) || (do { $MATCH->{to} = $pos1; ', map($_->emit_perl5(), @{$self->{'or_list'}})) . '}) })')
};
sub Rul::Or::set_captures_to_array {
((my $self) = $_[0]);
map($_->set_captures_to_array(), @{$self->{'or_list'}})
};
package Rul::Concat;
sub Rul::Concat::new {
((my $class) = shift());
bless({@_}, $class)
};
sub Rul::Concat::concat {
$_[0]->{ 'concat'}
};
sub Rul::Concat::emit_perl5 {
((my $self) = $_[0]);
('(' . join(' && ', map($_->emit_perl5(), @{$self->{'concat'}})) . ')')
};
sub Rul::Concat::set_captures_to_array {
((my $self) = $_[0]);
map($_->set_captures_to_array(), @{$self->{'concat'}})
};
package Rul::Perlito5::AST::Subrule;
sub Rul::Perlito5::AST::Subrule::new {
((my $class) = shift());
bless({@_}, $class)
};
sub Rul::Perlito5::AST::Subrule::metasyntax {
$_[0]->{ 'metasyntax'}
};
sub Rul::Perlito5::AST::Subrule::captures {
$_[0]->{ 'captures'}
};
sub Rul::Perlito5::AST::Subrule::emit_perl5 {
((my $self) = $_[0]);
((my $s) = $self->{'metasyntax'});
($s =~ s!\.!->!g);
((my $meth) = (((1 + index($self->{'metasyntax'}, '.'))) ? $s : (('$grammar->' . $self->{'metasyntax'}))));
(my $code);
if (($self->{'captures'} == 1)) {
($code = ('if ($m2) { $MATCH->{to} = $m2->{to}; $MATCH->{' . chr(39) . $self->{'metasyntax'} . chr(39) . '} = $m2; 1 } else { 0 }; '))
}
else {
if (($self->{'captures'} > 1)) {
($code = ('if ($m2) { ' . '$MATCH->{to} = $m2->{to}; ' . 'if (exists $MATCH->{' . chr(39) . $self->{'metasyntax'} . chr(39) . '}) { ' . 'push @{ $MATCH->{' . chr(39) . $self->{'metasyntax'} . chr(39) . '} }, $m2; ' . '} ' . 'else { ' . '$MATCH->{' . chr(39) . $self->{'metasyntax'} . chr(39) . '} = [ $m2 ]; ' . '}; ' . '1 ' . '} else { 0 }; '))
}
else {
($code = 'if ($m2) { $MATCH->{to} = $m2->{to}; 1 } else { 0 }; ')
}
};
('(do { ' . 'my $m2 = ' . $meth . '($str, $MATCH->{to}); ' . $code . '})')
};
sub Rul::Perlito5::AST::Subrule::set_captures_to_array {
((my $self) = $_[0]);
if (($self->{'captures'} > 0)) {
($self->{'captures'} = ($self->{'captures'} + 1))
}
};
package Rul::Constant;
sub Rul::Constant::new {
((my $class) = shift());
bless({@_}, $class)
};
sub Rul::Constant::constant {
$_[0]->{ 'constant'}
};
sub Rul::Constant::emit_perl5 {
((my $self) = $_[0]);
((my $str) = $self->{'constant'});
Rul::constant($str)
};
sub Rul::Constant::set_captures_to_array {
((my $self) = $_[0])
};
package Rul::Perlito5::AST::Dot;
sub Rul::Perlito5::AST::Dot::new {
((my $class) = shift());
bless({@_}, $class)
};
sub Rul::Perlito5::AST::Dot::emit_perl5 {
((my $self) = $_[0]);
('( ' . chr(39) . chr(39) . ' ne substr( $str, $MATCH->{to}, 1 ) ' . '&& ($MATCH->{to} = 1 + $MATCH->{to})' . ')')
};
sub Rul::Perlito5::AST::Dot::set_captures_to_array {
((my $self) = $_[0])
};
package Rul::SpecialChar;
sub Rul::SpecialChar::new {
((my $class) = shift());
bless({@_}, $class)
};
sub Rul::SpecialChar::char {
$_[0]->{ 'char'}
};
sub Rul::SpecialChar::emit_perl5 {
((my $self) = $_[0]);
((my $char) = $self->{'char'});
if (($char eq 'n')) {
return (Rul::Perlito5::AST::Subrule->new('metasyntax', 'is_newline', 'captures', 0)->emit_perl5())
};
if (($char eq 'N')) {
return (Rul::Perlito5::AST::Subrule->new('metasyntax', 'not_newline', 'captures', 0)->emit_perl5())
};
if (($char eq 'd')) {
return (Rul::Perlito5::AST::Subrule->new('metasyntax', 'digit', 'captures', 0)->emit_perl5())
};
if (($char eq 's')) {
return (Rul::Perlito5::AST::Subrule->new('metasyntax', 'space', 'captures', 0)->emit_perl5())
};
if (($char eq 't')) {
return (Rul::constant(chr(9)))
};
return (Rul::constant($char))
};
sub Rul::SpecialChar::set_captures_to_array {
((my $self) = $_[0])
};
package Rul::Block;
sub Rul::Block::new {
((my $class) = shift());
bless({@_}, $class)
};
sub Rul::Block::closure {
$_[0]->{ 'closure'}
};
sub Rul::Block::emit_perl5 {
((my $self) = $_[0]);
('(do { ' . $self->{'closure'} . '; 1 })')
};
sub Rul::Block::set_captures_to_array {
((my $self) = $_[0])
};
package Rul::Before;
sub Rul::Before::new {
((my $class) = shift());
bless({@_}, $class)
};
sub Rul::Before::rule_exp {
$_[0]->{ 'rule_exp'}
};
sub Rul::Before::emit_perl5 {
((my $self) = $_[0]);
('(do { ' . 'my $tmp = $MATCH; ' . '$MATCH = { ' . chr(39) . 'str' . chr(39) . ' => $str, ' . chr(39) . 'from' . chr(39) . ' => $tmp->{to}, ' . chr(39) . 'to' . chr(39) . ' => $tmp->{to} }; ' . 'my $res = ' . $self->{'rule_exp'}->emit_perl5() . '; ' . '$MATCH = $res ? $tmp : 0; ' . '})')
};
sub Rul::Before::set_captures_to_array {
((my $self) = $_[0])
};
package Rul::NotBefore;
sub Rul::NotBefore::new {
((my $class) = shift());
bless({@_}, $class)
};
sub Rul::NotBefore::rule_exp {
$_[0]->{ 'rule_exp'}
};
sub Rul::NotBefore::emit_perl5 {
((my $self) = $_[0]);
('(do { ' . 'my $tmp = $MATCH; ' . '$MATCH = { ' . chr(39) . 'str' . chr(39) . ' => $str, ' . chr(39) . 'from' . chr(39) . ' => $tmp->{to}, ' . chr(39) . 'to' . chr(39) . ' => $tmp->{to} }; ' . 'my $res = ' . $self->{'rule_exp'}->emit_perl5() . '; ' . '$MATCH = $res ? 0 : $tmp; ' . '})')
};
sub Rul::NotBefore::set_captures_to_array {
((my $self) = $_[0])
};
1;
;
# use Perlito5::Emitter::Token
;
package main;
package Perlito5::Precedence;
# use feature
;
sub Perlito5::Precedence::new {
((my $class) = shift());
bless({@_}, $class)
};
((my $Operator) = {});
((my $Precedence) = {});
((my $Assoc) = {});
sub Perlito5::Precedence::is_assoc_type {
((my $assoc_type) = shift());
((my $op_name) = shift());
return ($Assoc->{$assoc_type}->{$op_name})
};
sub Perlito5::Precedence::is_fixity_type {
((my $fixity_type) = shift());
((my $op_name) = shift());
return ($Operator->{$fixity_type}->{$op_name})
};
sub Perlito5::Precedence::is_term {
((my $token) = shift());
(((($token->[0] eq 'term')) || (($token->[0] eq 'postfix_or_term'))) || (($token->[0] eq 'postfix')))
};
sub Perlito5::Precedence::is_num {
(($_[0] ge '0') && ($_[0] le '9'))
};
sub Perlito5::Precedence::is_ident_middle {
((my $c) = shift());
((((($c ge 'a') && ($c le 'z'))) || ((($c ge '0') && ($c le '9')))) || (($c eq '_')))
};
((my @Parsed_op_chars) = (2, 1));
((my %Parsed_op) = ('?', sub {
Perlito5::Expression->term_ternary($_[0], $_[1])
}, '(', sub {
Perlito5::Expression->term_paren($_[0], $_[1])
}, '[', sub {
Perlito5::Expression->term_square($_[0], $_[1])
}, '{', sub {
Perlito5::Expression->term_curly($_[0], $_[1])
}, '->', sub {
Perlito5::Expression->term_arrow($_[0], $_[1])
}));
((my @Term_chars) = (7, 6, 5, 4, 3, 2, 1));
((my %Term) = ('.', sub {
Perlito5::Expression->term_digit($_[0], $_[1])
}, '0', sub {
Perlito5::Expression->term_digit($_[0], $_[1])
}, '1', sub {
Perlito5::Expression->term_digit($_[0], $_[1])
}, '2', sub {
Perlito5::Expression->term_digit($_[0], $_[1])
}, '3', sub {
Perlito5::Expression->term_digit($_[0], $_[1])
}, '4', sub {
Perlito5::Expression->term_digit($_[0], $_[1])
}, '5', sub {
Perlito5::Expression->term_digit($_[0], $_[1])
}, '6', sub {
Perlito5::Expression->term_digit($_[0], $_[1])
}, '7', sub {
Perlito5::Expression->term_digit($_[0], $_[1])
}, '8', sub {
Perlito5::Expression->term_digit($_[0], $_[1])
}, '9', sub {
Perlito5::Expression->term_digit($_[0], $_[1])
}, 'my', sub {
Perlito5::Expression->term_declarator($_[0], $_[1])
}, 'do', sub {
Perlito5::Expression->term_do($_[0], $_[1])
}, 'our', sub {
Perlito5::Expression->term_declarator($_[0], $_[1])
}, 'sub', sub {
Perlito5::Expression->term_anon_sub($_[0], $_[1])
}, 'map', sub {
Perlito5::Expression->term_map_or_sort($_[0], $_[1])
}, 'eval', sub {
Perlito5::Expression->term_eval($_[0], $_[1])
}, 'sort', sub {
Perlito5::Expression->term_map_or_sort($_[0], $_[1])
}, 'grep', sub {
Perlito5::Expression->term_map_or_sort($_[0], $_[1])
}, 'state', sub {
Perlito5::Expression->term_declarator($_[0], $_[1])
}, 'local', sub {
Perlito5::Expression->term_declarator($_[0], $_[1])
}, 'return', sub {
Perlito5::Expression->term_return($_[0], $_[1])
}, 'package', sub {
Perlito5::Expression->term_package($_[0], $_[1])
}));
sub Perlito5::Precedence::add_term {
((my $name) = shift());
((my $param) = shift());
($Term{$name} = $param)
};
(my $End_token);
(my $End_token_chars);
(my %Op);
((my @Op_chars) = (3, 2, 1));
sub Perlito5::Precedence::op_parse {
((my $self) = shift());
((my $str) = shift());
((my $pos) = shift());
((my $last_is_term) = shift());
for my $len (@{$End_token_chars}) {
((my $term) = substr($str, $pos, $len));
if (exists($End_token->{$term})) {
((my $c1) = substr($str, (($pos + length($term)) - 1), 1));
((my $c2) = substr($str, ($pos + length($term)), 1));
if (!(((is_ident_middle($c1) && is_ident_middle($c2))))) {
return ({'str', $str, 'from', $pos, 'to', $pos, 'capture', ['end', $term]})
}
}
};
if (!($last_is_term)) {
for my $len (@Term_chars) {
((my $term) = substr($str, $pos, $len));
if (exists($Term{$term})) {
((my $c1) = substr($str, (($pos + length($term)) - 1), 1));
((my $c2) = substr($str, ($pos + length($term)), 1));
if (((is_num($c1) || !(is_ident_middle($c1))) || !(is_ident_middle($c2)))) {
((my $m) = $Term{$term}->($str, $pos));
if ($m) {
return ($m)
}
}
}
}
};
for my $len (@Parsed_op_chars) {
((my $op) = substr($str, $pos, $len));
if (exists($Parsed_op{$op})) {
((my $m) = $Parsed_op{$op}->($str, $pos));
if ($m) {
return ($m)
}
}
};
for my $len (@Op_chars) {
((my $op) = substr($str, $pos, $len));
if (exists($Op{$op})) {
((my $c1) = substr($str, (($pos + length($op)) - 1), 1));
((my $c2) = substr($str, ($pos + length($op)), 1));
if ((!(((is_ident_middle($c1) && is_ident_middle($c2)))) && !(((($c1 eq '&') && ($c2 eq '&')))))) {
if (((exists($Operator->{'infix'}->{$op}) && !(exists($Operator->{'prefix'}->{$op}))) && !($last_is_term))) {
}
else {
return ({'str', $str, 'from', $pos, 'to', ($pos + $len), 'capture', ['op', $op]})
}
}
}
};
return (Perlito5::Grammar::Bareword->term_bareword($str, $pos))
};
sub Perlito5::Precedence::add_op {
((my $fixity) = shift());
((my $name) = shift());
((my $precedence) = shift());
((my $param) = shift());
if (!((defined($param)))) {
($param = {})
};
((my $assoc) = ($param->{'assoc'} || 'left'));
($Operator->{$fixity}->{$name} = 1);
($Precedence->{$name} = $precedence);
($Assoc->{$assoc}->{$name} = 1);
($Op{$name} = 1)
};
((my $prec) = 100);
add_op('postfix', '.( )', $prec);
add_op('postfix', '.[ ]', $prec);
add_op('postfix', '.{ }', $prec);
add_op('postfix', '( )', $prec);
add_op('postfix', '[ ]', $prec);
add_op('postfix', 'funcall', $prec);
add_op('postfix', 'funcall_no_params', $prec);
add_op('postfix', 'methcall', $prec);
add_op('postfix', 'methcall_no_params', $prec);
add_op('postfix', 'block', $prec);
add_op('postfix', 'hash', $prec);
($prec = ($prec - 1));
add_op('prefix', '++', $prec);
add_op('prefix', '--', $prec);
add_op('postfix', '++', $prec);
add_op('postfix', '--', $prec);
($prec = ($prec - 1));
add_op('infix', '**', $prec, {'assoc', 'right'});
($prec = ($prec - 1));
add_op('prefix', chr(92), $prec);
add_op('prefix', '+', $prec);
add_op('prefix', '-', $prec);
add_op('prefix', '~', $prec);
add_op('prefix', '!', $prec);
($prec = ($prec - 1));
add_op('infix', '=~', $prec);
add_op('infix', '!~', $prec);
($prec = ($prec - 1));
add_op('infix', '*', $prec);
add_op('infix', '/', $prec);
add_op('infix', '%', $prec);
add_op('infix', 'x', $prec);
($prec = ($prec - 1));
add_op('infix', '+', $prec);
add_op('infix', '-', $prec);
add_op('infix', '.', $prec, {'assoc', 'list'});
($prec = ($prec - 1));
add_op('infix', '<<', $prec);
add_op('infix', '>>', $prec);
($prec = ($prec - 1));
for (('-r', '-w', '-x', '-o', '-R', '-W', '-X', '-O', '-e', '-z', '-s', '-f', '-d', '-l', '-p', '-S', '-b', '-c', '-t', '-u', '-g', '-k', '-T', '-B', '-M', '-A', '-C')) {
add_op('prefix', $_, $prec)
};
($prec = ($prec - 1));
add_op('infix', 'lt', $prec, {'assoc', 'chain'});
add_op('infix', 'le', $prec, {'assoc', 'chain'});
add_op('infix', 'gt', $prec, {'assoc', 'chain'});
add_op('infix', 'ge', $prec, {'assoc', 'chain'});
add_op('infix', '<=', $prec, {'assoc', 'chain'});
add_op('infix', '>=', $prec, {'assoc', 'chain'});
add_op('infix', '<', $prec, {'assoc', 'chain'});
add_op('infix', '>', $prec, {'assoc', 'chain'});
($prec = ($prec - 1));
add_op('infix', '<=>', $prec);
add_op('infix', 'cmp', $prec);
add_op('infix', '==', $prec, {'assoc', 'chain'});
add_op('infix', '!=', $prec, {'assoc', 'chain'});
add_op('infix', 'ne', $prec, {'assoc', 'chain'});
add_op('infix', 'eq', $prec, {'assoc', 'chain'});
($prec = ($prec - 1));
add_op('infix', '&', $prec);
($prec = ($prec - 1));
add_op('infix', '|', $prec);
add_op('infix', '^', $prec);
($prec = ($prec - 1));
add_op('infix', '..', $prec);
add_op('infix', '...', $prec);
add_op('infix', '~~', $prec, {'assoc', 'chain'});
($prec = ($prec - 1));
add_op('infix', '&&', $prec);
($prec = ($prec - 1));
add_op('infix', '||', $prec);
add_op('infix', '//', $prec);
($prec = ($prec - 1));
add_op('ternary', '? :', $prec, {'assoc', 'right'});
($prec = ($prec - 1));
add_op('infix', '=', $prec, {'assoc', 'right'});
add_op('infix', '**=', $prec, {'assoc', 'right'});
add_op('infix', '+=', $prec, {'assoc', 'right'});
add_op('infix', '-=', $prec, {'assoc', 'right'});
add_op('infix', '*=', $prec, {'assoc', 'right'});
add_op('infix', '/=', $prec, {'assoc', 'right'});
add_op('infix', 'x=', $prec, {'assoc', 'right'});
add_op('infix', '|=', $prec, {'assoc', 'right'});
add_op('infix', '&=', $prec, {'assoc', 'right'});
add_op('infix', '.=', $prec, {'assoc', 'right'});
add_op('infix', '<<=', $prec, {'assoc', 'right'});
add_op('infix', '>>=', $prec, {'assoc', 'right'});
add_op('infix', '%=', $prec, {'assoc', 'right'});
add_op('infix', '||=', $prec, {'assoc', 'right'});
add_op('infix', '&&=', $prec, {'assoc', 'right'});
add_op('infix', '^=', $prec, {'assoc', 'right'});
add_op('infix', '//=', $prec, {'assoc', 'right'});
($prec = ($prec - 1));
add_op('infix', '=>', $prec);
($prec = ($prec - 1));
add_op('list', ',', $prec, {'assoc', 'list'});
($prec = ($prec - 1));
add_op('prefix', 'not', $prec);
($prec = ($prec - 1));
add_op('infix', 'and', $prec);
($prec = ($prec - 1));
add_op('infix', 'or', $prec);
add_op('infix', 'xor', $prec);
($prec = ($prec - 1));
add_op('infix', '*start*', $prec);
sub Perlito5::Precedence::precedence_parse {
((my $self) = shift());
((my $get_token) = $self->{'get_token'});
((my $reduce) = $self->{'reduce'});
((my $last_end_token) = $End_token);
((my $last_end_token_chars) = $End_token_chars);
($End_token = $self->{'end_token'});
($End_token_chars = $self->{'end_token_chars'});
((my $op_stack) = []);
((my $num_stack) = []);
((my $last) = ['op', '*start*']);
((my $last_is_term) = 0);
((my $token) = $get_token->($last_is_term));
if (($token->[0] eq 'space')) {
($token = $get_token->($last_is_term))
};
for ( ; ((defined($token)) && (($token->[0] ne 'end'))); do {{
}} ) {
((my $token_is_term) = is_term($token));
if (((($token->[1] eq ',')) && (((($last->[1] eq '*start*')) || (($last->[1] eq ',')))))) {
push(@{$num_stack}, ['term', undef()] )
};
if (($Operator->{'prefix'}->{$token->[1]} && (((($last->[1] eq '*start*')) || !($last_is_term))))) {
($token->[0] = 'prefix');
unshift(@{$op_stack}, $token)
}
else {
if (($Operator->{'postfix'}->{$token->[1]} && $last_is_term)) {
((my $pr) = $Precedence->{$token->[1]});
for ( ; (scalar(@{$op_stack}) && (($pr <= $Precedence->{($op_stack->[0])->[1]}))); do {{
}} ) {
$reduce->($op_stack, $num_stack)
};
if (($token->[0] ne 'postfix_or_term')) {
($token->[0] = 'postfix')
};
unshift(@{$op_stack}, $token);
($token_is_term = 1)
}
else {
if ($token_is_term) {
if ($last_is_term) {
say('# last: ', Perlito5::Dumper::Dumper($last));
say('# token: ', Perlito5::Dumper::Dumper($token));
die('Value tokens must be separated by an operator')
};
($token->[0] = 'term');
push(@{$num_stack}, $token )
}
else {
if ($Precedence->{$token->[1]}) {
((my $pr) = $Precedence->{$token->[1]});
if ($Assoc->{'right'}->{$token->[1]}) {
for ( ; (scalar(@{$op_stack}) && (($pr < $Precedence->{($op_stack->[0])->[1]}))); do {{
}} ) {
$reduce->($op_stack, $num_stack)
}
}
else {
for ( ; (scalar(@{$op_stack}) && (($pr <= $Precedence->{($op_stack->[0])->[1]}))); do {{
}} ) {
$reduce->($op_stack, $num_stack)
}
};
if ($Operator->{'ternary'}->{$token->[1]}) {
($token->[0] = 'ternary')
}
else {
($token->[0] = 'infix')
};
unshift(@{$op_stack}, $token)
}
else {
die('Unknown token: ' . chr(39), $token->[1], chr(39))
}
}
}
};
($last = $token);
($last_is_term = $token_is_term);
($token = $get_token->($last_is_term));
if (($token->[0] eq 'space')) {
($token = $get_token->($last_is_term))
}
};
if ((defined($token) && (($token->[0] ne 'end')))) {
die('Unexpected end token: ', $token)
};
for ( ; scalar(@{$op_stack}); do {{
}} ) {
$reduce->($op_stack, $num_stack)
};
($End_token = $last_end_token);
($End_token_chars = $last_end_token_chars);
return ($num_stack)
};
1;
;
package main;
package Perlito5::Grammar::Bareword;
# use strict
;
sub Perlito5::Grammar::Bareword::term_bareword {
((my $self) = $_[0]);
((my $str) = $_[1]);
((my $pos) = $_[2]);
((my $p) = $pos);
((my $m_namespace) = Perlito5::Grammar->optional_namespace_before_ident($str, $p));
((my $namespace) = Perlito5::Match::flat($m_namespace));
($p = $m_namespace->{'to'});
((my $m_name) = Perlito5::Grammar->ident($str, $p));
if (!($m_name)) {
if ($namespace) {
($m_namespace->{'capture'} = ['term', Perlito5::AST::Var->new('sigil', '::', 'name', '', 'namespace', $namespace)]);
return ($m_namespace)
};
return ()
};
((my $name) = Perlito5::Match::flat($m_name));
($p = $m_name->{'to'});
if ((substr($str, $p, 2) eq '::')) {
($m_name->{'to'} = ($p + 2));
($m_name->{'capture'} = ['term', Perlito5::AST::Var->new('sigil', '::', 'name', '', 'namespace', ($namespace . '::' . $name))]);
return ($m_name)
};
((my $full_name) = $name);
if ($namespace) {
($full_name = ($namespace . '::' . $name))
};
((my $m) = Perlito5::Grammar::Space->ws($str, $p));
if ($m) {
($p = $m->{'to'})
};
if ((substr($str, $p, 2) eq '=>')) {
($m_name->{'capture'} = ['term', Perlito5::AST::Apply->new('code', $name, 'namespace', $namespace, 'arguments', [], 'bareword', 1)]);
($m_name->{'to'} = $p);
return ($m_name)
};
if ((substr($str, $p, 2) eq '->')) {
($m_name->{'capture'} = ['term', Perlito5::AST::Proto->new('name', $full_name)]);
($m_name->{'to'} = $p);
return ($m_name)
};
((my $effective_name) = ((($namespace || $Perlito5::PKG_NAME)) . '::' . $name));
(my $sig);
if (exists($Perlito5::PROTO->{$effective_name})) {
($sig = $Perlito5::PROTO->{$effective_name})
}
else {
if ((((!($namespace) || ($namespace eq 'CORE'))) && exists($Perlito5::CORE_PROTO->{('CORE::' . $name)}))) {
($effective_name = ('CORE::' . $name));
($sig = $Perlito5::CORE_PROTO->{$effective_name})
}
else {
($sig = undef())
}
};
((my $has_paren) = 0);
if (defined($sig)) {
if ((substr($sig, 0, 1) eq ';')) {
if ((substr($str, $p, 2) eq '//')) {
($m_name->{'capture'} = ['term', Perlito5::AST::Apply->new('code', $name, 'namespace', $namespace, 'arguments', [], 'bareword', 1)]);
($m_name->{'to'} = $p);
return ($m_name)
}
};
if (($sig eq '')) {
if ((substr($str, $p, 1) eq '(')) {
($p)++;
($has_paren = 1);
((my $m) = Perlito5::Grammar::Space->ws($str, $p));
if ($m) {
($p = $m->{'to'})
};
if ((substr($str, $p, 1) ne ')')) {
die('syntax error near ', substr($str, $pos, 10))
};
($p)++
};
($m_name->{'capture'} = ['term', Perlito5::AST::Apply->new('code', $name, 'namespace', $namespace, 'arguments', [], 'bareword', (($has_paren == 0)))]);
($m_name->{'to'} = $p);
return ($m_name)
};
if (((($sig eq '_') || ($sig eq '$')) || ($sig eq ';$'))) {
(my $m);
(my $arg);
if ((substr($str, $p, 1) eq '(')) {
($m = Perlito5::Expression->term_paren($str, $p));
if (!($m)) {
return ($m)
};
($p = $m->{'to'});
($has_paren = 1);
($arg = $m->{'capture'}->[2]);
($arg = Perlito5::Expression::expand_list($arg));
((my $v) = shift(@{$arg}));
if (@{$arg}) {
die(('Too many arguments for ' . $name))
};
($arg = $v)
}
else {
($m = Perlito5::Expression->argument_parse($str, $p));
($arg = $m->{'capture'});
if (($arg eq '*undef*')) {
($arg = undef())
}
else {
if (((ref($arg) eq 'Perlito5::AST::Apply') && ($arg->{'code'} eq 'circumfix:<( )>'))) {
((my $v) = shift(@{$arg->{'arguments'}}));
if (@{$arg->{'arguments'}}) {
die(('Too many arguments for ' . $name))
};
($arg = $v)
}
}
};
(my @args);
if (defined($arg)) {
push(@args, $arg );
($has_paren = 1)
}
else {
if (($sig eq '$')) {
die(('Not enough arguments for ' . $name))
};
if (($sig eq '_')) {
push(@args, Perlito5::AST::Var->new('namespace', '', 'name', '_', 'sigil', '$') )
}
};
($m->{'capture'} = ['term', Perlito5::AST::Apply->new('code', $name, 'namespace', $namespace, 'arguments', \@args, 'bareword', (($has_paren == 0)))]);
return ($m)
};
if (($sig eq '*')) {
}
};
if ((substr($str, $p, 1) eq '(')) {
($m = Perlito5::Expression->term_paren($str, $p));
if (!($m)) {
return ($m)
};
((my $arg) = $m->{'capture'}->[2]);
($arg = Perlito5::Expression::expand_list($arg));
($m->{'capture'} = ['term', Perlito5::AST::Apply->new('code', $name, 'namespace', $namespace, 'arguments', $arg)]);
return ($m)
};
((my $m_list) = Perlito5::Expression->list_parse($str, $p));
((my $list) = $m_list->{'capture'});
if (($list ne '*undef*')) {
($m_name->{'capture'} = ['postfix_or_term', 'funcall', $namespace, $name, $list]);
($m_name->{'to'} = $m_list->{'to'});
return ($m_name)
};
($m_name->{'capture'} = ['postfix_or_term', 'funcall_no_params', $namespace, $name]);
return ($m_name)
};
1;
;
package main;
package Perlito5::Expression;
# use Perlito5::Precedence
;
# use Perlito5::Grammar::Bareword
;
sub Perlito5::Expression::expand_list {
((my $param_list) = shift());
if (((ref($param_list) eq 'Perlito5::AST::Apply') && ($param_list->code() eq 'list:<,>'))) {
((my $args) = []);
for my $v (@{$param_list->arguments()}) {
if (defined($v)) {
push(@{$args}, $v )
}
};
return ($args)
}
else {
if (($param_list eq '*undef*')) {
return ([])
}
else {
return ([$param_list])
}
}
};
sub Perlito5::Expression::block_or_hash {
((my $o) = shift());
if (defined($o->sig())) {
return ($o)
};
((my $stmts) = $o->stmts());
if ((!((defined($stmts))) || (scalar(@{$stmts}) == 0))) {
return (Perlito5::AST::Apply->new('code', 'circumfix:<{ }>', 'namespace', '', 'arguments', []))
};
if ((scalar(@{$stmts}) != 1)) {
return ($o)
};
((my $stmt) = $stmts->[0]);
if ((ref($stmt) eq 'Perlito5::AST::Var')) {
return (Perlito5::AST::Apply->new('code', 'circumfix:<{ }>', 'namespace', '', 'arguments', [$stmt]))
};
if ((ref($stmt) ne 'Perlito5::AST::Apply')) {
return ($o)
};
if (($stmt->code() eq 'infix:<=>>')) {
return (Perlito5::AST::Apply->new('code', 'circumfix:<{ }>', 'namespace', '', 'arguments', [$stmt]))
};
if (($stmt->code() ne 'list:<,>')) {
return ($o)
};
for my $item (@{$stmt->arguments()}) {
if (((ref($item) eq 'Perlito5::AST::Apply') && ($item->code() eq 'infix:<=>>'))) {
return (Perlito5::AST::Apply->new('code', 'circumfix:<{ }>', 'namespace', '', 'arguments', expand_list($stmt)))
}
};
return ($o)
};
sub Perlito5::Expression::pop_term {
((my $num_stack) = shift());
((my $v) = pop(@{$num_stack}));
if ((ref($v) eq 'ARRAY')) {
if (($v->[1] eq 'methcall_no_params')) {
($v = Perlito5::AST::Call->new('invocant', undef(), 'method', $v->[2], 'arguments', []));
return ($v)
};
if (($v->[1] eq 'funcall_no_params')) {
($v = Perlito5::AST::Apply->new('code', $v->[3], 'namespace', $v->[2], 'arguments', [], 'bareword', 1));
return ($v)
};
if (($v->[1] eq 'methcall')) {
((my $param_list) = expand_list(($v->[3])));
($v = Perlito5::AST::Call->new('invocant', undef(), 'method', $v->[2], 'arguments', $param_list));
return ($v)
};
if (($v->[1] eq 'funcall')) {
((my $param_list) = expand_list(($v->[4])));
($v = Perlito5::AST::Apply->new('code', $v->[3], 'arguments', $param_list, 'namespace', $v->[2]));
return ($v)
};
if (($v->[1] eq '( )')) {
((my $param_list) = expand_list($v->[2]));
($v = Perlito5::AST::Apply->new('code', 'circumfix:<( )>', 'arguments', $param_list, 'namespace', ''));
return ($v)
};
if (($v->[1] eq '[ ]')) {
((my $param_list) = expand_list($v->[2]));
($v = Perlito5::AST::Apply->new('code', 'circumfix:<[ ]>', 'arguments', $param_list, 'namespace', ''));
return ($v)
};
if (($v->[1] eq 'block')) {
($v = Perlito5::AST::Lit::Block->new('stmts', $v->[2], 'sig', $v->[3]));
($v = block_or_hash($v));
return ($v)
};
if (($v->[1] eq '.( )')) {
($v = Perlito5::AST::Call->new('invocant', undef(), 'method', 'postcircumfix:<( )>', 'arguments', $v->[2]));
return ($v)
};
if (($v->[1] eq '.[ ]')) {
($v = Perlito5::AST::Index->new('obj', undef(), 'index_exp', $v->[2]));
return ($v)
};
if (($v->[1] eq '.{ }')) {
($v = Perlito5::AST::Lookup->new('obj', undef(), 'index_exp', $v->[2]));
return ($v)
};
return ($v->[1])
};
return ($v)
};
sub Perlito5::Expression::reduce_postfix {
((my $op) = shift());
((my $value) = shift());
((my $v) = $op);
if (($v->[1] eq 'methcall_no_params')) {
($v = Perlito5::AST::Call->new('invocant', $value, 'method', $v->[2], 'arguments', []));
return ($v)
};
if (($v->[1] eq 'funcall_no_params')) {
die('unexpected function call')
};
if (($v->[1] eq 'methcall')) {
((my $param_list) = expand_list($v->[3]));
($v = Perlito5::AST::Call->new('invocant', $value, 'method', $v->[2], 'arguments', $param_list));
return ($v)
};
if (($v->[1] eq 'funcall')) {
die('unexpected function call')
};
if (($v->[1] eq '( )')) {
((my $param_list) = expand_list($v->[2]));
if (((ref($value) eq 'Perlito5::AST::Apply') && !((defined($value->arguments()))))) {
($value->{'arguments'} = $param_list);
return ($value)
};
if (((ref($value) eq 'Perlito5::AST::Call') && !((defined($value->arguments()))))) {
($value->{'arguments'} = $param_list);
return ($value)
};
($v = Perlito5::AST::Call->new('invocant', $value, 'method', 'postcircumfix:<( )>', 'arguments', $param_list));
return ($v)
};
if (($v->[1] eq '[ ]')) {
($v = Perlito5::AST::Index->new('obj', $value, 'index_exp', $v->[2]));
return ($v)
};
if (($v->[1] eq 'block')) {
($v = Perlito5::AST::Lookup->new('obj', $value, 'index_exp', ($v->[2])->[0]));
return ($v)
};
if (($v->[1] eq '.( )')) {
((my $param_list) = expand_list($v->[2]));
($v = Perlito5::AST::Call->new('invocant', $value, 'method', 'postcircumfix:<( )>', 'arguments', $param_list));
return ($v)
};
if (($v->[1] eq '.[ ]')) {
($v = Perlito5::AST::Call->new('invocant', $value, 'method', 'postcircumfix:<[ ]>', 'arguments', $v->[2]));
return ($v)
};
if (($v->[1] eq '.{ }')) {
($v = Perlito5::AST::Call->new('invocant', $value, 'method', 'postcircumfix:<{ }>', 'arguments', $v->[2]));
return ($v)
};
push(@{$op}, $value );
return ($op)
};
((my $reduce_to_ast) = sub {
((my $op_stack) = shift());
((my $num_stack) = shift());
((my $last_op) = shift(@{$op_stack}));
if (($last_op->[0] eq 'prefix')) {
push(@{$num_stack}, Perlito5::AST::Apply->new('namespace', '', 'code', ('prefix:<' . $last_op->[1] . '>'), 'arguments', [pop_term($num_stack)]) )
}
else {
if (($last_op->[0] eq 'postfix')) {
push(@{$num_stack}, Perlito5::AST::Apply->new('namespace', '', 'code', ('postfix:<' . $last_op->[1] . '>'), 'arguments', [pop_term($num_stack)]) )
}
else {
if (($last_op->[0] eq 'postfix_or_term')) {
push(@{$num_stack}, reduce_postfix($last_op, pop_term($num_stack)) )
}