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|
package Perl::PrereqScanner::NotQuiteLite::Parser::MooseXDeclare;
use strict;
use warnings;
use Perl::PrereqScanner::NotQuiteLite::Util;
sub register { return {
use => {
'MooseX::Declare' => 'parse_moosex_declare_args',
},
}}
sub parse_moosex_declare_args {
my ($class, $c, $used_module, $raw_tokens) = @_;
$c->register_sub_parser(
'class',
[$class, 'parse_class_args', $used_module],
);
$c->register_sub_parser(
'role',
[$class, 'parse_role_args', $used_module],
);
$c->register_keyword_parser(
'extends',
[$class, 'parse_extends_args', $used_module],
);
$c->register_keyword_parser(
'with',
[$class, 'parse_with_args', $used_module],
);
$c->register_keyword_parser(
'namespace',
[$class, 'parse_namespace_args', $used_module],
);
$c->register_sub_keywords(qw/
class method role
before after around override augment
/);
$c->prototype_re(qr{\G(\((?:[^\\\(\)]*(?:\\.[^\\\(\)]*)*)\))});
}
sub parse_class_args {
my ($class, $c, $used_module, $raw_tokens) = @_;
my $namespace = $c->stash->{moosex_declare}{namespace} || '';
my $tokens = convert_string_tokens($raw_tokens);
shift @$tokens; # discard class
my $class_name = (shift @$tokens || [])->[0] or return;
if ($class_name eq '::') {
my $name = (shift @$tokens || [])->[0];
$class_name = $namespace . '::' . $name;
}
my $prev = '';
while(my $token = shift @$tokens) {
if ($token->[0] eq 'extends' or $token->[0] eq 'with') {
while(1) {
my $name = (shift @$tokens || [])->[0];
if ($name eq '::') {
$name = $namespace . '::' . (shift @$tokens || [])->[0];
}
$c->add($name => 0) if is_module_name($name);
last if !@$tokens;
my $next_token = $tokens->[0];
last if $next_token->[0] ne ',';
shift @$tokens;
}
}
}
}
sub parse_role_args {
my ($class, $c, $used_module, $raw_tokens) = @_;
my $namespace = $c->stash->{moosex_declare}{namespace} || '';
my $tokens = convert_string_tokens($raw_tokens);
shift @$tokens; # discard role
my $class_name = (shift @$tokens)->[0];
if ($class_name eq '::') {
my $name = (shift @$tokens)->[0];
$class_name = $namespace . '::' . $name;
}
my $prev = '';
while(my $token = shift @$tokens) {
if ($token->[0] eq 'with') {
while(1) {
my $name = (shift @$tokens)->[0];
if ($name eq '::') {
$name = $namespace . '::' . (shift @$tokens)->[0];
}
$c->add($name => 0) if is_module_name($name);
last if !@$tokens;
my $next_token = $tokens->[0];
last if $next_token->[0] ne ',';
shift @$tokens;
}
}
}
}
sub parse_namespace_args {
my ($class, $c, $used_module, $raw_tokens) = @_;
my $tokens = convert_string_tokens($raw_tokens);
shift @$tokens; # discard namespace
my $first_token = (shift @$tokens)->[0];
if (is_module_name($first_token)) {
$c->stash->{moosex_declare}{namespace} = $first_token;
}
}
sub parse_extends_args { shift->_parse_loader_args(@_) }
sub parse_with_args { shift->_parse_loader_args(@_) }
sub _parse_loader_args {
my ($class, $c, $used_module, $raw_tokens) = @_;
my $namespace = $c->stash->{moosex_declare}{namespace} || '';
my $tokens = convert_string_tokens($raw_tokens);
shift @$tokens; # discard extends, with;
my $prev;
while(my $token = shift @$tokens) {
if (!ref $token) {
if ($token =~ /^::/) {
$token = $namespace . $token;
}
$c->add($token => 0);
$prev = $token;
next;
}
my $desc = $token->[1] || '';
if ($desc eq '{}') {
my @hash_tokens = @{$token->[0] || []};
for(my $i = 0, my $len = @hash_tokens; $i < $len; $i++) {
if ($hash_tokens[$i][0] eq '-version' and $i < $len - 2) {
my $maybe_version_token = $hash_tokens[$i + 2];
my $maybe_version = $maybe_version_token->[0];
if (ref $maybe_version) {
$maybe_version = $maybe_version->[0];
}
if ($prev and is_version($maybe_version)) {
$c->add($prev => $maybe_version);
}
}
}
}
}
}
1;
__END__
=encoding utf-8
=head1 NAME
Perl::PrereqScanner::NotQuiteLite::Parser::MooseXDeclare
=head1 DESCRIPTION
This parser is to deal with modules loaded by C<extends> and/or
C<with> from L<MooseX::Declare>.
=head1 AUTHOR
Kenichi Ishigaki, E<lt>ishigaki@cpan.orgE<gt>
=head1 COPYRIGHT AND LICENSE
This software is copyright (c) 2017 by Kenichi Ishigaki.
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.
=cut
|
