Initial Commit

database/perl/lib/Perl/PrereqScanner/NotQuiteLite/Parser/ModuleRuntime.pm

@@ -0,0 +1,97 @@
+package Perl::PrereqScanner::NotQuiteLite::Parser::ModuleRuntime;
+
+use strict;
+use warnings;
+use Perl::PrereqScanner::NotQuiteLite::Util;
+
+my %known_functions = map {$_ => 1} qw/
+  require_module use_module use_package_optimistically
+/;
+
+sub register { return {
+  use => {
+    'Module::Runtime' => 'parse_module_runtime_args',
+  },
+}}
+
+sub register_fqfn { return {
+  map { "Module::Runtime::".$_ => "parse_".$_."_args" }
+  keys %known_functions
+}}
+
+sub parse_module_runtime_args {
+  my ($class, $c, $used_module, $raw_tokens) = @_;
+
+  my $tokens = convert_string_tokens($raw_tokens);
+  if (is_version($tokens->[0])) {
+    $c->add($used_module => shift @$tokens);
+  }
+
+  for my $token (@$tokens) {
+    next if ref $token;
+
+    if ($known_functions{$token}) {
+      $c->register_keyword_parser(
+        $token,
+        [$class, 'parse_'.$token.'_args', $used_module],
+      );
+    }
+  }
+}
+
+sub parse_require_module_args {
+  my ($class, $c, $used_module, $raw_tokens) = @_;
+
+  my $tokens = convert_string_tokens($raw_tokens);
+  shift @$tokens; # function
+  my $module = shift @$tokens;
+  return unless is_module_name($module);
+  $c->add_conditional($module => 0);
+}
+
+sub parse_use_module_args {
+  my ($class, $c, $used_module, $raw_tokens) = @_;
+
+  my $tokens = convert_string_tokens($raw_tokens);
+  shift @$tokens; # function
+  my ($module, undef, $version) = @$tokens;
+  $version = 0 unless $version and is_version($version);
+  $c->add_conditional($module => $version);
+}
+
+sub parse_use_package_optimistically_args {
+  my ($class, $c, $used_module, $raw_tokens) = @_;
+
+  my $tokens = convert_string_tokens($raw_tokens);
+  shift @$tokens; # function
+  my ($module, undef, $version) = @$tokens;
+  $version = 0 unless $version and is_version($version);
+  $c->add_conditional($module => $version);
+}
+
+1;
+
+__END__
+
+=encoding utf-8
+
+=head1 NAME
+
+Perl::PrereqScanner::NotQuiteLite::Parser::ModuleRuntime
+
+=head1 DESCRIPTION
+
+This parser is to deal with module loading by C<Module::Runtime>.
+
+=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