Perl::Critic::Policy::BuiltinFunctions::RequireBlockMap - Write "map { /$pattern/ } @list" instead of
Contents
Affiliation
This Policy is part of the core Perl::Critic distribution.
Configuration
This Policy is not configurable except for the standard options.
Copyright
Copyright (c) 2005-2013 Imaginative Software Systems. All rights reserved.
This program is free software; you can redistribute it and/or modify it under the same terms as Perl
itself. The full text of this license can be found in the LICENSE file included with this module.
perl v5.40.0 2024-10-28 Perl::Critic::...RequireBlockMap(3pm)
Description
The expression forms of "grep" and "map" are awkward and hard to read. Use the block forms instead.
@matches = grep /pattern/, @list; #not ok
@matches = grep { /pattern/ } @list; #ok
@mapped = map transform($_), @list; #not ok
@mapped = map { transform($_) } @list; #ok
Name
Perl::Critic::Policy::BuiltinFunctions::RequireBlockMap - Write "map { /$pattern/ } @list" instead of
"map /$pattern/, @list".
See Also
Perl::Critic::Policy::BuiltinFunctions::ProhibitStringyEval
Perl::Critic::Policy::BuiltinFunctions::RequireBlockGrep
