Create accountLogin

Recent searches

No recent searches

Search options

Only available when logged in.
shakedown.social is one of the many independent Mastodon servers you can use to participate in the fediverse.
A community for live music fans with roots in the jam scene. Shakedown Social is run by a team of volunteers (led by @clifff and @sethadam1) and funded by donations.

Administered by:

Server stats:

285
active users

shakedown.social: AboutStatusProfiles directoryPrivacy policy

Mastodon: AboutGet the appKeyboard shortcutsView source codev4.3.7

#perlcritic

0 posts0 participants0 posts today
Mark Gardner<p><span class="h-card" translate="no"><a href="https://mastodon.social/@Pyrrhlin" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>Pyrrhlin</span></a></span> I like to see the test first when reading from left to right.</p><p>Per <a href="https://social.sdf.org/tags/perlcritic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>perlcritic</span></a> I reserve postfix controls for program flow control functions like return, last, next, etc. <a href="https://metacpan.org/pod/Perl::Critic::Policy::ControlStructures::ProhibitPostfixControls" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">metacpan.org/pod/Perl::Critic:</span><span class="invisible">:Policy::ControlStructures::ProhibitPostfixControls</span></a></p>
Mark Gardner<p><span class="h-card" translate="no"><a href="https://fosstodon.org/@tripleo" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>tripleo</span></a></span> <a href="https://social.sdf.org/tags/Perl" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Perl</span></a>’s “sharp edges” are mainly early syntax and features that later experience with large and networked <a href="https://social.sdf.org/tags/programming" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>programming</span></a> found dangerous, but are preserved for backward (and we do mean “backward”) compatibility.</p><p>See the details of the `strict` and `warnings` pragmas, and successively missing items in `feature` bundles:</p><p>• <a href="https://perldoc.perl.org/strict" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">perldoc.perl.org/strict</span><span class="invisible"></span></a><br>• <a href="https://perldoc.perl.org/warnings" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">perldoc.perl.org/warnings</span><span class="invisible"></span></a><br>• <a href="https://perldoc.perl.org/feature#FEATURE-BUNDLES" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">perldoc.perl.org/feature#FEATU</span><span class="invisible">RE-BUNDLES</span></a></p><p>And the summary of policies included in <a href="https://social.sdf.org/tags/PerlCritic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PerlCritic</span></a>: <a href="https://MetaCPAN.org/pod/Perl::Critic::PolicySummary" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">MetaCPAN.org/pod/Perl::Critic:</span><span class="invisible">:PolicySummary</span></a></p>
Mark Gardner<p><span class="h-card"><a href="https://fosstodon.org/@nobodyinperson" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>nobodyinperson</span></a></span> Bliss to write but not to read as tortuous double-negatives pile up with maintenance. The ProhibitUnlessBlocks <a href="https://social.sdf.org/tags/PerlCritic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PerlCritic</span></a> policy exists for a reason: <a href="https://metacpan.org/pod/Perl::Critic::Policy::ControlStructures::ProhibitUnlessBlocks" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">metacpan.org/pod/Perl::Critic:</span><span class="invisible">:Policy::ControlStructures::ProhibitUnlessBlocks</span></a></p><p>This applies to both `unless` and `until`. Congratulations if you've used them in the past: you contributed to <a href="https://social.sdf.org/tags/Perl" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Perl</span></a>'s reputation as a write-only language in the eyes of the person who had to revise your code to deal with more complicated conditions.</p>
Mark Gardner<p><span class="h-card"><a href="https://mastodon.social/@eliasp" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>eliasp</span></a></span> <span class="h-card"><a href="https://mathstodon.xyz/@ColinTheMathmo" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>ColinTheMathmo</span></a></span> BTW <a href="https://social.sdf.org/tags/Perl" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Perl</span></a> has two well-known tools to encourage and enforce <a href="https://social.sdf.org/tags/programming" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>programming</span></a> style and best practices, respectively:<br>• <a href="https://social.sdf.org/tags/PerlTidy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PerlTidy</span></a>: <a href="https://perltidy.github.io/perltidy" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="">perltidy.github.io/perltidy</span><span class="invisible"></span></a><br>• <a href="https://social.sdf.org/tags/PerlCritic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PerlCritic</span></a>: <a href="http://perlcritic.com" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">http://</span><span class="">perlcritic.com</span><span class="invisible"></span></a></p><p>Your project or team can use their reasonable defaults or further configure them to reflect and maintain the consistent application of your preferences. They also integrate with editors/IDEs, source control management, and author <a href="https://social.sdf.org/tags/testing" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>testing</span></a>.</p>
Mark Gardner<p><span class="h-card"><a href="https://mastodon.social/@regehr" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>regehr</span></a></span> <span class="h-card"><a href="https://discuss.systems/@commodore" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>commodore</span></a></span> <span class="h-card"><a href="https://discuss.systems/@dev" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>dev</span></a></span> There is even a (low-severity, a/k/a “cruel”) <a href="https://social.sdf.org/tags/PerlCritic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PerlCritic</span></a> policy to discourage everything but $_, @_, $], and numbered <a href="https://social.sdf.org/tags/RegularExpression" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>RegularExpression</span></a> capture variables: <a href="https://metacpan.org/pod/Perl::Critic::Policy::Variables::ProhibitPunctuationVars" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">metacpan.org/pod/Perl::Critic:</span><span class="invisible">:Policy::Variables::ProhibitPunctuationVars</span></a></p><p><a href="https://metacpan.org/pod/Perl::Critic::Policy::Variables::ProhibitMatchVars" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">metacpan.org/pod/Perl::Critic:</span><span class="invisible">:Policy::Variables::ProhibitMatchVars</span></a> already protects you against the performance-sapping $`, $&amp;, and $' match variables</p><p>And you can configure your own prohibited list with <a href="https://metacpan.org/pod/Perl::Critic::Policy::Variables::ProhibitEvilVariables" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">metacpan.org/pod/Perl::Critic:</span><span class="invisible">:Policy::Variables::ProhibitEvilVariables</span></a></p><p><a href="https://social.sdf.org/tags/Perl" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Perl</span></a> <a href="https://social.sdf.org/tags/RegEx" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>RegEx</span></a> <a href="https://social.sdf.org/tags/RegExp" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>RegExp</span></a> <a href="https://social.sdf.org/tags/RegExes" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>RegExes</span></a> <a href="https://social.sdf.org/tags/RegExps" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>RegExps</span></a></p>
Mark Gardner<p><span class="h-card"><a href="https://mastodon.org.uk/@rbairwell" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>rbairwell</span></a></span> <span class="h-card"><a href="https://infosec.exchange/@barubary" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>barubary</span></a></span> Conway notes some problems with <a href="https://social.sdf.org/tags/Perl" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Perl</span></a> AUTOLOAD in “Perl Best Practices” (2005) and there is a severity 3 policy against it provided with <a href="https://social.sdf.org/tags/PerlCritic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PerlCritic</span></a>: <a href="https://metacpan.org/pod/Perl::Critic::Policy::ClassHierarchies::ProhibitAutoloading" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">metacpan.org/pod/Perl::Critic:</span><span class="invisible">:Policy::ClassHierarchies::ProhibitAutoloading</span></a></p><p>Basic problems are: first AUTOLOAD wins in a class hierarchy; your AUTOLOAD has to handle/reject everything cleanly and is therefore an infinitely complex interface; AUTOLOAD gets called on object destruction if the class is missing an explicit DESTROY method</p>
Mark Gardner<p><span class="h-card"><a href="https://fosstodon.org/@RL_Dane" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>RL_Dane</span></a></span> <span class="h-card"><a href="https://social.finkhaeuser.de/@jens" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>jens</span></a></span> <span class="h-card"><a href="https://metalhead.club/@stoerdebegga" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>stoerdebegga</span></a></span> Opinions vary on how, but you should always check the return value of `open`. <a href="https://metacpan.org/pod/Perl::Critic::Policy::InputOutput::RequireCheckedOpen" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">metacpan.org/pod/Perl::Critic:</span><span class="invisible">:Policy::InputOutput::RequireCheckedOpen</span></a> enforces that.</p><p>I like autodie: <a href="https://perldoc.perl.org/autodie" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="">perldoc.perl.org/autodie</span><span class="invisible"></span></a></p><p>General consensus is that `unless` is confusing and postfix conditionals are too, except when used in flow control. <a href="https://metacpan.org/pod/Perl::Critic::Policy::ControlStructures::ProhibitUnlessBlocks" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">metacpan.org/pod/Perl::Critic:</span><span class="invisible">:Policy::ControlStructures::ProhibitUnlessBlocks</span></a> and <a href="https://metacpan.org/pod/Perl::Critic::Policy::ControlStructures::ProhibitPostfixControls" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">metacpan.org/pod/Perl::Critic:</span><span class="invisible">:Policy::ControlStructures::ProhibitPostfixControls</span></a> enforce that.</p><p>Since opinions vary, codify your projects’ standards in <a href="https://social.sdf.org/tags/PerlCritic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PerlCritic</span></a>’s configuration to settle arguments: <a href="https://metacpan.org/pod/Perl::Critic#CONFIGURATION" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">metacpan.org/pod/Perl::Critic#</span><span class="invisible">CONFIGURATION</span></a></p>
Mark Gardner<p><span class="h-card"><a href="https://chaos.social/@sjn" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>sjn</span></a></span> <span class="h-card"><a href="https://planet.chrisbeckstrom.com/users/cb" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>cb</span></a></span> 99% of the “<a href="https://social.sdf.org/tags/Perl" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Perl</span></a> is line noise” complaints are because of unformatted <a href="https://social.sdf.org/tags/RegularExpressions" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>RegularExpressions</span></a>. Every language worth anything eventually supports them, but only <span class="h-card"><a href="https://chirp.social/@Perl" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>Perl</span></a></span> (and <a href="https://social.sdf.org/tags/awk" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>awk</span></a>, earlier) makes them first-class citizens. And with Perl you can format and comment them for readability: <a href="https://perldoc.perl.org/perlretut#Embedding-comments-and-modifiers-in-a-regular-expression" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">perldoc.perl.org/perlretut#Emb</span><span class="invisible">edding-comments-and-modifiers-in-a-regular-expression</span></a></p><p>We format the rest of our code for humans. Why not <a href="https://social.sdf.org/tags/regexps" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>regexps</span></a>?</p><p><a href="https://social.sdf.org/tags/PerlCritic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PerlCritic</span></a> can warn against bad regexps: <a href="https://metacpan.org/search?size=200&amp;q=module%3APerl%3A%3ACritic%3A%3APolicy%3A%3ARegularExpressions" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">metacpan.org/search?size=200&amp;q</span><span class="invisible">=module%3APerl%3A%3ACritic%3A%3APolicy%3A%3ARegularExpressions</span></a></p><p><a href="https://social.sdf.org/tags/regex" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>regex</span></a> <a href="https://social.sdf.org/tags/regexes" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>regexes</span></a> <a href="https://social.sdf.org/tags/programming" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>programming</span></a> <a href="https://social.sdf.org/tags/coding" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>coding</span></a> <a href="https://social.sdf.org/tags/SoftwareDevelopment" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SoftwareDevelopment</span></a></p>
Mark Gardner<p><span class="h-card"><a href="https://mstdn.science/@ChristosArgyrop" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>ChristosArgyrop</span></a></span> <span class="h-card"><a href="https://chirp.social/@Perl" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>Perl</span></a></span> In answer to your question about <a href="https://social.sdf.org/tags/Perl" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Perl</span></a> symbolic references on the Twitter community (<a href="https://twitter.com/ChristosArgyrop/status/1612637569426280448" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">twitter.com/ChristosArgyrop/st</span><span class="invisible">atus/1612637569426280448</span></a>), I still find them useful when you want to dynamically define things in the symbol table like functions/methods. Though Package::Stash provides a nice API for that so you don’t have to litter your code with `no strict 'refs'` and attendant <a href="https://social.sdf.org/tags/PerlCritic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PerlCritic</span></a> annotations. <a href="https://metacpan.org/pod/Package::Stash" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">metacpan.org/pod/Package::Stas</span><span class="invisible">h</span></a></p>
ExploreLive feeds
About