Relax the rule that arrays may not span more than 80 characters
>>> [!note] Migrated issue
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Reported by: [gapple](https://www.drupal.org/user/490940)
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<h3 id="summary-problem-motivation">Problem/Motivation</h3>
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<h3 id="summary-problem-motivation">Problem/Motivation</h3>
<p><a href="https://www.drupal.org/docs/develop/standards/coding-standards#array">Per the current standard</a>:</p>
<blockquote><p>Note that if the line declaring an array spans longer than 80 characters (often the case with form and menu declarations), each element should be broken into its own line, and indented one level:</p></blockquote>
<p>Coder currently also has an exception for arrays of only two items - only arrays with three or more items receive a warning for being over 80 characters.</p>
<p>However, this is impractical in certain circumstances:</p>
<p>1. In a complex form, I'm altering <code>#parents</code> to remove wrapping elements from the structure of submitted values in form state. The array goes over 80 characters on the line, but breaking it into individual lines is awkward for this type of simple definition</p>
<pre>class {<br> function () {<br> foreach(...) {<br> foreach (...) {<br> $form[$policyTypeKey]['directives'][$directiveName]['options']['flags_wrapper']['flags'] = [<br> '#type' => 'checkboxes',<br> '#parents' => [$policyTypeKey, 'directives', $directiveName, 'flags'],<br> '#options' => [<br> 'unsafe-inline' => "'unsafe-inline'",<br> 'unsafe-eval' => "'unsafe-eval'",<br> 'unsafe-hashes' => "'unsafe-hashes'",<br> 'unsafe-allow-redirects' => "'unsafe-allow-redirects'",<br> 'strict-dynamic' => "'strict-dynamic'",<br> 'report-sample' => "'report-sample'",<br> ],<br> '#default_value' => $config->get($policyTypeKey . '.directives.' . $directiveName . '.flags') ?: [],<br> ];<br> }<br> }<br> }<br>}</pre><p>2. Later when retrieving the form values during validation or submission, they are accessed by specifying the keys in an array which will also be longer than 80 characters.</p>
<pre>class {<br> function () {<br> foreach (...) {<br> $reportHandlerOptions = $form_state->getValue([$policyTypeKey, 'reporting', $reportHandlerPluginId]);<br> }<br> }<br>}</pre><h3 id="summary-proposed-resolution">Proposed resolution</h3>
<p>Update the note in the standard to:</p>
<blockquote><p>
Note that if the line declaring an associative array contains three or more elements and spans longer than 80 characters (often the case with form and menu declarations), each element should be broken into its own line, and indented one level
</p></blockquote>
<p>e.g.<br>
This would not produce a warning:<br>
<code><br>
$variable = ['a', 'really', 'long', 'array', 'that', 'is', 'longer', 'than', 80, 'characters];<br>
<code></code></code></p>
> Related issue: [Issue #1805542](https://www.drupal.org/node/1805542)
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