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rARC/src/lint/linter/standards/ArcanistLinterStandard.php
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ArcanistLinterStandard.php
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<?php
/**
* A "linter standard" is a collection of linter rules with associated
* severities and configuration.
*
* Basically, a linter standard allows a set of linter rules and configuration
* to be easily reused across multiple repositories without duplicating the
* contents of the `.arclint` file (and the associated maintenance costs in
* keeping changes to this file synchronized).
*/
abstract class ArcanistLinterStandard extends Phobject {
/**
* Returns a unique identifier for the linter standard.
*
* @return string
*/
abstract public function getKey();
/**
* Returns a human-readable name for the linter standard.
*
* @return string
*/
abstract public function getName();
/**
* Returns a human-readable description for the linter standard.
*
* @return string
*/
abstract public function getDescription();
/**
* Checks whether the linter standard supports a specified linter.
*
* @param ArcanistLinter The linter which is being configured.
* @return bool True if the linter standard supports the specified
* linter, otherwise false.
*/
abstract public function supportsLinter(ArcanistLinter $linter);
/**
* Get linter configuration.
*
* Returns linter configuration which is passed to
* @{method:ArcanistLinter::setLinterConfigurationValue}.
*
* @return map<string, wild>
*/
public function getLinterConfiguration() {
return array();
}
/**
* Get linter severities.
*
* Returns linter severities which are passed to
* @{method:ArcanistLinter::addCustomSeverityMap}.
*
* @return map
*/
public function getLinterSeverityMap() {
return array();
}
/**
* Load a linter standard by key.
*
* @param string
* @param ArcanistLinter
* @return ArcanistLinterStandard
*/
final public static function getStandard($key, ArcanistLinter $linter) {
$standards = self::loadAllStandardsForLinter($linter);
if (empty($standards[$key])) {
throw new ArcanistUsageException(
pht(
'No such linter standard. Available standards are: %s.',
implode(', ', array_keys($standards))));
}
return $standards[$key];
}
/**
* Load all linter standards.
*
* @return list<ArcanistLinterStandard>
*/
final public static function loadAllStandards() {
return id(new PhutilClassMapQuery())
->setAncestorClass(__CLASS__)
->setUniqueMethod('getKey')
->execute();
}
/**
* Load all linter standards which support a specified linter.
*
* @param ArcanistLinter
* @return list<ArcanistLinterStandard>
*/
final public static function loadAllStandardsForLinter(
ArcanistLinter $linter) {
$all_standards = self::loadAllStandards();
$standards = array();
foreach ($all_standards as $standard) {
if ($standard->supportsLinter($linter)) {
$standards[$standard->getKey()] = $standard;
}
}
return $standards;
}
}

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