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<?php
namespace MediaWiki\Settings\Config;
use MediaWiki\Config\Config;
use MediaWiki\Settings\SettingsBuilderException;
/**
* Builder for Config objects.
*
* @unstable
*/
interface ConfigBuilder {
/**
* Set the configuration $key to $value.
*
* @param string $key
* @param mixed $value
* @param MergeStrategy|null $mergeStrategy strategy for merging array config values.
* @return ConfigBuilder
*/
public function set( string $key, $value, ?MergeStrategy $mergeStrategy = null ): ConfigBuilder;
/**
* Set all values in the array.
*
* @param array $values
* @param MergeStrategy[] $mergeStrategies The merge strategies indexed by config key
* @return ConfigBuilder
*/
public function setMulti( array $values, array $mergeStrategies = [] ): ConfigBuilder;
/**
* Set the default for the configuration $key to $defaultValue.
*
* If the $key is already set, non-array $defaultValue will be ignored,
* for array $defaultValue the existing value will be merged into it as
* if the default was already there when the existing value was set.
*
* @param string $key
* @param mixed $defaultValue
* @param MergeStrategy|null $mergeStrategy strategy for merging array config values.
* @return ConfigBuilder
*/
public function setDefault( string $key, $defaultValue, ?MergeStrategy $mergeStrategy = null ): ConfigBuilder;
/**
* Set defaults in a batch.
*
* @param array $defaults The default values
* @param MergeStrategy[] $mergeStrategies The merge strategies indexed by config key
* @return ConfigBuilder
* @throws SettingsBuilderException if a merge strategy is not provided and
* the value is not an array.
*/
public function setMultiDefault( array $defaults, array $mergeStrategies ): ConfigBuilder;
/**
* Get the current value for $key.
*
* @param string $key
* @return mixed
*/
public function get( string $key );
/**
* Build the resulting Config object.
*
* @return Config
*/
public function build(): Config;
}
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