/**
* @since 1.17
*
- * @param string|string[] $key Message key or array of message keys to try and use the first
- * non-empty message for.
+ * @param string|string[]|MessageSpecifier $key Message key, or array of
+ * message keys to try and use the first non-empty message for, or a
+ * MessageSpecifier to copy from.
* @param array $params Message parameters.
* @param Language $language Optional language of the message, defaults to $wgLang.
*
public function __construct( $key, $params = array(), Language $language = null ) {
global $wgLang;
+ if ( $key instanceof MessageSpecifier ) {
+ if ( $params ) {
+ throw new InvalidArgumentException(
+ '$params must be empty if $key is a MessageSpecifier'
+ );
+ }
+ $params = $key->getParams();
+ $key = $key->getKey();
+ }
+
if ( !is_string( $key ) && !is_array( $key ) ) {
throw new InvalidArgumentException( '$key must be a string or an array' );
}
*
* @since 1.17
*
- * @param string|string[] $key Message key or array of keys.
+ * @param string|string[]|MessageSpecifier $key
* @param mixed $param,... Parameters as strings.
*
* @return Message