Akihiko Odaki (@fn_aki@pawoo.net) c7af8cbc90 Remove some arguments of Formatter.instance.format and spec (#3541)
* Remove some arguments of Formatter.instance.format

* Improve spec for Formatter
2017-06-04 14:58:57 +02:00
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2017-06-03 14:40:55 +02:00
2017-06-01 17:25:59 +02:00
2017-05-22 19:36:21 +02:00