Created
May 6, 2011 01:29
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A great configuration trick with implicits and default values!
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| case class Config(name: String="none") | |
| def methodNeedingAConfig(implicit config: Config = Config()) = config.name | |
| // by default there is no config | |
| methodNeedingAConfig === "none" | |
| // just add one in the current scope | |
| implicit val myConfig = Config("some") | |
| // that's the config being used now! | |
| methodNeedingAConfig === "some" |
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