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propensive's profile
Jon Pretty
Jon Pretty
Jon Pretty
@propensive

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Jon Pretty

@propensive

Supporting Scala through professional training and open-source software. Responsible for Magnolia, Fury, Scala World and Functional Africa.

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propensive.com
Joined July 2010

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    1. Nicolas Rinaudo‏ @NicolasRinaudo 25 Apr 2017

      @propensive thoughts on using contextual for compile time checking a resource's existence / validity?

      1 reply 0 retweets 0 likes
    2. Jon Pretty‏ @propensive 25 Apr 2017
      Replying to @NicolasRinaudo

      Validity: totally! Existence: sure, provided the existence test at compile-time holds at runtime.

      2 replies 0 retweets 0 likes
    3. Nicolas Rinaudo‏ @NicolasRinaudo 25 Apr 2017
      Replying to @propensive

      It should - if the resource is in the CLASSPATH at compile time, it can reasonably be expected to also be there at runtime

      1 reply 0 retweets 0 likes
    4. Nicolas Rinaudo‏ @NicolasRinaudo 25 Apr 2017
      Replying to @NicolasRinaudo @propensive

      The one possible limitation is that resource paths would have to be constant strings, not something like s"/path/to/$res", for example

      1 reply 0 retweets 0 likes
    5. Jon Pretty‏ @propensive 25 Apr 2017
      Replying to @NicolasRinaudo

      Yeah. Contextual can let you choose whether that should compile or not. You could even control it with an implicit...

      1 reply 0 retweets 0 likes
    6. Nicolas Rinaudo‏ @NicolasRinaudo 25 Apr 2017
      Replying to @propensive

      Can it? With `res` not being known at compile time?? what nefarious black magic is that?

      1 reply 0 retweets 0 likes
      Jon Pretty‏ @propensive 25 Apr 2017
      Replying to @NicolasRinaudo

      I just mean you could omit the check if it's variable, or you could choose to forbid it.

      8:30 AM - 25 Apr 2017
      2 replies 0 retweets 0 likes
        1. Nicolas Rinaudo‏ @NicolasRinaudo 25 Apr 2017
          Replying to @propensive

          Ah, right. Yeah, that makes sense.

          0 replies 0 retweets 0 likes
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        1. Nicolas Rinaudo‏ @NicolasRinaudo 25 Apr 2017
          Replying to @propensive

          Sounds like something I might want to tackle when time allows, then. Mind if I bother you with questions on gitter at some point?

          1 reply 0 retweets 0 likes
        2. Jon Pretty‏ @propensive 25 Apr 2017
          Replying to @NicolasRinaudo

          Of course not! Ping me here in case I don't respond on Gitter!

          0 replies 0 retweets 0 likes
          3. End of conversation

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