Hi Vladimir, FYI, I also wanted to decode directly from NSDictionary and NSArray, so I made https://github.com/norio-nomura/ObjectEncoder. It is a simpler implementation than JSONEncoder/JSONDecoder because it does not contain any functions to treat specific type specially.
2017-11-10 1:37 GMT+09:00 Vladimir Kushelkov via swift-corelibs-dev < swift-corelibs-dev@swift.org>: > 1. Sometimes it is contently to be able to decode a struct or an object > from a Foundation object (either NSArray or NSDictionary) that produce a > valid JSON. > For example, if I use a 3d party library that provides *NSDictionary* to > me. Due to *JSONDecoder* decodes only from *Data*, in the first place I > have to convert *NSDictionary* to *Data* in order to use the one so far. > But the decoder does the back action first thing. > I created Pull Request <https://github.com/apple/swift/pull/12791>, that > was closed. > > > 2. Is it possible to use *JSONDecoder* when I don’t know the type of a > particular property of the required type? > For instance, if I develop a library that allows bi-directional > communication between server and client. The library wraps transmitted data > into an internal object in a way that one of the object’s properties is the > data. > So, the type of the property is unknown inside the library. I want to > decode the internal object with JSONDecoder, but I can’t specify the type > of one property. > > > _______________________________________________ > swift-corelibs-dev mailing list > swift-corelibs-dev@swift.org > https://lists.swift.org/mailman/listinfo/swift-corelibs-dev > >
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