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Comment by boricj

I'm working with JSON schema through OpenAPI specifications at work. I think it's a bit of a double-edged sword: it's very nice to write things in, but it's a little bit too flexible when it comes to writing tools that don't involve validating JSON documents.

I'm in the process of writing a toolchain of sorts, with the OpenAPI document as an abstract syntax tree that goes through various passes (parsing, validation, aggregation, analysis, transformation, serialization...). My immediate use-case is generating C++ type/class headers from component schemas, with the intent to eventually auto-generate as much code as I can from a single source of truth specification (like binding these generated C++ data classes with serializers/deserializers, generating a command-line interface...).

JSON schema is so flexible that I have several passes to normalize/canonicalize the component schemas of an OpenAPI document into something that I can then project into the C++ language. It works, but this was significantly trickier to accomplish than I anticipated.

parent boricj 11 months ago

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