pyo3-macros-backend: support macros inside doc attributes #1746
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I think this is now ready for review if anyone's willing to take a look at it! |
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(I'll merge this at the weekend if I don't get any comments by then!) |
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WIP. (Needs tests, CHANGELOG entry.)In Rust 1.54 it's now valid to write
This PR attempts to support these macros-inside-docs for
pyclassand the other PyO3 macros. It works by collecting all the#[doc]attributes into one bigconcat!macro invocation, forwarding all the inner macros through so thatconcat!can evaluate them all and create the final docstring.