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RustCrypto / formats

Cryptography-related format encoders/decoders: DER, PEM, PKCS, PKIX
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Revert "der: add `Error::(set_)source`; remove `Clone` + `Copy` (#1328)" #1371

Closed tarcieri closed 3 months ago

tarcieri commented 3 months ago

This reverts commit 7784f2dfda3a870f191f88c27159960a8ffacbe7.

This ended up complicating downstream error types, particularly in no_std contexts.

It's also not really necessary now that #1055 has landed.

cc @baloo