Access Backtrace exclusively through ::thiserror #372
Merged
+37
−10
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This fixes a forward compatibility risk where downstream code compiles successfully against no-std thiserror by using backtraces through the downstream code's own direct dependency on std, and then later breaks if future changes to the Provider API require moving some of our backtrace handling into helper types that are exposed by thiserror which cannot be present in no-std thiserror.