Module error 

Diagnostics (Appendix E).

Every error carries its UCAL-Ennnn code, because the codes are the stable contract: §22’s conformance classes and §21.3’s required assertions are written in terms of them, not in terms of Rust type names.

Structs

TimeError

An error from absolute-time arithmetic or representation.

Enums

Code

A diagnostic code from Appendix E.

Warning

A diagnostic warning from Appendix E’s W-series.

Type Aliases

Result

Shorthand for the crate’s fallible operations.