Episode Details

Jon and Ben examine the features of Rust 1.42 and Rust 1.43.

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Timestamps & referenced resources

• [@01:45] - Useful line numbers on unwrap
  • #[track_caller]
• [@04:22] - Subslice patterns
  • Stabilization report
  • Ignoring with ..
  • @-patterns
  • struct updates with ..
• [@16:09] - matches!
  • Macro documentation
  • Jon proposes assert_matches
• [@18:13] - Error::description deprecation
  • RFC
  • Soft deprecation in 1.27
  • failure
  • thiserror
  • anyhow
  • eyre
  • Jane expermenting with track_caller in eyre
• [@24:23] - Other changes in 1.42
  • Documentation improvements to cargo
• [@26:47] - Rust 1.43
• [@27:17] - item macro fragments and parser improvements in general

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