1.0.46

• Support for implicit format args to match println and other std macros (https://rust-lang.github.io/rfcs/2795-format-args-implicit-identifiers.html)

  let var = ...;
  let error = anyhow!("interpolate {var}");  // equivalent to anyhow!("interpolate {var}", var=var)

• Detect missing fmt arguments at compile time: anyhow!("{} not found") (#55)

• Reduce occurrence of "future cannot be shared between threads safely" in async code using anyhow macros (#186)

1.0.45

• Fix non-compilable macro expansion if downstream crate calls anyhow!, ensure!, or bail! with format args and is built with #![no_std] or #![no_implicit_prelude] (#177)

1.0.44

• Mark error constructors cold to help LLVM optimize code paths not leading to error (#166, thanks @stepancheg)

1.0.43

• Take -Zallow-features restrictions from Cargo configuration file into account on sufficiently new versions of nightly Cargo (#157, thanks @jonhoo)

1.0.42

• Enable Android's automated tooling to pull in test coverage improvements

1.0.41

• Disallow incompatible old versions of backtrace crate (#155, thanks @jfirebaugh)

1.0.40

• Reduce memory footprint of errors on Rust versions 1.51+ (#145)

1.0.39

• Add an opt-in implementation of Error::backtrace on stable compilers based on the backtrace crate (#143)

  [dependencies]
  anyhow = { version = "1.0", features = ["backtrace"] }

1.0.38

• Support using anyhow::Error in code executed by Miri (#134, thanks @thomcc)

1.0.37

• Improve compiler diagnostic on calling macro with a temporary value (#133)