diff options
Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 11 |
1 files changed, 4 insertions, 7 deletions
@@ -75,10 +75,10 @@ anyhow = "1.0" } ``` -- If using the nightly channel, or stable with `features = ["backtrace"]`, a - backtrace is captured and printed with the error if the underlying error type - does not already provide its own. In order to see backtraces, they must be - enabled through the environment variables described in [`std::backtrace`]: +- If using Rust ≥ 1.65, a backtrace is captured and printed with the error if + the underlying error type does not already provide its own. In order to see + backtraces, they must be enabled through the environment variables described + in [`std::backtrace`]: - If you want panics and errors to both have backtraces, set `RUST_BACKTRACE=1`; @@ -86,10 +86,7 @@ anyhow = "1.0" - If you want only panics to have backtraces, set `RUST_BACKTRACE=1` and `RUST_LIB_BACKTRACE=0`. - The tracking issue for this feature is [rust-lang/rust#53487]. - [`std::backtrace`]: https://doc.rust-lang.org/std/backtrace/index.html#environment-variables - [rust-lang/rust#53487]: https://github.com/rust-lang/rust/issues/53487 - Anyhow works with any error type that has an impl of `std::error::Error`, including ones defined in your crate. We do not bundle a `derive(Error)` macro |