Enum std::backtrace::BacktraceStatus
1.65.0 · source · #[non_exhaustive]pub enum BacktraceStatus {
Unsupported,
Disabled,
Captured,
}
Expand description
回溯的当前状态,指示它是否已捕获或由于其他原因而为空。
Variants (Non-exhaustive)§
This enum is marked as non-exhaustive
Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.
Unsupported
不支持捕获回溯,这可能是因为当前平台尚未实现。
Disabled
通过 RUST_LIB_BACKTRACE
或 RUST_BACKTRACE
环境变量已禁用捕获回溯。
Captured
回溯已被捕获,并且 Backtrace
在呈现时应打印合理的信息。