Struct http::header::ToStrError

[+] Show declaration

pub struct ToStrError { /* fields omitted */ }

[−] Expand description

A possible error when converting a HeaderValue to a string representation.

Header field values may contain opaque bytes, in which case it is not possible to represent the value as a string.

Trait Implementations

impl Debug for ToStrError[+]

[+] Show hidden undocumented items

fn fmt(&self, f: &mut Formatter<'_>) -> Result[−]

Formats the value using the given formatter.

impl Display for ToStrError[+]

[+] Show hidden undocumented items

fn fmt(&self, f: &mut Formatter<'_>) -> Result[−]

Formats the value using the given formatter.

impl Error for ToStrError[+]

[+] Show hidden undocumented items

pub fn source(&self) -> Option<&(dyn Error + 'static)>[−]

The lower-level source of this error, if any.

pub fn backtrace(&self) -> Option<&Backtrace>[−]

🔬 This is a nightly-only experimental API. (backtrace)

Returns a stack backtrace, if available, of where this error occurred.

pub fn description(&self) -> &str[−]

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

pub fn cause(&self) -> Option<&dyn Error>

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting