Struct slog_json::Json

[+] Show declaration

pub struct Json<W: Write> { /* fields omitted */ }

[−] Expand description

Json Drain

Each record will be printed as a Json map to a given io

Implementations

impl<W> Json<W> where
    W: Write, [−]

pub fn default(io: W) -> Json<W>[−]

New Json Drain with default key-value pairs added

pub fn new(io: W) -> JsonBuilder<W>[−]

Build custom Json Drain

Trait Implementations

impl<W> Drain for Json<W> where
    W: Write, [+]

[+] Show hidden undocumented items

type Ok = ()

Type returned by this drain

type Err = Error

Type of potential errors that can be returned by this Drain

fn log(&self, rinfo: &Record<'_>, logger_values: &OwnedKVList) -> Result<()>[−]

Handle one logging statement (Record)

pub fn is_enabled(&self, level: Level) -> bool[−]

Avoid: Check if messages at the specified log level are maybe enabled for this logger.

pub fn is_critical_enabled(&self) -> bool[−]

Avoid: See is_enabled

pub fn is_error_enabled(&self) -> bool[−]

Avoid: See is_enabled

pub fn is_warning_enabled(&self) -> bool[−]

Avoid: See is_enabled

pub fn is_info_enabled(&self) -> bool[−]

Avoid: See is_enabled

pub fn is_debug_enabled(&self) -> bool[−]

Avoid: See is_enabled

pub fn is_trace_enabled(&self) -> bool[−]

Avoid: See is_enabled

pub fn map<F, R>(self, f: F) -> R where
    F: FnOnce(Self) -> R, [−]

Pass Drain through a closure, eg. to wrap into another Drain.

pub fn filter<F>(self, f: F) -> Filter<Self, F> where
    F: FilterFn, [−]

Filter logging records passed to Drain

pub fn filter_level(self, level: Level) -> LevelFilter<Self>[−]

Filter logging records passed to Drain (by level)

pub fn map_err<F, E>(self, f: F) -> MapError<Self, E> where
    F: MapErrFn<Self::Err, E>, [−]

Map logging errors returned by this drain

pub fn ignore_res(self) -> IgnoreResult<Self>[−]

Ignore results returned by this drain

pub fn fuse(self) -> Fuse<Self> where
    Self::Err: Debug, [−]

Make Self panic when returning any errors