Struct Formatter

pub struct Formatter {
    pub use_colors: bool,
    pub include_timestamp: bool,
    pub include_level: bool,
    pub include_module: bool,
    pub include_location: bool,
    pub pattern: String,
    /* private fields */
}

A formatter for log records

Fields

use_colors: bool

Whether to use colors in the output

include_timestamp: bool

Whether to include timestamps

include_level: bool

Whether to include the log level

include_module: bool

Whether to include the module path

include_location: bool

Whether to include the file and line number

pattern: String

The format pattern to use

Implementations

impl Formatter

pub fn new() -> Self

Create a new formatter with default settings

pub fn with_colors(self, use_colors: bool) -> Self

Set whether to use colors

pub fn with_timestamp(self, include_timestamp: bool) -> Self

Set whether to include timestamps

pub fn with_level(self, include_level: bool) -> Self

Set whether to include the log level

pub fn with_module(self, include_module: bool) -> Self

Set whether to include the module path

pub fn with_location(self, include_location: bool) -> Self

Set whether to include the file and line number

pub fn with_pattern(self, pattern: impl Into<String>) -> Self

Sets the format pattern to use.

pub fn with_format<F>(self, format_fn: F) -> Self

where F: Fn(&Record) -> String + Send + Sync + 'static,

Set a custom format function

pub fn format(&self, record: &Record) -> String

Format a log record

Trait Implementations

impl Clone for Formatter

fn clone(&self) -> Formatter

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Formatter

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

Formats the value using the given formatter.

impl Default for Formatter

fn default() -> Self

Returns the “default value” for a type.