Struct log::MetadataBuilder
source · [−]pub struct MetadataBuilder<'a> { /* private fields */ }
Expand description
Builder for Metadata
.
Typically should only be used by log library creators or for testing and “shim loggers”.
The MetadataBuilder
can set the different parameters of a Metadata
object, and returns
the created object when build
is called.
Example
ⓘ
let target = "myApp";
use log::{Level, MetadataBuilder};
let metadata = MetadataBuilder::new()
.level(Level::Debug)
.target(target)
.build();
Implementations
sourceimpl<'a> MetadataBuilder<'a>
impl<'a> MetadataBuilder<'a>
sourcepub fn new() -> MetadataBuilder<'a>
pub fn new() -> MetadataBuilder<'a>
Construct a new MetadataBuilder
.
The default options are:
level
:Level::Info
target
:""
sourcepub fn level(&mut self, arg: Level) -> &mut MetadataBuilder<'a>
pub fn level(&mut self, arg: Level) -> &mut MetadataBuilder<'a>
Setter for level
.
sourcepub fn target(&mut self, target: &'a str) -> &mut MetadataBuilder<'a>
pub fn target(&mut self, target: &'a str) -> &mut MetadataBuilder<'a>
Setter for target
.
Trait Implementations
sourceimpl<'a> Debug for MetadataBuilder<'a>
impl<'a> Debug for MetadataBuilder<'a>
sourceimpl<'a> Default for MetadataBuilder<'a>
impl<'a> Default for MetadataBuilder<'a>
sourceimpl<'a> Hash for MetadataBuilder<'a>
impl<'a> Hash for MetadataBuilder<'a>
sourcefn hash<__H: Hasher>(&self, state: &mut __H)
fn hash<__H: Hasher>(&self, state: &mut __H)
Feeds this value into the given [
Hasher
]. Read more1.3.0fn hash_slice<H>(data: &[Self], state: &mut H)where
H: Hasher,
fn hash_slice<H>(data: &[Self], state: &mut H)where
H: Hasher,
Feeds a slice of this type into the given [
Hasher
]. Read moresourceimpl<'a> Ord for MetadataBuilder<'a>
impl<'a> Ord for MetadataBuilder<'a>
sourceimpl<'a> PartialEq<MetadataBuilder<'a>> for MetadataBuilder<'a>
impl<'a> PartialEq<MetadataBuilder<'a>> for MetadataBuilder<'a>
sourcefn eq(&self, other: &MetadataBuilder<'a>) -> bool
fn eq(&self, other: &MetadataBuilder<'a>) -> bool
sourceimpl<'a> PartialOrd<MetadataBuilder<'a>> for MetadataBuilder<'a>
impl<'a> PartialOrd<MetadataBuilder<'a>> for MetadataBuilder<'a>
sourcefn partial_cmp(&self, other: &MetadataBuilder<'a>) -> Option<Ordering>
fn partial_cmp(&self, other: &MetadataBuilder<'a>) -> Option<Ordering>
1.0.0const fn lt(&self, other: &Rhs) -> bool
const fn lt(&self, other: &Rhs) -> bool
1.0.0const fn le(&self, other: &Rhs) -> bool
const fn le(&self, other: &Rhs) -> bool
This method tests less than or equal to (for
self
and other
) and is used by the <=
operator. Read more1.0.0const fn gt(&self, other: &Rhs) -> bool
const fn gt(&self, other: &Rhs) -> bool
impl<'a> Eq for MetadataBuilder<'a>
impl<'a> StructuralEq for MetadataBuilder<'a>
impl<'a> StructuralPartialEq for MetadataBuilder<'a>
Auto Trait Implementations
impl<'a> RefUnwindSafe for MetadataBuilder<'a>
impl<'a> Send for MetadataBuilder<'a>
impl<'a> Sync for MetadataBuilder<'a>
impl<'a> Unpin for MetadataBuilder<'a>
impl<'a> UnwindSafe for MetadataBuilder<'a>
Blanket Implementations
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
const: unstablefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more