Log

Struct Log 

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pub struct Log<A: LogAttr> {
    pub caller_fn: Option<&'static str>,
    /* private fields */
}

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§caller_fn: Option<&'static str>

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impl Log<()>

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pub fn new(level: LogLevel, msg: &'static str) -> Self

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impl<A: LogAttr> Log<A>

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pub fn attr<T: Serialize>( self, name: &'static str, value: T, ) -> Log<impl LogAttr>

Examples found in repository?
examples/basic.rs (line 11)
3fn main() {
4    let _span = span!(LogLevel::Info, "hello")
5        .attr("hello", "world")
6        .attr("this is", 132)
7        .attr("a", "test")
8        .build();
9
10    log!(LogLevel::Info, "hello")
11        .attr("what", 12);
12
13    set_min_log_level(LogLevel::Warn);
14
15    let _span = span!(LogLevel::Info, "hello 2")
16        .attr("hello", "world")
17        .attr("this is", 132)
18        .attr("a", "test")
19        .build();
20
21    test();
22
23    log!(LogLevel::Info, "hello again")
24        .attr("what", 12);
25}
26
27fn test() {
28    let _span = span!(LogLevel::Info, "hello 3")
29        .attr("hello", "world")
30        .attr("this is", 132)
31        .attr("a", "test")
32        .build();
33
34    log!(LogLevel::Error, "something bad")
35        .attr("reason", "why not");
36
37    set_min_log_level(LogLevel::Trace);
38
39    log!(LogLevel::Trace, "a trace");
40}

Trait Implementations§

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impl<A: LogAttr> Drop for Log<A>

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fn drop(&mut self)

Executes the destructor for this type. Read more

Auto Trait Implementations§

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impl<A> Freeze for Log<A>
where A: Freeze,

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impl<A> RefUnwindSafe for Log<A>
where A: RefUnwindSafe,

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impl<A> Send for Log<A>
where A: Send,

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impl<A> Sync for Log<A>
where A: Sync,

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impl<A> Unpin for Log<A>
where A: Unpin,

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impl<A> UnwindSafe for Log<A>
where A: UnwindSafe,

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.