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LogArg

Enum LogArg 

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pub enum LogArg {
    None,
    U32(u32),
    I32(i32),
    F32(f32),
    Str(&'static str),
}
Expand description

A single interpolated argument (plan.md Phase 16): a small closed set covering the large majority of real log call sites, not a general Display/Debug payload (which would need real formatting work done eagerly, defeating the point of deferring it to drain time).

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None

No argument in this slot (fewer than 2 given to log!).

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U32(u32)

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I32(i32)

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F32(f32)

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Str(&'static str)

Trait Implementations§

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impl Clone for LogArg

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fn clone(&self) -> LogArg

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Copy for LogArg

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impl From<&'static str> for LogArg

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fn from(v: &'static str) -> Self

Converts to this type from the input type.
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impl From<f32> for LogArg

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fn from(v: f32) -> Self

Converts to this type from the input type.
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impl From<i32> for LogArg

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fn from(v: i32) -> Self

Converts to this type from the input type.
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impl From<u32> for LogArg

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fn from(v: u32) -> Self

Converts to this type from the input type.

Auto Trait Implementations§

Blanket Implementations§

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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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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.