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Opt

Struct Opt 

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pub struct Opt {
    pub name: &'static str,
    pub value: Option<&'static str>,
    pub values: &'static [&'static str],
    pub help: &'static str,
}
Expand description

An option of a command: --no-example, or --front <framework>.

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§name: &'static str§value: Option<&'static str>

What the value is called in help (framework), for an option that takes one.

§values: &'static [&'static str]

The values accepted, when they are a fixed list.

§help: &'static str

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impl Opt

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pub const fn flag(name: &'static str, help: &'static str) -> Opt

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pub const fn value( name: &'static str, value: &'static str, values: &'static [&'static str], help: &'static str, ) -> Opt

Auto Trait Implementations§

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impl Freeze for Opt

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impl RefUnwindSafe for Opt

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impl Send for Opt

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impl Sync for Opt

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impl Unpin for Opt

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impl UnsafeUnpin for Opt

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impl UnwindSafe for Opt

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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 = !

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

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.