Struct bill::BillItem

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pub struct BillItem<P> {
    pub amount: Amount,
    pub product: P,
}
Expand description

Maps a BillProduct to an amount.

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§amount: Amount§product: P

Implementations§

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impl<P: BillProduct> BillItem<P>

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pub fn gross(&self) -> Money

price * amount

Examples found in repository?
examples/catalogue.rs (line 19)
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fn print_items(items: &[BillItem<Product<'_>>]) {
    //println!("{:?}", items);
    for item in items {
        println!(
            "   * {:3}x {:15} {:6} {:6}",
            item.amount,
            item.product.name,
            item.product.price.postfix(),
            item.gross().postfix()
        );
    }
}
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pub fn tax(&self) -> Money

price * tax * amount, tax being less than 1.0

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pub fn net(&self) -> Money

gross + tax

Trait Implementations§

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impl<P: Debug> Debug for BillItem<P>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<P> RefUnwindSafe for BillItem<P>where P: RefUnwindSafe,

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impl<P> Send for BillItem<P>where P: Send,

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impl<P> Sync for BillItem<P>where P: Sync,

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impl<P> Unpin for BillItem<P>where P: Unpin,

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impl<P> UnwindSafe for BillItem<P>where P: UnwindSafe,

Blanket Implementations§

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impl<T> Any for Twhere 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 Twhere T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

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

const: unstable · source§

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

const: unstable · source§

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source§

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 Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
const: unstable · source§

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 Twhere U: TryFrom<T>,

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

The type returned in the event of a conversion error.
const: unstable · source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.