Struct Function

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pub struct Function {
    pub name: &'static str,
    pub overloads: Vec<Box<dyn Overload>>,
    pub aliases: Vec<&'static str>,
    pub method_aliases: Vec<(Type, &'static str)>,
}
Expand description

A GeoScript function.

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§name: &'static str

Name of this function.

§overloads: Vec<Box<dyn Overload>>

Function’s overloads.

§aliases: Vec<&'static str>

Aliases of this function

§method_aliases: Vec<(Type, &'static str)>

Method aliases of this function

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impl Function

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pub fn new(name: &'static str) -> Self

Create a new function with the given name. The name MUST be ascii and lowercase

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pub fn alias(self, name: &'static str) -> Self

Create an alias for this function

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pub fn alias_method(self, self_type: Type, name: &'static str) -> Self

Create an alias for this function. For point collections, self_type length of 0 means any point collection. For numbers, unit of None means any unit.

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pub fn overload<Marker>(self, f: impl IntoOverload<Marker>) -> Self

Add a new overload to this function.

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pub fn get_overload(&self, params: &[AnyExpr]) -> Option<&dyn Overload>

Tries to find an overload for the given param types.

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impl Addable for Function

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fn add_to(self, library: &mut Library)

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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> Convert for T

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fn convert<U>(self, context: &CompileContext) -> Expr<U>
where U: ConvertFrom<T>,

Convert self into a specific type. Read more
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fn can_convert<U>(&self) -> bool
where U: ConvertFrom<T>,

Check if self can be converted into a specific type. 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.