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Use function pointers for iterators.

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This commit is contained in:
Stephen Chung
2020-05-20 19:27:23 +08:00
parent 55ee4d6a19
commit 80fcc40710
6 changed files with 23 additions and 57 deletions
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22
src/packages/iter_basic.rs
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@@ -14,13 +14,10 @@ fn reg_range<T: Variant + Clone>(lib: &mut Module)
where
Range<T>: Iterator<Item = T>,
{
lib.set_iter(
TypeId::of::<Range<T>>(),
Box::new(|source| {
Box::new(source.cast::<Range<T>>().map(|x| x.into_dynamic()))
as Box<dyn Iterator<Item = Dynamic>>
}),
);
lib.set_iter(TypeId::of::<Range<T>>(), |source| {
Box::new(source.cast::<Range<T>>().map(|x| x.into_dynamic()))
as Box<dyn Iterator<Item = Dynamic>>
});
}
fn get_range<T: Variant + Clone>(from: T, to: T) -> FuncReturn<Range<T>> {
@@ -58,13 +55,10 @@ where
T: Variant + Clone + PartialOrd,
StepRange<T>: Iterator<Item = T>,
{
lib.set_iter(
TypeId::of::<StepRange<T>>(),
Box::new(|source| {
Box::new(source.cast::<StepRange<T>>().map(|x| x.into_dynamic()))
as Box<dyn Iterator<Item = Dynamic>>
}),
);
lib.set_iter(TypeId::of::<StepRange<T>>(), |source| {
Box::new(source.cast::<StepRange<T>>().map(|x| x.into_dynamic()))
as Box<dyn Iterator<Item = Dynamic>>
});
}
fn get_step_range<T>(from: T, to: T, step: T) -> FuncReturn<StepRange<T>>