kjuulh/rhai
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Merge branch 'master' into plugins

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This commit is contained in:
Stephen Chung
2020-08-08 16:26:52 +08:00
parent 2678568073 5a1a141ce3
commit fbad20eb0d
31 changed files with 914 additions and 172 deletions
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29
src/fn_native.rs
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@@ -22,13 +22,6 @@ use crate::stdlib::rc::Rc;
#[cfg(feature = "sync")]
use crate::stdlib::sync::Arc;
#[cfg(not(feature = "no_closure"))]
#[cfg(not(feature = "sync"))]
use crate::stdlib::cell::RefCell;
#[cfg(not(feature = "no_closure"))]
#[cfg(feature = "sync")]
use crate::stdlib::sync::RwLock;
/// Trait that maps to `Send + Sync` only under the `sync` feature.
#[cfg(feature = "sync")]
pub trait SendSync: Send + Sync {}
@@ -50,15 +43,6 @@ pub type Shared<T> = Rc<T>;
#[cfg(feature = "sync")]
pub type Shared<T> = Arc<T>;
/// Mutable reference-counted container (read-write lock)
#[cfg(not(feature = "no_closure"))]
#[cfg(not(feature = "sync"))]
pub type SharedMut<T> = Shared<RefCell<T>>;
/// Mutable reference-counted container (read-write lock)
#[cfg(not(feature = "no_closure"))]
#[cfg(feature = "sync")]
pub type SharedMut<T> = Shared<RwLock<T>>;
/// Consume a `Shared` resource and return a mutable reference to the wrapped value.
/// If the resource is shared (i.e. has other outstanding references), a cloned copy is used.
pub fn shared_make_mut<T: Clone>(value: &mut Shared<T>) -> &mut T {
@@ -68,16 +52,21 @@ pub fn shared_make_mut<T: Clone>(value: &mut Shared<T>) -> &mut T {
return Arc::make_mut(value);
}
/// Consume a `Shared` resource if is unique (i.e. not shared).
pub fn shared_try_take<T: Clone>(value: Shared<T>) -> Result<T, Shared<T>> {
#[cfg(not(feature = "sync"))]
return Rc::try_unwrap(value);
#[cfg(feature = "sync")]
return Arc::try_unwrap(value);
}
/// Consume a `Shared` resource, assuming that it is unique (i.e. not shared).
///
/// # Panics
///
/// Panics if the resource is shared (i.e. has other outstanding references).
pub fn shared_take<T: Clone>(value: Shared<T>) -> T {
#[cfg(not(feature = "sync"))]
return Rc::try_unwrap(value).map_err(|_| ()).unwrap();
#[cfg(feature = "sync")]
return Arc::try_unwrap(value).map_err(|_| ()).unwrap();
shared_try_take(value).map_err(|_| ()).unwrap()
}
pub type FnCallArgs<'a> = [&'a mut Dynamic];