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Indexer as fallback to property.

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This commit is contained in:
Stephen Chung
2021-05-18 20:12:30 +08:00
parent e64dad4e9f
commit dc9b4d7f4d
9 changed files with 155 additions and 79 deletions
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24
src/engine_api.rs
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@@ -534,7 +534,7 @@ impl Engine {
///
/// The function signature must start with `&mut self` and not `&self`.
///
/// Not available under `no_index`.
/// Not available under both `no_index` and `no_object`.
///
/// # Panics
///
@@ -574,12 +574,13 @@ impl Engine {
/// # Ok(())
/// # }
/// ```
#[cfg(not(feature = "no_index"))]
#[cfg(any(not(feature = "no_index"), not(feature = "no_object")))]
#[inline(always)]
pub fn register_indexer_get<T: Variant + Clone, X: Variant + Clone, V: Variant + Clone>(
&mut self,
get_fn: impl Fn(&mut T, X) -> V + SendSync + 'static,
) -> &mut Self {
#[cfg(not(feature = "no_index"))]
if TypeId::of::<T>() == TypeId::of::<Array>() {
panic!("Cannot register indexer for arrays.");
}
@@ -600,7 +601,7 @@ impl Engine {
///
/// The function signature must start with `&mut self` and not `&self`.
///
/// Not available under `no_index`.
/// Not available under both `no_index` and `no_object`.
///
/// # Panics
///
@@ -642,7 +643,7 @@ impl Engine {
/// # Ok(())
/// # }
/// ```
#[cfg(not(feature = "no_index"))]
#[cfg(any(not(feature = "no_index"), not(feature = "no_object")))]
#[inline(always)]
pub fn register_indexer_get_result<
T: Variant + Clone,
@@ -652,6 +653,7 @@ impl Engine {
&mut self,
get_fn: impl Fn(&mut T, X) -> Result<V, Box<EvalAltResult>> + SendSync + 'static,
) -> &mut Self {
#[cfg(not(feature = "no_index"))]
if TypeId::of::<T>() == TypeId::of::<Array>() {
panic!("Cannot register indexer for arrays.");
}
@@ -670,7 +672,7 @@ impl Engine {
}
/// Register an index setter for a custom type with the [`Engine`].
///
/// Not available under `no_index`.
/// Not available under both `no_index` and `no_object`.
///
/// # Panics
///
@@ -712,12 +714,13 @@ impl Engine {
/// # Ok(())
/// # }
/// ```
#[cfg(not(feature = "no_index"))]
#[cfg(any(not(feature = "no_index"), not(feature = "no_object")))]
#[inline(always)]
pub fn register_indexer_set<T: Variant + Clone, X: Variant + Clone, V: Variant + Clone>(
&mut self,
set_fn: impl Fn(&mut T, X, V) + SendSync + 'static,
) -> &mut Self {
#[cfg(not(feature = "no_index"))]
if TypeId::of::<T>() == TypeId::of::<Array>() {
panic!("Cannot register indexer for arrays.");
}
@@ -736,7 +739,7 @@ impl Engine {
}
/// Register an index setter for a custom type with the [`Engine`].
///
/// Not available under `no_index`.
/// Not available under both `no_index` and `no_object`.
///
/// # Panics
///
@@ -781,7 +784,7 @@ impl Engine {
/// # Ok(())
/// # }
/// ```
#[cfg(not(feature = "no_index"))]
#[cfg(any(not(feature = "no_index"), not(feature = "no_object")))]
#[inline(always)]
pub fn register_indexer_set_result<
T: Variant + Clone,
@@ -791,6 +794,7 @@ impl Engine {
&mut self,
set_fn: impl Fn(&mut T, X, V) -> Result<(), Box<EvalAltResult>> + SendSync + 'static,
) -> &mut Self {
#[cfg(not(feature = "no_index"))]
if TypeId::of::<T>() == TypeId::of::<Array>() {
panic!("Cannot register indexer for arrays.");
}
@@ -809,7 +813,7 @@ impl Engine {
}
/// Short-hand for registering both index getter and setter functions for a custom type with the [`Engine`].
///
/// Not available under `no_index`.
/// Not available under both `no_index` and `no_object`.
///
/// # Panics
///
@@ -851,7 +855,7 @@ impl Engine {
/// # Ok(())
/// # }
/// ```
#[cfg(not(feature = "no_index"))]
#[cfg(any(not(feature = "no_index"), not(feature = "no_object")))]
#[inline(always)]
pub fn register_indexer_get_set<T: Variant + Clone, X: Variant + Clone, V: Variant + Clone>(
&mut self,