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Hide is_shared and is_locked under feature gates.

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This commit is contained in:
Stephen Chung
2021-04-17 12:03:29 +08:00
parent 6eaee57578
commit 6c92011ea1
7 changed files with 52 additions and 18 deletions
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13
src/dynamic.rs
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@@ -281,7 +281,8 @@ impl Dynamic {
}
/// Is the value held by this [`Dynamic`] shared?
///
/// Always [`false`] under the `no_closure` feature.
/// Not available under `no_closure`.
#[cfg(not(feature = "no_closure"))]
#[inline(always)]
pub fn is_shared(&self) -> bool {
#[cfg(not(feature = "no_closure"))]
@@ -948,10 +949,6 @@ impl Dynamic {
/// values.
///
/// If the [`Dynamic`] value is already shared, this method returns itself.
///
/// # Panics
///
/// Panics under the `no_closure` feature.
#[cfg(not(feature = "no_closure"))]
#[inline(always)]
pub fn into_shared(self) -> Self {
@@ -1122,12 +1119,15 @@ impl Dynamic {
/// ```
#[inline(always)]
pub fn cast<T: Variant + Clone>(self) -> T {
#[cfg(not(feature = "no_closure"))]
let self_type_name = if self.is_shared() {
// Avoid panics/deadlocks with shared values
"<shared>"
} else {
self.type_name()
};
#[cfg(feature = "no_closure")]
let self_type_name = self.type_name();
self.try_cast::<T>().unwrap_or_else(|| {
panic!(
@@ -1259,11 +1259,14 @@ impl Dynamic {
}
/// Is the [`Dynamic`] a shared value that is locked?
///
/// Not available under `no_closure`.
///
/// ## Note
///
/// Under the `sync` feature, shared values use [`RwLock`][std::sync::RwLock] and they are never locked.
/// Access just waits until the [`RwLock`][std::sync::RwLock] is released.
/// So this method always returns [`false`] under [`Sync`].
#[cfg(not(feature = "no_closure"))]
#[inline(always)]
pub fn is_locked(&self) -> bool {
#[cfg(not(feature = "no_closure"))]