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Use as_xxx() API.

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This commit is contained in:
Stephen Chung
2021-03-03 13:16:53 +08:00
parent 2c8b15c740
commit 77277ebf37
2 changed files with 134 additions and 141 deletions
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11
src/dynamic.rs
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@@ -1489,6 +1489,15 @@ impl Dynamic {
_ => Err(self.type_name()),
}
}
/// Cast the [`Dynamic`] as an [`ImmutableString`] and return it.
/// Returns the name of the actual type if the cast fails.
#[inline]
pub(crate) fn as_locked_immutable_string<'a>(
&'a self,
) -> Result<impl Deref<Target = ImmutableString> + 'a, &'static str> {
self.read_lock::<ImmutableString>()
.ok_or_else(|| self.type_name())
}
/// Convert the [`Dynamic`] into a [`String`] and return it.
/// If there are other references to the same string, a cloned copy is returned.
/// Returns the name of the actual type if the cast fails.
@@ -1503,7 +1512,6 @@ impl Dynamic {
pub fn take_immutable_string(self) -> Result<ImmutableString, &'static str> {
match self.0 {
Union::Str(s, _) => Ok(s),
Union::FnPtr(f, _) => Ok(f.take_data().0),
#[cfg(not(feature = "no_closure"))]
Union::Shared(cell, _) => {
#[cfg(not(feature = "sync"))]
@@ -1513,7 +1521,6 @@ impl Dynamic {
match &data.0 {
Union::Str(s, _) => Ok(s.clone()),
Union::FnPtr(f, _) => Ok(f.get_fn_name().clone()),
_ => Err((*data).type_name()),
}
}