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ExtractType doesn't have to be implemented for Option any more

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est31 2019-09-02 21:12:09 +02:00
parent 3d912a2c1d
commit d5494e58a4
1 changed files with 0 additions and 13 deletions
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13
src/object/types.rs
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@ -15,19 +15,6 @@ impl<T> ExtractType for T {
))) )))
} }
} }
impl<T: ExtractType> ExtractType for Option<T> {
fn extract(value: &Tagged<Value>) -> Result<Option<T>, ShellError> {
let name = std::any::type_name::<T>();
trace!("<Option> Extracting {:?} for Option<{}>", value, name);
let result = match value.item() {
Value::Primitive(Primitive::Nothing) => None,
_ => Some(T::extract(value)?),
};
Ok(result)
}
}
impl<T: ExtractType> ExtractType for Tagged<T> { impl<T: ExtractType> ExtractType for Tagged<T> {
fn extract(value: &Tagged<Value>) -> Result<Tagged<T>, ShellError> { fn extract(value: &Tagged<Value>) -> Result<Tagged<T>, ShellError> {