Sha256: c8a69830a57e57737fc62f3703ab65f2695b742a57c77f33aa8325be883c209f
Contents?: true
Size: 1.7 KB
Versions: 15
Compression:
Stored size: 1.7 KB
Contents
use std::fmt;
use rb_sys::ruby_value_type;
use crate::{
error::Error,
into_value::IntoValue,
object::Object,
try_convert::TryConvert,
value::{
private::{self, ReprValue as _},
NonZeroValue, ReprValue, Value,
},
Ruby,
};
/// A Value pointer to a RFile struct, Ruby's internal representation of files.
///
/// See the [`ReprValue`] and [`Object`] traits for additional methods
/// available on this type.
#[derive(Clone, Copy)]
#[repr(transparent)]
pub struct RFile(NonZeroValue);
impl RFile {
/// Return `Some(RFile)` if `val` is a `RFile`, `None` otherwise.
#[inline]
pub fn from_value(val: Value) -> Option<Self> {
unsafe {
(val.rb_type() == ruby_value_type::RUBY_T_FILE)
.then(|| Self(NonZeroValue::new_unchecked(val)))
}
}
}
impl fmt::Display for RFile {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "{}", unsafe { self.to_s_infallible() })
}
}
impl fmt::Debug for RFile {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "{}", self.inspect())
}
}
impl IntoValue for RFile {
#[inline]
fn into_value_with(self, _: &Ruby) -> Value {
self.0.get()
}
}
impl Object for RFile {}
unsafe impl private::ReprValue for RFile {}
impl ReprValue for RFile {}
impl TryConvert for RFile {
fn try_convert(val: Value) -> Result<Self, Error> {
Self::from_value(val).ok_or_else(|| {
Error::new(
Ruby::get_with(val).exception_type_error(),
format!("no implicit conversion of {} into File", unsafe {
val.classname()
},),
)
})
}
}
Version data entries
15 entries across 15 versions & 1 rubygems