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use std::convert::TryInto;
use super::*;
impl FromLisp<'_> for i64 {
fn from_lisp(value: Value<'_>) -> Result<Self> {
unsafe_raw_call!(value.env, extract_integer, value.raw)
}
}
macro_rules! int_from_lisp {
($name:ident) => {
impl FromLisp<'_> for $name {
#[cfg(not(feature = "lossy-integer-conversion"))]
fn from_lisp(value: Value<'_>) -> Result<$name> {
let i: i64 = value.into_rust()?;
Ok(i.try_into()?)
}
#[cfg(feature = "lossy-integer-conversion")]
fn from_lisp(value: Value<'_>) -> Result<$name> {
let i: i64 = value.into_rust()?;
Ok(i as $name)
}
}
}
}
int_from_lisp!(i8);
int_from_lisp!(i16);
int_from_lisp!(i32);
int_from_lisp!(isize);
int_from_lisp!(u8);
int_from_lisp!(u16);
int_from_lisp!(u32);
int_from_lisp!(u64);
int_from_lisp!(usize);
impl IntoLisp<'_> for i64 {
fn into_lisp(self, env: &Env) -> Result<Value<'_>> {
unsafe_raw_call_value!(env, make_integer, self)
}
}
macro_rules! int_into_lisp {
($name:ident) => {
impl IntoLisp<'_> for $name {
#[inline]
fn into_lisp(self, env: &Env) -> Result<Value<'_>> {
(self as i64).into_lisp(env)
}
}
};
($name:ident, lossless) => {
impl IntoLisp<'_> for $name {
fn into_lisp(self, env: &Env) -> Result<Value<'_>> {
let i: i64 = self.try_into()?;
i.into_lisp(env)
}
}
};
}
int_into_lisp!(i8);
int_into_lisp!(i16);
int_into_lisp!(i32);
int_into_lisp!(u8);
int_into_lisp!(u16);
int_into_lisp!(u32);
#[cfg(feature = "lossy-integer-conversion")]
int_into_lisp!(isize);
#[cfg(feature = "lossy-integer-conversion")]
int_into_lisp!(u64);
#[cfg(feature = "lossy-integer-conversion")]
int_into_lisp!(usize);
#[cfg(not(feature = "lossy-integer-conversion"))]
int_into_lisp!(isize, lossless);
#[cfg(not(feature = "lossy-integer-conversion"))]
int_into_lisp!(u64, lossless);
#[cfg(not(feature = "lossy-integer-conversion"))]
int_into_lisp!(usize, lossless);