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use std::borrow::Cow; use crate::{Cons, Number, Value}; macro_rules! impl_from_number { ( $($ty:ty),* ) => { $( impl From<$ty> for Value { #[inline] fn from(n: $ty) -> Self { Value::Number(Number::from(n)) } } )* }; } impl_from_number!(u8, u16, u32, u64, i8, i16, i32, i64, f32, f64); impl From<char> for Value { #[inline] fn from(c: char) -> Self { Value::Char(c) } } impl From<&str> for Value { #[inline] fn from(s: &str) -> Self { Value::String(s.into()) } } impl<'a> From<Cow<'a, str>> for Value { #[inline] fn from(s: Cow<'a, str>) -> Self { Value::from(s.as_ref()) } } impl From<Box<str>> for Value { #[inline] fn from(s: Box<str>) -> Self { Value::String(s) } } impl From<String> for Value { #[inline] fn from(s: String) -> Self { Value::String(s.into_boxed_str()) } } impl From<bool> for Value { #[inline] fn from(v: bool) -> Self { Value::Bool(v) } } impl From<&[u8]> for Value { #[inline] fn from(bytes: &[u8]) -> Self { Value::Bytes(bytes.into()) } } impl From<Box<[u8]>> for Value { #[inline] fn from(bytes: Box<[u8]>) -> Self { Value::Bytes(bytes) } } impl From<Vec<u8>> for Value { #[inline] fn from(bytes: Vec<u8>) -> Self { Value::Bytes(bytes.into_boxed_slice()) } } impl From<Number> for Value { fn from(n: Number) -> Self { Value::Number(n) } } impl<T, U> From<(T, U)> for Value where T: Into<Value>, U: Into<Value>, { fn from((car, cdr): (T, U)) -> Self { Value::Cons(Cons::new(car, cdr)) } } impl From<Cons> for Value { fn from(pair: Cons) -> Self { Value::Cons(pair) } } impl From<Vec<Value>> for Value { fn from(elts: Vec<Value>) -> Self { Value::Vector(elts.into()) } } impl From<Box<[Value]>> for Value { fn from(elts: Box<[Value]>) -> Self { Value::Vector(elts) } }