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use super::{Item, Lang, Tokens};
use std::rc::Rc;
pub trait FormatTokens<L>
where
L: Lang,
{
fn format_tokens(self, tokens: &mut Tokens<L>);
fn into_tokens(self) -> Tokens<L>
where
Self: Sized,
{
let mut tokens = Tokens::new();
self.format_tokens(&mut tokens);
tokens
}
fn is_empty(&self) -> bool {
false
}
}
impl<L> FormatTokens<L> for Tokens<L>
where
L: Lang,
{
fn format_tokens(self, tokens: &mut Self) {
tokens.extend(self);
}
fn is_empty(&self) -> bool {
Tokens::is_empty(self)
}
}
impl<'a, L> FormatTokens<L> for &'a Tokens<L>
where
L: Lang,
{
fn format_tokens(self, tokens: &mut Tokens<L>) {
tokens.extend(self.iter().cloned());
}
fn is_empty(&self) -> bool {
Tokens::is_empty(*self)
}
}
impl<L> FormatTokens<L> for Vec<Tokens<L>>
where
L: Lang,
{
fn format_tokens(self, tokens: &mut Tokens<L>) {
for t in self {
tokens.extend(t);
}
}
fn is_empty(&self) -> bool {
self.iter().all(|t| t.is_empty())
}
}
impl<L> FormatTokens<L> for Item<L>
where
L: Lang,
{
fn format_tokens(self, tokens: &mut Tokens<L>) {
tokens.push_item(self);
}
}
impl<'a, L> FormatTokens<L> for &'a str
where
L: Lang,
{
fn format_tokens(self, tokens: &mut Tokens<L>) {
tokens.push_item(self.to_string().into());
}
}
impl<'a, L> FormatTokens<L> for &'a String
where
L: Lang,
{
fn format_tokens(self, tokens: &mut Tokens<L>) {
tokens.push_item(self.clone().into());
}
}
impl<L> FormatTokens<L> for String
where
L: Lang,
{
fn format_tokens(self, tokens: &mut Tokens<L>) {
tokens.push_item(self.into());
}
}
impl<L> FormatTokens<L> for Rc<String>
where
L: Lang,
{
fn format_tokens(self, tokens: &mut Tokens<L>) {
tokens.push_item(self.into());
}
}
impl<'a, L> FormatTokens<L> for &'a Rc<String>
where
L: Lang,
{
fn format_tokens(self, tokens: &mut Tokens<L>) {
tokens.push_item(self.clone().into());
}
}
impl<L, T> FormatTokens<L> for Option<T>
where
L: Lang,
T: FormatTokens<L>,
{
fn format_tokens(self, tokens: &mut Tokens<L>) {
if let Some(inner) = self {
inner.format_tokens(tokens);
}
}
}
impl<L> FormatTokens<L> for ()
where
L: Lang,
{
#[inline]
fn format_tokens(self, _: &mut Tokens<L>) {}
}
macro_rules! impl_display {
($($ty:ty),*) => {
$(
impl<L> FormatTokens<L> for $ty
where
L: Lang,
{
fn format_tokens(self, tokens: &mut Tokens<L>) {
tokens.append(self.to_string());
}
}
)*
};
}
impl_display!(u8, u16, u32, u64, u128, i8, i16, i32, i64, i128);