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wip: dsl, output, input, proc, tui: sorting out give and take
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🪞👃🪞 2025-05-24 23:57:12 +03:00
parent 5a2177cc77
commit 3e1084555b
10 changed files with 273 additions and 301 deletions
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37
proc/src/proc_expose.rs
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@ -9,9 +9,6 @@ pub(crate) struct ExposeMeta;
#[derive(Debug, Clone)]
pub(crate) struct ExposeImpl(ItemImpl, BTreeMap<ExposeType, BTreeMap<String, Ident>>);
#[derive(Debug, Clone)]
struct ExposeArm(String, Ident);
#[derive(Debug, Clone)]
struct ExposeSym(LitStr);
@ -82,13 +79,23 @@ impl ToTokens for ExposeImpl {
},
_ => quote! {},
};
let values = variants.iter().map(ExposeArm::from);
let values = variants.iter().map(|(key, value)|{
let key = LitStr::new(&key, Span::call_site());
quote! { Some(::tengri::dsl::Value::Sym(#key)) => state.#value(), }
});
write_quote_to(out, quote! {
/// Generated by [tengri_proc::expose].
impl<'n> ::tengri::dsl::Give<'n, #t> for #state {
fn give <'source: 'n> (
&self, words: ::tengri::dsl::TokenIter<'source>
) -> Perhaps<#t> {
Take::take(self, words)
}
}
/// Generated by [tengri_proc::expose].
impl<'n> ::tengri::dsl::Take<'n, #state> for #t {
fn take <'source> (
state: &#state,
words: &mut ::tengri::dsl::TokenIter<'source>
fn take <'source: 'n> (
state: &#state, mut words: ::tengri::dsl::TokenIter<'source>
) -> Perhaps<Self> {
Ok(Some(match words.next().map(|x|x.value) {
#predefined
@ -105,22 +112,6 @@ impl ToTokens for ExposeImpl {
}
}
impl From<(&String, &Ident)> for ExposeArm {
fn from ((a, b): (&String, &Ident)) -> Self {
Self(a.clone(), b.clone())
}
}
impl ToTokens for ExposeArm {
fn to_tokens (&self, out: &mut TokenStream2) {
let Self(key, value) = self;
let key = LitStr::new(&key, Span::call_site());
write_quote_to(out, quote! {
Some(::tengri::dsl::Value::Sym(#key)) => state.#value(),
})
}
}
impl From<LitStr> for ExposeSym { fn from (this: LitStr) -> Self { Self(this) } }
impl PartialOrd for ExposeSym {