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wip: dsl, input, output, proc: more precise lifetimes
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🪞👃🪞 2025-05-09 18:17:10 +03:00
parent 22d63eed9c
commit 5e09f5a4bb
11 changed files with 140 additions and 122 deletions
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16
proc/src/proc_expose.rs
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@ -66,8 +66,8 @@ impl ToTokens for ExposeImpl {
let formatted_type = format!("{}", quote! { #t });
let predefined = match formatted_type.as_str() {
"bool" => quote! {
::tengri::dsl::Value::Sym(":true") => true,
::tengri::dsl::Value::Sym(":false") => false,
Some(::tengri::dsl::Value::Sym(":true")) => true,
Some(::tengri::dsl::Value::Sym(":false")) => false,
},
"u8" | "u16" | "u32" | "u64" | "usize" |
"i8" | "i16" | "i32" | "i64" | "isize" => {
@ -76,7 +76,7 @@ impl ToTokens for ExposeImpl {
Span::call_site()
);
quote! {
::tengri::dsl::Value::Num(n) => TryInto::<#t>::try_into(*n)
Some(::tengri::dsl::Value::Num(n)) => TryInto::<#t>::try_into(n)
.unwrap_or_else(|_|panic!(#num_err)),
}
},
@ -85,9 +85,11 @@ impl ToTokens for ExposeImpl {
let values = variants.iter().map(ExposeArm::from);
write_quote_to(out, quote! {
/// Generated by [tengri_proc].
impl ::tengri::dsl::Context<#t> for #target {
fn get (&self, dsl: &::tengri::dsl::Value) -> Option<#t> {
Some(match dsl {
impl<'state> ::tengri::dsl::Context<'state, #t> for #target {
fn get <'source> (
&self, iter: &mut ::tengri::dsl::TokenIter<'source>
) -> Option<#t> {
Some(match iter.next().map(|x|x.value) {
#predefined
#(#values,)*
_ => return None
@ -113,7 +115,7 @@ impl ToTokens for ExposeArm {
let Self(key, value) = self;
let key = LitStr::new(&key, Span::call_site());
write_quote_to(out, quote! {
::tengri::dsl::Value::Sym(#key) => self.#value()
Some(::tengri::dsl::Value::Sym(#key)) => self.#value()
})
}
}