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dsl: Provide -> Take, Receive -> Give (swap + shorten)

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🪞👃🪞 2025-05-23 21:39:29 +03:00
parent 583660c330
commit ddf0c05d5f
10 changed files with 64 additions and 55 deletions
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4
proc/src/proc_command.rs
View file

@ -84,7 +84,7 @@ impl ToTokens for CommandDef {
let mut out = TokenStream2::new();
for (arg, ty) in arm.args() {
write_quote_to(&mut out, quote! {
#arg: Provide::provide_or_fail(self, words)?,
#arg: Take::provide_or_fail(self, words)?,
});
}
out
@ -149,7 +149,7 @@ impl ToTokens for CommandDef {
}
}
/// Generated by [tengri_proc::command].
impl<'n> ::tengri::dsl::Provide<'n, #state> for #command_enum {
impl<'n> ::tengri::dsl::Take<'n, #state> for #command_enum {
fn provide <'source> (
state: &#state,
words: &mut ::tengri::dsl::TokenIter<'source>

2
proc/src/proc_expose.rs
View file

@ -85,7 +85,7 @@ impl ToTokens for ExposeImpl {
let values = variants.iter().map(ExposeArm::from);
write_quote_to(out, quote! {
/// Generated by [tengri_proc::expose].
impl<'n> ::tengri::dsl::Provide<'n, #state> for #t {
impl<'n> ::tengri::dsl::Take<'n, #state> for #t {
fn provide <'source> (
state: &#state,
words: &mut ::tengri::dsl::TokenIter<'source>

6
proc/src/proc_view.rs
View file

@ -46,7 +46,7 @@ impl ToTokens for ViewDef {
let builtins: Vec<_> = builtins_with_types()
.iter()
.map(|ty|write_quote(quote! {
let value: Option<#ty> = Receive::<#ty>::receive(self, &mut exp.clone())?;
let value: Option<#ty> = Give::<#ty>::give(self, &mut exp.clone())?;
if let Some(value) = value {
return Ok(Some(value.boxed()))
}
@ -65,8 +65,8 @@ impl ToTokens for ViewDef {
/// Gives [#self_ty] the ability to construct the [Render]able
/// which might corresponds to a given [TokenStream],
/// while taking [#self_ty]'s state into consideration.
impl ::tengri::dsl::Receive<Box<dyn Render<#output>>> for #self_ty {
fn receive <'source> (&self, words: &mut ::tengri::dsl::TokenIter<'source>)
impl ::tengri::dsl::Give<Box<dyn Render<#output>>> for #self_ty {
fn give <'source> (&self, words: &mut ::tengri::dsl::TokenIter<'source>)
-> Perhaps<Box<dyn Render<#output>>>
{
Ok(if let Some(::tengri::dsl::Token { value, .. }) = words.peek() {