Method parse_param_list

crates/hll-to-ir/src/parser.rs:542–568

(&mut self)

        Ok(DeclNode::Function {
            name,
            generics,
            bounds,
            params,
            return_type,
            body,
            is_extern,
            is_import_interface,
        })
    }

    // Parse `interface Name { method: (self: Self*, ...) -> R ... }`: required
    // method signatures only, with `Self` standing for the implementing type.
    fn parse_interface_decl(&mut self) -> Result<DeclNode, ParserError> {
        let name = self.expect_ident()?;
        self.expect_lbrace()?;
        self.consume_terminators();

        let mut methods = Vec::new();
        while !self.check_rbrace() {
            let method_name = self.expect_ident()?;
            self.expect_colon()?;
            let params = self.parse_param_list()?;
            let return_type = if self.match_arrow() {
                Some(self.parse_return_type()?)
            } else {
                None
            };

            let receiver_ok = params.first().is_some_and(|receiver| {