Function parse_arrange_by

src/expr-parser/src/parser.rs:616–635

(ctx: CtxRef, input: ParseStream)

    }

    fn parse_arrange_by(ctx: CtxRef, input: ParseStream) -> Result {
        let arrange_by = input.parse::<kw::ArrangeBy>()?;

        let keys = {
            input.parse::<kw::keys>()?;
            input.parse::<syn::Token![=]>()?;
            let inner;
            syn::bracketed!(inner in input);
            inner.parse_comma_sep(|input| {
                let inner;
                syn::bracketed!(inner in input);
                scalar::parse_exprs(&inner)
            })?
        };

        let parse_input = ParseChildren::new(input, arrange_by.span().start());
        let input = Box::new(parse_input.parse_one(ctx, parse_expr)?);

        Ok(MirRelationExpr::ArrangeBy { input, keys })
    }

    fn parse_local_id(ident: syn::Ident) -> syn::Result<LocalId> {
        if ident.to_string().starts_with('l') {