odysa commented on code in PR #186:
URL: https://github.com/apache/iceberg-rust/pull/186#discussion_r1477382004
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crates/iceberg/src/catalog/mod.rs:
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@@ -25,16 +25,16 @@ use crate::spec::{
};
use crate::table::Table;
use crate::{Error, ErrorKind, Result};
-use async_trait::async_trait;
use std::collections::HashMap;
use std::mem::take;
use std::ops::Deref;
use typed_builder::TypedBuilder;
use uuid::Uuid;
/// The catalog API for Iceberg Rust.
-#[async_trait]
-pub trait Catalog: std::fmt::Debug {
+/// see https://blog.rust-lang.org/2023/12/21/async-fn-rpit-in-traits.html
+#[trait_variant::make(Catalog: Send)]
+pub trait LocalCatalog: std::fmt::Debug {
Review Comment:
My goal was to minimize code changes as much as possible. There are 13
methods and 2 implementations of `Catalog`, while `trait_variant` is a one-line
change. I personally prefer `async fn` over `impl Future` since it looks
neater. But it is true that `LocalCatalog` is never used.
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