From: Matt Corallo <git@bluematt.me>
Date: Thu, 28 Sep 2023 01:16:56 +0000 (+0000)
Subject: Print fewer types in call generics, leaning on rustc to pick types
X-Git-Tag: v0.0.117.0^2~10
X-Git-Url: http://git.bitcoin.ninja/index.cgi?p=ldk-c-bindings;a=commitdiff_plain;h=9d79103585a215d97ba565744e0695dc8861f5f7

Print fewer types in call generics, leaning on rustc to pick types

Picking types is hard, its easier to make rustc do it.
---

diff --git a/c-bindings-gen/src/types.rs b/c-bindings-gen/src/types.rs
index 9df1bd1..5f9e581 100644
--- a/c-bindings-gen/src/types.rs
+++ b/c-bindings-gen/src/types.rs
@@ -3070,7 +3070,9 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
 					// If this is a no-export'd crate and there's only one implementation in the
 					// whole crate, just treat it as a reference to whatever the implementor is.
 					if with_ref_lifetime {
-						write!(w, "&'static crate::{}", trait_impls[0]).unwrap();
+						// Hope we're being printed in function generics and let rustc derive the
+						// type.
+						write!(w, "_").unwrap();
 					} else {
 						write!(w, "&crate::{}", trait_impls[0]).unwrap();
 					}