From: Matt Corallo <git@bluematt.me>
Date: Tue, 26 Sep 2023 00:35:50 +0000 (+0000)
Subject: impl `DerefMut` for all traits
X-Git-Tag: v0.0.117.0^2~15
X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=commitdiff_plain;h=8f4db29a29bcce3b945f698ab81dee2306770832;p=ldk-c-bindings

impl `DerefMut` for all traits

This is sometimes required in LDK now, and there's no real reason
not to implement it.
---

diff --git a/c-bindings-gen/src/main.rs b/c-bindings-gen/src/main.rs
index 9f3727d..8876583 100644
--- a/c-bindings-gen/src/main.rs
+++ b/c-bindings-gen/src/main.rs
@@ -647,6 +647,8 @@ fn writeln_trait<'a, 'b, W: std::io::Write>(w: &mut W, t: &'a syn::ItemTrait, ty
 		writeln!(w, "// directly as a Deref trait in higher-level structs:").unwrap();
 		writeln!(w, "impl core::ops::Deref for {} {{\n\ttype Target = Self;", trait_name).unwrap();
 		writeln!(w, "\tfn deref(&self) -> &Self {{\n\t\tself\n\t}}\n}}").unwrap();
+		writeln!(w, "impl core::ops::DerefMut for {} {{", trait_name).unwrap();
+		writeln!(w, "\tfn deref_mut(&mut self) -> &mut Self {{\n\t\tself\n\t}}\n}}").unwrap();
 	}
 
 	writeln!(w, "/// Calls the free function if one is set").unwrap();