From 031854fa2a4ffcb0a9bb24f7c9537310f03d1933 Mon Sep 17 00:00:00 2001
From: Evie <14899090+evie-calico@users.noreply.github.com>
Date: Sat, 30 Nov 2024 17:37:40 -0500
Subject: [PATCH] Switch proc-macro-error to proc-macro-error2 (#493)

---
 mlua_derive/Cargo.toml   | 4 ++--
 mlua_derive/src/lib.rs   | 2 +-
 mlua_derive/src/token.rs | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/mlua_derive/Cargo.toml b/mlua_derive/Cargo.toml
index 773351e7..28a10490 100644
--- a/mlua_derive/Cargo.toml
+++ b/mlua_derive/Cargo.toml
@@ -12,12 +12,12 @@ license = "MIT"
 proc-macro = true
 
 [features]
-macros = ["proc-macro-error", "itertools", "regex", "once_cell"]
+macros = ["proc-macro-error2", "itertools", "regex", "once_cell"]
 
 [dependencies]
 quote = "1.0"
 proc-macro2 = { version = "1.0", features = ["span-locations"] }
-proc-macro-error = { version = "1.0", optional = true }
+proc-macro-error2 = { version = "2.0.1", optional = true }
 syn = { version = "2.0", features = ["full"] }
 itertools = { version = "0.13", optional = true }
 regex = { version = "1.4", optional = true }
diff --git a/mlua_derive/src/lib.rs b/mlua_derive/src/lib.rs
index 4d3bfb29..af54bedf 100644
--- a/mlua_derive/src/lib.rs
+++ b/mlua_derive/src/lib.rs
@@ -7,7 +7,7 @@ use syn::{parse_macro_input, ItemFn, LitStr, Result};
 #[cfg(feature = "macros")]
 use {
     crate::chunk::Chunk, proc_macro::TokenTree, proc_macro2::TokenStream as TokenStream2,
-    proc_macro_error::proc_macro_error,
+    proc_macro_error2::proc_macro_error,
 };
 
 #[derive(Default)]
diff --git a/mlua_derive/src/token.rs b/mlua_derive/src/token.rs
index 19f3f05f..c6ce7c97 100644
--- a/mlua_derive/src/token.rs
+++ b/mlua_derive/src/token.rs
@@ -74,7 +74,7 @@ fn parse_pos(span: &Span) -> Option<(usize, usize)> {
 fn fallback_span_pos(span: &Span) -> (Pos, Pos) {
     let (start, end) = match parse_pos(span) {
         Some(v) => v,
-        None => proc_macro_error::abort_call_site!("Cannot retrieve span information; please use nightly"),
+        None => proc_macro_error2::abort_call_site!("Cannot retrieve span information; please use nightly"),
     };
     (Pos::new(1, start), Pos::new(1, end))
 }