From fed13cec6c5d9abe8dd6ae5d0b83f8efd9ae33b7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Peter=20V=C3=BDboch?=
 <47027005+petereon@users.noreply.github.com>
Date: Sun, 1 Sep 2024 20:05:42 +0200
Subject: [PATCH] Add clearer error message on module name conversion (#26)

---
 pyo3_bindgen_engine/src/syntax/module.rs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/pyo3_bindgen_engine/src/syntax/module.rs b/pyo3_bindgen_engine/src/syntax/module.rs
index 2b2a39f..31fc78e 100644
--- a/pyo3_bindgen_engine/src/syntax/module.rs
+++ b/pyo3_bindgen_engine/src/syntax/module.rs
@@ -504,7 +504,13 @@ impl Module {
         };
 
         // Finalize the module with its content
-        let module_ident: syn::Ident = self.name.name().try_into()?;
+        let module_ident: syn::Ident = self.name.name().try_into().map_err(|err| {
+            crate::PyBindgenError::CodegenError(format!(
+                "Failed to convert module name `{}` to identifier: {}",
+                self.name.name(),
+                err
+            ))
+        })?;
         output.extend(quote::quote! {
             pub mod #module_ident {
                 #embed_source_code_fn