[libclang/python] Add check for reparsing

[TApplencourt]

Add error checking for reparseTranslationUnit.

[llvmbot]

@llvm/pr-subscribers-clang

Author: Thomas Applencourt (TApplencourt)

Changes

Add error checking for reparseTranslationUnit.

---

Full diff: https://github.com/llvm/llvm-project/pull/172373.diff

1 Files Affected:

• (modified) clang/bindings/python/clang/cindex.py (+3)

diff --git a/clang/bindings/python/clang/cindex.py b/clang/bindings/python/clang/cindex.py
index d352373e85c60..ad1dcb56defab 100644
--- a/clang/bindings/python/clang/cindex.py
+++ b/clang/bindings/python/clang/cindex.py
@@ -3602,6 +3602,9 @@ def reparse(self, unsaved_files=None, options=0):
             self, len(unsaved_files), unsaved_files_array, options
         )
 
+        if not ptr:
+            raise TranslationUnitLoadError("Error reparsing translation unit.")
+
     def save(self, filename):
         """Saves the TranslationUnit to a file.
 

[TApplencourt]

Oh, broke something. My bad, will have a look tomorrow. I trusted the doc, should have tested locally before submitting a PR. Sorry about that.