diff --git a/src/Exception.hpp b/src/Exception.hpp
index 176c8a5..8f7e910 100644
--- a/src/Exception.hpp
+++ b/src/Exception.hpp
@@ -32,7 +32,9 @@ namespace ArbUt {
         {
         }
 
-        const char* what() const _GLIBCXX_TXN_SAFE_DYN _GLIBCXX_NOTHROW override { return logic_error::what(); }
+        [[nodiscard]] const char* what() const _GLIBCXX_TXN_SAFE_DYN _GLIBCXX_NOTHROW override {
+            return logic_error::what();
+        }
 
         [[nodiscard]] std::string GetStacktrace([[maybe_unused]] size_t depth = 6,
                                                 [[maybe_unused]] bool include_addr = true) const {
@@ -102,6 +104,12 @@ namespace ArbUt {
             }
 
             auto snippet = snippetFactory.get_snippet(source.filename, source.line, 1)[0].second;
+            size_t p = snippet.find_first_not_of(" \t");
+            snippet.erase(0, p);
+
+            p = snippet.find_last_not_of(" \t");
+            if (std::string::npos != p)
+                snippet.erase(p+1);
             if (snippet.length() > 70) {
                 snippet = snippet.substr(0, 67);
                 snippet += "...";