Closes #33

examples/main.cpp

@@ -105,8 +105,16 @@ int main(int argc, char *argv[]) {
     }
 
     try {
-        DbcParser parser;
-        DbcDatabase database = parser.ParseFile(argv[1]);
+        const DbcParser parser;
+        const DbcParseResult parsed = parser.ParseFileWithDiagnostics(argv[1]);
+        for (const DbcDiagnostic &diagnostic: parsed.diagnostics) {
+            std::cerr << diagnostic.filePath << ":" << diagnostic.lineNumber << ": "
+                      << (diagnostic.severity == DbcDiagnosticSeverity::Error ? "error: " : "warning: ")
+                      << diagnostic.message << "\n";
+        }
+        if (parsed.HasErrors())
+            return 2;
+        const DbcDatabase &database = parsed.database;
 
         DbcTreeBuilder treeBuilder;
         std::unique_ptr<TreeNode> root = treeBuilder.Build(database);