From 9c4bd366b62c72ddd3a77af61d22b44b87c13644 Mon Sep 17 00:00:00 2001
From: Bob Polis <rpb.polis@avans.nl>
Date: Mon, 21 Sep 2020 12:26:32 +0200
Subject: [PATCH] added catch handler for syntax error when processing file
 args, for a clear error message with line number included

---
 main.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/main.cpp b/main.cpp
index e50f44a..8176e4e 100644
--- a/main.cpp
+++ b/main.cpp
@@ -77,6 +77,10 @@ int main(int argc, const char * argv[]) {
                 done = false;
                 std::ifstream file {argv[i]};
                 proc.eval(file, done);
+            } catch (const syntax_error& err) {
+                std::cerr << "curly: syntax error in " << argv[i];
+                std::cerr << ", at line " << err.lineno();
+                std::cerr << ": " << err.what() << '\n';
             } catch (const std::runtime_error& ex) {
                 std::cerr << "curly: " << ex.what() << '\n';
             }