From dd33e02befd83ac3fb3b5c2d48ab963d0a825742 Mon Sep 17 00:00:00 2001
From: Byron Lathi <bslathi19@gmail.com>
Date: Sat, 22 Nov 2025 16:27:19 -0800
Subject: [PATCH] Catch exception

---
 pyproject.toml           |  2 +-
 src/fpga_sim/fpga_sim.py | 22 +++++++++++++---------
 2 files changed, 14 insertions(+), 10 deletions(-)

diff --git a/pyproject.toml b/pyproject.toml
index 1afce37..37c5693 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ name = "fpga-sim"  # REQUIRED, is the only field that cannot be marked as dynami
 # https://packaging.python.org/guides/single-sourcing-package-version/
 
 # dynamic = ["version"]
-version = "0.5.0"  # REQUIRED, although can be dynamic
+version = "0.5.1"  # REQUIRED, although can be dynamic
 
 # This is a one-line description or tagline of what your project does. This
 # corresponds to the "Summary" metadata field:
diff --git a/src/fpga_sim/fpga_sim.py b/src/fpga_sim/fpga_sim.py
index a8f97a9..d9fbab8 100644
--- a/src/fpga_sim/fpga_sim.py
+++ b/src/fpga_sim/fpga_sim.py
@@ -108,15 +108,19 @@ def fpga_sim_main():
         if test["waves"]:
             build_args.append("--trace-fst")
 
-        runner.build(
-            sources=sources,
-            includes=incdirs,
-            hdl_toplevel=test["toplevel"],
-            build_dir=f"{test['base_path']}/sim_build",
-            waves=test["waves"],
-            defines=defines,
-            build_args=build_args
-        )
+        try:
+            runner.build(
+                sources=sources,
+                includes=incdirs,
+                hdl_toplevel=test["toplevel"],
+                build_dir=f"{test['base_path']}/sim_build",
+                waves=test["waves"],
+                defines=defines,
+                build_args=build_args
+            )
+        except CalledProcessError:
+            print("Failed to compile")
+            return
 
         result_xml = f"../sim_build/{test['name']}_results.xml".replace(" ", "_")