raise valueerror on space in variable name in vcdwriter

amaranth-lang · Feb 13, 2021 · 245f527 · 245f527
1 parent f7c2b94
commit 245f527
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/nmigen/sim/pysim.py b/nmigen/sim/pysim.py
@@ -94,6 +94,8 @@ def __init__(self, fragment, *, vcd_file, gtkw_file=None, traces=()):
                 var_init = signal.reset
 
             for (*var_scope, var_name) in names:
+                if ' ' in var_name:
+                    raise ValueError("Variable {} cannot contain a space.".format(var_name))
                 suffix = None
                 while True:
                     try: