gcode: Raise an error if a duplicate command is registered

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2018-05-20 13:04:52 -04:00
parent 2ab47cd20c
commit 33c2c8f1bd
3 changed files with 4 additions and 0 deletions
--- a/klippy/gcode.py
+++ b/klippy/gcode.py
@@ -62,6 +62,8 @@ class GCodeParser:
            if cmd in self.base_gcode_handlers:
                del self.base_gcode_handlers[cmd]
            return
+        if cmd in self.ready_gcode_handlers:
+            raise error("gcode command %s already registered" % (cmd,))
        if not (len(cmd) >= 2 and not cmd[0].isupper() and cmd[1].isdigit()):
            origfunc = func
            func = lambda params: origfunc(self.get_extended_params(params))