1 files changed, 27 insertions, 0 deletions
diff --git a/cmd2.py b/cmd2.py
index 73ad491d..d62e8de6 100755
--- a/cmd2.py
+++ b/cmd2.py
@@ -241,6 +241,33 @@ def strip_quotes(arg):
     return arg
 
 
+def with_argument_parser(argparser):
+    """A decorator to alter a cmd2 method to populate its ``opts``
+    argument by parsing arguments with the given instance of
+    argparse.ArgumentParser.
+    """
+    def arg_decorator(func):
+        def cmd_wrapper(instance, arg):
+            #print("before command")
+            # Use shlex to split the command line into a list of arguments based on shell rules
+            opts = argparser.parse_args(shlex.split(arg, posix=POSIX_SHLEX))
+            #import ipdb; ipdb.set_trace()
+            
+
+            # If not using POSIX shlex, make sure to strip off outer quotes for convenience
+            if not POSIX_SHLEX and STRIP_QUOTES_FOR_NON_POSIX:
+                newopts = opts
+#                for key, val in vars(opts):
+#                    if isinstance(val, str):
+#                        newopts[key] = strip_quotes(val)
+                opts = newopts
+###            opts = argparser.parse_args(shlex.split(arg, posix=POSIX_SHLEX))
+            func(instance, arg, opts)
+            #print("after command")
+        return cmd_wrapper
+    return arg_decorator
+
+
 def options(option_list, arg_desc="arg"):
     """Used as a decorator and passed a list of optparse-style options,
        alters a cmd2 method to populate its ``opts`` argument from its