Initial customization of CompletionFinder

1 files changed, 17 insertions, 0 deletions

diff --git a/cmd2/__init__.py b/cmd2/__init__.py
index 8e744e03..773eba37 100644
--- a/cmd2/__init__.py
+++ b/cmd2/__init__.py
@@ -3,3 +3,20 @@
 #
 from .cmd2 import __version__, Cmd, set_posix_shlex, set_strip_quotes, AddSubmenu, CmdResult, categorize
 from .cmd2 import with_argument_list, with_argparser, with_argparser_and_unknown_args, with_category
+
+# Used for tab completion and word breaks. Do not change.
+QUOTES = ['"', "'"]
+REDIRECTION_CHARS = ['|', '<', '>']
+
+
+def strip_quotes(arg: str) -> str:
+    """ Strip outer quotes from a string.
+
+     Applies to both single and double quotes.
+
+    :param arg:  string to strip outer quotes from
+    :return: same string with potentially outer quotes stripped
+    """
+    if len(arg) > 1 and arg[0] == arg[-1] and arg[0] in QUOTES:
+        arg = arg[1:-1]
+    return arg