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-rw-r--r--cmd2/utils.py27
1 files changed, 27 insertions, 0 deletions
diff --git a/cmd2/utils.py b/cmd2/utils.py
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+++ b/cmd2/utils.py
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+#
+# coding=utf-8
+"""Shared utility functions"""
+
+from . import constants
+
+
+def strip_ansi(text: str) -> str:
+ """Strip ANSI escape codes from a string.
+
+ :param text: string which may contain ANSI escape codes
+ :return: the same string with any ANSI escape codes removed
+ """
+ return constants.ANSI_ESCAPE_RE.sub('', text)
+
+
+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 constants.QUOTES:
+ arg = arg[1:-1]
+ return arg