From df9615bac55ac6f1c3f516b66279ac0007175030 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Thu, 19 Mar 2020 15:00:14 +0100
Subject: Adding upstream version 0.13.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 qa/utils.py | 99 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 qa/utils.py

(limited to 'qa/utils.py')

diff --git a/qa/utils.py b/qa/utils.py
new file mode 100644
index 0000000..eb9869a
--- /dev/null
+++ b/qa/utils.py
@@ -0,0 +1,99 @@
+# pylint: disable=bad-option-value,unidiomatic-typecheck,undefined-variable,no-else-return
+import platform
+import sys
+import os
+
+import locale
+
+########################################################################################################################
+# PLATFORM_IS_WINDOWS
+
+
+def platform_is_windows():
+    return "windows" in platform.system().lower()
+
+
+PLATFORM_IS_WINDOWS = platform_is_windows()
+
+########################################################################################################################
+# USE_SH_LIB
+# Determine whether to use the `sh` library
+# On windows we won't want to use the sh library since it's not supported - instead we'll use our own shell module.
+# However, we want to be able to overwrite this behavior for testing using the GITLINT_QA_USE_SH_LIB env var.
+
+
+def use_sh_library():
+    gitlint_use_sh_lib_env = os.environ.get('GITLINT_QA_USE_SH_LIB', None)
+    if gitlint_use_sh_lib_env:
+        return gitlint_use_sh_lib_env == "1"
+    return not PLATFORM_IS_WINDOWS
+
+
+USE_SH_LIB = use_sh_library()
+
+########################################################################################################################
+# DEFAULT_ENCODING
+
+
+def getpreferredencoding():
+    """ Modified version of local.getpreferredencoding() that takes into account LC_ALL, LC_CTYPE, LANG env vars
+        on windows and falls back to UTF-8. """
+    default_encoding = locale.getpreferredencoding() or "UTF-8"
+
+    # On Windows, we mimic git/linux by trying to read the LC_ALL, LC_CTYPE, LANG env vars manually
+    # (on Linux/MacOS the `getpreferredencoding()` call will take care of this).
+    # We fallback to UTF-8
+    if PLATFORM_IS_WINDOWS:
+        default_encoding = "UTF-8"
+        for env_var in ["LC_ALL", "LC_CTYPE", "LANG"]:
+            encoding = os.environ.get(env_var, False)
+            if encoding:
+                # Support dotted (C.UTF-8) and non-dotted (C or UTF-8) charsets:
+                # If encoding contains a dot: split and use second part, otherwise use everything
+                dot_index = encoding.find(".")
+                if dot_index != -1:
+                    default_encoding = encoding[dot_index + 1:]
+                else:
+                    default_encoding = encoding
+                break
+
+    return default_encoding
+
+
+DEFAULT_ENCODING = getpreferredencoding()
+
+########################################################################################################################
+# Unicode utility functions
+
+
+def ustr(obj):
+    """ Python 2 and 3 utility method that converts an obj to unicode in python 2 and to a str object in python 3"""
+    if sys.version_info[0] == 2:
+        # If we are getting a string, then do an explicit decode
+        # else, just call the unicode method of the object
+        if type(obj) in [str, basestring]:  # pragma: no cover # noqa
+            return unicode(obj, DEFAULT_ENCODING)  # pragma: no cover # noqa
+        else:
+            return unicode(obj)  # pragma: no cover # noqa
+    else:
+        if type(obj) in [bytes]:
+            return obj.decode(DEFAULT_ENCODING)
+        else:
+            return str(obj)
+
+
+def sstr(obj):
+    """ Python 2 and 3 utility method that converts an obj to a DEFAULT_ENCODING encoded string in python 2
+    and to unicode in python 3.
+    Especially useful for implementing __str__ methods in python 2: http://stackoverflow.com/a/1307210/381010"""
+    if sys.version_info[0] == 2:
+        # For lists in python2, remove unicode string representation characters.
+        # i.e. ensure lists are printed as ['a', 'b'] and not [u'a', u'b']
+        if type(obj) in [list]:
+            return [sstr(item) for item in obj] # pragma: no cover # noqa
+
+        return unicode(obj).encode(DEFAULT_ENCODING)  # pragma: no cover # noqa
+    else:
+        return obj  # pragma: no cover
+
+########################################################################################################################
-- 
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