From 6ca8b2b761788a1a2476fc4de3899f456428a277 Mon Sep 17 00:00:00 2001
From: Uwe Hermann <uwe@hermann-uwe.de>
Date: Thu, 2 Jan 2020 00:30:51 +0100
Subject: srdhelper: Add SrdStrEnum with various helper methods.
---
decoders/common/srdhelper/mod.py | 17 +++++++++++++++--
1 file changed, 15 insertions(+), 2 deletions(-)
(limited to 'decoders/common')
diff --git a/decoders/common/srdhelper/mod.py b/decoders/common/srdhelper/mod.py
index e1fac3d..6c45af9 100644
--- a/decoders/common/srdhelper/mod.py
+++ b/decoders/common/srdhelper/mod.py
@@ -1,7 +1,7 @@
##
## This file is part of the libsigrokdecode project.
##
-## Copyright (C) 2012-2014 Uwe Hermann <uwe@hermann-uwe.de>
+## Copyright (C) 2012-2020 Uwe Hermann <uwe@hermann-uwe.de>
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
@@ -17,8 +17,9 @@
## along with this program; if not, see <http://www.gnu.org/licenses/>.
##
-from enum import IntEnum, unique
+from enum import Enum, IntEnum, unique
from itertools import chain
+import re
# Return the specified BCD number (max. 8 bits) as integer.
def bcd2int(b):
@@ -38,6 +39,18 @@ def bitunpack(num, minbits=0):
minbits -= 1
return tuple(res)
+@unique
+class SrdStrEnum(Enum):
+ @classmethod
+ def from_list(cls, name, l):
+ # Keys are limited/converted to [A-Z0-9_], values can be any string.
+ items = [(re.sub('[^A-Z0-9_]', '_', l[i]), l[i]) for i in range(len(l))]
+ return cls(name, items)
+
+ @classmethod
+ def from_str(cls, name, s):
+ return cls.from_list(name, s.split())
+
@unique
class SrdIntEnum(IntEnum):
@classmethod
--
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