openstack/deb-python-rcssmin
Code Issues Proposed changes

cleanup chartable generator

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ndparker 2015-10-14 22:04:32 +02:00
parent 401e9a3152
commit 512fff55b3
1 changed files with 38 additions and 20 deletions
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58
gen_chartable.py
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@ -1,20 +1,36 @@
#!/usr/bin/env python #!/usr/bin/env python
# -*- coding: ascii -*- r"""
# ========================================
# Copyright 2011 Character table generator for rjsmin.c
# Andr\xe9 Malo or his licensors, as applicable ========================================
#
# Licensed under the Apache License, Version 2.0 (the "License"); Character table generator for rjsmin.c
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at :Copyright:
#
# http://www.apache.org/licenses/LICENSE-2.0 Copyright 2011 - 2015
# Andr\xe9 Malo or his licensors, as applicable
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, :License:
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and Licensed under the Apache License, Version 2.0 (the "License");
# limitations under the License. you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
"""
if __doc__:
# pylint: disable = W0622
__doc__ = __doc__.encode('ascii').decode('unicode_escape')
__author__ = r"Andr\xe9 Malo".encode('ascii').decode('unicode_escape')
__docformat__ = "restructuredtext en"
__license__ = "Apache License, Version 2.0"
import re as _re import re as _re
@ -24,14 +40,16 @@ static const unsigned short rjsmin_charmask[128] = {
}; };
""".strip() + "\n" """.strip() + "\n"
def _make_charmask(): def _make_charmask():
""" Generate character mask table """
# pylint: disable = too-many-branches
dull = r'[^\047"/\000-\040]' dull = r'[^\047"/\000-\040]'
pre_regex = r'[(,=:\[!&|?{};\r\n]' pre_regex = r'[(,=:\[!&|?{};\r\n]'
regex_dull = r'[^/\\\[\r\n]' regex_dull = r'[^/\\\[\r\n]'
regex_cc_dull = r'[^\\\]\r\n]' regex_cc_dull = r'[^\\\]\r\n]'
newline = r'[\r\n]'
id_literal = r'[^\000-#%-,./:-@\[-^`{-~-]' id_literal = r'[^\000-#%-,./:-@\[-^`{-~-]'
id_literal_open = r'[^\000-\040"#%-\047)*,./:-@\\-^`|-~]' id_literal_open = r'[^\000-\040"#%-\047)*,./:-@\\-^`|-~]'
id_literal_close = r'[^\000-!#%&(*,./:-@\[\\^`{|~]' id_literal_close = r'[^\000-!#%&(*,./:-@\[\\^`{|~]'
@ -41,9 +59,9 @@ def _make_charmask():
space = r'[\000-\011\013\014\016-\040]' space = r'[\000-\011\013\014\016-\040]'
charmask = [] charmask = []
for x in range(8): for x in range(8): # pylint: disable = invalid-name
maskline = [] maskline = []
for y in range(16): for y in range(16): # pylint: disable = invalid-name
c, mask = chr(x*16 + y), 0 c, mask = chr(x*16 + y), 0
if _re.match(dull, c): if _re.match(dull, c):
mask |= 1 mask |= 1