34 lines
931 B
Python
34 lines
931 B
Python
|
# Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
|
||
|
|
# Use of this file is governed by the BSD 3-clause license that
|
||
|
|
# can be found in the LICENSE.txt file in the project root.
|
||
|
|
#
|
||
|
|
|
||
|
|
from io import StringIO
|
||
|
|
|
||
|
|
def str_list(val):
|
||
|
|
with StringIO() as buf:
|
||
|
|
buf.write('[')
|
||
|
|
first = True
|
||
|
|
for item in val:
|
||
|
|
if not first:
|
||
|
|
buf.write(', ')
|
||
|
|
buf.write(str(item))
|
||
|
|
first = False
|
||
|
|
buf.write(']')
|
||
|
|
return buf.getvalue()
|
||
|
|
|
||
|
|
def escapeWhitespace(s:str, escapeSpaces:bool):
|
||
|
|
with StringIO() as buf:
|
||
|
|
for c in s:
|
||
|
|
if c==' ' and escapeSpaces:
|
||
|
|
buf.write('\u00B7')
|
||
|
|
elif c=='\t':
|
||
|
|
buf.write("\\t")
|
||
|
|
elif c=='\n':
|
||
|
|
buf.write("\\n")
|
||
|
|
elif c=='\r':
|
||
|
|
buf.write("\\r")
|
||
|
|
else:
|
||
|
|
buf.write(c)
|
||
|
|
return buf.getvalue()
|