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136 lines
4.5 KiB
Python
136 lines
4.5 KiB
Python
import sys
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from uncompyle6 import PYTHON3
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if PYTHON3:
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minint = -sys.maxsize-1
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maxint = sys.maxsize
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else:
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minint = -sys.maxint-1
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maxint = sys.maxint
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def print_docstring(self, indent, docstring):
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try:
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if docstring.find('"""') == -1:
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quote = '"""'
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else:
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quote = "'''"
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except:
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return False
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self.write(indent)
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if not PYTHON3 and not isinstance(docstring, str):
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# Must be unicode in Python2
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self.write('u')
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docstring = repr(docstring.expandtabs())[2:-1]
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else:
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docstring = repr(docstring.expandtabs())[1:-1]
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for (orig, replace) in (('\\\\', '\t'),
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('\\r\\n', '\n'),
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('\\n', '\n'),
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('\\r', '\n'),
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('\\"', '"'),
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("\\'", "'")):
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docstring = docstring.replace(orig, replace)
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# Do a raw string if there are backslashes but no other escaped characters:
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# also check some edge cases
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if ('\t' in docstring
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and '\\' not in docstring
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and len(docstring) >= 2
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and docstring[-1] != '\t'
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and (docstring[-1] != '"'
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or docstring[-2] == '\t')):
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self.write('r') # raw string
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# restore backslashes unescaped since raw
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docstring = docstring.replace('\t', '\\')
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else:
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# Escape '"' if it's the last character, so it doesn't
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# ruin the ending triple quote
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if len(docstring) and docstring[-1] == '"':
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docstring = docstring[:-1] + '\\"'
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# Restore escaped backslashes
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docstring = docstring.replace('\t', '\\\\')
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# Escape triple quote when needed
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if quote == '""""':
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docstring = docstring.replace('"""', '\\"\\"\\"')
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lines = docstring.split('\n')
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calculate_indent = maxint
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for line in lines[1:]:
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stripped = line.lstrip()
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if len(stripped) > 0:
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calculate_indent = min(calculate_indent, len(line) - len(stripped))
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calculate_indent = min(calculate_indent, len(lines[-1]) - len(lines[-1].lstrip()))
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# Remove indentation (first line is special):
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trimmed = [lines[0]]
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if calculate_indent < maxint:
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trimmed += [line[calculate_indent:] for line in lines[1:]]
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self.write(quote)
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if len(trimmed) == 0:
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self.println(quote)
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elif len(trimmed) == 1:
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self.println(trimmed[0], quote)
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else:
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self.println(trimmed[0])
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for line in trimmed[1:-1]:
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self.println( indent, line )
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self.println(indent, trimmed[-1], quote)
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return True
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# if __name__ == '__main__':
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# if PYTHON3:
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# from io import StringIO
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# else:
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# from StringIO import StringIO
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# class PrintFake():
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# def __init__(self):
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# self.pending_newlines = 0
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# self.f = StringIO()
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# def write(self, *data):
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# if (len(data) == 0) or (len(data) == 1 and data[0] == ''):
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# return
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# out = ''.join((str(j) for j in data))
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# n = 0
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# for i in out:
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# if i == '\n':
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# n += 1
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# if n == len(out):
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# self.pending_newlines = max(self.pending_newlines, n)
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# return
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# elif n:
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# self.pending_newlines = max(self.pending_newlines, n)
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# out = out[n:]
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# break
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# else:
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# break
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# if self.pending_newlines > 0:
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# self.f.write('\n'*self.pending_newlines)
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# self.pending_newlines = 0
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# for i in out[::-1]:
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# if i == '\n':
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# self.pending_newlines += 1
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# else:
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# break
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# if self.pending_newlines:
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# out = out[:-self.pending_newlines]
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# self.f.write(out)
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# def println(self, *data):
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# if data and not(len(data) == 1 and data[0] ==''):
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# self.write(*data)
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# self.pending_newlines = max(self.pending_newlines, 1)
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# return
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# pass
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# for doc in (
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# "Now is the time",
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# r'''func placeholder - with ("""\nstring\n""")''',
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# r'''func placeholder - ' and with ("""\nstring\n""")''',
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# r"""func placeholder - ' and with ('''\nstring\n''') and \"\"\"\nstring\n\"\"\" """
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# ):
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# o = PrintFake()
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# print_docstring(o, ' ', doc)
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# print(o.f.getvalue())
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