diff options
Diffstat (limited to 'Tools/idle/PyParse.py')
| -rw-r--r-- | Tools/idle/PyParse.py | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/Tools/idle/PyParse.py b/Tools/idle/PyParse.py index 9c3ae5c..23b995c 100644 --- a/Tools/idle/PyParse.py +++ b/Tools/idle/PyParse.py @@ -83,15 +83,13 @@ _closere = re.compile(r""" \b """, re.VERBOSE).match -# Chew up non-special chars as quickly as possible, but retaining -# enough info to determine the last non-ws char seen; if match is -# successful, and m.group(1) isn't None, m.end(1) less 1 is the -# index of the last non-ws char matched. +# Chew up non-special chars as quickly as possible. If match is +# successful, m.end() less 1 is the index of the last boring char +# matched. If match is unsuccessful, the string starts with an +# interesting char. _chew_ordinaryre = re.compile(r""" - (?: \s+ - | ( [^\s[\](){}#'"\\]+ ) - )+ + [^[\](){}#'"\\]+ """, re.VERBOSE).match # Build translation table to map uninteresting chars to "x", open @@ -386,10 +384,14 @@ class Parser: # suck up all except ()[]{}'"#\\ m = _chew_ordinaryre(str, p, q) if m: - i = m.end(1) - 1 # last non-ws (if any) + # we skipped at least one boring char + p = m.end() + # back up over totally boring whitespace + i = p-1 # index of last boring char + while i >= 0 and str[i] in " \t\n": + i = i-1 if i >= 0: lastch = str[i] - p = m.end() if p >= q: break |