diff options
Diffstat (limited to 'cmd2/parsing.py')
| -rw-r--r-- | cmd2/parsing.py | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/cmd2/parsing.py b/cmd2/parsing.py index 84c7e27a..ddfd5f0d 100644 --- a/cmd2/parsing.py +++ b/cmd2/parsing.py @@ -121,25 +121,23 @@ class StatementParser: # double or single quotes. # # this big regular expression can be broken down into 3 regular - # expressions that are OR'ed together. + # expressions that are OR'ed together with a pipe character # - # /\*.*?(\*/|$) matches C-style comments, with an optional - # closing '*/'. The optional closing '*/' is - # there to retain backward compatibility with - # the pyparsing implementation of cmd2 < 0.9.0 - # \'(?:\\.|[^\\\'])*\' matches a single quoted string, allowing + # /\*.*\*/ Matches C-style comments (i.e. /* comment */) + # does not match unclosed comments. + # \'(?:\\.|[^\\\'])*\' Matches a single quoted string, allowing # for embedded backslash escaped single quote - # marks - # "(?:\\.|[^\\"])*" matches a double quoted string, allowing + # marks. + # "(?:\\.|[^\\"])*" Matches a double quoted string, allowing # for embedded backslash escaped double quote - # marks + # marks. # # by way of reminder the (?:...) regular expression syntax is just # a non-capturing version of regular parenthesis. We need the non- # capturing syntax because _comment_replacer() looks at match # groups self.comment_pattern = re.compile( - r'/\*.*?(\*/|$)|\'(?:\\.|[^\\\'])*\'|"(?:\\.|[^\\"])*"', + r'/\*.*\*/|\'(?:\\.|[^\\\'])*\'|"(?:\\.|[^\\"])*"', re.DOTALL | re.MULTILINE ) |