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| author | mathieui <mathieui@mathieui.net> | 2014-04-28 00:20:57 +0200 |
|---|---|---|
| committer | mathieui <mathieui@mathieui.net> | 2014-04-28 00:20:57 +0200 |
| commit | 069283e349b2e8dd324446aa5c30253a0993f1a3 (patch) | |
| tree | 23433948b69cce0e41b5f32acd8fa8d30b19fb50 /src/poezio_shlex.py | |
| parent | 31716565a74bcc3c41569297c4c8ddfe731ba364 (diff) | |
| download | poezio-069283e349b2e8dd324446aa5c30253a0993f1a3.tar.gz poezio-069283e349b2e8dd324446aa5c30253a0993f1a3.tar.bz2 poezio-069283e349b2e8dd324446aa5c30253a0993f1a3.tar.xz poezio-069283e349b2e8dd324446aa5c30253a0993f1a3.zip | |
Don’t escape backslashes unless we are inside a quoted string and the next char is a quote
Sadly, we can’t doctest stuff with backslashes because it drives doctest
crazy.
Diffstat (limited to 'src/poezio_shlex.py')
| -rw-r--r-- | src/poezio_shlex.py | 21 |
1 files changed, 4 insertions, 17 deletions
diff --git a/src/poezio_shlex.py b/src/poezio_shlex.py index 086b0707..032baeee 100644 --- a/src/poezio_shlex.py +++ b/src/poezio_shlex.py @@ -102,6 +102,7 @@ class shlex(object): escapedstate = ' ' token_start = 0 token_end = -1 + # read one char from the stream at once while True: nextchar = self.instream.read(1) if nextchar == '\n': @@ -126,13 +127,6 @@ class shlex(object): break # emit current token else: continue - elif nextchar in self.commenters: - self.instream.readline() - self.lineno = self.lineno + 1 - elif self.posix and nextchar in self.escape: - token_start = self.instream.tell() - 1 - escapedstate = 'a' - self.state = nextchar elif nextchar in self.wordchars: token_start = self.instream.tell() - 1 self.token = nextchar @@ -181,10 +175,8 @@ class shlex(object): # XXX what error should be raised here? token_end = self.instream.tell() break - # In posix shells, only the quote itself or the escape - # character may be escaped within quotes. - if escapedstate in self.quotes and \ - nextchar != self.state and nextchar != escapedstate: + # only the quote may be escaped + if escapedstate in self.quotes and nextchar != escapedstate: self.token = self.token + self.state self.token = self.token + nextchar self.state = escapedstate @@ -202,13 +194,8 @@ class shlex(object): break # emit current token else: continue - elif self.posix and nextchar in self.quotes: - self.state = nextchar - elif self.posix and nextchar in self.escape: - escapedstate = 'a' - self.state = nextchar elif nextchar in self.wordchars or nextchar in self.quotes \ - or self.whitespace_split: + or self.whitespace_split: self.token = self.token + nextchar else: self.pushback.appendleft(nextchar) |