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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-29 04:24:24 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-29 04:24:24 +0000 |
commit | 12e8343068b906f8b2afddc5569968a8a91fa5b0 (patch) | |
tree | 75cc5e05a4392ea0292251898f992a15a16b172b /markdown_it/helpers/parse_link_title.py | |
parent | Initial commit. (diff) | |
download | markdown-it-py-upstream.tar.xz markdown-it-py-upstream.zip |
Adding upstream version 2.1.0.upstream/2.1.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'markdown_it/helpers/parse_link_title.py')
-rw-r--r-- | markdown_it/helpers/parse_link_title.py | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/markdown_it/helpers/parse_link_title.py b/markdown_it/helpers/parse_link_title.py new file mode 100644 index 0000000..842c83b --- /dev/null +++ b/markdown_it/helpers/parse_link_title.py @@ -0,0 +1,60 @@ +"""Parse link title +""" +from ..common.utils import charCodeAt, unescapeAll + + +class _Result: + __slots__ = ("ok", "pos", "lines", "str") + + def __init__(self): + self.ok = False + self.pos = 0 + self.lines = 0 + self.str = "" + + def __str__(self): + return self.str + + +def parseLinkTitle(string: str, pos: int, maximum: int) -> _Result: + lines = 0 + start = pos + result = _Result() + + if pos >= maximum: + return result + + marker = charCodeAt(string, pos) + + # /* " */ /* ' */ /* ( */ + if marker != 0x22 and marker != 0x27 and marker != 0x28: + return result + + pos += 1 + + # if opening marker is "(", switch it to closing marker ")" + if marker == 0x28: + marker = 0x29 + + while pos < maximum: + code = charCodeAt(string, pos) + if code == marker: + title = string[start + 1 : pos] + title = unescapeAll(title) + result.pos = pos + 1 + result.lines = lines + result.str = title + result.ok = True + return result + elif code == 0x28 and marker == 0x29: # /* ( */ /* ) */ + return result + elif code == 0x0A: + lines += 1 + elif code == 0x5C and pos + 1 < maximum: # /* \ */ + pos += 1 + if charCodeAt(string, pos) == 0x0A: + lines += 1 + + pos += 1 + + return result |