Coverage for /pythoncovmergedfiles/medio/medio/usr/local/lib/python3.8/site-packages/markdown_it/rules_inline/linkify.py: 11%

1"""Process links like https://example.org/""" 

2import re 

3 

4from .state_inline import StateInline 

5 

6# RFC3986: scheme = ALPHA *( ALPHA / DIGIT / "+" / "-" / "." ) 

7SCHEME_RE = re.compile(r"(?:^|[^a-z0-9.+-])([a-z][a-z0-9.+-]*)$", re.IGNORECASE) 

8 

9 

10def linkify(state: StateInline, silent: bool) -> bool: 

11 """Rule for identifying plain-text links.""" 

12 if not state.md.options.linkify: 

13 return False 

14 if state.linkLevel > 0: 

15 return False 

16 if not state.md.linkify: 

17 raise ModuleNotFoundError("Linkify enabled but not installed.") 

18 

19 pos = state.pos 

20 maximum = state.posMax 

21 

22 if ( 

23 (pos + 3) > maximum 

24 or state.src[pos] != ":" 

25 or state.src[pos + 1] != "/" 

26 or state.src[pos + 2] != "/" 

27 ): 

28 return False 

29 

30 if not (match := SCHEME_RE.match(state.pending)): 

31 return False 

32 

33 proto = match.group(1) 

34 if not (link := state.md.linkify.match_at_start(state.src[pos - len(proto) :])): 

35 return False 

36 url: str = link.url 

37 

38 # disallow '*' at the end of the link (conflicts with emphasis) 

39 url = url.rstrip("*") 

40 

41 full_url = state.md.normalizeLink(url) 

42 if not state.md.validateLink(full_url): 

43 return False 

44 

45 if not silent: 

46 state.pending = state.pending[: -len(proto)] 

47 

48 token = state.push("link_open", "a", 1) 

49 token.attrs = {"href": full_url} 

50 token.markup = "linkify" 

51 token.info = "auto" 

52 

53 token = state.push("text", "", 0) 

54 token.content = state.md.normalizeLinkText(url) 

55 

56 token = state.push("link_close", "a", -1) 

57 token.markup = "linkify" 

58 token.info = "auto" 

59 

60 state.pos += len(url) - len(proto) 

61 return True