Coverage for /pythoncovmergedfiles/medio/medio/usr/local/lib/python3.8/site-packages/markdown_it/rules_block/html_block.py: 98%

1# HTML block 

2from __future__ import annotations 

3 

4import logging 

5import re 

6 

7from ..common.html_blocks import block_names 

8from ..common.html_re import HTML_OPEN_CLOSE_TAG_STR 

9from .state_block import StateBlock 

10 

11LOGGER = logging.getLogger(__name__) 

12 

13# An array of opening and corresponding closing sequences for html tags, 

14# last argument defines whether it can terminate a paragraph or not 

15HTML_SEQUENCES: list[tuple[re.Pattern[str], re.Pattern[str], bool]] = [ 

16 ( 

17 re.compile(r"^<(script|pre|style|textarea)(?=(\s|>|$))", re.IGNORECASE), 

18 re.compile(r"<\/(script|pre|style|textarea)>", re.IGNORECASE), 

19 True, 

20 ), 

21 (re.compile(r"^<!--"), re.compile(r"-->"), True), 

22 (re.compile(r"^<\?"), re.compile(r"\?>"), True), 

23 (re.compile(r"^<![A-Z]"), re.compile(r">"), True), 

24 (re.compile(r"^<!\[CDATA\["), re.compile(r"\]\]>"), True), 

25 ( 

26 re.compile("^</?(" + "|".join(block_names) + ")(?=(\\s|/?>|$))", re.IGNORECASE), 

27 re.compile(r"^$"), 

28 True, 

29 ), 

30 (re.compile(HTML_OPEN_CLOSE_TAG_STR + "\\s*$"), re.compile(r"^$"), False), 

31] 

32 

33 

34def html_block(state: StateBlock, startLine: int, endLine: int, silent: bool) -> bool: 

35 LOGGER.debug( 

36 "entering html_block: %s, %s, %s, %s", state, startLine, endLine, silent 

37 ) 

38 pos = state.bMarks[startLine] + state.tShift[startLine] 

39 maximum = state.eMarks[startLine] 

40 

41 if state.is_code_block(startLine): 

42 return False 

43 

44 if not state.md.options.get("html", None): 

45 return False 

46 

47 if state.src[pos] != "<": 

48 return False 

49 

50 lineText = state.src[pos:maximum] 

51 

52 html_seq = None 

53 for HTML_SEQUENCE in HTML_SEQUENCES: 

54 if HTML_SEQUENCE[0].search(lineText): 

55 html_seq = HTML_SEQUENCE 

56 break 

57 

58 if not html_seq: 

59 return False 

60 

61 if silent: 

62 # true if this sequence can be a terminator, false otherwise 

63 return html_seq[2] 

64 

65 nextLine = startLine + 1 

66 

67 # If we are here - we detected HTML block. 

68 # Let's roll down till block end. 

69 if not html_seq[1].search(lineText): 

70 while nextLine < endLine: 

71 if state.sCount[nextLine] < state.blkIndent: 

72 break 

73 

74 pos = state.bMarks[nextLine] + state.tShift[nextLine] 

75 maximum = state.eMarks[nextLine] 

76 lineText = state.src[pos:maximum] 

77 

78 if html_seq[1].search(lineText): 

79 if len(lineText) != 0: 

80 nextLine += 1 

81 break 

82 nextLine += 1 

83 

84 state.line = nextLine 

85 

86 token = state.push("html_block", "", 0) 

87 token.map = [startLine, nextLine] 

88 token.content = state.getLines(startLine, nextLine, state.blkIndent, True) 

89 

90 return True