| """Atex heading (#, ##, ...)""" |
|
|
| from __future__ import annotations |
|
|
| import logging |
|
|
| from ..common.utils import isStrSpace |
| from .state_block import StateBlock |
|
|
| LOGGER = logging.getLogger(__name__) |
|
|
|
|
| def heading(state: StateBlock, startLine: int, endLine: int, silent: bool) -> bool: |
| LOGGER.debug("entering heading: %s, %s, %s, %s", state, startLine, endLine, silent) |
|
|
| pos = state.bMarks[startLine] + state.tShift[startLine] |
| maximum = state.eMarks[startLine] |
|
|
| if state.is_code_block(startLine): |
| return False |
|
|
| ch: str | None = state.src[pos] |
|
|
| if ch != "#" or pos >= maximum: |
| return False |
|
|
| |
| level = 1 |
| pos += 1 |
| try: |
| ch = state.src[pos] |
| except IndexError: |
| ch = None |
| while ch == "#" and pos < maximum and level <= 6: |
| level += 1 |
| pos += 1 |
| try: |
| ch = state.src[pos] |
| except IndexError: |
| ch = None |
|
|
| if level > 6 or (pos < maximum and not isStrSpace(ch)): |
| return False |
|
|
| if silent: |
| return True |
|
|
| |
|
|
| maximum = state.skipSpacesBack(maximum, pos) |
| tmp = state.skipCharsStrBack(maximum, "#", pos) |
| if tmp > pos and isStrSpace(state.src[tmp - 1]): |
| maximum = tmp |
|
|
| state.line = startLine + 1 |
|
|
| token = state.push("heading_open", "h" + str(level), 1) |
| token.markup = "########"[:level] |
| token.map = [startLine, state.line] |
|
|
| token = state.push("inline", "", 0) |
| token.content = state.src[pos:maximum].strip() |
| token.map = [startLine, state.line] |
| token.children = [] |
|
|
| token = state.push("heading_close", "h" + str(level), -1) |
| token.markup = "########"[:level] |
|
|
| return True |
|
|
