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