| """ Atex heading (#, ##, ...) """ |
| import logging |
| |
| from .state_block import StateBlock |
| from ..common.utils import isSpace |
| |
| LOGGER = logging.getLogger(__name__) |
| |
| |
| def heading(state: StateBlock, startLine: int, endLine: int, silent: 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 it's indented more than 3 spaces, it should be a code block |
| if state.sCount[startLine] - state.blkIndent >= 4: |
| return False |
| |
| ch = state.srcCharCode[pos] |
| |
| # /* # */ |
| if ch != 0x23 or pos >= maximum: |
| return False |
| |
| # count heading level |
| level = 1 |
| pos += 1 |
| ch = state.srcCharCode[pos] |
| # /* # */ |
| while ch == 0x23 and pos < maximum and level <= 6: |
| level += 1 |
| pos += 1 |
| ch = state.srcCharCode[pos] |
| |
| if level > 6 or (pos < maximum and not isSpace(ch)): |
| return False |
| |
| if silent: |
| return True |
| |
| # Let's cut tails like ' ### ' from the end of string |
| |
| # maximum = state.skipSpacesBack(maximum, pos) |
| # tmp = state.skipCharsBack(maximum, 0x23, pos) # # |
| # if tmp > pos and isSpace(state.srcCharCode[tmp - 1]): |
| # maximum = tmp |
| # TODO the code above doesn't seem to work, but this does |
| # we should check why the code above doesn't work though |
| _max = len(state.src[:maximum].rstrip().rstrip(chr(0x23))) |
| try: |
| if isSpace(state.srcCharCode[_max - 1]): |
| maximum = _max |
| except IndexError: |
| pass |
| |
| 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 |
