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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-29 04:24:24 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-29 04:24:24 +0000 |
commit | 12e8343068b906f8b2afddc5569968a8a91fa5b0 (patch) | |
tree | 75cc5e05a4392ea0292251898f992a15a16b172b /markdown_it/rules_block/heading.py | |
parent | Initial commit. (diff) | |
download | markdown-it-py-upstream.tar.xz markdown-it-py-upstream.zip |
Adding upstream version 2.1.0.upstream/2.1.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | markdown_it/rules_block/heading.py | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/markdown_it/rules_block/heading.py b/markdown_it/rules_block/heading.py new file mode 100644 index 0000000..8d4ef3e --- /dev/null +++ b/markdown_it/rules_block/heading.py @@ -0,0 +1,72 @@ +""" Atex heading (#, ##, ...) """ +from __future__ import annotations + +import logging + +from ..common.utils import isSpace +from .state_block import StateBlock + +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: int | None = state.srcCharCode[pos] + + # /* # */ + if ch != 0x23 or pos >= maximum: + return False + + # count heading level + level = 1 + pos += 1 + try: + ch = state.srcCharCode[pos] + except IndexError: + ch = None + # /* # */ + while ch == 0x23 and pos < maximum and level <= 6: + level += 1 + pos += 1 + try: + ch = state.srcCharCode[pos] + except IndexError: + ch = None + + 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 + + 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 |