Markdown parser, done right. 100% CommonMark support, extensions, syntax plugins & high speed https://markdown-it.github.io/
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 

42 lines
1.1 KiB

// Horizontal rule
import { isSpace } from '../common/utils.mjs';
export default function hr(state, startLine, endLine, silent) {
var marker, cnt, ch, token,
pos = state.bMarks[startLine] + state.tShift[startLine],
max = 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; }
marker = state.src.charCodeAt(pos++);
// Check hr marker
if (marker !== 0x2A/* * */ &&
marker !== 0x2D/* - */ &&
marker !== 0x5F/* _ */) {
return false;
}
// markers can be mixed with spaces, but there should be at least 3 of them
cnt = 1;
while (pos < max) {
ch = state.src.charCodeAt(pos++);
if (ch !== marker && !isSpace(ch)) { return false; }
if (ch === marker) { cnt++; }
}
if (cnt < 3) { return false; }
if (silent) { return true; }
state.line = startLine + 1;
token = state.push('hr', 'hr', 0);
token.map = [ startLine, state.line ];
token.markup = Array(cnt + 1).join(String.fromCharCode(marker));
return true;
}