290144e9
 易尊强
第一次
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// Horizontal rule
'use strict';
var isSpace = require('../common/utils').isSpace;
module.exports = 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;
};
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