46 lines
1.1 KiB
JavaScript
46 lines
1.1 KiB
JavaScript
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// Horizontal rule
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'use strict';
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var isSpace = require('../common/utils').isSpace;
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module.exports = function hr(state, startLine, endLine, silent) {
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var marker, cnt, ch, token,
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pos = state.bMarks[startLine] + state.tShift[startLine],
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max = state.eMarks[startLine];
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// if it's indented more than 3 spaces, it should be a code block
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if (state.sCount[startLine] - state.blkIndent >= 4) { return false; }
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marker = state.src.charCodeAt(pos++);
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// Check hr marker
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if (marker !== 0x2A/* * */ &&
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marker !== 0x2D/* - */ &&
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marker !== 0x5F/* _ */) {
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return false;
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}
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// markers can be mixed with spaces, but there should be at least 3 of them
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cnt = 1;
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while (pos < max) {
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ch = state.src.charCodeAt(pos++);
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if (ch !== marker && !isSpace(ch)) { return false; }
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if (ch === marker) { cnt++; }
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}
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if (cnt < 3) { return false; }
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if (silent) { return true; }
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state.line = startLine + 1;
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token = state.push('hr', 'hr', 0);
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token.map = [ startLine, state.line ];
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token.markup = Array(cnt + 1).join(String.fromCharCode(marker));
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return true;
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};
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