Markdown parser, done right. 100% CommonMark support, extensions, syntax plugins & high speed
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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.
49 lines
1.3 KiB
49 lines
1.3 KiB
10 years ago
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// Parse abbreviation definitions, i.e. `*[abbr]: description`
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//
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'use strict';
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module.exports = function parseAbbr(state, startLine, endLine, silent) {
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var label, title, ch, labelStart, labelEnd,
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pos = state.bMarks[startLine] + state.tShift[startLine],
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max = state.eMarks[startLine];
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if (pos + 2 >= max) { return false; }
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if (state.src.charCodeAt(pos++) !== 0x2A/* * */) { return false; }
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if (state.src.charCodeAt(pos++) !== 0x5B/* [ */) { return false; }
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labelStart = pos;
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for (; pos < max; pos++) {
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ch = state.src.charCodeAt(pos);
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if (ch === 0x5B /* [ */) {
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return false;
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} else if (ch === 0x5D /* ] */) {
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labelEnd = pos;
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break;
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} else if (ch === 0x5C /* \ */) {
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pos++;
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}
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}
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if (labelEnd < 0 || state.src.charCodeAt(labelEnd + 1) !== 0x3A/* : */) {
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return false;
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}
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if (silent) { return true; }
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label = state.src.slice(labelStart, labelEnd).replace(/\\(.)/g, '$1');
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title = state.src.slice(labelEnd + 2, max).trim();
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if (title.length === 0) { return false; }
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if (!state.env.abbreviations) { state.env.abbreviations = {}; }
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// prepend ':' to avoid conflict with Object.prototype members
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if (typeof state.env.abbreviations[':' + label] === 'undefined') {
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state.env.abbreviations[':' + label] = title;
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}
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state.line = startLine + 1;
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return true;
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};
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