mirror of
https://github.com/showdownjs/showdown.git
synced 2024-03-22 13:30:55 +08:00
Estevão Soares dos Santos
parent
1dcaa4490e
commit
aa12eabf1d
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@ -327,6 +327,7 @@ showdown.Converter = function (converterOptions) {
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text = showdown.subParser('makehtml.hashCodeTags')(text, options, globals);
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text = showdown.subParser('makehtml.stripLinkDefinitions')(text, options, globals);
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text = showdown.subParser('makehtml.blockGamut')(text, options, globals);
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text = showdown.subParser('makehtml.paragraphs')(text, options, globals);
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text = showdown.subParser('makehtml.unhashHTMLSpans')(text, options, globals);
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text = showdown.subParser('makehtml.unescapeSpecialChars')(text, options, globals);
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@ -548,6 +548,31 @@ showdown.helper.isAbsolutePath = function (path) {
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return /(^([a-z]+:)?\/\/)|(^#)/i.test(path);
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};
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/**
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* Polyfill method for trimStart
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* @param {string} text
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* @returns {string}
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*/
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showdown.helper.trimStart = function (text) {
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return (!String.prototype.trimStart) ?
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text.replace(/^[\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028\u2029\uFEFF]+/, '') :
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text.trimStart();
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};
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/**
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* Polyfill method for trimEnd
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* @param {string} text
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* @returns {string}
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*/
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showdown.helper.trimEnd = function (text) {
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return (!String.prototype.trimEnd) ?
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text.replace(/[\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028\u2029\uFEFF]+$/, '') :
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text.trimEnd();
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};
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showdown.helper.URLUtils = function (url, baseURL) {
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const pattern2 = /^([^:\/?#]+:)?(?:\/\/(?:([^:@\/?#]*)(?::([^:@\/?#]*))?@)?(([^:\/?#]*)(?::(\d*))?))?([^?#]*)(\?[^#]*)?(#[\s\S]*)?/;
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@ -23,7 +23,6 @@ showdown.subParser('makehtml.blockGamut', function (text, options, globals) {
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// we parse blockquotes first so that we can have headings and hrs
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// inside blockquotes
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text = showdown.subParser('makehtml.blockquote')(text, options, globals);
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text = showdown.subParser('makehtml.heading')(text, options, globals);
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// Do Horizontal Rules:
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@ -32,13 +31,13 @@ showdown.subParser('makehtml.blockGamut', function (text, options, globals) {
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text = showdown.subParser('makehtml.list')(text, options, globals);
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text = showdown.subParser('makehtml.codeBlock')(text, options, globals);
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text = showdown.subParser('makehtml.table')(text, options, globals);
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text = showdown.subParser('makehtml.blockquote')(text, options, globals);
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// We already ran _HashHTMLBlocks() before, in Markdown(), but that
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// was to escape raw HTML in the original Markdown source. This time,
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// we're escaping the markup we've just created, so that we don't wrap
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// <p> tags around block-level tags.
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text = showdown.subParser('makehtml.hashHTMLBlocks')(text, options, globals);
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text = showdown.subParser('makehtml.paragraphs')(text, options, globals);
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let afterEvent = new showdown.Event('makehtml.blockGamut.onEnd', text);
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afterEvent
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@ -24,9 +24,6 @@ showdown.subParser('makehtml.blockquote', function (text, options, globals) {
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startEvent = globals.converter.dispatch(startEvent);
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text = startEvent.output;
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// add a couple extra lines after the text and endtext mark
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text = text + '\n\n';
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let pattern = /(^ {0,3}>[ \t]?.+\n(.+\n)*\n*)+/gm;
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if (options.splitAdjacentBlockquotes) {
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@ -37,11 +34,8 @@ showdown.subParser('makehtml.blockquote', function (text, options, globals) {
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let otp,
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attributes = {},
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wholeMatch = bq;
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// attacklab: hack around Konqueror 3.5.4 bug:
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// "----------bug".replace(/^-/g,"") == "bug"
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bq = bq.replace(/^[ \t]*>[ \t]?/gm, ''); // trim one level of quoting
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// attacklab: clean up hack
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bq = bq.replace(/¨0/g, '');
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bq = bq.replace(/^[ \t]+$/gm, ''); // trim whitespace-only lines
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let captureStartEvent = new showdown.Event('makehtml.blockquote.onCapture', bq);
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@ -65,6 +59,7 @@ showdown.subParser('makehtml.blockquote', function (text, options, globals) {
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bq = captureStartEvent.matches.blockquote;
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bq = showdown.subParser('makehtml.githubCodeBlock')(bq, options, globals);
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bq = showdown.subParser('makehtml.blockGamut')(bq, options, globals); // recurse
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bq = showdown.subParser('makehtml.paragraphs')(bq, options, globals);
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bq = bq.replace(/(^|\n)/g, '$1 ');
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// These leading spaces screw with <pre> content, so we need to fix that:
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bq = bq.replace(/(\s*<pre>[^\r]+?<\/pre>)/gm, function (wm, m1) {
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@ -29,8 +29,14 @@ showdown.subParser('makehtml.encodeBackslashEscapes', function (text, options, g
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startEvent = globals.converter.dispatch(startEvent);
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text = startEvent.output;
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text = text.replace(/\\(\\)/g, showdown.helper.escapeCharactersCallback);
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text = text.replace(/\\([`*_{}\[\]()>#+.!~=|:-])/g, showdown.helper.escapeCharactersCallback);
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text = text
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.replace(/\\(\\)/g, showdown.helper.escapeCharactersCallback)
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.replace(/\\([!#%'()*+,\-.\/:;=?@\[\]\\^_`{|}~])/g, showdown.helper.escapeCharactersCallback)
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.replace(/\\¨D/g, '¨D') // escape $ (which was already escaped as ¨D) (charcode is 36)
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.replace(/\\&/g, '&') // escape &
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.replace(/\\"/g, '"') // escaping "
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.replace(/\\</g, '<') // escaping <
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.replace(/\\>/g, '>'); // escaping <
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let afterEvent = new showdown.Event('makehtml.encodeBackslashEscapes.onEnd', text);
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afterEvent
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@ -25,6 +25,153 @@
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showdown.subParser('makehtml.heading', function (text, options, globals) {
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'use strict';
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let startEvent = new showdown.Event('makehtml.heading.onStart', text);
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startEvent
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.setOutput(text)
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._setGlobals(globals)
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._setOptions(options);
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startEvent = globals.converter.dispatch(startEvent);
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text = startEvent.output;
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let setextRegexH1 = /^( {0,3}([^ \t\n]+.*\n)(.+\n)?(.+\n)?)( {0,3}=+[ \t]*)$/gm,
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setextRegexH2 = /^( {0,3}([^ \t\n]+.*\n)(.+\n)?(.+\n)?)( {0,3}(-+)[ \t]*)$/gm,
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atxRegex = (options.requireSpaceBeforeHeadingText) ? /^ {0,3}(#{1,6})[ \t]+(.+?)(?:[ \t]+#+)?[ \t]*$/gm : /^ {0,3}(#{1,6})[ \t]*(.+?)[ \t]*#*[ \t]*$/gm;
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text = text.replace(setextRegexH1, function (wholeMatch, headingText, line1, line2, line3, line4) {
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return parseSetextHeading(setextRegexH2, options.headerLevelStart, wholeMatch, headingText, line1, line2, line3, line4);
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});
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text = text.replace(setextRegexH2, function (wholeMatch, headingText, line1, line2, line3, line4) {
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return parseSetextHeading(setextRegexH2, options.headerLevelStart + 1, wholeMatch, headingText, line1, line2, line3, line4);
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});
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text = text.replace(atxRegex, function (wholeMatch, m1, m2) {
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let headingLevel = options.headerLevelStart - 1 + m1.length,
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headingText = (options.customizedHeaderId) ? m2.replace(/\s?{([^{]+?)}\s*$/, '') : m2,
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id = (options.noHeaderId) ? null : showdown.subParser('makehtml.heading.id')(m2, options, globals);
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return parseHeader(setextRegexH2, wholeMatch, headingText, headingLevel, id);
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});
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let afterEvent = new showdown.Event('makehtml.heading.onEnd', text);
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afterEvent
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.setOutput(text)
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._setGlobals(globals)
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._setOptions(options);
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afterEvent = globals.converter.dispatch(afterEvent);
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return afterEvent.output;
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function parseSetextHeading (pattern, headingLevel, wholeMatch, headingText, line1, line2, line3, line4) {
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// count lines
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let count = headingText.trim().split('\n').length;
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let prepend = '';
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let nPrepend;
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const hrCheckRgx = /^ {0,3}[-_*]([-_*] ?){2,}$/;
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// one liner edge cases
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if (count === 1) {
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// hr
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// let's find the hr edge case first
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if (showdown.helper.trimEnd(line1).match(hrCheckRgx)) {
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// it's the edge case, so it's a false positive
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prepend = showdown.subParser('makehtml.horizontalRule')(line1, options, globals);
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if (prepend !== line1) {
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// it's an oneliner list
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return prepend.trim() + '\n' + line4;
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}
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}
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// now check if it's an unordered list
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if (line1.match(/^ {0,3}[-*+][ \t]/)) {
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prepend = showdown.subParser('makehtml.blockGamut')(line1, options, globals);
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if (prepend !== line1) {
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// it's an oneliner list
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return prepend.trim() + '\n' + line4;
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}
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}
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// no edge case let's proceed as usual
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} else {
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let multilineText = '';
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// multiline is a bit trickier
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// first we must take care of the edge cases of:
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// case1: | case2:
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// --- | ---
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// foo | foo
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// --- | bar
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// | ---
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//
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if (showdown.helper.trimEnd(line1).match(hrCheckRgx)) {
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nPrepend = showdown.subParser('makehtml.horizontalRule')(line1, options, globals);
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if (nPrepend !== line1) {
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line1 = '';
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// we add the parsed block to prepend
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prepend = nPrepend.trim();
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// and remove the line from the headingText, so it doesn't appear repeated
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headingText = line2 + ((line3) ? line3 : '');
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}
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}
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// now we take care of these cases:
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// case1: | case2:
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// foo | foo
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// *** | ***
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// --- | bar
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// | ---
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//
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if (showdown.helper.trimEnd(line2).match(hrCheckRgx)) {
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// This case sucks, because the first line could be anything!!!
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// first let's make sure it's a hr
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nPrepend = showdown.subParser('makehtml.horizontalRule')(line2, options, globals);
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if (nPrepend !== line2) {
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line2 = nPrepend;
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// it is, so now we must parse line1 also
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if (line1) {
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line1 = showdown.subParser('makehtml.blockGamut')(line1, options, globals);
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line1 = showdown.subParser('makehtml.paragraphs')(line1, options, globals);
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line1 = line1.trim() + '\n';
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prepend = line1;
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// and clear line1
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line1 = '';
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}
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// we add the parsed blocks to prepend
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prepend += line2.trim() + '\n';
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line2 = '';
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// and remove the lines from the headingText, so it doesn't appear repeated
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headingText = (line3) ? line3 : '';
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}
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}
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// all edge cases should be treated now
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multilineText = line1 + line2 + ((line3) ? line3 : '');
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nPrepend = showdown.subParser('makehtml.blockGamut')(multilineText, options, globals);
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//console.log(nPrepend);
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if (nPrepend !== multilineText) {
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// we found a block, so it should take precedence
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prepend += nPrepend;
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headingText = '';
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}
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}
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// trim stuff
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headingText = headingText.trim();
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// let's check if heading is empty
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// after looking for blocks, heading text might be empty which is a false positive
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if (!headingText) {
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return prepend + line4;
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}
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// after this, we're pretty sure it's a heading so let's proceed
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let id = (options.noHeaderId) ? null : showdown.subParser('makehtml.heading.id')(headingText, options, globals);
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return prepend + parseHeader(pattern, wholeMatch, headingText, headingLevel, id);
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}
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function parseHeader (pattern, wholeMatch, headingText, headingLevel, headingId) {
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let captureStartEvent = new showdown.Event('makehtml.heading.onCapture', headingText),
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otp;
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@ -65,45 +212,6 @@ showdown.subParser('makehtml.heading', function (text, options, globals) {
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return showdown.subParser('makehtml.hashBlock')(otp, options, globals);
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}
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let startEvent = new showdown.Event('makehtml.heading.onStart', text);
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startEvent
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.setOutput(text)
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._setGlobals(globals)
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._setOptions(options);
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startEvent = globals.converter.dispatch(startEvent);
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text = startEvent.output;
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let setextRegexH1 = (options.smoothLivePreview) ? /^(.+[ \t]*\n)(.+[ \t]*\n)?(.+[ \t]*\n)?={2,}[ \t]*\n+/gm : /^( {0,3}[^ \t\n].+[ \t]*\n)(.+[ \t]*\n)?(.+[ \t]*\n)? {0,3}=+[ \t]*$/gm,
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setextRegexH2 = (options.smoothLivePreview) ? /^(.+[ \t]*\n)(.+[ \t]*\n)?(.+[ \t]*\n)?-{2,}[ \t]*\n+/gm : /^( {0,3}[^ \t\n].+[ \t]*\n)(.+[ \t]*\n)?(.+[ \t]*\n)? {0,3}-+[ \t]*$/gm,
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atxRegex = (options.requireSpaceBeforeHeadingText) ? /^ {0,3}(#{1,6})[ \t]+(.+?)(?:[ \t]+#+)?[ \t]*$/gm : /^ {0,3}(#{1,6})[ \t]*(.+?)[ \t]*#*[ \t]*$/gm;
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text = text.replace(setextRegexH1, function (wholeMatch, line1, line2, line3) {
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let headingText = line1.trim() + ((line2) ? '\n' + line2.trim() : '') + ((line3) ? '\n' + line3.trim() : '');
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let id = (options.noHeaderId) ? null : showdown.subParser('makehtml.heading.id')(headingText, options, globals);
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return parseHeader(setextRegexH1, wholeMatch, headingText, options.headerLevelStart, id);
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});
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text = text.replace(setextRegexH2, function (wholeMatch, line1, line2, line3) {
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let headingText = line1.trim() + ((line2) ? '\n' + line2.trim() : '') + ((line3) ? '\n' + line3.trim() : '');
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let id = (options.noHeaderId) ? null : showdown.subParser('makehtml.heading.id')(headingText, options, globals);
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return parseHeader(setextRegexH2, wholeMatch, headingText, options.headerLevelStart + 1, id);
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});
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text = text.replace(atxRegex, function (wholeMatch, m1, m2) {
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let headingLevel = options.headerLevelStart - 1 + m1.length,
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headingText = (options.customizedHeaderId) ? m2.replace(/\s?{([^{]+?)}\s*$/, '') : m2,
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id = (options.noHeaderId) ? null : showdown.subParser('makehtml.heading.id')(m2, options, globals);
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return parseHeader(setextRegexH2, wholeMatch, headingText, headingLevel, id);
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});
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let afterEvent = new showdown.Event('makehtml.heading.onEnd', text);
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afterEvent
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.setOutput(text)
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._setGlobals(globals)
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._setOptions(options);
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afterEvent = globals.converter.dispatch(afterEvent);
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return afterEvent.output;
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});
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showdown.subParser('makehtml.heading.id', function (m, options, globals) {
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@ -22,34 +22,50 @@ showdown.subParser('makehtml.horizontalRule', function (text, options, globals)
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// parses: --- and - - -
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const rgx1 = /^ {0,3}( ?-){3,}[ \t]*$/gm;
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const rgx1 = /^ {0,2}( ?-){3,}[ \t]*$/gm;
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text = text.replace(rgx1, function (wholeMatch) {
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return parse(rgx1, wholeMatch);
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});
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// parses: -\t-\t-
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const rgx2 = /^ {0,3}(\t?-){3,}[ \t]*$/gm;
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const rgx2 = /^ {0,3}-(\t?-){2,}[ \t]*$/gm;
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text = text.replace(rgx2, function (wholeMatch) {
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return parse(rgx2, wholeMatch);
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});
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const rgx3 = /^ {0,3}( ?\*){3,}[ \t]*$/gm;
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const rgx3 = /^ {0,2}( ?\*){3,}[ \t]*$/gm;
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text = text.replace(rgx3, function (wholeMatch) {
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return parse(rgx3, wholeMatch);
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});
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const rgx4 = /^ {0,3}(\t?\*){3,}[ \t]*$/gm;
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const rgx4 = /^ {0,3}\*(\t?\*){2,}[ \t]*$/gm;
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text = text.replace(rgx4, function (wholeMatch) {
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return parse(rgx4, wholeMatch);
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});
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const rgx5 = /^ {0,3}( ?\*){3,}[ \t]*$/gm;
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const rgx5 = /^ {0,2}( ?_){3,}[ \t]*$/gm;
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text = text.replace(rgx5, function (wholeMatch) {
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return parse(rgx5, wholeMatch);
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});
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const rgx6 = /^ {0,3}(\t?\*){3,}[ \t]*$/gm;
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const rgx6 = /^ {0,3}_(\t?_){2,}[ \t]*$/gm;
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text = text.replace(rgx6, function (wholeMatch) {
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return parse(rgx6, wholeMatch);
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});
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// super weird horizontal rule
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const rgx7 = /^ {0,3}(- *){2,}-[ \t]*$/gm;
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text = text.replace(rgx7, function (wholeMatch) {
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return parse(rgx7, wholeMatch);
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});
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const rgx8 = /^ {0,3}(\* *){2,}\*[ \t]*$/gm;
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text = text.replace(rgx8, function (wholeMatch) {
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return parse(rgx8, wholeMatch);
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});
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const rgx9 = /^ {0,3}(_ *){2,}_[ \t]*$/gm;
|
||||
text = text.replace(rgx9, function (wholeMatch) {
|
||||
return parse(rgx9, wholeMatch);
|
||||
});
|
||||
|
||||
let afterEvent = new showdown.Event('makehtml.horizontalRule.onEnd', text);
|
||||
afterEvent
|
||||
.setOutput(text)
|
||||
|
|
|
|||
|
|
@ -1,3 +1,3 @@
|
|||
<h1 id="some-header">some header</h1>
|
||||
<h1 id="some-header-with--chars">some header with &+$,/:;=?@\"#{}|^~[]`\*()%.!' chars</h1>
|
||||
<h1 id="some-header-with--chars">some header with &+$,/:;=?@"#{}|^~[]`\*()%.!' chars</h1>
|
||||
<h1 id="another-header--with--chars">another header > with < chars</h1>
|
||||
|
|
|
|||
|
|
@ -1,5 +1,5 @@
|
|||
# some header
|
||||
|
||||
# some header with &+$,/:;=?@\"#{}|^~[]`\\*()%.!' chars
|
||||
# some header with &+$,/:;=?@"#{}|^~[]`\\*()%.!' chars
|
||||
|
||||
# another header > with < chars
|
||||
|
|
|
|||
|
|
@ -239,20 +239,16 @@ This is a second.
|
|||
</code></pre>
|
||||
<p>You can also embed blockquotes in a list.</p>
|
||||
<ul>
|
||||
<li>Green</li>
|
||||
<li><p>Green
|
||||
> What is this? It is embedded blockquote. Mix 'em and match 'em.</p></li>
|
||||
<li><p>Blue</p></li>
|
||||
<li><p>Red</p>
|
||||
<pre><code>* Green
|
||||
> What is this? It is embedded blockquote. Mix 'em and match 'em.
|
||||
* Blue
|
||||
* Red
|
||||
</code></pre></li>
|
||||
</ul>
|
||||
<blockquote>
|
||||
<p>What is this? It is embedded blockquote. Mix 'em and match 'em.</p>
|
||||
<ul>
|
||||
<li>Blue</li>
|
||||
<li>Red</li>
|
||||
</ul>
|
||||
</blockquote>
|
||||
<pre><code> * Green
|
||||
> What is this? It is embedded blockquote. Mix 'em and match 'em.
|
||||
* Blue
|
||||
* Red
|
||||
</code></pre>
|
||||
<p>You can also embed code blocks in a list.</p>
|
||||
<ul>
|
||||
<li><p>Green</p>
|
||||
|
|
@ -264,7 +260,7 @@ This is a second.
|
|||
</code></pre></li>
|
||||
<li><p>Blue</p></li>
|
||||
<li><p>Red</p>
|
||||
<pre><code>* Green
|
||||
<pre><code>* Green
|
||||
|
||||
Try this code:
|
||||
|
||||
|
|
@ -314,9 +310,7 @@ Pipe | $1 | eleven
|
|||
| `help()` | Display the __help__ window. |
|
||||
| `destroy()` | **Destroy your computer!** |
|
||||
</code></pre>
|
||||
<ul>
|
||||
<li>- -</li>
|
||||
</ul>
|
||||
<hr />
|
||||
<h2 id="codeandsyntaxhighlighting">Code and Syntax highlighting</h2>
|
||||
<p>Pre-formatted code blocks are used for writing about programming or markup source code. Rather than forming normal paragraphs, the code block linesare interpreted literally. Markdown wraps a code block in both <code><pre></code> and <code><code></code> tags.</p>
|
||||
<p>To produce a code block in Markdown, indent every line of the block by at least 4 spaces or 1 tab. For :</p>
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
<blockquote>
|
||||
<p>a blockquote</p>
|
||||
<h1 id="followedbyanheading">followed by an heading</h1>
|
||||
</blockquote>
|
||||
<h1 id="followedbyaheading">followed by a heading</h1>
|
||||
|
|
@ -1,2 +1,2 @@
|
|||
> a blockquote
|
||||
# followed by an heading
|
||||
# followed by a heading
|
||||
|
|
|
|||
|
|
@ -0,0 +1,9 @@
|
|||
<pre><code>foo
|
||||
bar
|
||||
</code></pre>
|
||||
<hr />
|
||||
<pre><code>foo
|
||||
bar
|
||||
baz
|
||||
</code></pre>
|
||||
<hr />
|
||||
|
|
@ -0,0 +1,10 @@
|
|||
foo
|
||||
bar
|
||||
---
|
||||
|
||||
|
||||
|
||||
foo
|
||||
bar
|
||||
baz
|
||||
---
|
||||
|
|
@ -0,0 +1,3 @@
|
|||
<pre><code>foo
|
||||
</code></pre>
|
||||
<hr />
|
||||
|
|
@ -0,0 +1,2 @@
|
|||
foo
|
||||
---
|
||||
|
|
@ -0,0 +1,7 @@
|
|||
<pre><code>foo
|
||||
</code></pre>
|
||||
<hr />
|
||||
<pre><code>foo
|
||||
bar
|
||||
</code></pre>
|
||||
<hr />
|
||||
|
|
@ -0,0 +1,11 @@
|
|||
```
|
||||
foo
|
||||
```
|
||||
---
|
||||
|
||||
|
||||
```
|
||||
foo
|
||||
bar
|
||||
```
|
||||
---
|
||||
|
|
@ -0,0 +1,10 @@
|
|||
<ul>
|
||||
<li>foo</li>
|
||||
</ul>
|
||||
<hr />
|
||||
<ul>
|
||||
<li>foo</li>
|
||||
<li>bar</li>
|
||||
<li>baz</li>
|
||||
</ul>
|
||||
<hr />
|
||||
|
|
@ -0,0 +1,7 @@
|
|||
- foo
|
||||
---
|
||||
|
||||
- foo
|
||||
- bar
|
||||
- baz
|
||||
---
|
||||
|
|
@ -0,0 +1,8 @@
|
|||
<hr />
|
||||
<h2 id="foo">foo</h2>
|
||||
<p>foo</p>
|
||||
<hr />
|
||||
<h2 id="bar">bar</h2>
|
||||
<p>foo</p>
|
||||
<hr />
|
||||
<hr />
|
||||
|
|
@ -0,0 +1,14 @@
|
|||
---
|
||||
foo
|
||||
---
|
||||
|
||||
|
||||
foo
|
||||
***
|
||||
bar
|
||||
---
|
||||
|
||||
|
||||
foo
|
||||
***
|
||||
---
|
||||
|
|
@ -24,12 +24,13 @@ describe('makeHtml() commonmark testsuite', function () {
|
|||
case 'Setext headings_92': // lazy continuation is needed for compatibility
|
||||
case 'Setext headings_93': // lazy continuation is needed for compatibility
|
||||
case 'Setext headings_94': // lazy continuation is needed for compatibility
|
||||
case 'Thematic breaks_43': // malformed input of test case
|
||||
case 'Thematic breaks_61': // hr inside lists does not make sense
|
||||
//case 'Setext headings_101': // does not make sense because it's inconsistent with own spec. But I dunno?!? this one is weird
|
||||
continue;
|
||||
}
|
||||
|
||||
|
||||
if (testsuite[section][i].name === 'ATX headings_79') {
|
||||
continue;
|
||||
case 'Setext headings_91': //it's failing because the testcase converts " to " even though it's not supposed to
|
||||
testsuite[section][i].expected = testsuite[section][i].expected.replace(/"/g, '"')
|
||||
break;
|
||||
}
|
||||
it(name, assertion(testsuite[section][i], converter, true));
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user