several compliance fixes

Closes #191
This commit is contained in:
Estevão Soares dos Santos 2022-05-09 01:48:53 +01:00
parent 1dcaa4490e
commit aa12eabf1d
23 changed files with 311 additions and 85 deletions

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@ -327,6 +327,7 @@ showdown.Converter = function (converterOptions) {
text = showdown.subParser('makehtml.hashCodeTags')(text, options, globals);
text = showdown.subParser('makehtml.stripLinkDefinitions')(text, options, globals);
text = showdown.subParser('makehtml.blockGamut')(text, options, globals);
text = showdown.subParser('makehtml.paragraphs')(text, options, globals);
text = showdown.subParser('makehtml.unhashHTMLSpans')(text, options, globals);
text = showdown.subParser('makehtml.unescapeSpecialChars')(text, options, globals);

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@ -548,6 +548,31 @@ showdown.helper.isAbsolutePath = function (path) {
return /(^([a-z]+:)?\/\/)|(^#)/i.test(path);
};
/**
* Polyfill method for trimStart
* @param {string} text
* @returns {string}
*/
showdown.helper.trimStart = function (text) {
return (!String.prototype.trimStart) ?
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]+/, '') :
text.trimStart();
};
/**
* Polyfill method for trimEnd
* @param {string} text
* @returns {string}
*/
showdown.helper.trimEnd = function (text) {
return (!String.prototype.trimEnd) ?
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]+$/, '') :
text.trimEnd();
};
showdown.helper.URLUtils = function (url, baseURL) {
const pattern2 = /^([^:\/?#]+:)?(?:\/\/(?:([^:@\/?#]*)(?::([^:@\/?#]*))?@)?(([^:\/?#]*)(?::(\d*))?))?([^?#]*)(\?[^#]*)?(#[\s\S]*)?/;

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@ -23,7 +23,6 @@ showdown.subParser('makehtml.blockGamut', function (text, options, globals) {
// we parse blockquotes first so that we can have headings and hrs
// inside blockquotes
text = showdown.subParser('makehtml.blockquote')(text, options, globals);
text = showdown.subParser('makehtml.heading')(text, options, globals);
// Do Horizontal Rules:
@ -32,13 +31,13 @@ showdown.subParser('makehtml.blockGamut', function (text, options, globals) {
text = showdown.subParser('makehtml.list')(text, options, globals);
text = showdown.subParser('makehtml.codeBlock')(text, options, globals);
text = showdown.subParser('makehtml.table')(text, options, globals);
text = showdown.subParser('makehtml.blockquote')(text, options, globals);
// We already ran _HashHTMLBlocks() before, in Markdown(), but that
// was to escape raw HTML in the original Markdown source. This time,
// we're escaping the markup we've just created, so that we don't wrap
// <p> tags around block-level tags.
text = showdown.subParser('makehtml.hashHTMLBlocks')(text, options, globals);
text = showdown.subParser('makehtml.paragraphs')(text, options, globals);
let afterEvent = new showdown.Event('makehtml.blockGamut.onEnd', text);
afterEvent

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@ -24,9 +24,6 @@ showdown.subParser('makehtml.blockquote', function (text, options, globals) {
startEvent = globals.converter.dispatch(startEvent);
text = startEvent.output;
// add a couple extra lines after the text and endtext mark
text = text + '\n\n';
let pattern = /(^ {0,3}>[ \t]?.+\n(.+\n)*\n*)+/gm;
if (options.splitAdjacentBlockquotes) {
@ -37,11 +34,8 @@ showdown.subParser('makehtml.blockquote', function (text, options, globals) {
let otp,
attributes = {},
wholeMatch = bq;
// attacklab: hack around Konqueror 3.5.4 bug:
// "----------bug".replace(/^-/g,"") == "bug"
bq = bq.replace(/^[ \t]*>[ \t]?/gm, ''); // trim one level of quoting
// attacklab: clean up hack
bq = bq.replace(/¨0/g, '');
bq = bq.replace(/^[ \t]+$/gm, ''); // trim whitespace-only lines
let captureStartEvent = new showdown.Event('makehtml.blockquote.onCapture', bq);
@ -65,6 +59,7 @@ showdown.subParser('makehtml.blockquote', function (text, options, globals) {
bq = captureStartEvent.matches.blockquote;
bq = showdown.subParser('makehtml.githubCodeBlock')(bq, options, globals);
bq = showdown.subParser('makehtml.blockGamut')(bq, options, globals); // recurse
bq = showdown.subParser('makehtml.paragraphs')(bq, options, globals);
bq = bq.replace(/(^|\n)/g, '$1 ');
// These leading spaces screw with <pre> content, so we need to fix that:
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
startEvent = globals.converter.dispatch(startEvent);
text = startEvent.output;
text = text.replace(/\\(\\)/g, showdown.helper.escapeCharactersCallback);
text = text.replace(/\\([`*_{}\[\]()>#+.!~=|:-])/g, showdown.helper.escapeCharactersCallback);
text = text
.replace(/\\(\\)/g, showdown.helper.escapeCharactersCallback)
.replace(/\\([!#%'()*+,\-.\/:;=?@\[\]\\^_`{|}~])/g, showdown.helper.escapeCharactersCallback)
.replace(/\\¨D/g, '¨D') // escape $ (which was already escaped as ¨D) (charcode is 36)
.replace(/\\&/g, '&amp;') // escape &
.replace(/\\"/g, '&quot;') // escaping "
.replace(/\\</g, '&lt;') // escaping <
.replace(/\\>/g, '&gt;'); // escaping <
let afterEvent = new showdown.Event('makehtml.encodeBackslashEscapes.onEnd', text);
afterEvent

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@ -25,9 +25,156 @@
showdown.subParser('makehtml.heading', function (text, options, globals) {
'use strict';
let startEvent = new showdown.Event('makehtml.heading.onStart', text);
startEvent
.setOutput(text)
._setGlobals(globals)
._setOptions(options);
startEvent = globals.converter.dispatch(startEvent);
text = startEvent.output;
let setextRegexH1 = /^( {0,3}([^ \t\n]+.*\n)(.+\n)?(.+\n)?)( {0,3}=+[ \t]*)$/gm,
setextRegexH2 = /^( {0,3}([^ \t\n]+.*\n)(.+\n)?(.+\n)?)( {0,3}(-+)[ \t]*)$/gm,
atxRegex = (options.requireSpaceBeforeHeadingText) ? /^ {0,3}(#{1,6})[ \t]+(.+?)(?:[ \t]+#+)?[ \t]*$/gm : /^ {0,3}(#{1,6})[ \t]*(.+?)[ \t]*#*[ \t]*$/gm;
text = text.replace(setextRegexH1, function (wholeMatch, headingText, line1, line2, line3, line4) {
return parseSetextHeading(setextRegexH2, options.headerLevelStart, wholeMatch, headingText, line1, line2, line3, line4);
});
text = text.replace(setextRegexH2, function (wholeMatch, headingText, line1, line2, line3, line4) {
return parseSetextHeading(setextRegexH2, options.headerLevelStart + 1, wholeMatch, headingText, line1, line2, line3, line4);
});
text = text.replace(atxRegex, function (wholeMatch, m1, m2) {
let headingLevel = options.headerLevelStart - 1 + m1.length,
headingText = (options.customizedHeaderId) ? m2.replace(/\s?{([^{]+?)}\s*$/, '') : m2,
id = (options.noHeaderId) ? null : showdown.subParser('makehtml.heading.id')(m2, options, globals);
return parseHeader(setextRegexH2, wholeMatch, headingText, headingLevel, id);
});
let afterEvent = new showdown.Event('makehtml.heading.onEnd', text);
afterEvent
.setOutput(text)
._setGlobals(globals)
._setOptions(options);
afterEvent = globals.converter.dispatch(afterEvent);
return afterEvent.output;
function parseSetextHeading (pattern, headingLevel, wholeMatch, headingText, line1, line2, line3, line4) {
// count lines
let count = headingText.trim().split('\n').length;
let prepend = '';
let nPrepend;
const hrCheckRgx = /^ {0,3}[-_*]([-_*] ?){2,}$/;
// one liner edge cases
if (count === 1) {
// hr
// let's find the hr edge case first
if (showdown.helper.trimEnd(line1).match(hrCheckRgx)) {
// it's the edge case, so it's a false positive
prepend = showdown.subParser('makehtml.horizontalRule')(line1, options, globals);
if (prepend !== line1) {
// it's an oneliner list
return prepend.trim() + '\n' + line4;
}
}
// now check if it's an unordered list
if (line1.match(/^ {0,3}[-*+][ \t]/)) {
prepend = showdown.subParser('makehtml.blockGamut')(line1, options, globals);
if (prepend !== line1) {
// it's an oneliner list
return prepend.trim() + '\n' + line4;
}
}
// no edge case let's proceed as usual
} else {
let multilineText = '';
// multiline is a bit trickier
// first we must take care of the edge cases of:
// case1: | case2:
// --- | ---
// foo | foo
// --- | bar
// | ---
//
if (showdown.helper.trimEnd(line1).match(hrCheckRgx)) {
nPrepend = showdown.subParser('makehtml.horizontalRule')(line1, options, globals);
if (nPrepend !== line1) {
line1 = '';
// we add the parsed block to prepend
prepend = nPrepend.trim();
// and remove the line from the headingText, so it doesn't appear repeated
headingText = line2 + ((line3) ? line3 : '');
}
}
// now we take care of these cases:
// case1: | case2:
// foo | foo
// *** | ***
// --- | bar
// | ---
//
if (showdown.helper.trimEnd(line2).match(hrCheckRgx)) {
// This case sucks, because the first line could be anything!!!
// first let's make sure it's a hr
nPrepend = showdown.subParser('makehtml.horizontalRule')(line2, options, globals);
if (nPrepend !== line2) {
line2 = nPrepend;
// it is, so now we must parse line1 also
if (line1) {
line1 = showdown.subParser('makehtml.blockGamut')(line1, options, globals);
line1 = showdown.subParser('makehtml.paragraphs')(line1, options, globals);
line1 = line1.trim() + '\n';
prepend = line1;
// and clear line1
line1 = '';
}
// we add the parsed blocks to prepend
prepend += line2.trim() + '\n';
line2 = '';
// and remove the lines from the headingText, so it doesn't appear repeated
headingText = (line3) ? line3 : '';
}
}
// all edge cases should be treated now
multilineText = line1 + line2 + ((line3) ? line3 : '');
nPrepend = showdown.subParser('makehtml.blockGamut')(multilineText, options, globals);
//console.log(nPrepend);
if (nPrepend !== multilineText) {
// we found a block, so it should take precedence
prepend += nPrepend;
headingText = '';
}
}
// trim stuff
headingText = headingText.trim();
// let's check if heading is empty
// after looking for blocks, heading text might be empty which is a false positive
if (!headingText) {
return prepend + line4;
}
// after this, we're pretty sure it's a heading so let's proceed
let id = (options.noHeaderId) ? null : showdown.subParser('makehtml.heading.id')(headingText, options, globals);
return prepend + parseHeader(pattern, wholeMatch, headingText, headingLevel, id);
}
function parseHeader (pattern, wholeMatch, headingText, headingLevel, headingId) {
let captureStartEvent = new showdown.Event('makehtml.heading.onCapture', headingText),
otp;
otp;
captureStartEvent
.setOutput(null)
@ -50,7 +197,7 @@ showdown.subParser('makehtml.heading', function (text, options, globals) {
} else {
headingText = captureStartEvent.matches.heading;
let spanGamut = showdown.subParser('makehtml.spanGamut')(headingText, options, globals),
attributes = captureStartEvent.attributes;
attributes = captureStartEvent.attributes;
otp = '<h' + headingLevel + showdown.helper._populateAttributes(attributes) + '>' + spanGamut + '</h' + headingLevel + '>';
}
@ -65,45 +212,6 @@ showdown.subParser('makehtml.heading', function (text, options, globals) {
return showdown.subParser('makehtml.hashBlock')(otp, options, globals);
}
let startEvent = new showdown.Event('makehtml.heading.onStart', text);
startEvent
.setOutput(text)
._setGlobals(globals)
._setOptions(options);
startEvent = globals.converter.dispatch(startEvent);
text = startEvent.output;
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]*$/gm,
setextRegexH2 = (options.smoothLivePreview) ? /^(.+[ \t]*\n)(.+[ \t]*\n)?(.+[ \t]*\n)?-{2,}[ \t]*\n+/gm : /^( {0,3}[^ \t\n].+[ \t]*\n)(.+[ \t]*\n)?(.+[ \t]*\n)? {0,3}-+[ \t]*$/gm,
atxRegex = (options.requireSpaceBeforeHeadingText) ? /^ {0,3}(#{1,6})[ \t]+(.+?)(?:[ \t]+#+)?[ \t]*$/gm : /^ {0,3}(#{1,6})[ \t]*(.+?)[ \t]*#*[ \t]*$/gm;
text = text.replace(setextRegexH1, function (wholeMatch, line1, line2, line3) {
let headingText = line1.trim() + ((line2) ? '\n' + line2.trim() : '') + ((line3) ? '\n' + line3.trim() : '');
let id = (options.noHeaderId) ? null : showdown.subParser('makehtml.heading.id')(headingText, options, globals);
return parseHeader(setextRegexH1, wholeMatch, headingText, options.headerLevelStart, id);
});
text = text.replace(setextRegexH2, function (wholeMatch, line1, line2, line3) {
let headingText = line1.trim() + ((line2) ? '\n' + line2.trim() : '') + ((line3) ? '\n' + line3.trim() : '');
let id = (options.noHeaderId) ? null : showdown.subParser('makehtml.heading.id')(headingText, options, globals);
return parseHeader(setextRegexH2, wholeMatch, headingText, options.headerLevelStart + 1, id);
});
text = text.replace(atxRegex, function (wholeMatch, m1, m2) {
let headingLevel = options.headerLevelStart - 1 + m1.length,
headingText = (options.customizedHeaderId) ? m2.replace(/\s?{([^{]+?)}\s*$/, '') : m2,
id = (options.noHeaderId) ? null : showdown.subParser('makehtml.heading.id')(m2, options, globals);
return parseHeader(setextRegexH2, wholeMatch, headingText, headingLevel, id);
});
let afterEvent = new showdown.Event('makehtml.heading.onEnd', text);
afterEvent
.setOutput(text)
._setGlobals(globals)
._setOptions(options);
afterEvent = globals.converter.dispatch(afterEvent);
return afterEvent.output;
});
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)
// parses: --- and - - -
const rgx1 = /^ {0,3}( ?-){3,}[ \t]*$/gm;
const rgx1 = /^ {0,2}( ?-){3,}[ \t]*$/gm;
text = text.replace(rgx1, function (wholeMatch) {
return parse(rgx1, wholeMatch);
});
// parses: -\t-\t-
const rgx2 = /^ {0,3}(\t?-){3,}[ \t]*$/gm;
const rgx2 = /^ {0,3}-(\t?-){2,}[ \t]*$/gm;
text = text.replace(rgx2, function (wholeMatch) {
return parse(rgx2, wholeMatch);
});
const rgx3 = /^ {0,3}( ?\*){3,}[ \t]*$/gm;
const rgx3 = /^ {0,2}( ?\*){3,}[ \t]*$/gm;
text = text.replace(rgx3, function (wholeMatch) {
return parse(rgx3, wholeMatch);
});
const rgx4 = /^ {0,3}(\t?\*){3,}[ \t]*$/gm;
const rgx4 = /^ {0,3}\*(\t?\*){2,}[ \t]*$/gm;
text = text.replace(rgx4, function (wholeMatch) {
return parse(rgx4, wholeMatch);
});
const rgx5 = /^ {0,3}( ?\*){3,}[ \t]*$/gm;
const rgx5 = /^ {0,2}( ?_){3,}[ \t]*$/gm;
text = text.replace(rgx5, function (wholeMatch) {
return parse(rgx5, wholeMatch);
});
const rgx6 = /^ {0,3}(\t?\*){3,}[ \t]*$/gm;
const rgx6 = /^ {0,3}_(\t?_){2,}[ \t]*$/gm;
text = text.replace(rgx6, function (wholeMatch) {
return parse(rgx6, wholeMatch);
});
// super weird horizontal rule
const rgx7 = /^ {0,3}(- *){2,}-[ \t]*$/gm;
text = text.replace(rgx7, function (wholeMatch) {
return parse(rgx7, wholeMatch);
});
const rgx8 = /^ {0,3}(\* *){2,}\*[ \t]*$/gm;
text = text.replace(rgx8, function (wholeMatch) {
return parse(rgx8, wholeMatch);
});
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)

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@ -1,3 +1,3 @@
<h1 id="some-header">some header</h1>
<h1 id="some-header-with--chars">some header with &amp;+$,/:;=?@\"#{}|^~[]`\*()%.!' chars</h1>
<h1 id="some-header-with--chars">some header with &amp;+$,/:;=?@"#{}|^~[]`\*()%.!' chars</h1>
<h1 id="another-header--with--chars">another header &gt; with &lt; chars</h1>

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@ -1,5 +1,5 @@
# some header
# some header with &+$,/:;=?@\"#{}|^~[]`\\*()%.!' chars
# some header with &+$,/:;=?@"#{}|^~[]`\\*()%.!' chars
# another header > with < chars

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@ -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
&gt; 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
&gt; 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
&gt; 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>&lt;pre&gt;</code> and <code>&lt;code&gt;</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>

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@ -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>

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@ -1,2 +1,2 @@
> a blockquote
# followed by an heading
# followed by a heading

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@ -0,0 +1,9 @@
<pre><code>foo
bar
</code></pre>
<hr />
<pre><code>foo
bar
baz
</code></pre>
<hr />

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@ -0,0 +1,10 @@
foo
bar
---
foo
bar
baz
---

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@ -0,0 +1,3 @@
<pre><code>foo
</code></pre>
<hr />

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@ -0,0 +1,7 @@
<pre><code>foo
</code></pre>
<hr />
<pre><code>foo
bar
</code></pre>
<hr />

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@ -0,0 +1,11 @@
```
foo
```
---
```
foo
bar
```
---

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@ -0,0 +1,10 @@
<ul>
<li>foo</li>
</ul>
<hr />
<ul>
<li>foo</li>
<li>bar</li>
<li>baz</li>
</ul>
<hr />

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@ -0,0 +1,7 @@
- foo
---
- foo
- bar
- baz
---

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@ -0,0 +1,8 @@
<hr />
<h2 id="foo">foo</h2>
<p>foo</p>
<hr />
<h2 id="bar">bar</h2>
<p>foo</p>
<hr />
<hr />

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@ -0,0 +1,14 @@
---
foo
---
foo
***
bar
---
foo
***
---

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@ -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 &quot; even though it's not supposed to
testsuite[section][i].expected = testsuite[section][i].expected.replace(/&quot;/g, '"')
break;
}
it(name, assertion(testsuite[section][i], converter, true));
}