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Fix auto-linking email #1338

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Merged
merged 4 commits into from
Sep 18, 2018
Merged

Fix auto-linking email #1338

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984c365
[gfm] use new extended email autolink rule to avoid autolinking email…
Feder1co5oave Sep 18, 2018
33408b9
re-enable passing test
Feder1co5oave Sep 18, 2018
8117b56
[gfm] only do backtracking (extended autolink path validation) for ww…
Feder1co5oave Sep 18, 2018
51e97fd
add tests from #1307, #1327, and #1337
Feder1co5oave Sep 18, 2018
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19 changes: 11 additions & 8 deletions lib/marked.js
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Original file line number Diff line number Diff line change
Expand Up @@ -605,9 +605,8 @@ inline.pedantic = merge({}, inline.normal, {

inline.gfm = merge({}, inline.normal, {
escape: edit(inline.escape).replace('])', '~|])').getRegex(),
url: edit(/^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/)
.replace('email', inline._email)
.getRegex(),
_extended_email: /[A-Za-z0-9._+-]+(@)[a-zA-Z0-9-_]+(?:\.[a-zA-Z0-9-_]*[a-zA-Z0-9])+(?![-_])/,
url: /^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/,
_backpedal: /(?:[^?!.,:;*_~()&]+|\([^)]*\)|&(?![a-zA-Z0-9]+;$)|[?!.,:;*_~)]+(?!$))+/,
del: /^~+(?=\S)([\s\S]*?\S)~+/,
text: edit(inline.text)
Expand All @@ -616,6 +615,9 @@ inline.gfm = merge({}, inline.normal, {
.getRegex()
});

inline.gfm.url = edit(inline.gfm.url)
.replace('email', inline.gfm._extended_email)
.getRegex();
/**
* GFM + Line Breaks Inline Grammar
*/
Expand Down Expand Up @@ -703,22 +705,23 @@ InlineLexer.prototype.output = function(src) {

// url (gfm)
if (!this.inLink && (cap = this.rules.url.exec(src))) {
do {
prevCapZero = cap[0];
cap[0] = this.rules._backpedal.exec(cap[0])[0];
} while (prevCapZero !== cap[0]);
src = src.substring(cap[0].length);
if (cap[2] === '@') {
text = escape(cap[0]);
href = 'mailto:' + text;
} else {
// do extended autolink path validation
do {
prevCapZero = cap[0];
cap[0] = this.rules._backpedal.exec(cap[0])[0];
} while (prevCapZero !== cap[0]);
text = escape(cap[0]);
if (cap[1] === 'www.') {
href = 'http://' + text;
} else {
href = text;
}
}
src = src.substring(cap[0].length);
out += this.renderer.link(href, null, text);
continue;
}
Expand Down
2 changes: 1 addition & 1 deletion test/specs/marked/marked-spec.js
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Expand Up @@ -49,7 +49,7 @@ describe('Marked Autolinks', function() {
describe('Marked Code spans', function() {
var section = 'Code spans';

var shouldPassButFails = [1];
var shouldPassButFails = [];

var willNotBeAttemptedByCoreTeam = [];

Expand Down
50 changes: 31 additions & 19 deletions test/specs/marked/marked.json
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Original file line number Diff line number Diff line change
@@ -1,22 +1,4 @@
[
{
"section": "Autolinks",
"markdown": "(See https://www.example.com/fhqwhgads.)",
"html": "<p>(See <a href=\"https://www.example.com/fhqwhgads\">https://www.example.com/fhqwhgads</a>.)</p>",
"example": 10
},
{
"section": "Autolinks",
"markdown": "((http://foo.com))",
"html": "<p>((<a href=\"http://foo.com\">http://foo.com</a>))</p>",
"example": 11
},
{
"section": "Autolinks",
"markdown": "((http://foo.com.))",
"html": "<p>((<a href=\"http://foo.com\">http://foo.com</a>.))</p>",
"example": 12
},
{
"section": "Code spans",
"markdown": "`[email protected]`",
Expand Down Expand Up @@ -76,5 +58,35 @@
"markdown": "Link: [constructor][].\n\n[constructor]: https://example.org/",
"html": "<p>Link: <a href=\"https://example.org/\">constructor</a>.</p>",
"example": 10
},
{
"section": "Autolinks",
"markdown": "(See https://www.example.com/fhqwhgads.)",
"html": "<p>(See <a href=\"https://www.example.com/fhqwhgads\">https://www.example.com/fhqwhgads</a>.)</p>",
"example": 11
},
{
"section": "Autolinks",
"markdown": "((http://foo.com))",
"html": "<p>((<a href=\"http://foo.com\">http://foo.com</a>))</p>",
"example": 12
},
{
"section": "Autolinks",
"markdown": "((http://foo.com.))",
"html": "<p>((<a href=\"http://foo.com\">http://foo.com</a>.))</p>",
"example": 13
},
{
"section": "Autolinks",
"markdown": "[email protected]~~",
"html": "<p><del><a href=\"mailto:[email protected]\">[email protected]</a></del></p>",
"example": 1307
},
{
"section": "Autolinks",
"markdown": "**[email protected]**",
"html": "<p><strong><a href=\"mailto:[email protected]\">[email protected]</a></strong></p>",
"example": 1327
}
]
]