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Merge pull request #1288 from zacgeis/codeformat-fix
Avoid filtering markdown code blocks
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commit
c364ec472a
20
core/shared/vendor/showdown/extensions/github.js
vendored
20
core/shared/vendor/showdown/extensions/github.js
vendored
@ -19,7 +19,7 @@
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// GFM newline and underscore modifications, happen BEFORE showdown
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type : 'lang',
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filter : function (text) {
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var preExtractions = {},
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var extractions = {},
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imageMarkdownRegex = /^(?:\{(.*?)\})?!(?:\[([^\n\]]*)\])(?:\(([^\n\]]*)\))?$/gim,
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hashID = 0;
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@ -30,15 +30,27 @@
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// Extract pre blocks
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text = text.replace(/<pre>[\s\S]*?<\/pre>/gim, function (x) {
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var hash = hashId();
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preExtractions[hash] = x;
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extractions[hash] = x;
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return "{gfm-js-extract-pre-" + hash + "}";
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}, 'm');
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// Extract code blocks
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text = text.replace(/```[\s\S]*```/gim, function (x) {
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var hash = hashId();
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extractions[hash] = x;
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return "{gfm-js-extract-code-" + hash + "}";
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}, 'm');
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//prevent foo_bar and foo_bar_baz from ending up with an italic word in the middle
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text = text.replace(/(^(?! {4}|\t)\w+_\w+_\w[\w_]*)/gm, function (x) {
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return x.replace(/_/gm, '\\_');
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});
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text = text.replace(/\{gfm-js-extract-code-([0-9]+)\}/gm, function (x, y) {
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return extractions[y];
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});
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// in very clear cases, let newlines become <br /> tags
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text = text.replace(/^[\w\<][^\n]*\n+/gm, function (x) {
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return x.match(/\n{2}/) ? x : x.trim() + " \n";
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@ -54,7 +66,7 @@
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});
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text = text.replace(/\{gfm-js-extract-pre-([0-9]+)\}/gm, function (x, y) {
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return "\n\n" + preExtractions[y];
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return "\n\n" + extractions[y];
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});
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@ -127,4 +139,4 @@
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if (typeof window !== 'undefined' && window.Showdown && window.Showdown.extensions) { window.Showdown.extensions.github = github; }
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// Server-side export
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if (typeof module !== 'undefined') module.exports = github;
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}());
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}());
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@ -279,6 +279,17 @@ describe("Showdown client side converter", function () {
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});
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});
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it("should NOT escape underscore inside of code/pre blocks", function() {
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var testPhrase = {
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input: "```\n_____\n```",
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output: /^<pre><code>_____ \n<\/code><\/pre>$/
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} ,
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processedMarkup;
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processedMarkup = converter.makeHtml(testPhrase.input);
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processedMarkup.should.match(testPhrase.output);
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});
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it("should NOT auto-link URLS inside of code/pre blocks", function () {
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var testPhrases = [
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{
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@ -437,4 +448,4 @@ describe("Showdown client side converter", function () {
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processedMarkup.should.match(testPhrase.output);
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});
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});
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});
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});
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