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add underline

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This commit is contained in:
Estevão Soares dos Santos 2022-04-24 07:47:28 +01:00
parent 6552e8359b
commit ab200d53df
1 changed files with 62 additions and 9 deletions
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71
src/subParsers/makehtml/underline.js
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@ -5,21 +5,41 @@ showdown.subParser('makehtml.underline', function (text, options, globals) {
return text;
}
text = globals.converter._dispatch('makehtml.underline.before', text, options, globals).getText();
let startEvent = new showdown.Event('makehtml.underline.onStart', text);
startEvent
.setOutput(text)
._setGlobals(globals)
._setOptions(options);
startEvent = globals.converter.dispatch(startEvent);
text = startEvent.output;
if (options.literalMidWordUnderscores) {
text = text.replace(/\b___(\S[\s\S]*?)___\b/g, function (wm, txt) {
return '<u>' + txt + '</u>';
const rgx1 = /\b___(\S[\s\S]*?)___\b/g;
text = text.replace(rgx1, function (wm, txt) {
return parse(rgx1, wm, txt);
});
text = text.replace(/\b__(\S[\s\S]*?)__\b/g, function (wm, txt) {
return '<u>' + txt + '</u>';
const rgx2 = /\b__(\S[\s\S]*?)__\b/g;
text = text.replace(rgx2, function (wm, txt) {
return parse(rgx2, wm, txt);
});
} else {
text = text.replace(/___(\S[\s\S]*?)___/g, function (wm, m) {
return (/\S$/.test(m)) ? '<u>' + m + '</u>' : wm;
const rgx3 = /___(\S[\s\S]*?)___/g;
text = text.replace(rgx3, function (wm, txt) {
if (!(/\S$/.test(txt))) {
return wm;
}
return parse(rgx3, wm, txt);
});
text = text.replace(/__(\S[\s\S]*?)__/g, function (wm, m) {
return (/\S$/.test(m)) ? '<u>' + m + '</u>' : wm;
const rgx4 = /__(\S[\s\S]*?)__/g;
text = text.replace(rgx4, function (wm, txt) {
if (!(/\S$/.test(txt))) {
return wm;
}
return parse(rgx4, wm, txt);
});
}
@ -29,4 +49,37 @@ showdown.subParser('makehtml.underline', function (text, options, globals) {
text = globals.converter._dispatch('makehtml.underline.after', text, options, globals).getText();
return text;
function parse (pattern, wholeMatch, txt) {
let otp;
let captureStartEvent = new showdown.Event('makehtml.underline.onCapture', txt);
captureStartEvent
.setOutput(null)
._setGlobals(globals)
._setOptions(options)
.setRegexp(pattern)
.setMatches({
_wholeMatch: wholeMatch,
strikethrough: txt
})
.setAttributes({});
captureStartEvent = globals.converter.dispatch(captureStartEvent);
// if something was passed as output, it takes precedence
// and will be used as output
if (captureStartEvent.output && captureStartEvent.output !== '') {
otp = captureStartEvent.output;
} else {
otp = '<u' + showdown.helper._populateAttributes(captureStartEvent.attributes) + '>' + txt + '</u>';
}
let beforeHashEvent = new showdown.Event('makehtml.underline.onHash', otp);
beforeHashEvent
.setOutput(otp)
._setGlobals(globals)
._setOptions(options);
beforeHashEvent = globals.converter.dispatch(beforeHashEvent);
return beforeHashEvent.output;
}
});