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Merged
merged 4 commits into from
May 6, 2024
Merged

Optimize main.js #20093

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Optimize main.js
avivkeller Apr 5, 2024
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avivkeller Apr 7, 2024
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avivkeller Apr 7, 2024
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avivkeller Apr 16, 2024
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56 changes: 24 additions & 32 deletions docs/_spec/public/scripts/main.js
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Original file line number Diff line number Diff line change
@@ -1,44 +1,38 @@
function currentChapter() {
var path = document.location.pathname;
var idx = path.lastIndexOf("/") + 1;
var chap = path.substring(idx, idx + 2);
return parseInt(chap, 10);
return parseInt(document.location.pathname.split('/').pop().substr(0, 2), 10);
}

function heading(i, heading, $heading) {
var currentLevel = parseInt(heading.tagName.substring(1));
var result = "";
const currentLevel = parseInt(heading.tagName.substring(1));
const headerCounts = this.headerCounts;

if (currentLevel === this.headerLevel) {
this.headerCounts[this.headerLevel] += 1;
return "" + this.headerCounts[this.headerLevel] + " " + $heading.text();
headerCounts[this.headerLevel]++;
} else if (currentLevel < this.headerLevel) {
while(currentLevel < this.headerLevel) {
this.headerCounts[this.headerLevel] = 1;
this.headerLevel -= 1;
while (currentLevel < this.headerLevel) {
headerCounts[this.headerLevel] = 1;
this.headerLevel--;
}
this.headerCounts[this.headerLevel] += 1;
return "" + this.headerCounts[this.headerLevel]+ " " + $heading.text();
headerCounts[this.headerLevel]++;
} else {
while(currentLevel > this.headerLevel) {
this.headerLevel += 1;
this.headerCounts[this.headerLevel] = 1;
while (currentLevel > this.headerLevel) {
this.headerLevel++;
headerCounts[this.headerLevel] = 1;
}
return "" + this.headerCounts[this.headerLevel]+ " " + $heading.text();
}
return `${headerCounts[this.headerLevel]} ${$heading.text()}`;
}

// ignore when using wkhtmltopdf, or it won't work...
if(window.jekyllEnv !== 'spec-pdf') {
$('#toc').toc(
{
'selectors': 'h1,h2,h3',
'smoothScrolling': false,
'chapter': currentChapter(),
'headerLevel': 1,
'headerCounts': [-1, currentChapter() - 1, 1, 1],
'headerText': heading
}
);
if (window.jekyllEnv !== 'spec-pdf') {
$('#toc').toc({
selectors: 'h1,h2,h3',
smoothScrolling: false,
chapter: currentChapter(),
headerLevel: 1,
headerCounts: [-1, currentChapter() - 1, 1, 1],
headerText: heading
});
}

// no language auto-detect so that EBNF isn't detected as scala
Expand All @@ -64,8 +58,6 @@ document.addEventListener("DOMContentLoaded", function() {
});

$("#chapters a").each(function (index) {
if (document.location.pathname.endsWith($(this).attr("href")))
$(this).addClass("chapter-active");
else
$(this).removeClass("chapter-active");
const href = $(this).attr("href");
$(this).toggleClass("chapter-active", document.location.pathname.endsWith(href));
});