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Big JS optimization

This commit is contained in:
Guillaume Gomez 2017-11-11 23:24:04 +01:00
parent c96be6f4cb
commit 6514f44bd1
1 changed files with 11 additions and 15 deletions
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26
src/librustdoc/html/static/main.js
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@ -145,7 +145,7 @@
if (x) {
x.scrollIntoView();
}
};
}
onEach(document.getElementsByClassName('line-numbers'), function(e) {
onEach(e.getElementsByTagName('span'), function(i_e) {
removeClass(i_e, 'line-highlighted');
@ -388,16 +388,6 @@
return b;
}
function nbElements(obj) {
var size = 0, key;
for (key in obj) {
if (obj.hasOwnProperty(key)) {
size += 1;
}
}
return size;
}
function extractGenerics(val) {
val = val.toLowerCase();
if (val.indexOf('<') !== -1) {
@ -568,6 +558,7 @@
if ((val.charAt(0) === "\"" || val.charAt(0) === "'") &&
val.charAt(val.length - 1) === val.charAt(0))
{
var results_length = 0;
val = extractGenerics(val.substr(1, val.length - 2));
for (var i = 0; i < nSearchWords; ++i) {
var param = findArg(searchIndex[i], val, true);
@ -576,8 +567,10 @@
if (searchWords[i] === val.name) {
// filter type: ... queries
if (typePassesFilter(typeFilter, searchIndex[i].ty) &&
results[ty.path + ty.name] === undefined) {
results[ty.path + ty.name] === undefined)
{
results[ty.path + ty.name] = {id: i, index: -1};
results_length += 1;
}
} else if ((param === true || returned === true) &&
typePassesFilter(typeFilter, searchIndex[i].ty)) {
@ -589,6 +582,7 @@
param: param,
returned: returned,
};
results_length += 1;
} else {
if (param === true) {
results[ty.path + ty.name].param = true;
@ -598,7 +592,7 @@
}
}
}
if (nbElements(results) === max) {
if (results_length === max) {
break;
}
}
@ -612,7 +606,7 @@
var input = parts[0];
// sort inputs so that order does not matter
var inputs = input.split(",").map(trimmer).sort();
for (var i = 0; i < inputs.length; i++) {
for (var i = 0; i < inputs.length; ++i) {
inputs[i] = extractGenerics(inputs[i]);
}
var output = extractGenerics(parts[1]);
@ -671,6 +665,7 @@
// gather matching search results up to a certain maximum
val = val.replace(/\_/g, "");
var valGenerics = extractGenerics(val);
var results_length = 0;
for (var i = 0; i < split.length; ++i) {
for (var j = 0; j < nSearchWords; ++j) {
var lev_distance;
@ -731,6 +726,7 @@
param: param,
returned: returned,
};
results_length += 1;
} else {
if (results[ty.path + ty.name].lev > lev) {
results[ty.path + ty.name].lev = lev;
@ -743,7 +739,7 @@
}
}
}
if (nbElements(results) === max) {
if (results_length === max) {
break;
}
}