/usr/share/javascript/yui3/loader-rollup/loader-rollup.js is in libjs-yui3-full 3.5.1-1ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 | /*
YUI 3.5.1 (build 22)
Copyright 2012 Yahoo! Inc. All rights reserved.
Licensed under the BSD License.
http://yuilibrary.com/license/
*/
YUI.add('loader-rollup', function(Y) {
/**
* Optional automatic rollup logic for reducing http connections
* when not using a combo service.
* @module loader
* @submodule rollup
*/
/**
* Look for rollup packages to determine if all of the modules a
* rollup supersedes are required. If so, include the rollup to
* help reduce the total number of connections required. Called
* by calculate(). This is an optional feature, and requires the
* appropriate submodule to function.
* @method _rollup
* @for Loader
* @private
*/
Y.Loader.prototype._rollup = function() {
var i, j, m, s, r = this.required, roll,
info = this.moduleInfo, rolled, c, smod;
// find and cache rollup modules
if (this.dirty || !this.rollups) {
this.rollups = {};
for (i in info) {
if (info.hasOwnProperty(i)) {
m = this.getModule(i);
// if (m && m.rollup && m.supersedes) {
if (m && m.rollup) {
this.rollups[i] = m;
}
}
}
}
// make as many passes as needed to pick up rollup rollups
for (;;) {
rolled = false;
// go through the rollup candidates
for (i in this.rollups) {
if (this.rollups.hasOwnProperty(i)) {
// there can be only one, unless forced
if (!r[i] && ((!this.loaded[i]) || this.forceMap[i])) {
m = this.getModule(i);
s = m.supersedes || [];
roll = false;
// @TODO remove continue
if (!m.rollup) {
continue;
}
c = 0;
// check the threshold
for (j = 0; j < s.length; j++) {
smod = info[s[j]];
// if the superseded module is loaded, we can't
// load the rollup unless it has been forced.
if (this.loaded[s[j]] && !this.forceMap[s[j]]) {
roll = false;
break;
// increment the counter if this module is required.
// if we are beyond the rollup threshold, we will
// use the rollup module
} else if (r[s[j]] && m.type == smod.type) {
c++;
roll = (c >= m.rollup);
if (roll) {
break;
}
}
}
if (roll) {
// add the rollup
r[i] = true;
rolled = true;
// expand the rollup's dependencies
this.getRequires(m);
}
}
}
}
// if we made it here w/o rolling up something, we are done
if (!rolled) {
break;
}
}
};
}, '3.5.1' ,{requires:['loader-base']});
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