/* YUI 3.9.1 (build 5852) Copyright 2013 Yahoo! Inc. http://yuilibrary.com/license/ */
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YUI.add('loader-rollup', function (Y, NAME) {

/**
 * 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
 */
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Y.Loader.prototype._rollup = function() {
    _yuitest_coverfunc("build/loader-rollup/loader-rollup.js", "_rollup", 20);
_yuitest_coverline("build/loader-rollup/loader-rollup.js", 21);
var i, j, m, s, r = this.required, roll,
        info = this.moduleInfo, rolled, c, smod;

    // find and cache rollup modules
    _yuitest_coverline("build/loader-rollup/loader-rollup.js", 25);
if (this.dirty || !this.rollups) {
        _yuitest_coverline("build/loader-rollup/loader-rollup.js", 26);
this.rollups = {};
        _yuitest_coverline("build/loader-rollup/loader-rollup.js", 27);
for (i in info) {
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if (info.hasOwnProperty(i)) {
                _yuitest_coverline("build/loader-rollup/loader-rollup.js", 29);
m = this.getModule(i);
                // if (m && m.rollup && m.supersedes) {
                _yuitest_coverline("build/loader-rollup/loader-rollup.js", 31);
if (m && m.rollup) {
                    _yuitest_coverline("build/loader-rollup/loader-rollup.js", 32);
this.rollups[i] = m;
                }
            }
        }
    }

    // make as many passes as needed to pick up rollup rollups
    _yuitest_coverline("build/loader-rollup/loader-rollup.js", 39);
for (;;) {
        _yuitest_coverline("build/loader-rollup/loader-rollup.js", 40);
rolled = false;

        // go through the rollup candidates
        _yuitest_coverline("build/loader-rollup/loader-rollup.js", 43);
for (i in this.rollups) {
            _yuitest_coverline("build/loader-rollup/loader-rollup.js", 44);
if (this.rollups.hasOwnProperty(i)) {
                // there can be only one, unless forced
                _yuitest_coverline("build/loader-rollup/loader-rollup.js", 46);
if (!r[i] && ((!this.loaded[i]) || this.forceMap[i])) {
                    _yuitest_coverline("build/loader-rollup/loader-rollup.js", 47);
m = this.getModule(i);
                    _yuitest_coverline("build/loader-rollup/loader-rollup.js", 48);
s = m.supersedes || [];
                    _yuitest_coverline("build/loader-rollup/loader-rollup.js", 49);
roll = false;

                    // @TODO remove continue
                    _yuitest_coverline("build/loader-rollup/loader-rollup.js", 52);
if (!m.rollup) {
                        _yuitest_coverline("build/loader-rollup/loader-rollup.js", 53);
continue;
                    }

                    _yuitest_coverline("build/loader-rollup/loader-rollup.js", 56);
c = 0;

                    // check the threshold
                    _yuitest_coverline("build/loader-rollup/loader-rollup.js", 59);
for (j = 0; j < s.length; j++) {
                        _yuitest_coverline("build/loader-rollup/loader-rollup.js", 60);
smod = info[s[j]];

                        // if the superseded module is loaded, we can't
                        // load the rollup unless it has been forced.
                        _yuitest_coverline("build/loader-rollup/loader-rollup.js", 64);
if (this.loaded[s[j]] && !this.forceMap[s[j]]) {
                            _yuitest_coverline("build/loader-rollup/loader-rollup.js", 65);
roll = false;
                            _yuitest_coverline("build/loader-rollup/loader-rollup.js", 66);
break;
                        // increment the counter if this module is required.
                        // if we are beyond the rollup threshold, we will
                        // use the rollup module
                        } else {_yuitest_coverline("build/loader-rollup/loader-rollup.js", 70);
if (r[s[j]] && m.type === smod.type) {
                            _yuitest_coverline("build/loader-rollup/loader-rollup.js", 71);
c++;
                            _yuitest_coverline("build/loader-rollup/loader-rollup.js", 72);
roll = (c >= m.rollup);
                            _yuitest_coverline("build/loader-rollup/loader-rollup.js", 73);
if (roll) {
                                _yuitest_coverline("build/loader-rollup/loader-rollup.js", 74);
break;
                            }
                        }}
                    }

                    _yuitest_coverline("build/loader-rollup/loader-rollup.js", 79);
if (roll) {
                        // add the rollup
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rolled = true;

                        // expand the rollup's dependencies
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this.getRequires(m);
                    }
                }
            }
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        // if we made it here w/o rolling up something, we are done
        _yuitest_coverline("build/loader-rollup/loader-rollup.js", 92);
if (!rolled) {
            _yuitest_coverline("build/loader-rollup/loader-rollup.js", 93);
break;
        }
    }
};


}, '3.9.1', {"requires": ["loader-base"]});
