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Created July 4, 2015 16:52
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firebase-web.js: minified and beautified
/*! @license Firebase v2.2.7
License: https://www.firebase.com/terms/terms-of-service.html */
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return Nb[c]
};
function E(a, b) {
this.name = a;
this.S = b
}
function Qb(a, b) {
return new E(a, b)
};
function Rb(a, b) {
return Sb(a.name, b.name)
}
function Tb(a, b) {
return Sb(a, b)
};
function Ub(a, b, c) {
this.type = Vb;
this.source = a;
this.path = b;
this.Ia = c
}
Ub.prototype.Wc = function(a) {
return this.path.e() ? new Ub(this.source, F, this.Ia.M(a)) : new Ub(this.source, G(this.path), this.Ia)
};
Ub.prototype.toString = function() {
return "Operation(" + this.path + ": " + this.source.toString() + " overwrite: " + this.Ia.toString() + ")"
};
function Wb(a, b) {
this.type = Xb;
this.source = Yb;
this.path = a;
this.Ve = b
}
Wb.prototype.Wc = function() {
return this.path.e() ? this : new Wb(G(this.path), this.Ve)
};
Wb.prototype.toString = function() {
return "Operation(" + this.path + ": " + this.source.toString() + " ack write revert=" + this.Ve + ")"
};
function Zb(a, b) {
this.type = $b;
this.source = a;
this.path = b
}
Zb.prototype.Wc = function() {
return this.path.e() ? new Zb(this.source, F) : new Zb(this.source, G(this.path))
};
Zb.prototype.toString = function() {
return "Operation(" + this.path + ": " + this.source.toString() + " listen_complete)"
};
function ac(a, b) {
this.La = a;
this.xa = b ? b : bc
}
h = ac.prototype;
h.Na = function(a, b) {
return new ac(this.La, this.xa.Na(a, b, this.La).X(null, null, !1, null, null))
};
h.remove = function(a) {
return new ac(this.La, this.xa.remove(a, this.La).X(null, null, !1, null, null))
};
h.get = function(a) {
for (var b, c = this.xa; !c.e();) {
b = this.La(a, c.key);
if (0 === b) return c.value;
0 > b ? c = c.left : 0 < b && (c = c.right)
}
return null
};
function cc(a, b) {
for (var c, d = a.xa, e = null; !d.e();) {
c = a.La(b, d.key);
if (0 === c) {
if (d.left.e()) return e ? e.key : null;
for (d = d.left; !d.right.e();) d = d.right;
return d.key
}
0 > c ? d = d.left : 0 < c && (e = d, d = d.right)
}
throw Error("Attempted to find predecessor key for a nonexistent key. What gives?");
}
h.e = function() {
return this.xa.e()
};
h.count = function() {
return this.xa.count()
};
h.Rc = function() {
return this.xa.Rc()
};
h.ec = function() {
return this.xa.ec()
};
h.ha = function(a) {
return this.xa.ha(a)
};
h.Wb = function(a) {
return new dc(this.xa, null, this.La, !1, a)
};
h.Xb = function(a, b) {
return new dc(this.xa, a, this.La, !1, b)
};
h.Zb = function(a, b) {
return new dc(this.xa, a, this.La, !0, b)
};
h.rf = function(a) {
return new dc(this.xa, null, this.La, !0, a)
};
function dc(a, b, c, d, e) {
this.Rd = e || null;
this.Ee = d;
this.Pa = [];
for (e = 1; !a.e();)
if (e = b ? c(a.key, b) : 1, d && (e *= -1), 0 > e) a = this.Ee ? a.left : a.right;
else if (0 === e) {
this.Pa.push(a);
break
} else this.Pa.push(a), a = this.Ee ? a.right : a.left
}
function H(a) {
if (0 === a.Pa.length) return null;
var b = a.Pa.pop(),
c;
c = a.Rd ? a.Rd(b.key, b.value) : {
key: b.key,
value: b.value
};
if (a.Ee)
for (b = b.left; !b.e();) a.Pa.push(b), b = b.right;
else
for (b = b.right; !b.e();) a.Pa.push(b), b = b.left;
return c
}
function ec(a) {
if (0 === a.Pa.length) return null;
var b;
b = a.Pa;
b = b[b.length - 1];
return a.Rd ? a.Rd(b.key, b.value) : {
key: b.key,
value: b.value
}
}
function fc(a, b, c, d, e) {
this.key = a;
this.value = b;
this.color = null != c ? c : !0;
this.left = null != d ? d : bc;
this.right = null != e ? e : bc
}
h = fc.prototype;
h.X = function(a, b, c, d, e) {
return new fc(null != a ? a : this.key, null != b ? b : this.value, null != c ? c : this.color, null != d ? d : this.left, null != e ? e : this.right)
};
h.count = function() {
return this.left.count() + 1 + this.right.count()
};
h.e = function() {
return !1
};
h.ha = function(a) {
return this.left.ha(a) || a(this.key, this.value) || this.right.ha(a)
};
function gc(a) {
return a.left.e() ? a : gc(a.left)
}
h.Rc = function() {
return gc(this).key
};
h.ec = function() {
return this.right.e() ? this.key : this.right.ec()
};
h.Na = function(a, b, c) {
var d, e;
e = this;
d = c(a, e.key);
e = 0 > d ? e.X(null, null, null, e.left.Na(a, b, c), null) : 0 === d ? e.X(null, b, null, null, null) : e.X(null, null, null, null, e.right.Na(a, b, c));
return hc(e)
};
function ic(a) {
if (a.left.e()) return bc;
a.left.fa() || a.left.left.fa() || (a = jc(a));
a = a.X(null, null, null, ic(a.left), null);
return hc(a)
}
h.remove = function(a, b) {
var c, d;
c = this;
if (0 > b(a, c.key)) c.left.e() || c.left.fa() || c.left.left.fa() || (c = jc(c)), c = c.X(null, null, null, c.left.remove(a, b), null);
else {
c.left.fa() && (c = kc(c));
c.right.e() || c.right.fa() || c.right.left.fa() || (c = lc(c), c.left.left.fa() && (c = kc(c), c = lc(c)));
if (0 === b(a, c.key)) {
if (c.right.e()) return bc;
d = gc(c.right);
c = c.X(d.key, d.value, null, null, ic(c.right))
}
c = c.X(null, null, null, null, c.right.remove(a, b))
}
return hc(c)
};
h.fa = function() {
return this.color
};
function hc(a) {
a.right.fa() && !a.left.fa() && (a = mc(a));
a.left.fa() && a.left.left.fa() && (a = kc(a));
a.left.fa() && a.right.fa() && (a = lc(a));
return a
}
function jc(a) {
a = lc(a);
a.right.left.fa() && (a = a.X(null, null, null, null, kc(a.right)), a = mc(a), a = lc(a));
return a
}
function mc(a) {
return a.right.X(null, null, a.color, a.X(null, null, !0, null, a.right.left), null)
}
function kc(a) {
return a.left.X(null, null, a.color, null, a.X(null, null, !0, a.left.right, null))
}
function lc(a) {
return a.X(null, null, !a.color, a.left.X(null, null, !a.left.color, null, null), a.right.X(null, null, !a.right.color, null, null))
}
function nc() {}
h = nc.prototype;
h.X = function() {
return this
};
h.Na = function(a, b) {
return new fc(a, b, null)
};
h.remove = function() {
return this
};
h.count = function() {
return 0
};
h.e = function() {
return !0
};
h.ha = function() {
return !1
};
h.Rc = function() {
return null
};
h.ec = function() {
return null
};
h.fa = function() {
return !1
};
var bc = new nc;
function oc(a, b) {
return a && "object" === typeof a ? (J(".sv" in a, "Unexpected leaf node or priority contents"), b[a[".sv"]]) : a
}
function pc(a, b) {
var c = new qc;
rc(a, new K(""), function(a, e) {
c.mc(a, sc(e, b))
});
return c
}
function sc(a, b) {
var c = a.A().K(),
c = oc(c, b),
d;
if (a.N()) {
var e = oc(a.Ba(), b);
return e !== a.Ba() || c !== a.A().K() ? new tc(e, L(c)) : a
}
d = a;
c !== a.A().K() && (d = d.da(new tc(c)));
a.U(M, function(a, c) {
var e = sc(c, b);
e !== c && (d = d.Q(a, e))
});
return d
};
function K(a, b) {
if (1 == arguments.length) {
this.n = a.split("/");
for (var c = 0, d = 0; d < this.n.length; d++) 0 < this.n[d].length && (this.n[c] = this.n[d], c++);
this.n.length = c;
this.Y = 0
} else this.n = a, this.Y = b
}
function N(a, b) {
var c = O(a);
if (null === c) return b;
if (c === O(b)) return N(G(a), G(b));
throw Error("INTERNAL ERROR: innerPath (" + b + ") is not within outerPath (" + a + ")");
}
function O(a) {
return a.Y >= a.n.length ? null : a.n[a.Y]
}
function uc(a) {
return a.n.length - a.Y
}
function G(a) {
var b = a.Y;
b < a.n.length && b++;
return new K(a.n, b)
}
function vc(a) {
return a.Y < a.n.length ? a.n[a.n.length - 1] : null
}
h = K.prototype;
h.toString = function() {
for (var a = "", b = this.Y; b < this.n.length; b++) "" !== this.n[b] && (a += "/" + this.n[b]);
return a || "/"
};
h.slice = function(a) {
return this.n.slice(this.Y + (a || 0))
};
h.parent = function() {
if (this.Y >= this.n.length) return null;
for (var a = [], b = this.Y; b < this.n.length - 1; b++) a.push(this.n[b]);
return new K(a, 0)
};
h.w = function(a) {
for (var b = [], c = this.Y; c < this.n.length; c++) b.push(this.n[c]);
if (a instanceof K)
for (c = a.Y; c < a.n.length; c++) b.push(a.n[c]);
else
for (a = a.split("/"), c = 0; c < a.length; c++) 0 < a[c].length && b.push(a[c]);
return new K(b, 0)
};
h.e = function() {
return this.Y >= this.n.length
};
h.Z = function(a) {
if (uc(this) !== uc(a)) return !1;
for (var b = this.Y, c = a.Y; b <= this.n.length; b++, c++)
if (this.n[b] !== a.n[c]) return !1;
return !0
};
h.contains = function(a) {
var b = this.Y,
c = a.Y;
if (uc(this) > uc(a)) return !1;
for (; b < this.n.length;) {
if (this.n[b] !== a.n[c]) return !1;
++b;
++c
}
return !0
};
var F = new K("");
function wc(a, b) {
this.Qa = a.slice();
this.Ea = Math.max(1, this.Qa.length);
this.kf = b;
for (var c = 0; c < this.Qa.length; c++) this.Ea += xc(this.Qa[c]);
yc(this)
}
wc.prototype.push = function(a) {
0 < this.Qa.length && (this.Ea += 1);
this.Qa.push(a);
this.Ea += xc(a);
yc(this)
};
wc.prototype.pop = function() {
var a = this.Qa.pop();
this.Ea -= xc(a);
0 < this.Qa.length && --this.Ea
};
function yc(a) {
if (768 < a.Ea) throw Error(a.kf + "has a key path longer than 768 bytes (" + a.Ea + ").");
if (32 < a.Qa.length) throw Error(a.kf + "path specified exceeds the maximum depth that can be written (32) or object contains a cycle " + zc(a));
}
function zc(a) {
return 0 == a.Qa.length ? "" : "in property '" + a.Qa.join(".") + "'"
};
function Ac() {
this.wc = {}
}
Ac.prototype.set = function(a, b) {
null == b ? delete this.wc[a] : this.wc[a] = b
};
Ac.prototype.get = function(a) {
return u(this.wc, a) ? this.wc[a] : null
};
Ac.prototype.remove = function(a) {
delete this.wc[a]
};
Ac.prototype.uf = !0;
function Bc(a) {
this.Ec = a;
this.Md = "firebase:"
}
h = Bc.prototype;
h.set = function(a, b) {
null == b ? this.Ec.removeItem(this.Md + a) : this.Ec.setItem(this.Md + a, B(b))
};
h.get = function(a) {
a = this.Ec.getItem(this.Md + a);
return null == a ? null : mb(a)
};
h.remove = function(a) {
this.Ec.removeItem(this.Md + a)
};
h.uf = !1;
h.toString = function() {
return this.Ec.toString()
};
function Cc(a) {
try {
if ("undefined" !== typeof window && "undefined" !== typeof window[a]) {
var b = window[a];
b.setItem("firebase:sentinel", "cache");
b.removeItem("firebase:sentinel");
return new Bc(b)
}
} catch (c) {}
return new Ac
}
var Dc = Cc("localStorage"),
P = Cc("sessionStorage");
function Ec(a, b, c, d, e) {
this.host = a.toLowerCase();
this.domain = this.host.substr(this.host.indexOf(".") + 1);
this.lb = b;
this.Cb = c;
this.Tg = d;
this.Ld = e || "";
this.Oa = Dc.get("host:" + a) || this.host
}
function Fc(a, b) {
b !== a.Oa && (a.Oa = b, "s-" === a.Oa.substr(0, 2) && Dc.set("host:" + a.host, a.Oa))
}
Ec.prototype.toString = function() {
var a = (this.lb ? "https://" : "http://") + this.host;
this.Ld && (a += "<" + this.Ld + ">");
return a
};
var Gc = function() {
var a = 1;
return function() {
return a++
}
}();
function J(a, b) {
if (!a) throw Hc(b);
}
function Hc(a) {
return Error("Firebase (2.2.7) INTERNAL ASSERT FAILED: " + a)
}
function Ic(a) {
try {
var b;
if ("undefined" !== typeof atob) b = atob(a);
else {
gb();
for (var c = eb, d = [], e = 0; e < a.length;) {
var f = c[a.charAt(e++)],
g = e < a.length ? c[a.charAt(e)] : 0;
++e;
var k = e < a.length ? c[a.charAt(e)] : 64;
++e;
var l = e < a.length ? c[a.charAt(e)] : 64;
++e;
if (null == f || null == g || null == k || null == l) throw Error();
d.push(f << 2 | g >> 4);
64 != k && (d.push(g << 4 & 240 | k >> 2), 64 != l && d.push(k << 6 & 192 | l))
}
if (8192 > d.length) b = String.fromCharCode.apply(null, d);
else {
a = "";
for (c = 0; c < d.length; c += 8192) a += String.fromCharCode.apply(null, Wa(d, c,
c + 8192));
b = a
}
}
return b
} catch (m) {
Bb("base64Decode failed: ", m)
}
return null
}
function Jc(a) {
var b = Kc(a);
a = new La;
a.update(b);
var b = [],
c = 8 * a.be;
56 > a.$b ? a.update(a.Id, 56 - a.$b) : a.update(a.Id, a.Wa - (a.$b - 56));
for (var d = a.Wa - 1; 56 <= d; d--) a.le[d] = c & 255, c /= 256;
Ma(a, a.le);
for (d = c = 0; 5 > d; d++)
for (var e = 24; 0 <= e; e -= 8) b[c] = a.R[d] >> e & 255, ++c;
return fb(b)
}
function Lc(a) {
for (var b = "", c = 0; c < arguments.length; c++) b = fa(arguments[c]) ? b + Lc.apply(null, arguments[c]) : "object" === typeof arguments[c] ? b + B(arguments[c]) : b + arguments[c], b += " ";
return b
}
var Ab = null,
Mc = !0;
function Bb(a) {
!0 === Mc && (Mc = !1, null === Ab && !0 === P.get("logging_enabled") && Nc(!0));
if (Ab) {
var b = Lc.apply(null, arguments);
Ab(b)
}
}
function Oc(a) {
return function() {
Bb(a, arguments)
}
}
function Pc(a) {
if ("undefined" !== typeof console) {
var b = "FIREBASE INTERNAL ERROR: " + Lc.apply(null, arguments);
"undefined" !== typeof console.error ? console.error(b) : console.log(b)
}
}
function Qc(a) {
var b = Lc.apply(null, arguments);
throw Error("FIREBASE FATAL ERROR: " + b);
}
function Q(a) {
if ("undefined" !== typeof console) {
var b = "FIREBASE WARNING: " + Lc.apply(null, arguments);
"undefined" !== typeof console.warn ? console.warn(b) : console.log(b)
}
}
function Rc(a) {
var b = "",
c = "",
d = "",
e = "",
f = !0,
g = "https",
k = 443;
if (p(a)) {
var l = a.indexOf("//");
0 <= l && (g = a.substring(0, l - 1), a = a.substring(l + 2));
l = a.indexOf("/"); - 1 === l && (l = a.length);
b = a.substring(0, l);
e = "";
a = a.substring(l).split("/");
for (l = 0; l < a.length; l++)
if (0 < a[l].length) {
var m = a[l];
try {
m = decodeURIComponent(m.replace(/\+/g, " "))
} catch (v) {}
e += "/" + m
}
a = b.split(".");
3 === a.length ? (c = a[1], d = a[0].toLowerCase()) : 2 === a.length && (c = a[0]);
l = b.indexOf(":");
0 <= l && (f = "https" === g || "wss" === g, k = b.substring(l + 1), isFinite(k) &&
(k = String(k)), k = p(k) ? /^\s*-?0x/i.test(k) ? parseInt(k, 16) : parseInt(k, 10) : NaN)
}
return {
host: b,
port: k,
domain: c,
Qg: d,
lb: f,
scheme: g,
Zc: e
}
}
function Sc(a) {
return ga(a) && (a != a || a == Number.POSITIVE_INFINITY || a == Number.NEGATIVE_INFINITY)
}
function Tc(a) {
if ("complete" === document.readyState) a();
else {
var b = !1,
c = function() {
document.body ? b || (b = !0, a()) : setTimeout(c, Math.floor(10))
};
document.addEventListener ? (document.addEventListener("DOMContentLoaded", c, !1), window.addEventListener("load", c, !1)) : document.attachEvent && (document.attachEvent("onreadystatechange", function() {
"complete" === document.readyState && c()
}), window.attachEvent("onload", c))
}
}
function Sb(a, b) {
if (a === b) return 0;
if ("[MIN_NAME]" === a || "[MAX_NAME]" === b) return -1;
if ("[MIN_NAME]" === b || "[MAX_NAME]" === a) return 1;
var c = Uc(a),
d = Uc(b);
return null !== c ? null !== d ? 0 == c - d ? a.length - b.length : c - d : -1 : null !== d ? 1 : a < b ? -1 : 1
}
function Vc(a, b) {
if (b && a in b) return b[a];
throw Error("Missing required key (" + a + ") in object: " + B(b));
}
function Wc(a) {
if ("object" !== typeof a || null === a) return B(a);
var b = [],
c;
for (c in a) b.push(c);
b.sort();
c = "{";
for (var d = 0; d < b.length; d++) 0 !== d && (c += ","), c += B(b[d]), c += ":", c += Wc(a[b[d]]);
return c + "}"
}
function Xc(a, b) {
if (a.length <= b) return [a];
for (var c = [], d = 0; d < a.length; d += b) d + b > a ? c.push(a.substring(d, a.length)) : c.push(a.substring(d, d + b));
return c
}
function Yc(a, b) {
if (ea(a))
for (var c = 0; c < a.length; ++c) b(c, a[c]);
else r(a, b)
}
function Zc(a) {
J(!Sc(a), "Invalid JSON number");
var b, c, d, e;
0 === a ? (d = c = 0, b = -Infinity === 1 / a ? 1 : 0) : (b = 0 > a, a = Math.abs(a), a >= Math.pow(2, -1022) ? (d = Math.min(Math.floor(Math.log(a) / Math.LN2), 1023), c = d + 1023, d = Math.round(a * Math.pow(2, 52 - d) - Math.pow(2, 52))) : (c = 0, d = Math.round(a / Math.pow(2, -1074))));
e = [];
for (a = 52; a; --a) e.push(d % 2 ? 1 : 0), d = Math.floor(d / 2);
for (a = 11; a; --a) e.push(c % 2 ? 1 : 0), c = Math.floor(c / 2);
e.push(b ? 1 : 0);
e.reverse();
b = e.join("");
c = "";
for (a = 0; 64 > a; a += 8) d = parseInt(b.substr(a, 8), 2).toString(16), 1 === d.length &&
(d = "0" + d), c += d;
return c.toLowerCase()
}
var $c = /^-?\d{1,10}$/;
function Uc(a) {
return $c.test(a) && (a = Number(a), -2147483648 <= a && 2147483647 >= a) ? a : null
}
function Cb(a) {
try {
a()
} catch (b) {
setTimeout(function() {
Q("Exception was thrown by user callback.", b.stack || "");
throw b;
}, Math.floor(0))
}
}
function R(a, b) {
if (ha(a)) {
var c = Array.prototype.slice.call(arguments, 1).slice();
Cb(function() {
a.apply(null, c)
})
}
};
function Kc(a) {
for (var b = [], c = 0, d = 0; d < a.length; d++) {
var e = a.charCodeAt(d);
55296 <= e && 56319 >= e && (e -= 55296, d++, J(d < a.length, "Surrogate pair missing trail surrogate."), e = 65536 + (e << 10) + (a.charCodeAt(d) - 56320));
128 > e ? b[c++] = e : (2048 > e ? b[c++] = e >> 6 | 192 : (65536 > e ? b[c++] = e >> 12 | 224 : (b[c++] = e >> 18 | 240, b[c++] = e >> 12 & 63 | 128), b[c++] = e >> 6 & 63 | 128), b[c++] = e & 63 | 128)
}
return b
}
function xc(a) {
for (var b = 0, c = 0; c < a.length; c++) {
var d = a.charCodeAt(c);
128 > d ? b++ : 2048 > d ? b += 2 : 55296 <= d && 56319 >= d ? (b += 4, c++) : b += 3
}
return b
};
function ad(a) {
var b = {},
c = {},
d = {},
e = "";
try {
var f = a.split("."),
b = mb(Ic(f[0]) || ""),
c = mb(Ic(f[1]) || ""),
e = f[2],
d = c.d || {};
delete c.d
} catch (g) {}
return {
Wg: b,
Ac: c,
data: d,
Ng: e
}
}
function bd(a) {
a = ad(a).Ac;
return "object" === typeof a && a.hasOwnProperty("iat") ? w(a, "iat") : null
}
function cd(a) {
a = ad(a);
var b = a.Ac;
return !!a.Ng && !!b && "object" === typeof b && b.hasOwnProperty("iat")
};
function dd(a) {
this.V = a;
this.g = a.o.g
}
function ed(a, b, c, d) {
var e = [],
f = [];
Oa(b, function(b) {
"child_changed" === b.type && a.g.xd(b.Je, b.Ja) && f.push(new D("child_moved", b.Ja, b.Ya))
});
fd(a, e, "child_removed", b, d, c);
fd(a, e, "child_added", b, d, c);
fd(a, e, "child_moved", f, d, c);
fd(a, e, "child_changed", b, d, c);
fd(a, e, Eb, b, d, c);
return e
}
function fd(a, b, c, d, e, f) {
d = Pa(d, function(a) {
return a.type === c
});
Xa(d, q(a.eg, a));
Oa(d, function(c) {
var d = gd(a, c, f);
Oa(e, function(e) {
e.Jf(c.type) && b.push(e.createEvent(d, a.V))
})
})
}
function gd(a, b, c) {
"value" !== b.type && "child_removed" !== b.type && (b.Nd = c.qf(b.Ya, b.Ja, a.g));
return b
}
dd.prototype.eg = function(a, b) {
if (null == a.Ya || null == b.Ya) throw Hc("Should only compare child_ events.");
return this.g.compare(new E(a.Ya, a.Ja), new E(b.Ya, b.Ja))
};
function hd() {
this.eb = {}
}
function id(a, b) {
var c = b.type,
d = b.Ya;
J("child_added" == c || "child_changed" == c || "child_removed" == c, "Only child changes supported for tracking");
J(".priority" !== d, "Only non-priority child changes can be tracked.");
var e = w(a.eb, d);
if (e) {
var f = e.type;
if ("child_added" == c && "child_removed" == f) a.eb[d] = new D("child_changed", b.Ja, d, e.Ja);
else if ("child_removed" == c && "child_added" == f) delete a.eb[d];
else if ("child_removed" == c && "child_changed" == f) a.eb[d] = new D("child_removed", e.Je, d);
else if ("child_changed" == c &&
"child_added" == f) a.eb[d] = new D("child_added", b.Ja, d);
else if ("child_changed" == c && "child_changed" == f) a.eb[d] = new D("child_changed", b.Ja, d, e.Je);
else throw Hc("Illegal combination of changes: " + b + " occurred after " + e);
} else a.eb[d] = b
};
function jd(a, b, c) {
this.Pb = a;
this.qb = b;
this.sb = c || null
}
h = jd.prototype;
h.Jf = function(a) {
return "value" === a
};
h.createEvent = function(a, b) {
var c = b.o.g;
return new Fb("value", this, new S(a.Ja, b.lc(), c))
};
h.Ub = function(a) {
var b = this.sb;
if ("cancel" === a.ye()) {
J(this.qb, "Raising a cancel event on a listener with no cancel callback");
var c = this.qb;
return function() {
c.call(b, a.error)
}
}
var d = this.Pb;
return function() {
d.call(b, a.Wd)
}
};
h.ff = function(a, b) {
return this.qb ? new Gb(this, a, b) : null
};
h.matches = function(a) {
return a instanceof jd ? a.Pb && this.Pb ? a.Pb === this.Pb && a.sb === this.sb : !0 : !1
};
h.sf = function() {
return null !== this.Pb
};
function kd(a, b, c) {
this.ga = a;
this.qb = b;
this.sb = c
}
h = kd.prototype;
h.Jf = function(a) {
a = "children_added" === a ? "child_added" : a;
return ("children_removed" === a ? "child_removed" : a) in this.ga
};
h.ff = function(a, b) {
return this.qb ? new Gb(this, a, b) : null
};
h.createEvent = function(a, b) {
J(null != a.Ya, "Child events should have a childName.");
var c = b.lc().w(a.Ya);
return new Fb(a.type, this, new S(a.Ja, c, b.o.g), a.Nd)
};
h.Ub = function(a) {
var b = this.sb;
if ("cancel" === a.ye()) {
J(this.qb, "Raising a cancel event on a listener with no cancel callback");
var c = this.qb;
return function() {
c.call(b, a.error)
}
}
var d = this.ga[a.rd];
return function() {
d.call(b, a.Wd, a.Nd)
}
};
h.matches = function(a) {
if (a instanceof kd) {
if (!this.ga || !a.ga) return !0;
if (this.sb === a.sb) {
var b = pa(a.ga);
if (b === pa(this.ga)) {
if (1 === b) {
var b = qa(a.ga),
c = qa(this.ga);
return c === b && (!a.ga[b] || !this.ga[c] || a.ga[b] === this.ga[c])
}
return oa(this.ga, function(b, c) {
return a.ga[c] === b
})
}
}
}
return !1
};
h.sf = function() {
return null !== this.ga
};
function ld(a) {
this.g = a
}
h = ld.prototype;
h.G = function(a, b, c, d, e) {
J(a.Ic(this.g), "A node must be indexed if only a child is updated");
d = a.M(b);
if (d.Z(c)) return a;
null != e && (c.e() ? a.Ha(b) ? id(e, new D("child_removed", d, b)) : J(a.N(), "A child remove without an old child only makes sense on a leaf node") : d.e() ? id(e, new D("child_added", c, b)) : id(e, new D("child_changed", c, b, d)));
return a.N() && c.e() ? a : a.Q(b, c).mb(this.g)
};
h.ta = function(a, b, c) {
null != c && (a.N() || a.U(M, function(a, e) {
b.Ha(a) || id(c, new D("child_removed", e, a))
}), b.N() || b.U(M, function(b, e) {
if (a.Ha(b)) {
var f = a.M(b);
f.Z(e) || id(c, new D("child_changed", e, b, f))
} else id(c, new D("child_added", e, b))
}));
return b.mb(this.g)
};
h.da = function(a, b) {
return a.e() ? C : a.da(b)
};
h.Ga = function() {
return !1
};
h.Vb = function() {
return this
};
function md(a) {
this.Ae = new ld(a.g);
this.g = a.g;
var b;
a.la ? (b = nd(a), b = a.g.Oc(od(a), b)) : b = a.g.Sc();
this.dd = b;
a.na ? (b = pd(a), a = a.g.Oc(qd(a), b)) : a = a.g.Pc();
this.Fc = a
}
h = md.prototype;
h.matches = function(a) {
return 0 >= this.g.compare(this.dd, a) && 0 >= this.g.compare(a, this.Fc)
};
h.G = function(a, b, c, d, e) {
this.matches(new E(b, c)) || (c = C);
return this.Ae.G(a, b, c, d, e)
};
h.ta = function(a, b, c) {
b.N() && (b = C);
var d = b.mb(this.g),
d = d.da(C),
e = this;
b.U(M, function(a, b) {
e.matches(new E(a, b)) || (d = d.Q(a, C))
});
return this.Ae.ta(a, d, c)
};
h.da = function(a) {
return a
};
h.Ga = function() {
return !0
};
h.Vb = function() {
return this.Ae
};
function rd(a) {
this.ra = new md(a);
this.g = a.g;
J(a.ia, "Only valid if limit has been set");
this.ja = a.ja;
this.Jb = !sd(a)
}
h = rd.prototype;
h.G = function(a, b, c, d, e) {
this.ra.matches(new E(b, c)) || (c = C);
return a.M(b).Z(c) ? a : a.Db() < this.ja ? this.ra.Vb().G(a, b, c, d, e) : td(this, a, b, c, d, e)
};
h.ta = function(a, b, c) {
var d;
if (b.N() || b.e()) d = C.mb(this.g);
else if (2 * this.ja < b.Db() && b.Ic(this.g)) {
d = C.mb(this.g);
b = this.Jb ? b.Zb(this.ra.Fc, this.g) : b.Xb(this.ra.dd, this.g);
for (var e = 0; 0 < b.Pa.length && e < this.ja;) {
var f = H(b),
g;
if (g = this.Jb ? 0 >= this.g.compare(this.ra.dd, f) : 0 >= this.g.compare(f, this.ra.Fc)) d = d.Q(f.name, f.S), e++;
else break
}
} else {
d = b.mb(this.g);
d = d.da(C);
var k, l, m;
if (this.Jb) {
b = d.rf(this.g);
k = this.ra.Fc;
l = this.ra.dd;
var v = ud(this.g);
m = function(a, b) {
return v(b, a)
}
} else b = d.Wb(this.g), k = this.ra.dd,
l = this.ra.Fc, m = ud(this.g);
for (var e = 0, y = !1; 0 < b.Pa.length;) f = H(b), !y && 0 >= m(k, f) && (y = !0), (g = y && e < this.ja && 0 >= m(f, l)) ? e++ : d = d.Q(f.name, C)
}
return this.ra.Vb().ta(a, d, c)
};
h.da = function(a) {
return a
};
h.Ga = function() {
return !0
};
h.Vb = function() {
return this.ra.Vb()
};
function td(a, b, c, d, e, f) {
var g;
if (a.Jb) {
var k = ud(a.g);
g = function(a, b) {
return k(b, a)
}
} else g = ud(a.g);
J(b.Db() == a.ja, "");
var l = new E(c, d),
m = a.Jb ? wd(b, a.g) : xd(b, a.g),
v = a.ra.matches(l);
if (b.Ha(c)) {
var y = b.M(c),
m = e.xe(a.g, m, a.Jb);
null != m && m.name == c && (m = e.xe(a.g, m, a.Jb));
e = null == m ? 1 : g(m, l);
if (v && !d.e() && 0 <= e) return null != f && id(f, new D("child_changed", d, c, y)), b.Q(c, d);
null != f && id(f, new D("child_removed", y, c));
b = b.Q(c, C);
return null != m && a.ra.matches(m) ? (null != f && id(f, new D("child_added", m.S, m.name)), b.Q(m.name,
m.S)) : b
}
return d.e() ? b : v && 0 <= g(m, l) ? (null != f && (id(f, new D("child_removed", m.S, m.name)), id(f, new D("child_added", d, c))), b.Q(c, d).Q(m.name, C)) : b
};
function yd(a, b) {
this.he = a;
this.cg = b
}
function zd(a) {
this.I = a
}
zd.prototype.bb = function(a, b, c, d) {
var e = new hd,
f;
if (b.type === Vb) b.source.ve ? c = Ad(this, a, b.path, b.Ia, c, d, e) : (J(b.source.of, "Unknown source."), f = b.source.af, c = Bd(this, a, b.path, b.Ia, c, d, f, e));
else if (b.type === Cd) b.source.ve ? c = Dd(this, a, b.path, b.children, c, d, e) : (J(b.source.of, "Unknown source."), f = b.source.af, c = Ed(this, a, b.path, b.children, c, d, f, e));
else if (b.type === Xb)
if (b.Ve)
if (f = b.path, null != c.sc(f)) c = a;
else {
b = new qb(c, a, d);
d = a.D.j();
if (f.e() || ".priority" === O(f)) Hb(a.u()) ? b = c.ua(tb(a)) : (b = a.u().j(),
J(b instanceof T, "serverChildren would be complete if leaf node"), b = c.xc(b)), b = this.I.ta(d, b, e);
else {
f = O(f);
var g = c.Xa(f, a.u());
null == g && rb(a.u(), f) && (g = d.M(f));
b = null != g ? this.I.G(d, f, g, b, e) : a.D.j().Ha(f) ? this.I.G(d, f, C, b, e) : d;
b.e() && Hb(a.u()) && (d = c.ua(tb(a)), d.N() && (b = this.I.ta(b, d, e)))
}
d = Hb(a.u()) || null != c.sc(F);
c = Fd(a, b, d, this.I.Ga())
} else c = Gd(this, a, b.path, c, d, e);
else if (b.type === $b) d = b.path, b = a.u(), f = b.j(), g = b.$ || d.e(), c = Hd(this, new Id(a.D, new sb(f, g, b.Tb)), d, c, pb, e);
else throw Hc("Unknown operation type: " +
b.type);
e = ra(e.eb);
d = c;
b = d.D;
b.$ && (f = b.j().N() || b.j().e(), g = Jd(a), (0 < e.length || !a.D.$ || f && !b.j().Z(g) || !b.j().A().Z(g.A())) && e.push(Db(Jd(d))));
return new yd(c, e)
};
function Hd(a, b, c, d, e, f) {
var g = b.D;
if (null != d.sc(c)) return b;
var k;
if (c.e()) J(Hb(b.u()), "If change path is empty, we must have complete server data"), b.u().Tb ? (e = tb(b), d = d.xc(e instanceof T ? e : C)) : d = d.ua(tb(b)), f = a.I.ta(b.D.j(), d, f);
else {
var l = O(c);
if (".priority" == l) J(1 == uc(c), "Can't have a priority with additional path components"), f = g.j(), k = b.u().j(), d = d.hd(c, f, k), f = null != d ? a.I.da(f, d) : g.j();
else {
var m = G(c);
rb(g, l) ? (k = b.u().j(), d = d.hd(c, g.j(), k), d = null != d ? g.j().M(l).G(m, d) : g.j().M(l)) : d = d.Xa(l, b.u());
f = null != d ? a.I.G(g.j(), l, d, e, f) : g.j()
}
}
return Fd(b, f, g.$ || c.e(), a.I.Ga())
}
function Bd(a, b, c, d, e, f, g, k) {
var l = b.u();
g = g ? a.I : a.I.Vb();
if (c.e()) d = g.ta(l.j(), d, null);
else if (g.Ga() && !l.Tb) d = l.j().G(c, d), d = g.ta(l.j(), d, null);
else {
var m = O(c);
if ((c.e() ? !l.$ || l.Tb : !rb(l, O(c))) && 1 < uc(c)) return b;
d = l.j().M(m).G(G(c), d);
d = ".priority" == m ? g.da(l.j(), d) : g.G(l.j(), m, d, pb, null)
}
l = l.$ || c.e();
b = new Id(b.D, new sb(d, l, g.Ga()));
return Hd(a, b, c, e, new qb(e, b, f), k)
}
function Ad(a, b, c, d, e, f, g) {
var k = b.D;
e = new qb(e, b, f);
if (c.e()) g = a.I.ta(b.D.j(), d, g), a = Fd(b, g, !0, a.I.Ga());
else if (f = O(c), ".priority" === f) g = a.I.da(b.D.j(), d), a = Fd(b, g, k.$, k.Tb);
else {
var l = G(c);
c = k.j().M(f);
if (!l.e()) {
var m = e.pf(f);
d = null != m ? ".priority" === vc(l) && m.oa(l.parent()).e() ? m : m.G(l, d) : C
}
c.Z(d) ? a = b : (g = a.I.G(k.j(), f, d, e, g), a = Fd(b, g, k.$, a.I.Ga()))
}
return a
}
function Dd(a, b, c, d, e, f, g) {
var k = b;
Kd(d, function(d, m) {
var v = c.w(d);
rb(b.D, O(v)) && (k = Ad(a, k, v, m, e, f, g))
});
Kd(d, function(d, m) {
var v = c.w(d);
rb(b.D, O(v)) || (k = Ad(a, k, v, m, e, f, g))
});
return k
}
function Ld(a, b) {
Kd(b, function(b, d) {
a = a.G(b, d)
});
return a
}
function Ed(a, b, c, d, e, f, g, k) {
if (b.u().j().e() && !Hb(b.u())) return b;
var l = b;
c = c.e() ? d : Md(Nd, c, d);
var m = b.u().j();
c.children.ha(function(c, d) {
if (m.Ha(c)) {
var I = b.u().j().M(c),
I = Ld(I, d);
l = Bd(a, l, new K(c), I, e, f, g, k)
}
});
c.children.ha(function(c, d) {
var I = !Hb(b.u()) && null == d.value;
m.Ha(c) || I || (I = b.u().j().M(c), I = Ld(I, d), l = Bd(a, l, new K(c), I, e, f, g, k))
});
return l
}
function Gd(a, b, c, d, e, f) {
if (null != d.sc(c)) return b;
var g = new qb(d, b, e),
k = e = b.D.j();
if (Hb(b.u())) {
if (c.e()) e = d.ua(tb(b)), k = a.I.ta(b.D.j(), e, f);
else if (".priority" === O(c)) {
var l = d.Xa(O(c), b.u());
null == l || e.e() || e.A().Z(l) || (k = a.I.da(e, l))
} else l = O(c), e = d.Xa(l, b.u()), null != e && (k = a.I.G(b.D.j(), l, e, g, f));
e = !0
} else if (b.D.$ || c.e()) k = e, e = b.D.j(), e.N() || e.U(M, function(c) {
var e = d.Xa(c, b.u());
null != e && (k = a.I.G(k, c, e, g, f))
}), e = b.D.$;
else {
l = O(c);
if (1 == uc(c) || rb(b.D, l)) c = d.Xa(l, b.u()), null != c && (k = a.I.G(e, l, c,
g, f));
e = !1
}
return Fd(b, k, e, a.I.Ga())
};
function Od() {}
var Pd = {};
function ud(a) {
return q(a.compare, a)
}
Od.prototype.xd = function(a, b) {
return 0 !== this.compare(new E("[MIN_NAME]", a), new E("[MIN_NAME]", b))
};
Od.prototype.Sc = function() {
return Qd
};
function Rd(a) {
this.bc = a
}
ma(Rd, Od);
h = Rd.prototype;
h.Hc = function(a) {
return !a.M(this.bc).e()
};
h.compare = function(a, b) {
var c = a.S.M(this.bc),
d = b.S.M(this.bc),
c = c.Cc(d);
return 0 === c ? Sb(a.name, b.name) : c
};
h.Oc = function(a, b) {
var c = L(a),
c = C.Q(this.bc, c);
return new E(b, c)
};
h.Pc = function() {
var a = C.Q(this.bc, Sd);
return new E("[MAX_NAME]", a)
};
h.toString = function() {
return this.bc
};
function Td() {}
ma(Td, Od);
h = Td.prototype;
h.compare = function(a, b) {
var c = a.S.A(),
d = b.S.A(),
c = c.Cc(d);
return 0 === c ? Sb(a.name, b.name) : c
};
h.Hc = function(a) {
return !a.A().e()
};
h.xd = function(a, b) {
return !a.A().Z(b.A())
};
h.Sc = function() {
return Qd
};
h.Pc = function() {
return new E("[MAX_NAME]", new tc("[PRIORITY-POST]", Sd))
};
h.Oc = function(a, b) {
var c = L(a);
return new E(b, new tc("[PRIORITY-POST]", c))
};
h.toString = function() {
return ".priority"
};
var M = new Td;
function Ud() {}
ma(Ud, Od);
h = Ud.prototype;
h.compare = function(a, b) {
return Sb(a.name, b.name)
};
h.Hc = function() {
throw Hc("KeyIndex.isDefinedOn not expected to be called.");
};
h.xd = function() {
return !1
};
h.Sc = function() {
return Qd
};
h.Pc = function() {
return new E("[MAX_NAME]", C)
};
h.Oc = function(a) {
J(p(a), "KeyIndex indexValue must always be a string.");
return new E(a, C)
};
h.toString = function() {
return ".key"
};
var Vd = new Ud;
function Wd() {}
ma(Wd, Od);
h = Wd.prototype;
h.compare = function(a, b) {
var c = a.S.Cc(b.S);
return 0 === c ? Sb(a.name, b.name) : c
};
h.Hc = function() {
return !0
};
h.xd = function(a, b) {
return !a.Z(b)
};
h.Sc = function() {
return Qd
};
h.Pc = function() {
return Xd
};
h.Oc = function(a, b) {
var c = L(a);
return new E(b, c)
};
h.toString = function() {
return ".value"
};
var Yd = new Wd;
function Zd() {
this.Rb = this.na = this.Lb = this.la = this.ia = !1;
this.ja = 0;
this.Nb = "";
this.dc = null;
this.xb = "";
this.ac = null;
this.vb = "";
this.g = M
}
var $d = new Zd;
function sd(a) {
return "" === a.Nb ? a.la : "l" === a.Nb
}
function od(a) {
J(a.la, "Only valid if start has been set");
return a.dc
}
function nd(a) {
J(a.la, "Only valid if start has been set");
return a.Lb ? a.xb : "[MIN_NAME]"
}
function qd(a) {
J(a.na, "Only valid if end has been set");
return a.ac
}
function pd(a) {
J(a.na, "Only valid if end has been set");
return a.Rb ? a.vb : "[MAX_NAME]"
}
function ae(a) {
var b = new Zd;
b.ia = a.ia;
b.ja = a.ja;
b.la = a.la;
b.dc = a.dc;
b.Lb = a.Lb;
b.xb = a.xb;
b.na = a.na;
b.ac = a.ac;
b.Rb = a.Rb;
b.vb = a.vb;
b.g = a.g;
return b
}
h = Zd.prototype;
h.Ge = function(a) {
var b = ae(this);
b.ia = !0;
b.ja = a;
b.Nb = "";
return b
};
h.He = function(a) {
var b = ae(this);
b.ia = !0;
b.ja = a;
b.Nb = "l";
return b
};
h.Ie = function(a) {
var b = ae(this);
b.ia = !0;
b.ja = a;
b.Nb = "r";
return b
};
h.Xd = function(a, b) {
var c = ae(this);
c.la = !0;
n(a) || (a = null);
c.dc = a;
null != b ? (c.Lb = !0, c.xb = b) : (c.Lb = !1, c.xb = "");
return c
};
h.qd = function(a, b) {
var c = ae(this);
c.na = !0;
n(a) || (a = null);
c.ac = a;
n(b) ? (c.Rb = !0, c.vb = b) : (c.Yg = !1, c.vb = "");
return c
};
function be(a, b) {
var c = ae(a);
c.g = b;
return c
}
function ce(a) {
var b = {};
a.la && (b.sp = a.dc, a.Lb && (b.sn = a.xb));
a.na && (b.ep = a.ac, a.Rb && (b.en = a.vb));
if (a.ia) {
b.l = a.ja;
var c = a.Nb;
"" === c && (c = sd(a) ? "l" : "r");
b.vf = c
}
a.g !== M && (b.i = a.g.toString());
return b
}
function de(a) {
return !(a.la || a.na || a.ia)
}
function ee(a) {
var b = {};
if (de(a) && a.g == M) return b;
var c;
a.g === M ? c = "$priority" : a.g === Yd ? c = "$value" : a.g === Vd ? c = "$key" : (J(a.g instanceof Rd, "Unrecognized index type!"), c = a.g.toString());
b.orderBy = B(c);
a.la && (b.startAt = B(a.dc), a.Lb && (b.startAt += "," + B(a.xb)));
a.na && (b.endAt = B(a.ac), a.Rb && (b.endAt += "," + B(a.vb)));
a.ia && (sd(a) ? b.limitToFirst = a.ja : b.limitToLast = a.ja);
return b
}
h.toString = function() {
return B(ce(this))
};
function fe(a, b) {
this.yd = a;
this.cc = b
}
fe.prototype.get = function(a) {
var b = w(this.yd, a);
if (!b) throw Error("No index defined for " + a);
return b === Pd ? null : b
};
function ge(a, b, c) {
var d = na(a.yd, function(d, f) {
var g = w(a.cc, f);
J(g, "Missing index implementation for " + f);
if (d === Pd) {
if (g.Hc(b.S)) {
for (var k = [], l = c.Wb(Qb), m = H(l); m;) m.name != b.name && k.push(m), m = H(l);
k.push(b);
return he(k, ud(g))
}
return Pd
}
g = c.get(b.name);
k = d;
g && (k = k.remove(new E(b.name, g)));
return k.Na(b, b.S)
});
return new fe(d, a.cc)
}
function ie(a, b, c) {
var d = na(a.yd, function(a) {
if (a === Pd) return a;
var d = c.get(b.name);
return d ? a.remove(new E(b.name, d)) : a
});
return new fe(d, a.cc)
}
var je = new fe({
".priority": Pd
}, {
".priority": M
});
function tc(a, b) {
this.C = a;
J(n(this.C) && null !== this.C, "LeafNode shouldn't be created with null/undefined value.");
this.ba = b || C;
ke(this.ba);
this.Bb = null
}
h = tc.prototype;
h.N = function() {
return !0
};
h.A = function() {
return this.ba
};
h.da = function(a) {
return new tc(this.C, a)
};
h.M = function(a) {
return ".priority" === a ? this.ba : C
};
h.oa = function(a) {
return a.e() ? this : ".priority" === O(a) ? this.ba : C
};
h.Ha = function() {
return !1
};
h.qf = function() {
return null
};
h.Q = function(a, b) {
return ".priority" === a ? this.da(b) : b.e() && ".priority" !== a ? this : C.Q(a, b).da(this.ba)
};
h.G = function(a, b) {
var c = O(a);
if (null === c) return b;
if (b.e() && ".priority" !== c) return this;
J(".priority" !== c || 1 === uc(a), ".priority must be the last token in a path");
return this.Q(c, C.G(G(a), b))
};
h.e = function() {
return !1
};
h.Db = function() {
return 0
};
h.K = function(a) {
return a && !this.A().e() ? {
".value": this.Ba(),
".priority": this.A().K()
} : this.Ba()
};
h.hash = function() {
if (null === this.Bb) {
var a = "";
this.ba.e() || (a += "priority:" + le(this.ba.K()) + ":");
var b = typeof this.C,
a = a + (b + ":"),
a = "number" === b ? a + Zc(this.C) : a + this.C;
this.Bb = Jc(a)
}
return this.Bb
};
h.Ba = function() {
return this.C
};
h.Cc = function(a) {
if (a === C) return 1;
if (a instanceof T) return -1;
J(a.N(), "Unknown node type");
var b = typeof a.C,
c = typeof this.C,
d = Na(me, b),
e = Na(me, c);
J(0 <= d, "Unknown leaf type: " + b);
J(0 <= e, "Unknown leaf type: " + c);
return d === e ? "object" === c ? 0 : this.C < a.C ? -1 : this.C === a.C ? 0 : 1 : e - d
};
var me = ["object", "boolean", "number", "string"];
tc.prototype.mb = function() {
return this
};
tc.prototype.Ic = function() {
return !0
};
tc.prototype.Z = function(a) {
return a === this ? !0 : a.N() ? this.C === a.C && this.ba.Z(a.ba) : !1
};
tc.prototype.toString = function() {
return B(this.K(!0))
};
function T(a, b, c) {
this.m = a;
(this.ba = b) && ke(this.ba);
a.e() && J(!this.ba || this.ba.e(), "An empty node cannot have a priority");
this.wb = c;
this.Bb = null
}
h = T.prototype;
h.N = function() {
return !1
};
h.A = function() {
return this.ba || C
};
h.da = function(a) {
return this.m.e() ? this : new T(this.m, a, this.wb)
};
h.M = function(a) {
if (".priority" === a) return this.A();
a = this.m.get(a);
return null === a ? C : a
};
h.oa = function(a) {
var b = O(a);
return null === b ? this : this.M(b).oa(G(a))
};
h.Ha = function(a) {
return null !== this.m.get(a)
};
h.Q = function(a, b) {
J(b, "We should always be passing snapshot nodes");
if (".priority" === a) return this.da(b);
var c = new E(a, b),
d, e;
b.e() ? (d = this.m.remove(a), c = ie(this.wb, c, this.m)) : (d = this.m.Na(a, b), c = ge(this.wb, c, this.m));
e = d.e() ? C : this.ba;
return new T(d, e, c)
};
h.G = function(a, b) {
var c = O(a);
if (null === c) return b;
J(".priority" !== O(a) || 1 === uc(a), ".priority must be the last token in a path");
var d = this.M(c).G(G(a), b);
return this.Q(c, d)
};
h.e = function() {
return this.m.e()
};
h.Db = function() {
return this.m.count()
};
var ne = /^(0|[1-9]\d*)$/;
h = T.prototype;
h.K = function(a) {
if (this.e()) return null;
var b = {},
c = 0,
d = 0,
e = !0;
this.U(M, function(f, g) {
b[f] = g.K(a);
c++;
e && ne.test(f) ? d = Math.max(d, Number(f)) : e = !1
});
if (!a && e && d < 2 * c) {
var f = [],
g;
for (g in b) f[g] = b[g];
return f
}
a && !this.A().e() && (b[".priority"] = this.A().K());
return b
};
h.hash = function() {
if (null === this.Bb) {
var a = "";
this.A().e() || (a += "priority:" + le(this.A().K()) + ":");
this.U(M, function(b, c) {
var d = c.hash();
"" !== d && (a += ":" + b + ":" + d)
});
this.Bb = "" === a ? "" : Jc(a)
}
return this.Bb
};
h.qf = function(a, b, c) {
return (c = oe(this, c)) ? (a = cc(c, new E(a, b))) ? a.name : null : cc(this.m, a)
};
function wd(a, b) {
var c;
c = (c = oe(a, b)) ? (c = c.Rc()) && c.name : a.m.Rc();
return c ? new E(c, a.m.get(c)) : null
}
function xd(a, b) {
var c;
c = (c = oe(a, b)) ? (c = c.ec()) && c.name : a.m.ec();
return c ? new E(c, a.m.get(c)) : null
}
h.U = function(a, b) {
var c = oe(this, a);
return c ? c.ha(function(a) {
return b(a.name, a.S)
}) : this.m.ha(b)
};
h.Wb = function(a) {
return this.Xb(a.Sc(), a)
};
h.Xb = function(a, b) {
var c = oe(this, b);
if (c) return c.Xb(a, function(a) {
return a
});
for (var c = this.m.Xb(a.name, Qb), d = ec(c); null != d && 0 > b.compare(d, a);) H(c), d = ec(c);
return c
};
h.rf = function(a) {
return this.Zb(a.Pc(), a)
};
h.Zb = function(a, b) {
var c = oe(this, b);
if (c) return c.Zb(a, function(a) {
return a
});
for (var c = this.m.Zb(a.name, Qb), d = ec(c); null != d && 0 < b.compare(d, a);) H(c), d = ec(c);
return c
};
h.Cc = function(a) {
return this.e() ? a.e() ? 0 : -1 : a.N() || a.e() ? 1 : a === Sd ? -1 : 0
};
h.mb = function(a) {
if (a === Vd || ta(this.wb.cc, a.toString())) return this;
var b = this.wb,
c = this.m;
J(a !== Vd, "KeyIndex always exists and isn't meant to be added to the IndexMap.");
for (var d = [], e = !1, c = c.Wb(Qb), f = H(c); f;) e = e || a.Hc(f.S), d.push(f), f = H(c);
d = e ? he(d, ud(a)) : Pd;
e = a.toString();
c = xa(b.cc);
c[e] = a;
a = xa(b.yd);
a[e] = d;
return new T(this.m, this.ba, new fe(a, c))
};
h.Ic = function(a) {
return a === Vd || ta(this.wb.cc, a.toString())
};
h.Z = function(a) {
if (a === this) return !0;
if (a.N()) return !1;
if (this.A().Z(a.A()) && this.m.count() === a.m.count()) {
var b = this.Wb(M);
a = a.Wb(M);
for (var c = H(b), d = H(a); c && d;) {
if (c.name !== d.name || !c.S.Z(d.S)) return !1;
c = H(b);
d = H(a)
}
return null === c && null === d
}
return !1
};
function oe(a, b) {
return b === Vd ? null : a.wb.get(b.toString())
}
h.toString = function() {
return B(this.K(!0))
};
function L(a, b) {
if (null === a) return C;
var c = null;
"object" === typeof a && ".priority" in a ? c = a[".priority"] : "undefined" !== typeof b && (c = b);
J(null === c || "string" === typeof c || "number" === typeof c || "object" === typeof c && ".sv" in c, "Invalid priority type found: " + typeof c);
"object" === typeof a && ".value" in a && null !== a[".value"] && (a = a[".value"]);
if ("object" !== typeof a || ".sv" in a) return new tc(a, L(c));
if (a instanceof Array) {
var d = C,
e = a;
r(e, function(a, b) {
if (u(e, b) && "." !== b.substring(0, 1)) {
var c = L(a);
if (c.N() || !c.e()) d =
d.Q(b, c)
}
});
return d.da(L(c))
}
var f = [],
g = !1,
k = a;
hb(k, function(a) {
if ("string" !== typeof a || "." !== a.substring(0, 1)) {
var b = L(k[a]);
b.e() || (g = g || !b.A().e(), f.push(new E(a, b)))
}
});
if (0 == f.length) return C;
var l = he(f, Rb, function(a) {
return a.name
}, Tb);
if (g) {
var m = he(f, ud(M));
return new T(l, L(c), new fe({
".priority": m
}, {
".priority": M
}))
}
return new T(l, L(c), je)
}
var pe = Math.log(2);
function qe(a) {
this.count = parseInt(Math.log(a + 1) / pe, 10);
this.hf = this.count - 1;
this.bg = a + 1 & parseInt(Array(this.count + 1).join("1"), 2)
}
function re(a) {
var b = !(a.bg & 1 << a.hf);
a.hf--;
return b
}
function he(a, b, c, d) {
function e(b, d) {
var f = d - b;
if (0 == f) return null;
if (1 == f) {
var m = a[b],
v = c ? c(m) : m;
return new fc(v, m.S, !1, null, null)
}
var m = parseInt(f / 2, 10) + b,
f = e(b, m),
y = e(m + 1, d),
m = a[m],
v = c ? c(m) : m;
return new fc(v, m.S, !1, f, y)
}
a.sort(b);
var f = function(b) {
function d(b, g) {
var k = v - b,
y = v;
v -= b;
var y = e(k + 1, y),
k = a[k],
I = c ? c(k) : k,
y = new fc(I, k.S, g, null, y);
f ? f.left = y : m = y;
f = y
}
for (var f = null, m = null, v = a.length, y = 0; y < b.count; ++y) {
var I = re(b),
vd = Math.pow(2, b.count - (y + 1));
I ? d(vd, !1) : (d(vd, !1), d(vd, !0))
}
return m
}(new qe(a.length));
return null !== f ? new ac(d || b, f) : new ac(d || b)
}
function le(a) {
return "number" === typeof a ? "number:" + Zc(a) : "string:" + a
}
function ke(a) {
if (a.N()) {
var b = a.K();
J("string" === typeof b || "number" === typeof b || "object" === typeof b && u(b, ".sv"), "Priority must be a string or number.")
} else J(a === Sd || a.e(), "priority of unexpected type.");
J(a === Sd || a.A().e(), "Priority nodes can't have a priority of their own.")
}
var C = new T(new ac(Tb), null, je);
function se() {
T.call(this, new ac(Tb), C, je)
}
ma(se, T);
h = se.prototype;
h.Cc = function(a) {
return a === this ? 0 : 1
};
h.Z = function(a) {
return a === this
};
h.A = function() {
return this
};
h.M = function() {
return C
};
h.e = function() {
return !1
};
var Sd = new se,
Qd = new E("[MIN_NAME]", C),
Xd = new E("[MAX_NAME]", Sd);
function Id(a, b) {
this.D = a;
this.Ud = b
}
function Fd(a, b, c, d) {
return new Id(new sb(b, c, d), a.Ud)
}
function Jd(a) {
return a.D.$ ? a.D.j() : null
}
Id.prototype.u = function() {
return this.Ud
};
function tb(a) {
return a.Ud.$ ? a.Ud.j() : null
};
function te(a, b) {
this.V = a;
var c = a.o,
d = new ld(c.g),
c = de(c) ? new ld(c.g) : c.ia ? new rd(c) : new md(c);
this.Gf = new zd(c);
var e = b.u(),
f = b.D,
g = d.ta(C, e.j(), null),
k = c.ta(C, f.j(), null);
this.Ka = new Id(new sb(k, f.$, c.Ga()), new sb(g, e.$, d.Ga()));
this.Za = [];
this.ig = new dd(a)
}
function ue(a) {
return a.V
}
h = te.prototype;
h.u = function() {
return this.Ka.u().j()
};
h.hb = function(a) {
var b = tb(this.Ka);
return b && (de(this.V.o) || !a.e() && !b.M(O(a)).e()) ? b.oa(a) : null
};
h.e = function() {
return 0 === this.Za.length
};
h.Ob = function(a) {
this.Za.push(a)
};
h.kb = function(a, b) {
var c = [];
if (b) {
J(null == a, "A cancel should cancel all event registrations.");
var d = this.V.path;
Oa(this.Za, function(a) {
(a = a.ff(b, d)) && c.push(a)
})
}
if (a) {
for (var e = [], f = 0; f < this.Za.length; ++f) {
var g = this.Za[f];
if (!g.matches(a)) e.push(g);
else if (a.sf()) {
e = e.concat(this.Za.slice(f + 1));
break
}
}
this.Za = e
} else this.Za = [];
return c
};
h.bb = function(a, b, c) {
a.type === Cd && null !== a.source.Ib && (J(tb(this.Ka), "We should always have a full cache before handling merges"), J(Jd(this.Ka), "Missing event cache, even though we have a server cache"));
var d = this.Ka;
a = this.Gf.bb(d, a, b, c);
b = this.Gf;
c = a.he;
J(c.D.j().Ic(b.I.g), "Event snap not indexed");
J(c.u().j().Ic(b.I.g), "Server snap not indexed");
J(Hb(a.he.u()) || !Hb(d.u()), "Once a server snap is complete, it should never go back");
this.Ka = a.he;
return ve(this, a.cg, a.he.D.j(), null)
};
function we(a, b) {
var c = a.Ka.D,
d = [];
c.j().N() || c.j().U(M, function(a, b) {
d.push(new D("child_added", b, a))
});
c.$ && d.push(Db(c.j()));
return ve(a, d, c.j(), b)
}
function ve(a, b, c, d) {
return ed(a.ig, b, c, d ? [d] : a.Za)
};
function xe(a, b, c) {
this.type = Cd;
this.source = a;
this.path = b;
this.children = c
}
xe.prototype.Wc = function(a) {
if (this.path.e()) return a = this.children.subtree(new K(a)), a.e() ? null : a.value ? new Ub(this.source, F, a.value) : new xe(this.source, F, a);
J(O(this.path) === a, "Can't get a merge for a child not on the path of the operation");
return new xe(this.source, G(this.path), this.children)
};
xe.prototype.toString = function() {
return "Operation(" + this.path + ": " + this.source.toString() + " merge: " + this.children.toString() + ")"
};
var Vb = 0,
Cd = 1,
Xb = 2,
$b = 3;
function ye(a, b, c, d) {
this.ve = a;
this.of = b;
this.Ib = c;
this.af = d;
J(!d || b, "Tagged queries must be from server.")
}
var Yb = new ye(!0, !1, null, !1),
ze = new ye(!1, !0, null, !1);
ye.prototype.toString = function() {
return this.ve ? "user" : this.af ? "server(queryID=" + this.Ib + ")" : "server"
};
function Ae(a, b) {
this.f = Oc("p:rest:");
this.H = a;
this.Gb = b;
this.Fa = null;
this.aa = {}
}
function Be(a, b) {
if (n(b)) return "tag$" + b;
var c = a.o;
J(de(c) && c.g == M, "should have a tag if it's not a default query.");
return a.path.toString()
}
h = Ae.prototype;
h.xf = function(a, b, c, d) {
var e = a.path.toString();
this.f("Listen called for " + e + " " + a.wa());
var f = Be(a, c),
g = {};
this.aa[f] = g;
a = ee(a.o);
var k = this;
Ce(this, e + ".json", a, function(a, b) {
var v = b;
404 === a && (a = v = null);
null === a && k.Gb(e, v, !1, c);
w(k.aa, f) === g && d(a ? 401 == a ? "permission_denied" : "rest_error:" + a : "ok", null)
})
};
h.Of = function(a, b) {
var c = Be(a, b);
delete this.aa[c]
};
h.P = function(a, b) {
this.Fa = a;
var c = ad(a),
d = c.data,
c = c.Ac && c.Ac.exp;
b && b("ok", {
auth: d,
expires: c
})
};
h.ee = function(a) {
this.Fa = null;
a("ok", null)
};
h.Le = function() {};
h.Bf = function() {};
h.Gd = function() {};
h.put = function() {};
h.yf = function() {};
h.Te = function() {};
function Ce(a, b, c, d) {
c = c || {};
c.format = "export";
a.Fa && (c.auth = a.Fa);
var e = (a.H.lb ? "https://" : "http://") + a.H.host + b + "?" + jb(c);
a.f("Sending REST request for " + e);
var f = new XMLHttpRequest;
f.onreadystatechange = function() {
if (d && 4 === f.readyState) {
a.f("REST Response for " + e + " received. status:", f.status, "response:", f.responseText);
var b = null;
if (200 <= f.status && 300 > f.status) {
try {
b = mb(f.responseText)
} catch (c) {
Q("Failed to parse JSON response for " + e + ": " + f.responseText)
}
d(null, b)
} else 401 !== f.status && 404 !==
f.status && Q("Got unsuccessful REST response for " + e + " Status: " + f.status), d(f.status);
d = null
}
};
f.open("GET", e, !0);
f.send()
};
function De(a, b) {
this.value = a;
this.children = b || Ee
}
var Ee = new ac(function(a, b) {
return a === b ? 0 : a < b ? -1 : 1
});
function Fe(a) {
var b = Nd;
r(a, function(a, d) {
b = b.set(new K(d), a)
});
return b
}
h = De.prototype;
h.e = function() {
return null === this.value && this.children.e()
};
function Ge(a, b, c) {
if (null != a.value && c(a.value)) return {
path: F,
value: a.value
};
if (b.e()) return null;
var d = O(b);
a = a.children.get(d);
return null !== a ? (b = Ge(a, G(b), c), null != b ? {
path: (new K(d)).w(b.path),
value: b.value
} : null) : null
}
function He(a, b) {
return Ge(a, b, function() {
return !0
})
}
h.subtree = function(a) {
if (a.e()) return this;
var b = this.children.get(O(a));
return null !== b ? b.subtree(G(a)) : Nd
};
h.set = function(a, b) {
if (a.e()) return new De(b, this.children);
var c = O(a),
d = (this.children.get(c) || Nd).set(G(a), b),
c = this.children.Na(c, d);
return new De(this.value, c)
};
h.remove = function(a) {
if (a.e()) return this.children.e() ? Nd : new De(null, this.children);
var b = O(a),
c = this.children.get(b);
return c ? (a = c.remove(G(a)), b = a.e() ? this.children.remove(b) : this.children.Na(b, a), null === this.value && b.e() ? Nd : new De(this.value, b)) : this
};
h.get = function(a) {
if (a.e()) return this.value;
var b = this.children.get(O(a));
return b ? b.get(G(a)) : null
};
function Md(a, b, c) {
if (b.e()) return c;
var d = O(b);
b = Md(a.children.get(d) || Nd, G(b), c);
d = b.e() ? a.children.remove(d) : a.children.Na(d, b);
return new De(a.value, d)
}
function Ie(a, b) {
return Je(a, F, b)
}
function Je(a, b, c) {
var d = {};
a.children.ha(function(a, f) {
d[a] = Je(f, b.w(a), c)
});
return c(b, a.value, d)
}
function Ke(a, b, c) {
return Le(a, b, F, c)
}
function Le(a, b, c, d) {
var e = a.value ? d(c, a.value) : !1;
if (e) return e;
if (b.e()) return null;
e = O(b);
return (a = a.children.get(e)) ? Le(a, G(b), c.w(e), d) : null
}
function Me(a, b, c) {
var d = F;
if (!b.e()) {
var e = !0;
a.value && (e = c(d, a.value));
!0 === e && (e = O(b), (a = a.children.get(e)) && Ne(a, G(b), d.w(e), c))
}
}
function Ne(a, b, c, d) {
if (b.e()) return a;
a.value && d(c, a.value);
var e = O(b);
return (a = a.children.get(e)) ? Ne(a, G(b), c.w(e), d) : Nd
}
function Kd(a, b) {
Oe(a, F, b)
}
function Oe(a, b, c) {
a.children.ha(function(a, e) {
Oe(e, b.w(a), c)
});
a.value && c(b, a.value)
}
function Pe(a, b) {
a.children.ha(function(a, d) {
d.value && b(a, d.value)
})
}
var Nd = new De(null);
De.prototype.toString = function() {
var a = {};
Kd(this, function(b, c) {
a[b.toString()] = c.toString()
});
return B(a)
};
function Qe(a) {
this.W = a
}
var Re = new Qe(new De(null));
function Se(a, b, c) {
if (b.e()) return new Qe(new De(c));