Breadbot/node_modules/js-sdsl/dist/esm/container/HashContainer/HashSet.js

325 lines
9.2 KiB
JavaScript

var __extends = this && this.t || function() {
var extendStatics = function(e, t) {
extendStatics = Object.setPrototypeOf || {
__proto__: []
} instanceof Array && function(e, t) {
e.__proto__ = t;
} || function(e, t) {
for (var r in t) if (Object.prototype.hasOwnProperty.call(t, r)) e[r] = t[r];
};
return extendStatics(e, t);
};
return function(e, t) {
if (typeof t !== "function" && t !== null) throw new TypeError("Class extends value " + String(t) + " is not a constructor or null");
extendStatics(e, t);
function __() {
this.constructor = e;
}
e.prototype = t === null ? Object.create(t) : (__.prototype = t.prototype, new __);
};
}();
var __generator = this && this.i || function(e, t) {
var r = {
label: 0,
sent: function() {
if (a[0] & 1) throw a[1];
return a[1];
},
trys: [],
ops: []
}, n, i, a, s;
return s = {
next: verb(0),
throw: verb(1),
return: verb(2)
}, typeof Symbol === "function" && (s[Symbol.iterator] = function() {
return this;
}), s;
function verb(e) {
return function(t) {
return step([ e, t ]);
};
}
function step(s) {
if (n) throw new TypeError("Generator is already executing.");
while (r) try {
if (n = 1, i && (a = s[0] & 2 ? i["return"] : s[0] ? i["throw"] || ((a = i["return"]) && a.call(i),
0) : i.next) && !(a = a.call(i, s[1])).done) return a;
if (i = 0, a) s = [ s[0] & 2, a.value ];
switch (s[0]) {
case 0:
case 1:
a = s;
break;
case 4:
r.label++;
return {
value: s[1],
done: false
};
case 5:
r.label++;
i = s[1];
s = [ 0 ];
continue;
case 7:
s = r.ops.pop();
r.trys.pop();
continue;
default:
if (!(a = r.trys, a = a.length > 0 && a[a.length - 1]) && (s[0] === 6 || s[0] === 2)) {
r = 0;
continue;
}
if (s[0] === 3 && (!a || s[1] > a[0] && s[1] < a[3])) {
r.label = s[1];
break;
}
if (s[0] === 6 && r.label < a[1]) {
r.label = a[1];
a = s;
break;
}
if (a && r.label < a[2]) {
r.label = a[2];
r.ops.push(s);
break;
}
if (a[2]) r.ops.pop();
r.trys.pop();
continue;
}
s = t.call(e, r);
} catch (e) {
s = [ 6, e ];
i = 0;
} finally {
n = a = 0;
}
if (s[0] & 5) throw s[1];
return {
value: s[0] ? s[1] : void 0,
done: true
};
}
};
var __values = this && this.u || function(e) {
var t = typeof Symbol === "function" && Symbol.iterator, r = t && e[t], n = 0;
if (r) return r.call(e);
if (e && typeof e.length === "number") return {
next: function() {
if (e && n >= e.length) e = void 0;
return {
value: e && e[n++],
done: !e
};
}
};
throw new TypeError(t ? "Object is not iterable." : "Symbol.iterator is not defined.");
};
import HashContainer from "./Base";
import Vector from "../SequentialContainer/Vector";
import OrderedSet from "../TreeContainer/OrderedSet";
var HashSet = function(e) {
__extends(HashSet, e);
function HashSet(t, r, n) {
if (t === void 0) {
t = [];
}
var i = e.call(this, r, n) || this;
i.h = [];
t.forEach((function(e) {
return i.insert(e);
}));
return i;
}
HashSet.prototype.v = function() {
var e = this;
if (this.l >= 1073741824) return;
var t = [];
var r = this.l;
this.l <<= 1;
var n = Object.keys(this.h);
var i = n.length;
var _loop_1 = function(i) {
var s = parseInt(n[i]);
var o = a.h[s];
var f = o.size();
if (f === 0) return "continue";
if (f === 1) {
var u = o.front();
t[a.p(u) & a.l - 1] = new Vector([ u ], false);
return "continue";
}
var c = [];
var h = [];
o.forEach((function(t) {
var n = e.p(t);
if ((n & r) === 0) {
c.push(t);
} else h.push(t);
}));
if (o instanceof OrderedSet) {
if (c.length > 6) {
t[s] = new OrderedSet(c);
} else {
t[s] = new Vector(c, false);
}
if (h.length > 6) {
t[s + r] = new OrderedSet(h);
} else {
t[s + r] = new Vector(h, false);
}
} else {
t[s] = new Vector(c, false);
t[s + r] = new Vector(h, false);
}
};
var a = this;
for (var s = 0; s < i; ++s) {
_loop_1(s);
}
this.h = t;
};
HashSet.prototype.forEach = function(e) {
var t = Object.values(this.h);
var r = t.length;
var n = 0;
for (var i = 0; i < r; ++i) {
t[i].forEach((function(t) {
return e(t, n++);
}));
}
};
HashSet.prototype.insert = function(e) {
var t = this.p(e) & this.l - 1;
var r = this.h[t];
if (!r) {
this.h[t] = new Vector([ e ], false);
this.o += 1;
} else {
var n = r.size();
if (r instanceof Vector) {
if (!r.find(e).equals(r.end())) return;
r.pushBack(e);
if (n + 1 >= 8) {
if (this.l <= 64) {
this.o += 1;
this.v();
return;
}
this.h[t] = new OrderedSet(r);
}
this.o += 1;
} else {
r.insert(e);
var i = r.size();
this.o += i - n;
}
}
if (this.o > this.l * .75) {
this.v();
}
};
HashSet.prototype.eraseElementByKey = function(e) {
var t = this.p(e) & this.l - 1;
var r = this.h[t];
if (!r) return;
var n = r.size();
if (n === 0) return;
if (r instanceof Vector) {
r.eraseElementByValue(e);
var i = r.size();
this.o += i - n;
} else {
r.eraseElementByKey(e);
var i = r.size();
this.o += i - n;
if (i <= 6) {
this.h[t] = new Vector(r);
}
}
};
HashSet.prototype.find = function(e) {
var t = this.p(e) & this.l - 1;
var r = this.h[t];
if (!r) return false;
return !r.find(e).equals(r.end());
};
HashSet.prototype[Symbol.iterator] = function() {
return function() {
var e, t, r, n, i, a, s, o;
var f, u;
return __generator(this, (function(c) {
switch (c.label) {
case 0:
e = Object.values(this.h);
t = e.length;
r = 0;
c.label = 1;
case 1:
if (!(r < t)) return [ 3, 10 ];
n = e[r];
c.label = 2;
case 2:
c.trys.push([ 2, 7, 8, 9 ]);
i = (f = void 0, __values(n)), a = i.next();
c.label = 3;
case 3:
if (!!a.done) return [ 3, 6 ];
s = a.value;
return [ 4, s ];
case 4:
c.sent();
c.label = 5;
case 5:
a = i.next();
return [ 3, 3 ];
case 6:
return [ 3, 9 ];
case 7:
o = c.sent();
f = {
error: o
};
return [ 3, 9 ];
case 8:
try {
if (a && !a.done && (u = i.return)) u.call(i);
} finally {
if (f) throw f.error;
}
return [ 7 ];
case 9:
++r;
return [ 3, 1 ];
case 10:
return [ 2 ];
}
}));
}.bind(this)();
};
return HashSet;
}(HashContainer);
export default HashSet;