96 lines
2.4 KiB
JavaScript
96 lines
2.4 KiB
JavaScript
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"use strict";
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var Object = require("./object");
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var Uint64 = Object.inherit({
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"className": "Uint64",
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"constructor": function(int) {
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Object.fn.constructor.call(this);
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this._h = 0;
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this._l = 0;
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this._parseSource(int || 0);
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},
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"<": function(other) {
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if (!(other instanceof Uint64)) {
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throw new Error("Can compare Uint64 only with Uint64");
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}
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if (this._h < other._h) {
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return true;
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} else if(this._h === other._h) {
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return this._l < other._l;
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} else {
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return false;
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}
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},
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">": function(other) {
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if (!(other instanceof Uint64)) {
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throw new Error("Can compare Uint64 only with Uint64");
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}
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if (this._h > other._h) {
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return true;
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} else if(this._h === other._h) {
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return this._l > other._l;
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} else {
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return false;
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}
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},
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"==": function(other) {
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if (this.getType() !== other.getType()) {
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return false;
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}
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return (this._h == other._h) && (this._l == other._l);
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},
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"++": function() {
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++this._l;
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if (this._l === 4294967296) {
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this._l = 0;
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++this._h;
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}
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},
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"clone": function() {
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var clone = new Uint64();
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clone._l = this._l;
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clone._h = this._h;
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return clone;
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},
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"deserialize": function(ba) {
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this._h = ba.pop32();
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this._l = ba.pop32();
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},
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"length": function() {
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return 1;
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},
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"serialize": function(ba) {
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ba.push32(this._h);
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ba.push32(this._l);
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},
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"size": function() {
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return 8;
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},
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"toString": function() {
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if (this._h !== 0) {
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console.log(this._h);
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console.log(this._l);
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throw new Error("Don't know yet how to show uint64 in javascript");
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}
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return this._l.toString();
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},
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"valueOf": function() {
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if (this._h !== 0) {
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throw new Error("Don't know yet how to show uint64 in javascript");
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}
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return this._l;
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},
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"_parseSource": function(int) {
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if (parseInt(int) !== int) {
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throw new Error("Wrong argument to construct Uint64");
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}
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this._l = int & 0xffffffff;
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}
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});
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module.exports = Uint64;
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