break_infinity.js
Version:
Performance-oriented decimal.js replacement for incremental games.
2 lines (1 loc) • 16.2 kB
JavaScript
"use strict";var t,n=(t=require("pad-end"))&&"object"==typeof t&&"default"in t?t.default:t,e=9e15,r=function(){for(var t=[],n=-323;n<=308;n++)t.push(Number("1e"+n));return function(n){return t[n+323]}}(),i=function(t){return t instanceof h?t:new h(t)},o=function(t,n){return(new h).fromMantissaExponent(t,n)},u=function(t,n){return(new h).fromMantissaExponent_noNormalize(t,n)};function s(t,n,e,r){var i=n.mul(e.pow(r));return h.floor(t.div(i).mul(e.sub(1)).add(1).log10()/e.log10())}function a(t,n,e,r){return n.mul(e.pow(r)).mul(h.sub(1,e.pow(t))).div(h.sub(1,e))}var h=function(){function t(n){this.mantissa=NaN,this.exponent=NaN,void 0===n?(this.m=0,this.e=0):n instanceof t?this.fromDecimal(n):"number"==typeof n?this.fromNumber(n):this.fromString(n)}return Object.defineProperty(t.prototype,"m",{get:function(){return this.mantissa},set:function(t){this.mantissa=t},enumerable:!1,configurable:!0}),Object.defineProperty(t.prototype,"e",{get:function(){return 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isNaN(this.m)||isNaN(this.e)?"NaN":this.e>=e?this.m>0?"Infinity":"-Infinity":this.e<=-e||0===this.m?"0":this.e<21&&this.e>-7?this.toNumber().toString():this.m+"e"+(this.e>=0?"+":"")+this.e},t.prototype.toExponential=function(t){if(isNaN(this.m)||isNaN(this.e))return"NaN";if(this.e>=e)return this.m>0?"Infinity":"-Infinity";if(this.e<=-e||0===this.m)return"0"+(t>0?n(".",t+1,"0"):"")+"e+0";if(this.e>-324&&this.e<308)return this.toNumber().toExponential(t);isFinite(t)||(t=17);var r=t+1,i=Math.max(1,Math.ceil(Math.log10(Math.abs(this.m))));return(Math.round(this.m*Math.pow(10,r-i))*Math.pow(10,i-r)).toFixed(Math.max(r-i,0))+"e"+(this.e>=0?"+":"")+this.e},t.prototype.toFixed=function(t){return isNaN(this.m)||isNaN(this.e)?"NaN":this.e>=e?this.m>0?"Infinity":"-Infinity":this.e<=-e||0===this.m?"0"+(t>0?n(".",t+1,"0"):""):this.e>=17?this.m.toString().replace(".","").padEnd(this.e+1,"0")+(t>0?n(".",t+1,"0"):""):this.toNumber().toFixed(t)},t.prototype.toPrecision=function(t){return 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2.302585092994045*this.log10()},t.prototype.logarithm=function(t){return this.log(t)},t.prototype.pow=function(n){var e,r=n instanceof t?n.toNumber():n,i=this.e*r;if(Number.isSafeInteger(i)&&(e=Math.pow(this.m,r),isFinite(e)&&0!==e))return o(e,i);var u=Math.trunc(i),s=i-u;if(e=Math.pow(10,r*Math.log10(this.m)+s),isFinite(e)&&0!==e)return o(e,u);var a=t.pow10(r*this.absLog10());return-1===this.sign()?1===Math.abs(r%2)?a.neg():0===Math.abs(r%2)?a:new t(Number.NaN):a},t.prototype.pow_base=function(t){return i(t).pow(this)},t.prototype.factorial=function(){var n=this.toNumber()+1;return t.pow(n/Math.E*Math.sqrt(n*Math.sinh(1/n)+1/(810*Math.pow(n,6))),n).mul(Math.sqrt(2*Math.PI/n))},t.prototype.exp=function(){var n=this.toNumber();return-706<n&&n<709?t.fromNumber(Math.exp(n)):t.pow(Math.E,n)},t.prototype.sqr=function(){return o(Math.pow(this.m,2),2*this.e)},t.prototype.sqrt=function(){return this.m<0?new t(Number.NaN):this.e%2!=0?o(3.16227766016838*Math.sqrt(this.m),Math.floor(this.e/2)):o(Math.sqrt(this.m),Math.floor(this.e/2))},t.prototype.cube=function(){return o(Math.pow(this.m,3),3*this.e)},t.prototype.cbrt=function(){var t=1,n=this.m;n<0&&(t=-1,n=-n);var e=t*Math.pow(n,1/3),r=this.e%3;return o(1===r||-1===r?2.154434690031883*e:0!==r?4.641588833612778*e:e,Math.floor(this.e/3))},t.prototype.sinh=function(){return this.exp().sub(this.negate().exp()).div(2)},t.prototype.cosh=function(){return this.exp().add(this.negate().exp()).div(2)},t.prototype.tanh=function(){return this.sinh().div(this.cosh())},t.prototype.asinh=function(){return t.ln(this.add(this.sqr().add(1).sqrt()))},t.prototype.acosh=function(){return t.ln(this.add(this.sqr().sub(1).sqrt()))},t.prototype.atanh=function(){return this.abs().gte(1)?Number.NaN:t.ln(this.add(1).div(new t(1).sub(this)))/2},t.prototype.ascensionPenalty=function(t){return 0===t?this:this.pow(Math.pow(10,-t))},t.prototype.egg=function(){return this.add(9)},t.prototype.lessThanOrEqualTo=function(t){return this.cmp(t)<1},t.prototype.lessThan=function(t){return this.cmp(t)<0},t.prototype.greaterThanOrEqualTo=function(t){return this.cmp(t)>-1},t.prototype.greaterThan=function(t){return this.cmp(t)>0},t.prototype.decimalPlaces=function(){return this.dp()},t.prototype.dp=function(){if(!isFinite(this.mantissa))return NaN;if(this.exponent>=17)return 0;for(var t=this.mantissa,n=-this.exponent,e=1;Math.abs(Math.round(t*e)/e-t)>1e-10;)e*=10,n++;return n>0?n:0},Object.defineProperty(t,"MAX_VALUE",{get:function(){return c},enumerable:!1,configurable:!0}),Object.defineProperty(t,"MIN_VALUE",{get:function(){return p},enumerable:!1,configurable:!0}),Object.defineProperty(t,"NUMBER_MAX_VALUE",{get:function(){return f},enumerable:!1,configurable:!0}),Object.defineProperty(t,"NUMBER_MIN_VALUE",{get:function(){return m},enumerable:!1,configurable:!0}),t}(),c=u(1,e),p=u(1,-e),f=i(Number.MAX_VALUE),m=i(Number.MIN_VALUE);module.exports=h;