35 lines
1.0 KiB
TypeScript
35 lines
1.0 KiB
TypeScript
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import type { DecimalClass, ValueType } from './interface';
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export default class BigIntDecimal implements DecimalClass {
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origin: string;
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negative: boolean;
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integer: bigint;
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decimal: bigint;
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/** BigInt will convert `0009` to `9`. We need record the len of decimal */
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decimalLen: number;
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empty: boolean;
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nan: boolean;
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constructor(value: string | number);
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private getMark;
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private getIntegerStr;
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/**
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* @private get decimal string
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*/
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getDecimalStr(): string;
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/**
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* @private Align BigIntDecimal with same decimal length. e.g. 12.3 + 5 = 1230000
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* This is used for add function only.
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*/
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alignDecimal(decimalLength: number): bigint;
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negate(): BigIntDecimal;
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private cal;
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add(value: ValueType): BigIntDecimal;
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multi(value: ValueType): BigIntDecimal;
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isEmpty(): boolean;
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isNaN(): boolean;
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isInvalidate(): boolean;
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equals(target: DecimalClass): boolean;
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lessEquals(target: DecimalClass): boolean;
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toNumber(): number;
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toString(safe?: boolean): string;
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}
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