@thi.ng/base-n/base.js

Arbitrary base-n conversions w/ presets for base8/16/32/36/58/62/64/83/85, support for bigints and encoding/decoding of byte arrays

import { BaseNDecoder } from "./decode.js";
import { BaseNEncoder } from "./encode.js";
const defBase = (chars) => new BaseN(chars);
class BaseN {
  constructor(base) {
    this.base = base;
    this.N = base.length;
    this.enc = new BaseNEncoder(base);
    this.dec = new BaseNDecoder(base);
  }
  N;
  enc;
  dec;
  clear() {
    this.enc.clear();
  }
  encode(x, size) {
    return this.enc.encode(x, size);
  }
  encodeBigInt(x, size) {
    return this.enc.encodeBigInt(x, size);
  }
  encodeBytes(buf, size) {
    return this.enc.encodeBytes(buf, size);
  }
  decode(x) {
    return this.dec.decode(x);
  }
  decodeBigInt(x) {
    return this.dec.decodeBigInt(x);
  }
  decodeBytes(x, buf) {
    return this.dec.decodeBytes(x, buf);
  }
  validate(x) {
    return this.dec.validate(x);
  }
  size(x) {
    return this.enc.size(x);
  }
}
export {
  BaseN,
  defBase
};