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• .. (вверх)
• [DIR] ..
• [FILE] .eslintrc.js
• [FILE] .travis.yml
• [FILE] CHANGELOG.md
• [FILE] LICENSE
• [FILE] README.md
• [DIR] jsdoc
• [DIR] lib
• [FILE] package.json
• [DIR] test
• [FILE] x.js

Просмотр файла: x.js

'use strict';

const lo = require('./lib/Layout');

const raw = Buffer.from('41000000000000000000000000000000000000000000000000000000000000000000000000000000'
                        + '42430000000000000000000000000000000000000000000000000000000000000000000000000000'
                        + '43444500000000000000000000000000000000000000000000000000000000000000000000000000'
                        + '44454647000000000000000000000000000000000000000000000000000000000000000000000000',
                        'hex');

const lo1 = lo.seq(lo.seq(lo.u8(), 40), 4);
const lo2 = lo.seq(lo.cstr(), 4);

console.dir(lo1.decode(raw))
console.dir(lo2.decode(raw))

class ConstantDiscriminator extends lo.UnionDiscriminator {
  constructor(tag, property) {
    super(property);
    this.tag = tag;
  }

  decode (b, offset) {
    return this.tag;
  }

  encode (b, offset) {
    return 0;
  }
}
const discr = new ConstantDiscriminator(0);

const str40 = lo.union(discr, lo.blob(40));
str40.addVariant(discr.tag, lo.cstr(), 's');
const lo3 = lo.seq(str40, 4);
console.dir(lo3.decode(raw))

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