iter-tools-es/impls/$includes-any-seq/includes-any-seq.js

The iterable toolbox

const {
  iterableCurry
} = require('../../internal/iterable.js');

const {
  seqsToArray
} = require('../../internal/any-seq.js');

const {
  __windowAhead
} = require('../$window-ahead/window-ahead.js');

const {
  __startsWithAnySeq
} = require('../$starts-with-any-seq/starts-with-any-seq.js');

function __includesAnySeq(iterable, seqs, same = Object.is) {
  const seqsArr = seqsToArray(seqs);
  if (!seqsArr.length) return false;
  if (seqsArr.find(seq => !seq.length)) return true;
  const maxMatchLength = seqsArr.reduce((max, {
    length
  }) => Math.max(max, length), 1);

  for (const buffer of __windowAhead(iterable, maxMatchLength)) {
    if (__startsWithAnySeq(buffer, seqsArr, same)) {
      return true;
    }
  }

  return false;
}

exports.__includesAnySeq = __includesAnySeq;
const includesAnySeq = /*#__PURE__*/iterableCurry(__includesAnySeq, {
  minArgs: 1,
  maxArgs: 2,
  reduces: true
});
exports.includesAnySeq = includesAnySeq;