typedash/dist/join/index.cjs

modern, type-safe collection of utility functions

'use strict';

// src/functions/join/join.ts
function join(elements, separator) {
  const emptySeparator = Symbol("emptySeparator");
  const separatorFunction = typeof separator === "function" ? separator : () => separator;
  return elements.flatMap((element, index, array) => [
    element,
    index < array.length - 1 ? separatorFunction(index) : emptySeparator
  ]).filter((item) => item !== emptySeparator);
}

exports.join = join;
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