get-or-throw/dist/index.mjs

A convenience function for safely getting values from dynamic objects and arrays

// src/get-or-throw.ts
function getOrThrow(objOrArr, keyOrIndex) {
  if (Array.isArray(objOrArr)) {
    if (keyOrIndex in objOrArr) {
      return objOrArr[keyOrIndex];
    } else {
      throw new Error(`Index ${String(keyOrIndex)} is out of bounds.`);
    }
  } else {
    if (keyOrIndex in objOrArr) {
      return objOrArr[keyOrIndex];
    } else {
      throw new Error(
        `Key "${String(keyOrIndex)}" does not exist in the object.`
      );
    }
  }
}
export {
  getOrThrow
};