Function adjacentChapter

adjacentChapter(
    chapters: MangaChapter[],
    current: MangaChapter,
    reading: -1 | 1,
): MangaChapter | null
The chapter reading steps from current in reading order.
Parameters
- chapters: MangaChapter[]
  The manga's chapter list, in whatever order the source gave.
- current: MangaChapter
  The chapter currently being read.
- reading: -1 | 1
  +1 for the next (later) chapter, -1 for the previous.
Returns MangaChapter | null
The neighbouring chapter, or null at either end / if not found.
- Defined in src/ordering.ts:59