Function arrayChainable

src/patterns.ts:165–175

(
  pattern: pattern
)

  });

function arrayChainable<pattern extends Matcher<any, any, any, any, any>>(
  pattern: pattern
): ArrayChainable<pattern> {
  return Object.assign(variadic(pattern), {
    optional: () => arrayChainable(optional(pattern)),
    select: (key: any) =>
      arrayChainable(
        key === undefined ? select(pattern) : select(key, pattern)
      ),
  }) as any;
}

/**
 * `P.optional(subpattern)` takes a sub pattern and returns a pattern which matches if the