func castArr()

in reify.go [627:653]

• 23 lines of code
• 7 McCabe index (conditional complexity)

func castArr(opts *options, v value) ([]value, Error) {
	if sub, ok := v.(cfgSub); ok {
		return sub.c.fields.array(), nil
	}
	if ref, ok := v.(*cfgDynamic); ok {
		unrefed, err := ref.getValue(opts)
		if err != nil {
			return nil, raiseMissingMsg(ref.ctx.getParent(), ref.ctx.field, err.Error())
		}

		if sub, ok := unrefed.(cfgSub); ok {
			return sub.c.fields.array(), nil
		}
	}

	l, err := v.Len(opts)
	if err != nil {
		ctx := v.Context()
		return nil, raisePathErr(err, v.meta(), "", ctx.path("."))
	}

	if l == 0 {
		return nil, nil
	}

	return []value{v}, nil
}