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seanghay/result-of-with-default-usage.kt

Last active June 27, 2020 09:55
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result-of-with-default-usage.kt
/* Copyright 2020 Seanghay Yath (@seanghay)
SPDX-License-Identifier: Apache-2.0 */
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
viewModel.posts.observe(viewLifecycleOwner, Observer {result ->
val (items) = result.withDefault { postsFromDb() }
adapter.submitList(items)
})
}
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