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| sealed class GoodCountries(val order: Int) { | |
| class Brazil : GoodCountries(0) | |
| class USA : GoodCountries(1) | |
| class Germany : GoodCountries(2) | |
| class China : GoodCountries(3) | |
| } |
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| package com.example.app.utils | |
| import org.jetbrains.annotations.TestOnly | |
| /** | |
| * Generic singleton implementation. | |
| * | |
| * # Usage | |
| * | |
| * First, defining your singleton: |
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| [package] | |
| name = "example" | |
| version = "0.1.0" | |
| authors = ["chriscoomber <christopher.coomber@metaswitch.com>"] | |
| [dependencies] | |
| futures = "*" | |
| tokio-core = "*" |