65 lines
1.5 KiB
TypeScript
65 lines
1.5 KiB
TypeScript
import { Implements, TraitAbstractMembers, extendsAndExpresses, trait } from "."
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const PrintsHelloOnNew = trait()(Super =>
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class PrintsHelloOnNew extends Super {
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constructor(...args: any[]) {
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super(...args)
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console.log("Hello!")
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}
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}
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)
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const Identifiable = <ID>() => (
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trait<{ readonly id: ID }>()(Super =>
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class Identifiable extends Super {
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equals(el: Identifiable) {
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return this.id === el.id
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}
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}
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)
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)
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const StatefulSubscription = trait<{
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readonly status: (
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{ _tag: "awaitingPayment" } |
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{ _tag: "active", activeSince: Date, expiresAt?: Date } |
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{ _tag: "expired", expiredSince: Date }
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)
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}>()(Super =>
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class StatefulSubscription extends Super {}
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)
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interface ActiveStatefulSubscriptionAbstractMembers extends TraitAbstractMembers<typeof StatefulSubscription> {
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readonly status: { _tag: "active", activeSince: Date, expiresAt?: Date }
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}
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const ActiveStatefulSubscription = trait<ActiveStatefulSubscriptionAbstractMembers>()(Super =>
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class ActiveStatefulSubscription extends Super {}
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)
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// type Test2 = Simplify<MergeInheritanceTree<Test1>>
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class TestSuperclass {
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// id: number = 69
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static test = 69
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}
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const User = extendsAndExpresses(
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TestSuperclass,
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PrintsHelloOnNew,
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Identifiable<bigint>(),
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// Identifiable<number>()
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).then(e =>
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class User
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extends e.extends()
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implements Implements<typeof e> {
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id: bigint = -1n
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}
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)
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console.log(new User())
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