mirror of https://github.com/vuejs/core.git
17 lines
324 B
TypeScript
17 lines
324 B
TypeScript
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import { expectType } from 'tsd'
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import { Ref, ref } from './index'
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import { isRef } from '@vue/reactivity'
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function foo(arg: number | Ref<number>) {
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// ref coercing
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const coerced = ref(arg)
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expectType<Ref<number>>(coerced)
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// isRef as type guard
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if (isRef(arg)) {
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expectType<Ref<number>>(arg)
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}
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}
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foo(1)
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