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terriajs

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Geospatial data visualization platform.

github.com/TerriaJS/terriajs

TerriaJS/terriajs

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import { Equals } from "../../lib/Core/TypeConditionals"; import { CopyUndefined } from "../../lib/Core/TypeModifiers"; import { expectTrue } from "./TypeChecks"; expectTrue< Equals<CopyUndefined<number | undefined, string>, string | undefined> >(); expectTrue<Equals<CopyUndefined<number, string>, string>>(); expectTrue< Equals<CopyUndefined<undefined | number, string>, undefined | string> >();