File: partialDiscriminatedUnionMemberHasGoodError.ts

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node-typescript 4.1.3-1
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interface TypeA {
    type: "A";
    param: string;
}

interface TypeB {
    type: "B";
    param: string;
}

type ValidType = TypeA | TypeB;

interface Wrapper {
    types: ValidType[];
}

const foo: Wrapper[] = [];

foo.push({
    types: [{
        type: "A"
    }]
});