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27 lines
930 B
TypeScript
27 lines
930 B
TypeScript
import pick = require("just-pick");
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const a = "a";
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const b = "b";
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const c = "c";
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const obj = { a, b };
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pick(obj, []); // $ExpectType Pick<{ a: string; b: string; }, never>
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pick(obj, [a]); // $ExpectType Pick<{ a: string; b: string; }, "a">
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pick(obj, [a, a]); // $ExpectType Pick<{ a: string; b: string; }, "a">
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pick(obj, [a, b]); // $ExpectType Pick<{ a: string; b: string; }, "a" | "b">
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pick(obj, [a, b, c]); // $ExpectError
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pick(obj, a); // $ExpectType Pick<{ a: string; b: string; }, "a">
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pick(obj, a, a); // $ExpectType Pick<{ a: string; b: string; }, "a">
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pick(obj, a, b); // $ExpectType Pick<{ a: string; b: string; }, "a" | "b">
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pick(obj, a, b, c); // $ExpectError
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pick(); // $ExpectError
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pick(obj); // $ExpectError
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pick(obj, 0); // $ExpectError
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pick(obj, false); // $ExpectError
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pick(obj, null); // $ExpectError
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pick(obj, undefined); // $ExpectError
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pick(obj, {}); // $ExpectError
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pick(obj, () => {}); // $ExpectError
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