16 lines
344 B
TypeScript
16 lines
344 B
TypeScript
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// @allowJs: true
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// @checkJs: true
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// @strict: true
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// @noEmit: true
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// @Filename: /a.js
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/** @param {...number} a */
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function f(a) {
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a; // number | undefined
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// Ideally this would be a number. But currently checker.ts has only one `argumentsSymbol`, so it's `any`.
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arguments[0];
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}
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f([1, 2]); // Error
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f(1, "2"); // Error
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f(1, 2);
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