Existing: String assignment to a numeric indexer should succeed, not fail. (The baseline was already correct but the inline comment was wrong.) New: Boolean assignment to a numeric indexer should fail.
11 lines
317 B
TypeScript
11 lines
317 B
TypeScript
var x = { one: 1 };
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var y: { [index: string]: any };
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var z: { [index: number]: any };
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x = y; // Error
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y = x; // Ok because index signature type is any
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x = z; // Error
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z = x; // Ok because index signature type is any
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y = "foo"; // Error
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z = "foo"; // OK, string has numeric indexer
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z = false; // Error
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