16 lines
1.4 KiB
Plaintext
16 lines
1.4 KiB
Plaintext
tests/cases/conformance/es6/Symbols/symbolType1.ts(1,1): error TS2358: The left-hand side of an 'instanceof' expression must be of type 'any', an object type or a type parameter.
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tests/cases/conformance/es6/Symbols/symbolType1.ts(2,19): error TS2359: The right-hand side of an 'instanceof' expression must be of type 'any' or of a type assignable to the 'Function' interface type.
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tests/cases/conformance/es6/Symbols/symbolType1.ts(4,19): error TS2359: The right-hand side of an 'instanceof' expression must be of type 'any' or of a type assignable to the 'Function' interface type.
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==== tests/cases/conformance/es6/Symbols/symbolType1.ts (3 errors) ====
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Symbol() instanceof Symbol;
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~~~~~~~~
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!!! error TS2358: The left-hand side of an 'instanceof' expression must be of type 'any', an object type or a type parameter.
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Symbol instanceof Symbol();
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~~~~~~~~
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!!! error TS2359: The right-hand side of an 'instanceof' expression must be of type 'any' or of a type assignable to the 'Function' interface type.
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(Symbol() || {}) instanceof Object; // This one should be okay, it's a valid way of distinguishing types
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Symbol instanceof (Symbol() || {});
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~~~~~~~~~~~~~~~~
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!!! error TS2359: The right-hand side of an 'instanceof' expression must be of type 'any' or of a type assignable to the 'Function' interface type. |