43 lines
1.6 KiB
Plaintext
43 lines
1.6 KiB
Plaintext
==== tests/cases/conformance/expressions/unaryOperators/decrementOperator/decrementOperatorWithEnumTypeInvalidOperations.ts (10 errors) ====
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// -- operator on enum type
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enum ENUM { };
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enum ENUM1 { 1, 2, "" };
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// enum type var
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var ResultIsNumber1 = --ENUM;
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~~~~
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!!! An arithmetic operand must be of type 'any', 'number' or an enum type.
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var ResultIsNumber2 = --ENUM1;
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~~~~~
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!!! An arithmetic operand must be of type 'any', 'number' or an enum type.
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var ResultIsNumber3 = ENUM--;
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~~~~
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!!! An arithmetic operand must be of type 'any', 'number' or an enum type.
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var ResultIsNumber4 = ENUM1--;
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~~~~~
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!!! An arithmetic operand must be of type 'any', 'number' or an enum type.
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// enum type expressions
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var ResultIsNumber5 = --(ENUM[1] + ENUM[2]);
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~~~~~~~~~~~~~~~~~~~
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!!! An arithmetic operand must be of type 'any', 'number' or an enum type.
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var ResultIsNumber6 = (ENUM[1] + ENUM[2])--;
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~~~~~~~~~~~~~~~~~~~
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!!! An arithmetic operand must be of type 'any', 'number' or an enum type.
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// miss assignment operator
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--ENUM;
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~~~~
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!!! An arithmetic operand must be of type 'any', 'number' or an enum type.
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--ENUM1;
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~~~~~
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!!! An arithmetic operand must be of type 'any', 'number' or an enum type.
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ENUM--;
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~~~~
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!!! An arithmetic operand must be of type 'any', 'number' or an enum type.
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ENUM1--;
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~~~~~
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!!! An arithmetic operand must be of type 'any', 'number' or an enum type. |