40 lines
1.5 KiB
Plaintext
40 lines
1.5 KiB
Plaintext
tests/cases/conformance/types/primitives/boolean/assignFromBooleanInterface2.ts(14,1): error TS2322: Type 'NotBoolean' is not assignable to type 'Boolean'.
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Types of property 'valueOf' are incompatible.
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Type '() => Object' is not assignable to type '() => boolean'.
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Type 'Object' is not assignable to type 'boolean'.
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tests/cases/conformance/types/primitives/boolean/assignFromBooleanInterface2.ts(19,1): error TS2322: Type 'Boolean' is not assignable to type 'boolean'.
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tests/cases/conformance/types/primitives/boolean/assignFromBooleanInterface2.ts(20,1): error TS2322: Type 'NotBoolean' is not assignable to type 'boolean'.
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==== tests/cases/conformance/types/primitives/boolean/assignFromBooleanInterface2.ts (3 errors) ====
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interface Boolean {
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doStuff(): string;
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}
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interface NotBoolean {
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doStuff(): string;
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}
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var x = true;
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var a: Boolean;
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var b: NotBoolean;
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a = x;
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a = b;
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~
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!!! error TS2322: Type 'NotBoolean' is not assignable to type 'Boolean'.
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!!! error TS2322: Types of property 'valueOf' are incompatible.
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!!! error TS2322: Type '() => Object' is not assignable to type '() => boolean'.
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!!! error TS2322: Type 'Object' is not assignable to type 'boolean'.
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b = a;
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b = x;
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x = a; // expected error
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~
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!!! error TS2322: Type 'Boolean' is not assignable to type 'boolean'.
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x = b; // expected error
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~
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!!! error TS2322: Type 'NotBoolean' is not assignable to type 'boolean'.
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