26 lines
806 B
Plaintext
26 lines
806 B
Plaintext
==== tests/cases/compiler/extendAndImplementTheSameBaseType2.ts (3 errors) ====
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class C<T> {
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foo: number
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bar(): T {
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return null;
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}
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}
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class D extends C<string> implements C<number> {
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~
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!!! Class 'D' incorrectly implements interface 'C<number>':
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!!! Types of property 'bar' are incompatible:
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!!! Type '() => string' is not assignable to type '() => number':
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!!! Type 'string' is not assignable to type 'number'.
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baz() { }
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}
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var d: D = new D();
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var r: string = d.foo;
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~
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!!! Type 'number' is not assignable to type 'string'.
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var r2: number = d.foo;
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var r3: string = d.bar();
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var r4: number = d.bar();
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~~
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!!! Type 'string' is not assignable to type 'number'. |