108 lines
3.3 KiB
Plaintext
108 lines
3.3 KiB
Plaintext
==== tests/cases/compiler/incompatibleTypes.ts (9 errors) ====
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interface IFoo1 {
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p1(): number;
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}
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class C1 implements IFoo1 { // incompatible on the return type
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~~
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!!! Class 'C1' incorrectly implements interface 'IFoo1':
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!!! Types of property 'p1' 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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public p1() {
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return "s";
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}
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}
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interface IFoo2 {
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p1(s:string): number;
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}
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class C2 implements IFoo2 { // incompatible on the param type
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~~
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!!! Class 'C2' incorrectly implements interface 'IFoo2':
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!!! Types of property 'p1' are incompatible:
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!!! Type '(n: number) => number' is not assignable to type '(s: string) => number':
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!!! Types of parameters 'n' and 's' are incompatible:
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!!! Type 'number' is not assignable to type 'string'.
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public p1(n:number) {
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return 0;
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}
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}
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interface IFoo3 {
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p1: string;
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}
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class C3 implements IFoo3 { // incompatible on the property type
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~~
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!!! Class 'C3' incorrectly implements interface 'IFoo3':
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!!! Types of property 'p1' are incompatible:
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!!! Type 'number' is not assignable to type 'string'.
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public p1: number;
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}
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interface IFoo4 {
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p1: { a: { a: string; }; b: string; };
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}
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class C4 implements IFoo4 { // incompatible on the property type
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~~
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!!! Class 'C4' incorrectly implements interface 'IFoo4':
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!!! Types of property 'p1' are incompatible:
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!!! Type '{ c: { b: string; }; d: string; }' is not assignable to type '{ a: { a: string; }; b: string; }':
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!!! Property 'a' is missing in type '{ c: { b: string; }; d: string; }'.
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public p1: { c: { b: string; }; d: string; };
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}
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function if1(i: IFoo1): void;
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function if1(i: IFoo2): void;
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function if1(a: any) { }
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var c1: C1;
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var c2: C2;
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if1(c1);
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~~
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!!! Argument of type 'C1' is not assignable to parameter of type 'IFoo2'.
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function of1(n: { a: { a: string; }; b: string; }): number;
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function of1(s: { c: { b: string; }; d: string; }): string;
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function of1(a: any) { return null; }
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of1({ e: 0, f: 0 });
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~~~~~~~~~~~~~~
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!!! Argument of type '{ e: number; f: number; }' is not assignable to parameter of type '{ c: { b: string; }; d: string; }'.
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!!! Property 'c' is missing in type '{ e: number; f: number; }'.
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interface IMap {
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[key:string]:string;
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}
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function foo(fn:() => void) {
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}
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function bar() {
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var map:IMap;
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foo(() => {
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map = {};
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});
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}
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var o1: { a: { a: string; }; b: string; } = { e: 0, f: 0 };
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~~
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!!! Type '{ e: number; f: number; }' is not assignable to type '{ a: { a: string; }; b: string; }':
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!!! Property 'a' is missing in type '{ e: number; f: number; }'.
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var a1 = [{ e: 0, f: 0 }, { e: 0, f: 0 }, { e: 0, g: 0 }];
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var i1c1: { (): string; } = 5;
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~~~~
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!!! Type 'number' is not assignable to type '() => string'.
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var fp1: () =>any = a => 0;
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~~~
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!!! Type '(a: any) => number' is not assignable to type '() => any'.
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