52 lines
1.9 KiB
Plaintext
52 lines
1.9 KiB
Plaintext
tests/cases/compiler/arraySigChecking.ts(11,17): error TS1023: An index signature parameter type must be 'string' or 'number'.
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tests/cases/compiler/arraySigChecking.ts(18,5): error TS2322: Type 'void[]' is not assignable to type 'string[]'.
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Type 'void' is not assignable to type 'string'.
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tests/cases/compiler/arraySigChecking.ts(22,1): error TS2322: Type 'number[][]' is not assignable to type 'number[][][]'.
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Type 'number[]' is not assignable to type 'number[][]'.
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Type 'number' is not assignable to type 'number[]'.
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Property 'length' is missing in type 'Number'.
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==== tests/cases/compiler/arraySigChecking.ts (3 errors) ====
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declare module M {
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interface iBar { t: any; }
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interface iFoo extends iBar {
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s: any;
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}
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class cFoo {
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t: any;
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}
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var foo: { [index: any]; }; // expect an error here
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~~~~~
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!!! error TS1023: An index signature parameter type must be 'string' or 'number'.
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}
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interface myInt {
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voidFn(): void;
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}
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var myVar: myInt;
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var strArray: string[] = [myVar.voidFn()];
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~~~~~~~~
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!!! error TS2322: Type 'void[]' is not assignable to type 'string[]'.
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!!! error TS2322: Type 'void' is not assignable to type 'string'.
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var myArray: number[][][];
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myArray = [[1, 2]];
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~~~~~~~
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!!! error TS2322: Type 'number[][]' is not assignable to type 'number[][][]'.
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!!! error TS2322: Type 'number[]' is not assignable to type 'number[][]'.
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!!! error TS2322: Type 'number' is not assignable to type 'number[]'.
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!!! error TS2322: Property 'length' is missing in type 'Number'.
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function isEmpty(l: { length: number }) {
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return l.length === 0;
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}
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isEmpty([]);
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isEmpty(new Array(3));
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isEmpty(new Array<string>(3));
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isEmpty(['a']);
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