TypeScript/tests/cases/conformance/es6/restParameters/readonlyRestParameters.ts
Anders Hejlsberg 2200d35385 Add tests
2019-01-18 09:34:38 -08:00

29 lines
566 B
TypeScript

// @strict: true
// @declaration: true
function f0(a: string, b: string) {
f0(a, b);
f1(a, b);
f2(a, b);
}
function f1(...args: readonly string[]) {
f0(...args); // Error
f1('abc', 'def');
f1('abc', ...args);
f1(...args);
}
function f2(...args: readonly [string, string]) {
f0(...args);
f1('abc', 'def');
f1('abc', ...args);
f1(...args);
f2('abc', 'def');
f2('abc', ...args); // Error
f2(...args);
}
function f4(...args: readonly string[]) {
args[0] = 'abc'; // Error
}