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error TS5052: Option 'exactOptionalPropertyTypes' cannot be specified without specifying option 'strictNullChecks'.
tests/cases/compiler/regexpExecAndMatchTypeUsages.ts(20,9): error TS2322: Type 'RegExpMatchArray' is not assignable to type 'RegExpExecArray'.
Property 'index' is optional in type 'RegExpMatchArray' but required in type 'RegExpExecArray'.
!!! error TS5052: Option 'exactOptionalPropertyTypes' cannot be specified without specifying option 'strictNullChecks'.
==== tests/cases/compiler/regexpExecAndMatchTypeUsages.ts (1 errors) ====
export function foo(matchResult: RegExpMatchArray, execResult: RegExpExecArray) {
matchResult[0].length;
matchResult[999].length;
matchResult.index + 0;
matchResult.input.length;
matchResult.groups["someVariable"].length;
matchResult.groups = undefined;
execResult[0].length;
execResult[999].length;
execResult.index + 0;
execResult.input.length;
execResult.groups["someVariable"].length;
execResult.groups = undefined;
if (Math.random()) {
matchResult = execResult;
}
else {
execResult = matchResult
~~~~~~~~~~
!!! error TS2322: Type 'RegExpMatchArray' is not assignable to type 'RegExpExecArray'.
!!! error TS2322: Property 'index' is optional in type 'RegExpMatchArray' but required in type 'RegExpExecArray'.
}
}
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