Function expectError

expectError<T, N>(validationResult, message, filterOptions): void
Type Parameters
- T extends AstNode = AstNode
- N extends AstNode = AstNode
Parameters
- validationResult: ValidationResult<T>
- message: string | RegExp
- filterOptions: ExpectDiagnosticOptionsWithoutContent<N>
Returns void
- Defined in packages/langium/src/test/langium-test.ts:693