tsd/dist/lib/assertions/handlers/handler.d.ts

Check TypeScript type definitions

import { CallExpression, TypeChecker } from '@tsd/typescript';
import { Diagnostic } from '../../interfaces';
/**
 * A handler is a method which accepts the TypeScript type checker together with a set of assertion nodes. The type checker
 * can be used to retrieve extra type information from these nodes in order to determine a list of diagnostics.
 *
 * @param typeChecker - The TypeScript type checker.
 * @param nodes - List of nodes.
 * @returns List of diagnostics.
 */
export type Handler = (typeChecker: TypeChecker, nodes: Set<CallExpression>) => Diagnostic[];