readmongo/node_modules/pnp-webpack-plugin/ts.js

const {resolveModuleName} = require(`ts-pnp`);

exports.resolveModuleName = (typescript, moduleName, containingFile, compilerOptions, resolutionHost) => {
  return resolveModuleName(moduleName, containingFile, compilerOptions, resolutionHost, typescript.resolveModuleName);
};

exports.resolveTypeReferenceDirective = (typescript, moduleName, containingFile, compilerOptions, resolutionHost) => {
  return resolveModuleName(moduleName, containingFile, compilerOptions, resolutionHost, typescript.resolveTypeReferenceDirective);
};