tsconfig.json

{
  "compileOnSave": false,
  "compilerOptions": {
    //customizations
    "allowSyntheticDefaultImports": true, // required for pouchdb/fhirclient or oauth2
    "strictPropertyInitialization":false, // otherwise every class requires complex contrutor or defaults
    "strict": false, //lots of failures
    "noImplicitOverride": false, //requires override decorator everywhere
    "noImplicitReturns": false, //lots of failures.
    "typeRoots": ["node_modules/@types"],

    "baseUrl": "./",
    "outDir": "./dist/out-tsc",
    "forceConsistentCasingInFileNames": true,
    "noPropertyAccessFromIndexSignature": true,
    "noFallthroughCasesInSwitch": true,
    "sourceMap": true,
    "declaration": false,
    "downlevelIteration": true,
    "experimentalDecorators": true,
    "moduleResolution": "node",
    "importHelpers": true,
    "target": "es2020",
    "module": "es2020",
    "lib": [
      "es2020",
      "dom",
    ]
  },
  "angularCompilerOptions": {
    //customizations
    //    "strictTemplates": true

    "enableI18nLegacyMessageIdFormat": false,
    "strictInjectionParameters": true,
    "strictInputAccessModifiers": true,
  }
}