typescript-json-schema/test/programs/map-types/main.ts

typescript-json-schema generates JSON Schema files from your Typescript sources

interface MyType {}

interface MyMap1 {
    [id: string]: MyType;
}

/**
 * The additionalProperties annotation should be ignored
 * @additionalProperties false
 */
interface MyMap2 {
    [id: string]: (string | number);
}

interface MyObject {
    map1: MyMap1;
    map2: MyMap2;
}