diff --git a/README.md b/README.md
index bd476d7..52b52e3 100644
--- a/README.md
+++ b/README.md
@@ -27,13 +27,11 @@
   <h3 align="center">graphql-ergonomock</h3>
 
   <p align="center">
-    An awesome README template to jumpstart your projects!
+    Developer-friendly automock for GraphQL
     <br />
     <a href="https://github.com/joual/graphql-ergonomock"><strong>Explore the docs »</strong></a>
     <br />
     <br />
-    <a href="https://github.com/joual/graphql-ergonomock">View Demo</a>
-    ·
     <a href="https://github.com/joual/graphql-ergonomock/issues">Report Bug</a>
     ·
     <a href="https://github.com/joual/graphql-ergonomock/issues">Request Feature</a>
@@ -49,9 +47,8 @@
 - [About The Project](#about-the-project)
   - [Built With](#built-with)
 - [Getting Started](#getting-started)
-  - [Prerequisites](#prerequisites)
   - [Installation](#installation)
-- [Usage](#usage)
+  - [Usage](#usage)
 - [Roadmap](#roadmap)
 - [Contributing](#contributing)
 - [License](#license)
@@ -78,50 +75,25 @@ A list of commonly used resources that I find helpful are listed in the acknowle
 
 ### Built With
 This section should list any major frameworks that you built your project using. Leave any add-ons/plugins for the acknowledgements section. Here are a few examples.
-* [Bootstrap](https://getbootstrap.com)
-* [JQuery](https://jquery.com)
-* [Laravel](https://laravel.com)
+* [Typescript](https://www.typescriptlang.org/)
+* [GraphQL](https://graphql.org)
+* [Jest](https://jestjs.io)
 
 
 
 <!-- GETTING STARTED -->
 ## Getting Started
 
-This is an example of how you may give instructions on setting up your project locally.
-To get a local copy up and running follow these simple example steps.
-
-### Prerequisites
-
-This is an example of how to list things you need to use the software and how to install them.
-* npm
-```sh
-npm install npm@latest -g
-```
-
 ### Installation
 
-1. Get a free API Key at [https://example.com](https://example.com)
-2. Clone the repo
-```sh
-git clone https://github.com/your_username_/Project-Name.git
-```
-3. Install NPM packages
-```sh
-npm install
+```shell
+npm i graphql-ergonomock --save-dev
 ```
-4. Enter your API in `config.js`
-```JS
-const API_KEY = 'ENTER YOUR API';
-```
-
-
 
 <!-- USAGE EXAMPLES -->
-## Usage
+### Usage
 
-Use this space to show useful examples of how a project can be used. Additional screenshots, code examples and demos work well in this space. You may also link to more resources.
-
-_For more examples, please refer to the [Documentation](https://example.com)_
+TBD
 
 
 
@@ -155,14 +127,16 @@ Distributed under the MIT License. See `LICENSE` for more information.
 <!-- CONTACT -->
 ## Contact
 
-Your Name - [@your_twitter](https://twitter.com/your_username) - email@example.com
+Your Name - [@your_twitter](https://twitter.com/joual) - email@example.com
 
-Project Link: [https://github.com/your_username/repo_name](https://github.com/your_username/repo_name)
+Project Link: [https://github.com/joual/graphql-ergonomock](https://github.com/joual/graphql-ergonomock)
 
 
 
 <!-- ACKNOWLEDGEMENTS -->
 ## Acknowledgements
+
+TBD
 * [GitHub Emoji Cheat Sheet](https://www.webpagefx.com/tools/emoji-cheat-sheet)
 * [Img Shields](https://shields.io)
 * [Choose an Open Source License](https://choosealicense.com)
diff --git a/jest.config.js b/jest.config.js
index d6c5574..42fd990 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -3,5 +3,11 @@ module.exports = {
   testMatch: ["__tests__/**/*.+(ts|tsx|js)", "**/?(*.)+(spec|test).+(ts|tsx|js)"],
   transform: {
     "^.+\\.(ts|tsx)$": "ts-jest"
+  },
+  setupFilesAfterEnv: ["jest-extended"],
+  globals: {
+    "ts-jest": {
+      diagnostics: false
+    }
   }
 };
diff --git a/package.json b/package.json
index 1f00d0b..6c62f7f 100644
--- a/package.json
+++ b/package.json
@@ -13,10 +13,11 @@
   "devDependencies": {
     "@types/jest": "25.1.4",
     "jest": "25.1.0",
+    "jest-extended": "^0.11.5",
     "prettier": "1.19.1",
+    "semantic-release": "17.0.4",
     "ts-jest": "25.2.1",
-    "typescript": "3.8.3",
-    "semantic-release": "17.0.4"
+    "typescript": "3.8.3"
   },
   "renovate": {
     "extends": [
@@ -26,5 +27,9 @@
   "repository": {
     "type": "git",
     "url": "https://github.com/joual/graphql-ergonomock.git"
+  },
+  "dependencies": {
+    "graphql": "^14.6.0",
+    "graphql-tools": "^4.0.7"
   }
 }
diff --git a/src/__tests__/lib.test.ts b/src/__tests__/lib.test.ts
index 7b8cb2f..8471040 100644
--- a/src/__tests__/lib.test.ts
+++ b/src/__tests__/lib.test.ts
@@ -1,5 +1,276 @@
-import lib from "..";
+import { mock } from "..";
+import { buildSchemaFromTypeDefinitions } from "graphql-tools";
+import { visitWithTypeInfo } from "graphql";
+// import { graphql, GraphQLResolveInfo } from "graphql";
 
-test("it returns true", () => {
-  expect(lib()).toBe(true);
+const schemaSDL = /* GraphQL */ `
+  scalar MissingMockType
+  interface Flying {
+    id: String!
+    returnInt: Int
+  }
+  type Bird implements Flying {
+    id: String!
+    returnInt: Int
+    returnString: String
+    returnStringArgument(s: String): String
+  }
+  type Bee implements Flying {
+    id: String!
+    returnInt: Int
+    returnEnum: SomeEnum
+  }
+  union BirdsAndBees = Bird | Bee
+  enum SomeEnum {
+    A
+    B
+    C
+  }
+  type RootQuery {
+    returnInt: Int
+    returnFloat: Float
+    returnString: String
+    returnBoolean: Boolean
+    returnID: ID
+    returnEnum: SomeEnum
+    returnBirdsAndBees: [BirdsAndBees]
+    returnFlying: [Flying]
+    returnMockError: MissingMockType
+    returnNullableString: String
+    returnNonNullString: String!
+    returnObject: Bird
+    returnListOfInt: [Int]
+    returnListOfIntArg(l: Int): [Int]
+    returnListOfListOfInt: [[Int!]!]!
+    returnListOfListOfIntArg(l: Int): [[Int]]
+    returnListOfListOfObject: [[Bird!]]!
+    returnStringArgument(s: String): String
+    node(id: String!): Flying
+    node2(id: String!): BirdsAndBees
+  }
+  type RootMutation {
+    returnStringArgument(s: String): String
+  }
+  schema {
+    query: RootQuery
+    mutation: RootMutation
+  }
+`;
+
+const schema = buildSchemaFromTypeDefinitions(schemaSDL);
+
+describe("Automocking", () => {
+  describe("Guardrails", () => {
+    test.todo("it throws without a schema");
+    test.todo("it throws without a valid schema");
+    test.todo("it throws without a query");
+    test.todo("it throws without a valid query");
+  });
+
+  describe("No provided mocks", () => {
+    test("automocks the default types automatically", () => {
+      const testQuery = /* GraphQL */ `
+        {
+          returnInt
+          returnString
+          returnFloat
+          returnBoolean
+          returnID
+        }
+      `;
+      const resp: any = mock(schema, testQuery);
+      expect(resp.data).toMatchObject({
+        returnInt: expect.toBeNumber(),
+        returnString: expect.toBeString(),
+        returnFloat: expect.toBeNumber(),
+        returnBoolean: expect.toBeBoolean(),
+        returnID: expect.toBeString()
+      });
+      expect(resp.data.returnInt % 1 === 0).toBe(true);
+      expect(resp.data.returnFloat % 1 !== 0).toBe(true);
+    });
+
+    test("can automock enums", () => {
+      const testQuery = /* GraphQL */ `
+        {
+          returnEnum
+        }
+      `;
+      const resp: any = mock(schema, testQuery);
+      expect(resp.data).toMatchObject({
+        returnEnum: expect.toBeOneOf(["A", "B", "C"])
+      });
+    });
+
+    test("can automock unions", () => {
+      const testQuery = /* GraphQL */ `
+        {
+          returnBirdsAndBees {
+            __typename
+            ... on Bird {
+              returnInt
+              returnString
+            }
+            ... on Bee {
+              returnInt
+              returnEnum
+            }
+          }
+        }
+      `;
+      const resp: any = mock(schema, testQuery);
+      expect(resp.data.returnBirdsAndBees.length).toBeGreaterThan(0);
+      expect(resp.data.returnBirdsAndBees.length).toBeLessThan(5);
+      const firstType = resp.data.returnBirdsAndBees[0];
+      expect(firstType.returnInt).toBeNumber();
+      if (firstType.__typename === "Bird") {
+        expect(firstType.returnString).toBeString();
+      } else {
+        expect(firstType.returnEnum).toBeOneOf(["A", "B", "C"]);
+      }
+    });
+
+    test("can automock interfaces", () => {
+      const testQuery = /* GraphQL */ `
+        {
+          returnFlying {
+            __typename
+            ... on Bird {
+              returnInt
+              returnString
+            }
+            ... on Bee {
+              returnInt
+              returnEnum
+            }
+          }
+        }
+      `;
+      const resp: any = mock(schema, testQuery);
+      expect(resp.data.returnFlying.length).toBeGreaterThan(0);
+      expect(resp.data.returnFlying.length).toBeLessThan(5);
+      const firstType = resp.data.returnFlying[0];
+      expect(firstType.returnInt).toBeNumber();
+      if (firstType.__typename === "Bird") {
+        expect(firstType.returnString).toBeString();
+      } else {
+        expect(firstType.returnEnum).toBeOneOf(["A", "B", "C"]);
+      }
+    });
+
+    test.todo("automocking of lists are deterministic on some seed");
+
+    test.todo("can automock objects");
+
+    test.todo("can automock nested unions");
+    test.todo("can automock nested interfaces");
+    test.todo("can automock nested basic types");
+    test.todo("can automock nested enums");
+    test.todo("can automock nested objects");
+    test.todo("can automock inline fragments");
+
+    test.todo("can provide field mock override");
+  });
+
+  describe("With partial mocks provided", () => {
+    test("can return string mock", () => {
+      // Given a query
+      const query = /* GraphQL */ `
+        query SampleQuery {
+          returnInt
+          returnString
+        }
+      `;
+
+      // And a partial mock
+      const mocks = { returnString: "bar" };
+      const resp: any = mock(schema, query, mocks);
+
+      // Return a fully mocked response
+      expect(resp).toMatchObject({
+        data: {
+          returnInt: expect.toBeNumber(),
+          returnString: "bar"
+        }
+      });
+    });
+
+    test.todo("can return basic types in mock");
+    test.todo("can return basic types list in mock");
+    test.todo("can return basic enum mock");
+    test.todo("can return basic enum list mock");
+    test.todo("throws if provided enum mock is invalid");
+    test.todo("can return object mock");
+    test.todo("can return object mock list");
+    test.todo("can return union mock list");
+    test.todo("can return interface mock list");
+    test.todo("can return partial inline fragment mock");
+    test.todo("can return provided nested basic types");
+    test.todo("can return provided nested basic types list");
+    test.todo("can return provided nested enums");
+    test.todo("can return provided nested enums list");
+    test.todo("can return provided nested unions");
+    test.todo("can return provided nested interfaces");
+    test.todo("executes functions when provided, with variables as args");
+  });
+
+  describe("mocking errors", () => {
+    test.todo("can provide Errors for basic types");
+    test.todo("can provide Errors for enums");
+    test.todo("can provide Errors for objects");
+    test.todo("can provide Errors for lists (one error among list items)");
+    test.todo("can provide Errors for unions");
+    test.todo("can provide Errors for interfaces");
+    test.todo("can throw errors in functions as resolver");
+  });
+
+  test("base case - TBD remove this test later", () => {
+    // Given a query
+    const query = /* GraphQL */ `
+      query SampleQuery {
+        returnInt
+        returnString
+        returnFlying {
+          __typename
+          id
+          ... on Bird {
+            returnString
+          }
+          ... on Bee {
+            returnEnum
+          }
+          returnInt
+        }
+      }
+    `;
+
+    // And a partial mock
+    const mocks = {
+      returnString: "bar",
+      returnFlying: [
+        { __typename: "Bee", id: "123" },
+        { __typename: "Bee" },
+        { __typename: "Bird" }
+      ]
+    };
+
+    const resp: any = mock(schema, query, mocks);
+
+    // Return a fully mocked response
+    expect(resp).toMatchObject({
+      data: {
+        returnInt: expect.toBeNumber(),
+        returnString: "bar",
+        returnFlying: [
+          { __typename: "Bee", id: "123", returnEnum: expect.toBeOneOf(["A", "B", "C"]) },
+          {
+            __typename: "Bee",
+            id: expect.toBeString(),
+            returnEnum: expect.toBeOneOf(["A", "B", "C"])
+          },
+          { __typename: "Bird", id: expect.toBeString(), returnString: expect.toBeString() }
+        ]
+      }
+    });
+  });
 });
diff --git a/src/global.d.ts b/src/global.d.ts
new file mode 100644
index 0000000..3b47093
--- /dev/null
+++ b/src/global.d.ts
@@ -0,0 +1 @@
+import "jest-extended";
diff --git a/src/index.ts b/src/index.ts
index cf84414..9cbd140 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,3 +1,193 @@
-export default function main() {
-  return true;
+import {
+  GraphQLSchema,
+  parse,
+  execute,
+  DocumentNode,
+  visitWithTypeInfo,
+  TypeInfo,
+  GraphQLType,
+  FieldNode,
+  GraphQLObjectType,
+  visit,
+  Kind,
+  GraphQLInterfaceType,
+  GraphQLUnionType,
+  getNamedType,
+  GraphQLField,
+  getNullableType,
+  GraphQLNullableType,
+  GraphQLResolveInfo,
+  GraphQLFieldResolver,
+  GraphQLList,
+  GraphQLEnumType,
+  isAbstractType,
+  isObjectType
+} from "graphql";
+import { getFieldDef } from "graphql/execution/execute";
+
+type IteratorFn = (fieldDef: GraphQLField<any, any>, parentType: string, fieldName: string) => void;
+
+function forEachFieldInQuery(schema: GraphQLSchema, document: DocumentNode, fn: IteratorFn) {
+  const typeInfo = new TypeInfo(schema);
+  visit(
+    document,
+    visitWithTypeInfo(typeInfo, {
+      [Kind.FIELD](node: FieldNode): FieldNode | null | undefined {
+        const fieldName = node.name.value;
+        if (fieldName === "__typename") {
+          return;
+        }
+        const parentType = typeInfo.getParentType();
+        // const fieldType = typeInfo.getType(); // the return type of this field.
+        if (isAbstractType(parentType)) {
+          const possibleTypes = schema.getPossibleTypes(parentType);
+          possibleTypes.forEach(t => {
+            const fieldDef = getFieldDef(schema, t, fieldName);
+            if (fieldDef) {
+              fn(fieldDef, t.name, fieldName);
+            }
+          });
+        }
+        if (isObjectType(parentType)) {
+          const parentFields = parentType.getFields();
+          const fieldDef = parentFields[node.name.value]; // the schame field definition
+          fn(fieldDef, parentType.name, fieldName);
+        }
+      }
+    })
+  );
+}
+
+function assignResolveType(type: GraphQLType) {
+  const fieldType = getNullableType(type) as GraphQLNullableType;
+  const namedFieldType = getNamedType(fieldType);
+
+  if (
+    namedFieldType instanceof GraphQLUnionType ||
+    namedFieldType instanceof GraphQLInterfaceType
+  ) {
+    // the default `resolveType` always returns null. We add a fallback
+    // resolution that works with how unions and interface are mocked
+    namedFieldType.resolveType = (data: any, context: any, info: GraphQLResolveInfo) => {
+      return info.schema.getType(data.__typename) as GraphQLObjectType;
+    };
+  }
+}
+
+function getRandomElement(ary: ReadonlyArray<any>) {
+  const sample = Math.floor(Math.random() * ary.length);
+  return ary[sample];
+}
+
+const defaultMockMap: Map<string, GraphQLFieldResolver<any, any>> = new Map();
+defaultMockMap.set("Int", () => Math.round(Math.random() * 200) - 100);
+defaultMockMap.set("Float", () => Math.random() * 200 - 100);
+defaultMockMap.set("String", () => "Hello World");
+defaultMockMap.set("Boolean", () => Math.random() > 0.5);
+defaultMockMap.set("ID", () => "123456");
+
+export function mock(schema: GraphQLSchema, query: string, partialMock?: any, options?: any) {
+  const document = parse(query);
+
+  const mockResolverFunction = function(type: GraphQLType, typeName?: string, fieldName?: string) {
+    // order of precendence for mocking:
+    // 1. if the object passed in already has fieldName, just use that
+    // --> if it's a function, that becomes your resolver
+    // --> if it's a value, the mock resolver will return that
+    // 2. if the nullableType is a list, recurse
+    // 2. if there's a mock defined for this typeName, that will be used
+    // 3. if there's no mock defined, use the default mocks for this type
+    return (
+      root: any,
+      args: { [key: string]: any },
+      context: any,
+      info: GraphQLResolveInfo
+    ): any => {
+      // nullability doesn't matter for the purpose of mocking.
+      const fieldType = getNullableType(type) as GraphQLNullableType;
+      const namedFieldType = getNamedType(fieldType);
+
+      if (root && fieldName && typeof root[fieldName] !== "undefined") {
+        // // if we're here, the field is already defined on the root object so use it
+        // if (typeof root[fieldName] === "function") {
+        //   result = root[fieldName](root, args, context, info);
+        // } else {
+        //   result = root[fieldName];
+        // }
+
+        return root[fieldName];
+      }
+
+      // Default mock for enums
+      if (fieldType instanceof GraphQLEnumType) {
+        return getRandomElement(fieldType.getValues()).value;
+      }
+
+      // Lists
+      if (fieldType instanceof GraphQLList) {
+        return [
+          mockResolverFunction(fieldType.ofType)(root, args, context, info),
+          mockResolverFunction(fieldType.ofType)(root, args, context, info)
+        ];
+      }
+
+      // Unions and interfaces
+      if (fieldType instanceof GraphQLUnionType || fieldType instanceof GraphQLInterfaceType) {
+        let implementationType;
+        const possibleTypes = schema.getPossibleTypes(fieldType);
+        implementationType = getRandomElement(possibleTypes);
+        return Object.assign(
+          { __typename: implementationType },
+          mockResolverFunction(implementationType)(root, args, context, info)
+        );
+      }
+
+      // Mock default scalars
+      if (defaultMockMap.has(fieldType.name)) {
+        return defaultMockMap.get(fieldType.name)!(root, args, context, info);
+      }
+    };
+  };
+
+  forEachFieldInQuery(schema, document, (field, typeName, fieldName) => {
+    assignResolveType(field.type); // assign the default .resolveType resolver.
+    let mockResolver: GraphQLFieldResolver<any, any>;
+
+    // we have to handle the root mutation and root query types differently,
+    // because no resolver is called at the root.
+    /* istanbul ignore next: Must provide schema DefinitionNode with query type or a type named Query. */
+    const isOnQueryType: boolean = !!(
+      schema.getQueryType() && schema.getQueryType()?.name === typeName
+    );
+    const isOnMutationType: boolean = !!(
+      schema.getMutationType() && schema.getMutationType()?.name === typeName
+    );
+
+    if (isOnQueryType || isOnMutationType) {
+      mockResolver = (
+        root: any,
+        args: { [key: string]: any },
+        context: any,
+        info: GraphQLResolveInfo
+      ) => {
+        return mockResolverFunction(field.type, typeName, fieldName)(
+          partialMock,
+          args,
+          context,
+          info
+        );
+      };
+    } else {
+      mockResolver = mockResolverFunction(field.type, typeName, fieldName);
+    }
+    field.resolve = mockResolver;
+  });
+
+  const resp = execute({
+    schema,
+    document,
+    rootValue: {},
+    contextValue: {}
+  });
+  return resp;
 }
diff --git a/tsconfig.json b/tsconfig.json
index 6c6b8b5..996a9fc 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -34,7 +34,7 @@
     // "alwaysStrict": true,                  /* Parse in strict mode and emit "use strict" for each source file. */
 
     /* Additional Checks */
-    "noUnusedLocals": true,                /* Report errors on unused locals. */
+    // "noUnusedLocals": true,                /* Report errors on unused locals. */
     // "noUnusedParameters": true,            /* Report errors on unused parameters. */
     // "noImplicitReturns": true,             /* Report error when not all code paths in function return a value. */
     // "noFallthroughCasesInSwitch": true,    /* Report errors for fallthrough cases in switch statement. */
diff --git a/yarn.lock b/yarn.lock
index 2bacc69..00ce917 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -182,6 +182,15 @@
   resolved "https://registry.yarnpkg.com/@istanbuljs/schema/-/schema-0.1.2.tgz#26520bf09abe4a5644cd5414e37125a8954241dd"
   integrity sha512-tsAQNx32a8CoFhjhijUIhI4kccIAgmGhy8LZMZgGfmXcpMbPRUqn5LWmgRttILi6yeGmBJd2xsPkFMs0PzgPCw==
 
+"@jest/console@^24.9.0":
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/@jest/console/-/console-24.9.0.tgz#79b1bc06fb74a8cfb01cbdedf945584b1b9707f0"
+  integrity sha512-Zuj6b8TnKXi3q4ymac8EQfc3ea/uhLeCGThFqXeC8H9/raaH8ARPUTdId+XyGd03Z4In0/VjD2OYFcBF09fNLQ==
+  dependencies:
+    "@jest/source-map" "^24.9.0"
+    chalk "^2.0.1"
+    slash "^2.0.0"
+
 "@jest/console@^25.1.0":
   version "25.1.0"
   resolved "https://registry.yarnpkg.com/@jest/console/-/console-25.1.0.tgz#1fc765d44a1e11aec5029c08e798246bd37075ab"
@@ -279,6 +288,15 @@
   optionalDependencies:
     node-notifier "^6.0.0"
 
+"@jest/source-map@^24.9.0":
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/@jest/source-map/-/source-map-24.9.0.tgz#0e263a94430be4b41da683ccc1e6bffe2a191714"
+  integrity sha512-/Xw7xGlsZb4MJzNDgB7PW5crou5JqWiBQaz6xyPd3ArOg2nfn/PunV8+olXbbEZzNl591o5rWKE9BRDaFAuIBg==
+  dependencies:
+    callsites "^3.0.0"
+    graceful-fs "^4.1.15"
+    source-map "^0.6.0"
+
 "@jest/source-map@^25.1.0":
   version "25.1.0"
   resolved "https://registry.yarnpkg.com/@jest/source-map/-/source-map-25.1.0.tgz#b012e6c469ccdbc379413f5c1b1ffb7ba7034fb0"
@@ -288,6 +306,15 @@
     graceful-fs "^4.2.3"
     source-map "^0.6.0"
 
+"@jest/test-result@^24.9.0":
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/@jest/test-result/-/test-result-24.9.0.tgz#11796e8aa9dbf88ea025757b3152595ad06ba0ca"
+  integrity sha512-XEFrHbBonBJ8dGp2JmF8kP/nQI/ImPpygKHwQ/SY+es59Z3L5PI4Qb9TQQMAEeYsThG1xF0k6tmG0tIKATNiiA==
+  dependencies:
+    "@jest/console" "^24.9.0"
+    "@jest/types" "^24.9.0"
+    "@types/istanbul-lib-coverage" "^2.0.0"
+
 "@jest/test-result@^25.1.0":
   version "25.1.0"
   resolved "https://registry.yarnpkg.com/@jest/test-result/-/test-result-25.1.0.tgz#847af2972c1df9822a8200457e64be4ff62821f7"
@@ -331,6 +358,15 @@
     source-map "^0.6.1"
     write-file-atomic "^3.0.0"
 
+"@jest/types@^24.9.0":
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/@jest/types/-/types-24.9.0.tgz#63cb26cb7500d069e5a389441a7c6ab5e909fc59"
+  integrity sha512-XKK7ze1apu5JWQ5eZjHITP66AX+QsLlbaJRBGYr8pNzwcAE2JVkwnf0yqjHTsDRcjR0mujy/NmZMXw5kl+kGBw==
+  dependencies:
+    "@types/istanbul-lib-coverage" "^2.0.0"
+    "@types/istanbul-reports" "^1.1.1"
+    "@types/yargs" "^13.0.0"
+
 "@jest/types@^25.1.0":
   version "25.1.0"
   resolved "https://registry.yarnpkg.com/@jest/types/-/types-25.1.0.tgz#b26831916f0d7c381e11dbb5e103a72aed1b4395"
@@ -642,6 +678,13 @@
   resolved "https://registry.yarnpkg.com/@types/yargs-parser/-/yargs-parser-15.0.0.tgz#cb3f9f741869e20cce330ffbeb9271590483882d"
   integrity sha512-FA/BWv8t8ZWJ+gEOnLLd8ygxH/2UFbAvgEonyfN6yWGLKc7zVjbpl2Y4CTjid9h2RfgPP6SEt6uHwEOply00yw==
 
+"@types/yargs@^13.0.0":
+  version "13.0.8"
+  resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-13.0.8.tgz#a38c22def2f1c2068f8971acb3ea734eb3c64a99"
+  integrity sha512-XAvHLwG7UQ+8M4caKIH0ZozIOYay5fQkAgyIXegXT9jPtdIGdhga+sUEdAr1CiG46aB+c64xQEYyEzlwWVTNzA==
+  dependencies:
+    "@types/yargs-parser" "*"
+
 "@types/yargs@^15.0.0":
   version "15.0.4"
   resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-15.0.4.tgz#7e5d0f8ca25e9d5849f2ea443cf7c402decd8299"
@@ -649,6 +692,13 @@
   dependencies:
     "@types/yargs-parser" "*"
 
+"@wry/equality@^0.1.2":
+  version "0.1.9"
+  resolved "https://registry.yarnpkg.com/@wry/equality/-/equality-0.1.9.tgz#b13e18b7a8053c6858aa6c85b54911fb31e3a909"
+  integrity sha512-mB6ceGjpMGz1ZTza8HYnrPGos2mC6So4NhS1PtZ8s4Qt0K7fBiIGhpSxUbQmhwcSWE3no+bYxmI2OL6KuXYmoQ==
+  dependencies:
+    tslib "^1.9.3"
+
 JSONStream@^1.0.4, JSONStream@^1.3.4, JSONStream@^1.3.5:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/JSONStream/-/JSONStream-1.3.5.tgz#3208c1f08d3a4d99261ab64f92302bc15e111ca0"
@@ -760,7 +810,7 @@ ansi-regex@^3.0.0:
   resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-3.0.0.tgz#ed0317c322064f79466c02966bddb605ab37d998"
   integrity sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=
 
-ansi-regex@^4.1.0:
+ansi-regex@^4.0.0, ansi-regex@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-4.1.0.tgz#8b9f8f08cf1acb843756a839ca8c7e3168c51997"
   integrity sha512-1apePfXM1UOSqw0o9IiFAovVz9M5S1Dg+4TrDwfMewQ6p/rmMueb7tWZjQ1rx4Loy1ArBggoqGpfqqdI4rondg==
@@ -770,7 +820,7 @@ ansi-regex@^5.0.0:
   resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-5.0.0.tgz#388539f55179bf39339c81af30a654d69f87cb75"
   integrity sha512-bY6fj56OUQ0hU1KjFNDQuJFezqKdrAyFdIevADiqrWHwSlbmBNMHp5ak2f40Pm8JTFyM2mqxkG6ngkHO11f/lg==
 
-ansi-styles@^3.2.1:
+ansi-styles@^3.2.0, ansi-styles@^3.2.1:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-3.2.1.tgz#41fbb20243e50b12be0f04b8dedbf07520ce841d"
   integrity sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==
@@ -811,6 +861,26 @@ anymatch@^3.0.3:
     normalize-path "^3.0.0"
     picomatch "^2.0.4"
 
+apollo-link@^1.2.3:
+  version "1.2.13"
+  resolved "https://registry.yarnpkg.com/apollo-link/-/apollo-link-1.2.13.tgz#dff00fbf19dfcd90fddbc14b6a3f9a771acac6c4"
+  integrity sha512-+iBMcYeevMm1JpYgwDEIDt/y0BB7VWyvlm/7x+TIPNLHCTCMgcEgDuW5kH86iQZWo0I7mNwQiTOz+/3ShPFmBw==
+  dependencies:
+    apollo-utilities "^1.3.0"
+    ts-invariant "^0.4.0"
+    tslib "^1.9.3"
+    zen-observable-ts "^0.8.20"
+
+apollo-utilities@^1.0.1, apollo-utilities@^1.3.0:
+  version "1.3.3"
+  resolved "https://registry.yarnpkg.com/apollo-utilities/-/apollo-utilities-1.3.3.tgz#f1854715a7be80cd810bc3ac95df085815c0787c"
+  integrity sha512-F14aX2R/fKNYMvhuP2t9GD9fggID7zp5I96MF5QeKYWDWTrkRdHRp4+SVfXUVN+cXOaB/IebfvRtzPf25CM0zw==
+  dependencies:
+    "@wry/equality" "^0.1.2"
+    fast-json-stable-stringify "^2.0.0"
+    ts-invariant "^0.4.0"
+    tslib "^1.10.0"
+
 aproba@^1.0.3, aproba@^1.1.1, aproba@^1.1.2:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/aproba/-/aproba-1.2.0.tgz#6802e6264efd18c790a1b0d517f0f2627bf2c94a"
@@ -1752,6 +1822,11 @@ delegates@^1.0.0:
   resolved "https://registry.yarnpkg.com/delegates/-/delegates-1.0.0.tgz#84c6e159b81904fdca59a0ef44cd870d31250f9a"
   integrity sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o=
 
+deprecated-decorator@^0.1.6:
+  version "0.1.6"
+  resolved "https://registry.yarnpkg.com/deprecated-decorator/-/deprecated-decorator-0.1.6.tgz#00966317b7a12fe92f3cc831f7583af329b86c37"
+  integrity sha1-AJZjF7ehL+kvPMgx91g68ym4bDc=
+
 deprecation@^2.0.0, deprecation@^2.3.1:
   version "2.3.1"
   resolved "https://registry.yarnpkg.com/deprecation/-/deprecation-2.3.1.tgz#6368cbdb40abf3373b525ac87e4a260c3a700919"
@@ -1780,6 +1855,11 @@ dezalgo@^1.0.0, dezalgo@~1.0.3:
     asap "^2.0.0"
     wrappy "1"
 
+diff-sequences@^24.9.0:
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/diff-sequences/-/diff-sequences-24.9.0.tgz#5715d6244e2aa65f48bba0bc972db0b0b11e95b5"
+  integrity sha512-Dj6Wk3tWyTE+Fo1rW8v0Xhwk80um6yFYKbuAxc9c3EZxIHFDYwbi34Uk42u1CdnIiVorvt4RmlSDjIPyzGC2ew==
+
 diff-sequences@^25.1.0:
   version "25.1.0"
   resolved "https://registry.yarnpkg.com/diff-sequences/-/diff-sequences-25.1.0.tgz#fd29a46f1c913fd66c22645dc75bffbe43051f32"
@@ -2054,6 +2134,18 @@ expand-brackets@^2.1.4:
     snapdragon "^0.8.1"
     to-regex "^3.0.1"
 
+expect@^24.1.0:
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/expect/-/expect-24.9.0.tgz#b75165b4817074fa4a157794f46fe9f1ba15b6ca"
+  integrity sha512-wvVAx8XIol3Z5m9zvZXiyZOQ+sRJqNTIm6sGjdWlaZIeupQGO3WbYI+15D/AmEwZywL6wtJkbAbJtzkOfBuR0Q==
+  dependencies:
+    "@jest/types" "^24.9.0"
+    ansi-styles "^3.2.0"
+    jest-get-type "^24.9.0"
+    jest-matcher-utils "^24.9.0"
+    jest-message-util "^24.9.0"
+    jest-regex-util "^24.9.0"
+
 expect@^25.1.0:
   version "25.1.0"
   resolved "https://registry.yarnpkg.com/expect/-/expect-25.1.0.tgz#7e8d7b06a53f7d66ec927278db3304254ee683ee"
@@ -2480,6 +2572,24 @@ graceful-fs@^4.1.11, graceful-fs@^4.1.15, graceful-fs@^4.1.2, graceful-fs@^4.1.6
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.3.tgz#4a12ff1b60376ef09862c2093edd908328be8423"
   integrity sha512-a30VEBm4PEdx1dRB7MFK7BejejvCvBronbLjht+sHuGYj8PHs7M/5Z+rt5lw551vZ7yfTCj4Vuyy3mSJytDWRQ==
 
+graphql-tools@^4.0.7:
+  version "4.0.7"
+  resolved "https://registry.yarnpkg.com/graphql-tools/-/graphql-tools-4.0.7.tgz#743309b96cb657ff45b607ee0a07193cd987e43c"
+  integrity sha512-rApl8sT8t/W1uQRcwzxMYyUBiCl/XicluApiDkNze5TX/GR0BSTQMjM2UcRGdTmkbsb1Eqq6afkyyeG/zMxZYQ==
+  dependencies:
+    apollo-link "^1.2.3"
+    apollo-utilities "^1.0.1"
+    deprecated-decorator "^0.1.6"
+    iterall "^1.1.3"
+    uuid "^3.1.0"
+
+graphql@^14.6.0:
+  version "14.6.0"
+  resolved "https://registry.yarnpkg.com/graphql/-/graphql-14.6.0.tgz#57822297111e874ea12f5cd4419616930cd83e49"
+  integrity sha512-VKzfvHEKybTKjQVpTFrA5yUq2S9ihcZvfJAtsDBBCuV6wauPu1xl/f9ehgVf0FcEJJs4vz6ysb/ZMkGigQZseg==
+  dependencies:
+    iterall "^1.2.2"
+
 growly@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/growly/-/growly-1.3.0.tgz#f10748cbe76af964b7c96c93c6bcc28af120c081"
@@ -3129,6 +3239,11 @@ istanbul-reports@^3.0.0:
     html-escaper "^2.0.0"
     istanbul-lib-report "^3.0.0"
 
+iterall@^1.1.3, iterall@^1.2.2:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/iterall/-/iterall-1.3.0.tgz#afcb08492e2915cbd8a0884eb93a8c94d0d72fea"
+  integrity sha512-QZ9qOMdF+QLHxy1QIpUHUU1D5pS2CG2P69LF6L6CPjPYA/XMOmKV3PZpawHoAjHNyB0swdVTRxdYT4tbBbxqwg==
+
 java-properties@^1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/java-properties/-/java-properties-1.0.2.tgz#ccd1fa73907438a5b5c38982269d0e771fe78211"
@@ -3185,6 +3300,16 @@ jest-config@^25.1.0:
     pretty-format "^25.1.0"
     realpath-native "^1.1.0"
 
+jest-diff@^24.9.0:
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/jest-diff/-/jest-diff-24.9.0.tgz#931b7d0d5778a1baf7452cb816e325e3724055da"
+  integrity sha512-qMfrTs8AdJE2iqrTp0hzh7kTd2PQWrsFyj9tORoKmu32xjPjeE4NyjVRDz8ybYwqS2ik8N4hsIpiVTyFeo2lBQ==
+  dependencies:
+    chalk "^2.0.1"
+    diff-sequences "^24.9.0"
+    jest-get-type "^24.9.0"
+    pretty-format "^24.9.0"
+
 jest-diff@^25.1.0:
   version "25.1.0"
   resolved "https://registry.yarnpkg.com/jest-diff/-/jest-diff-25.1.0.tgz#58b827e63edea1bc80c1de952b80cec9ac50e1ad"
@@ -3236,6 +3361,25 @@ jest-environment-node@^25.1.0:
     jest-mock "^25.1.0"
     jest-util "^25.1.0"
 
+jest-extended@^0.11.5:
+  version "0.11.5"
+  resolved "https://registry.yarnpkg.com/jest-extended/-/jest-extended-0.11.5.tgz#f063b3f1eaadad8d7c13a01f0dfe0f538d498ccf"
+  integrity sha512-3RsdFpLWKScpsLD6hJuyr/tV5iFOrw7v6YjA3tPdda9sJwoHwcMROws5gwiIZfcwhHlJRwFJB2OUvGmF3evV/Q==
+  dependencies:
+    expect "^24.1.0"
+    jest-get-type "^22.4.3"
+    jest-matcher-utils "^22.0.0"
+
+jest-get-type@^22.4.3:
+  version "22.4.3"
+  resolved "https://registry.yarnpkg.com/jest-get-type/-/jest-get-type-22.4.3.tgz#e3a8504d8479342dd4420236b322869f18900ce4"
+  integrity sha512-/jsz0Y+V29w1chdXVygEKSz2nBoHoYqNShPe+QgxSNjAuP1i8+k4LbQNrfoliKej0P45sivkSCh7yiD6ubHS3w==
+
+jest-get-type@^24.9.0:
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/jest-get-type/-/jest-get-type-24.9.0.tgz#1684a0c8a50f2e4901b6644ae861f579eed2ef0e"
+  integrity sha512-lUseMzAley4LhIcpSP9Jf+fTrQ4a1yHQwLNeeVa2cEmbCGeoZAtYPOIv8JaxLD/sUpKxetKGP+gsHl8f8TSj8Q==
+
 jest-get-type@^25.1.0:
   version "25.1.0"
   resolved "https://registry.yarnpkg.com/jest-get-type/-/jest-get-type-25.1.0.tgz#1cfe5fc34f148dc3a8a3b7275f6b9ce9e2e8a876"
@@ -3290,6 +3434,25 @@ jest-leak-detector@^25.1.0:
     jest-get-type "^25.1.0"
     pretty-format "^25.1.0"
 
+jest-matcher-utils@^22.0.0:
+  version "22.4.3"
+  resolved "https://registry.yarnpkg.com/jest-matcher-utils/-/jest-matcher-utils-22.4.3.tgz#4632fe428ebc73ebc194d3c7b65d37b161f710ff"
+  integrity sha512-lsEHVaTnKzdAPR5t4B6OcxXo9Vy4K+kRRbG5gtddY8lBEC+Mlpvm1CJcsMESRjzUhzkz568exMV1hTB76nAKbA==
+  dependencies:
+    chalk "^2.0.1"
+    jest-get-type "^22.4.3"
+    pretty-format "^22.4.3"
+
+jest-matcher-utils@^24.9.0:
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/jest-matcher-utils/-/jest-matcher-utils-24.9.0.tgz#f5b3661d5e628dffe6dd65251dfdae0e87c3a073"
+  integrity sha512-OZz2IXsu6eaiMAwe67c1T+5tUAtQyQx27/EMEkbFAGiw52tB9em+uGbzpcgYVpA8wl0hlxKPZxrly4CXU/GjHA==
+  dependencies:
+    chalk "^2.0.1"
+    jest-diff "^24.9.0"
+    jest-get-type "^24.9.0"
+    pretty-format "^24.9.0"
+
 jest-matcher-utils@^25.1.0:
   version "25.1.0"
   resolved "https://registry.yarnpkg.com/jest-matcher-utils/-/jest-matcher-utils-25.1.0.tgz#fa5996c45c7193a3c24e73066fc14acdee020220"
@@ -3300,6 +3463,20 @@ jest-matcher-utils@^25.1.0:
     jest-get-type "^25.1.0"
     pretty-format "^25.1.0"
 
+jest-message-util@^24.9.0:
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/jest-message-util/-/jest-message-util-24.9.0.tgz#527f54a1e380f5e202a8d1149b0ec872f43119e3"
+  integrity sha512-oCj8FiZ3U0hTP4aSui87P4L4jC37BtQwUMqk+zk/b11FR19BJDeZsZAvIHutWnmtw7r85UmR3CEWZ0HWU2mAlw==
+  dependencies:
+    "@babel/code-frame" "^7.0.0"
+    "@jest/test-result" "^24.9.0"
+    "@jest/types" "^24.9.0"
+    "@types/stack-utils" "^1.0.1"
+    chalk "^2.0.1"
+    micromatch "^3.1.10"
+    slash "^2.0.0"
+    stack-utils "^1.0.1"
+
 jest-message-util@^25.1.0:
   version "25.1.0"
   resolved "https://registry.yarnpkg.com/jest-message-util/-/jest-message-util-25.1.0.tgz#702a9a5cb05c144b9aa73f06e17faa219389845e"
@@ -3326,6 +3503,11 @@ jest-pnp-resolver@^1.2.1:
   resolved "https://registry.yarnpkg.com/jest-pnp-resolver/-/jest-pnp-resolver-1.2.1.tgz#ecdae604c077a7fbc70defb6d517c3c1c898923a"
   integrity sha512-pgFw2tm54fzgYvc/OHrnysABEObZCUNFnhjoRjaVOCN8NYc032/gVjPaHD4Aq6ApkSieWtfKAFQtmDKAmhupnQ==
 
+jest-regex-util@^24.9.0:
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/jest-regex-util/-/jest-regex-util-24.9.0.tgz#c13fb3380bde22bf6575432c493ea8fe37965636"
+  integrity sha512-05Cmb6CuxaA+Ys6fjr3PhvV3bGQmO+2p2La4hFbU+W5uOc479f7FdLXUWXw4pYMAhhSZIuKHwSXSu6CsSBAXQA==
+
 jest-regex-util@^25.1.0:
   version "25.1.0"
   resolved "https://registry.yarnpkg.com/jest-regex-util/-/jest-regex-util-25.1.0.tgz#efaf75914267741838e01de24da07b2192d16d87"
@@ -4115,7 +4297,7 @@ merge2@^1.3.0:
   resolved "https://registry.yarnpkg.com/merge2/-/merge2-1.3.0.tgz#5b366ee83b2f1582c48f87e47cf1a9352103ca81"
   integrity sha512-2j4DAdlBOkiSZIsaXk4mTE3sRS02yBHAtfy127xRV3bQUFqXkjHCHLW6Scv7DwNRbIWNHH8zpnz9zMaKXIdvYw==
 
-micromatch@^3.1.4:
+micromatch@^3.1.10, micromatch@^3.1.4:
   version "3.1.10"
   resolved "https://registry.yarnpkg.com/micromatch/-/micromatch-3.1.10.tgz#70859bc95c9840952f359a068a3fc49f9ecfac23"
   integrity sha512-MWikgl9n9M3w+bpsY3He8L+w9eF9338xRl8IAO5viDizwSzziFEyUzo2xrrloB64ADbTf8uA8vRqqttDTOmccg==
@@ -5131,6 +5313,24 @@ prettier@1.19.1:
   resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.19.1.tgz#f7d7f5ff8a9cd872a7be4ca142095956a60797cb"
   integrity sha512-s7PoyDv/II1ObgQunCbB9PdLmUcBZcnWOcxDh7O0N/UwDEsHyqkW+Qh28jW+mVuCdx7gLB0BotYI1Y6uI9iyew==
 
+pretty-format@^22.4.3:
+  version "22.4.3"
+  resolved "https://registry.yarnpkg.com/pretty-format/-/pretty-format-22.4.3.tgz#f873d780839a9c02e9664c8a082e9ee79eaac16f"
+  integrity sha512-S4oT9/sT6MN7/3COoOy+ZJeA92VmOnveLHgrwBE3Z1W5N9S2A1QGNYiE1z75DAENbJrXXUb+OWXhpJcg05QKQQ==
+  dependencies:
+    ansi-regex "^3.0.0"
+    ansi-styles "^3.2.0"
+
+pretty-format@^24.9.0:
+  version "24.9.0"
+  resolved "https://registry.yarnpkg.com/pretty-format/-/pretty-format-24.9.0.tgz#12fac31b37019a4eea3c11aa9a959eb7628aa7c9"
+  integrity sha512-00ZMZUiHaJrNfk33guavqgvfJS30sLYf0f8+Srklv0AMPodGGHcoHgksZ3OThYnIvOd+8yMCn0YiEOogjlgsnA==
+  dependencies:
+    "@jest/types" "^24.9.0"
+    ansi-regex "^4.0.0"
+    ansi-styles "^3.2.0"
+    react-is "^16.8.4"
+
 pretty-format@^25.1.0:
   version "25.1.0"
   resolved "https://registry.yarnpkg.com/pretty-format/-/pretty-format-25.1.0.tgz#ed869bdaec1356fc5ae45de045e2c8ec7b07b0c8"
@@ -5275,7 +5475,7 @@ rc@^1.0.1, rc@^1.1.6, rc@^1.2.8:
     minimist "^1.2.0"
     strip-json-comments "~2.0.1"
 
-react-is@^16.12.0:
+react-is@^16.12.0, react-is@^16.8.4:
   version "16.13.0"
   resolved "https://registry.yarnpkg.com/react-is/-/react-is-16.13.0.tgz#0f37c3613c34fe6b37cd7f763a0d6293ab15c527"
   integrity sha512-GFMtL0vHkiBv9HluwNZTggSn/sCyEt9n02aM0dSAjGGyqyNlAyftYm4phPxdvCigG15JreC5biwxCgTAJZ7yAA==
@@ -5820,6 +6020,11 @@ sisteransi@^1.0.4:
   resolved "https://registry.yarnpkg.com/sisteransi/-/sisteransi-1.0.4.tgz#386713f1ef688c7c0304dc4c0632898941cad2e3"
   integrity sha512-/ekMoM4NJ59ivGSfKapeG+FWtrmWvA1p6FBZwXrqojw90vJu8lBmrTxCMuBCydKtkaUe2zt4PlxeTKpjwMbyig==
 
+slash@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/slash/-/slash-2.0.0.tgz#de552851a1759df3a8f206535442f5ec4ddeab44"
+  integrity sha512-ZYKh3Wh2z1PpEXWr0MpSBZ0V6mZHAQfYevttO11c51CaWjGTaadiKZ+wVt1PbMlDV5qhMFslpZCemhwOK7C89A==
+
 slash@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/slash/-/slash-3.0.0.tgz#6539be870c165adbd5240220dbe361f1bc4d4634"
@@ -6412,6 +6617,13 @@ trim-off-newlines@^1.0.0:
   resolved "https://registry.yarnpkg.com/trim-off-newlines/-/trim-off-newlines-1.0.1.tgz#9f9ba9d9efa8764c387698bcbfeb2c848f11adb3"
   integrity sha1-n5up2e+odkw4dpi8v+sshI8RrbM=
 
+ts-invariant@^0.4.0:
+  version "0.4.4"
+  resolved "https://registry.yarnpkg.com/ts-invariant/-/ts-invariant-0.4.4.tgz#97a523518688f93aafad01b0e80eb803eb2abd86"
+  integrity sha512-uEtWkFM/sdZvRNNDL3Ehu4WVpwaulhwQszV8mrtcdeE8nN00BV9mAmQ88RkrBhFgl9gMgvjJLAQcZbnPXI9mlA==
+  dependencies:
+    tslib "^1.9.3"
+
 ts-jest@25.2.1:
   version "25.2.1"
   resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-25.2.1.tgz#49bf05da26a8b7fbfbc36b4ae2fcdc2fef35c85d"
@@ -6428,6 +6640,11 @@ ts-jest@25.2.1:
     semver "^5.5"
     yargs-parser "^16.1.0"
 
+tslib@^1.10.0, tslib@^1.9.3:
+  version "1.11.1"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.11.1.tgz#eb15d128827fbee2841549e171f45ed338ac7e35"
+  integrity sha512-aZW88SY8kQbU7gpV19lN24LtXh/yD4ZZg6qieAJDDg+YBsJcSmLGK9QpnUjAKVG/xefmvJGd1WUmfpT/g6AJGA==
+
 tunnel-agent@^0.6.0:
   version "0.6.0"
   resolved "https://registry.yarnpkg.com/tunnel-agent/-/tunnel-agent-0.6.0.tgz#27a5dea06b36b04a0a9966774b290868f0fc40fd"
@@ -6654,7 +6871,7 @@ util.promisify@^1.0.0:
     has-symbols "^1.0.1"
     object.getownpropertydescriptors "^2.1.0"
 
-uuid@^3.3.2, uuid@^3.3.3:
+uuid@^3.1.0, uuid@^3.3.2, uuid@^3.3.3:
   version "3.4.0"
   resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.4.0.tgz#b23e4358afa8a202fe7a100af1f5f883f02007ee"
   integrity sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A==
@@ -6980,3 +7197,16 @@ yargs@^8.0.2:
     which-module "^2.0.0"
     y18n "^3.2.1"
     yargs-parser "^7.0.0"
+
+zen-observable-ts@^0.8.20:
+  version "0.8.20"
+  resolved "https://registry.yarnpkg.com/zen-observable-ts/-/zen-observable-ts-0.8.20.tgz#44091e335d3fcbc97f6497e63e7f57d5b516b163"
+  integrity sha512-2rkjiPALhOtRaDX6pWyNqK1fnP5KkJJybYebopNSn6wDG1lxBoFs2+nwwXKoA6glHIrtwrfBBy6da0stkKtTAA==
+  dependencies:
+    tslib "^1.9.3"
+    zen-observable "^0.8.0"
+
+zen-observable@^0.8.0:
+  version "0.8.15"
+  resolved "https://registry.yarnpkg.com/zen-observable/-/zen-observable-0.8.15.tgz#96415c512d8e3ffd920afd3889604e30b9eaac15"
+  integrity sha512-PQ2PC7R9rslx84ndNBZB/Dkv8V8fZEpk83RLgXtYd0fwUgEjseMn1Dgajh2x6S8QbZAFa9p2qVCEuYZNgve0dQ==