diff --git a/.travis.yml b/.travis.yml
index a0e0a4b..b94dc99 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,8 @@
 sudo: false
 language: node_js
 node_js:
-  - '6'
-  - '7'
-  - 'node'
+  - '8'
+  - '10'
 notifications:
   email:
     on_success: change
diff --git a/package.json b/package.json
index 14fe047..e464eb0 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,8 @@
   },
   "author": "Aaron Jensen",
   "files": [
-    "dist"
+    "dist",
+    "types"
   ],
   "main": "dist/index.js",
   "keywords": [
@@ -19,7 +20,8 @@
     "declarative"
   ],
   "scripts": {
-    "test": "gulp",
+    "dtslint": "dtslint --localTs node_modules/typescript/lib types",
+    "test": "gulp && yarn -s dtslint",
     "test:watch": "gulp watch",
     "prepublish": "gulp prepublish",
     "perf-server": "`npm bin`/webpack-dev-server --config perf/webpack.config.js --hot"
@@ -32,12 +34,17 @@
     "lodash": "^4.2.0"
   },
   "devDependencies": {
+    "@types/chai": "^4.1.7",
+    "@types/lodash": "^4.14.119",
+    "@types/mocha": "^5.2.5",
+    "@types/node": "^10.12.18",
     "babel-core": "^6.4.0",
     "babel-loader": "^6.2.1",
     "babel-preset-es2015": "^6.3.13",
     "babel-preset-stage-2": "^6.3.13",
     "benchmark": "^2.1.4",
     "chai": "^4.2.0",
+    "dtslint": "^0.9.8",
     "eslint": "^4.19.1",
     "eslint-config-airbnb-base": "^11.1.3",
     "eslint-config-prettier": "^4.0.0",
@@ -59,8 +66,10 @@
     "phantomjs-prebuilt": "^2.1.14",
     "prettier": "^1.1.0",
     "rimraf": "^2.4.2",
+    "typescript": "^3.6.3",
     "webpack": "^1.10.5",
     "webpack-dev-server": "^3.1.11",
     "webpack-stream": "^2.1.0"
-  }
+  },
+  "types": "types"
 }
diff --git a/types/constant.d.ts b/types/constant.d.ts
new file mode 100644
index 0000000..9a80a45
--- /dev/null
+++ b/types/constant.d.ts
@@ -0,0 +1,30 @@
+/**
+ * Returns a function that always returns the supplied value.
+ *
+ * Useful for replacing an object outright rather than merging it.
+ *
+ * @memberOf u
+ *
+ * @example
+ * var alwaysFour = u.constant(4);
+ * expect(alwaysFour(32)).toEqual(4);
+ *
+ * @example
+ * var user = {
+ *   name: 'Mitch',
+ *   favorites: {
+ *     band: 'Nirvana',
+ *     movie: 'The Matrix'
+ *   }
+ * };
+ *
+ * var newFavorites = {
+ *   band: 'Coldplay'
+ * };
+ *
+ * var result = u({ favorites: u.constant(newFavorites) }, user);
+ *
+ * expect(result).toEqual({ name: 'Mitch', favorites: { band: 'Coldplay' } });
+ */
+export declare function constant<A>(value: A): (...args: any[]) => A;
+export default constant;
diff --git a/types/freeze.d.ts b/types/freeze.d.ts
new file mode 100644
index 0000000..e21475a
--- /dev/null
+++ b/types/freeze.d.ts
@@ -0,0 +1,12 @@
+/**
+ * Deeply freeze a plain javascript object.
+ *
+ * If `process.env.NODE_ENV === 'production'`, this returns the original object
+ * without freezing.
+ *
+ * Or if `process.env.UPDEEP_MODE === 'dangerously_never_freeze'`, this returns the original object
+ * without freezing.
+ *
+ */
+declare function freeze<O>(object: O): O;
+export default freeze;
diff --git a/types/if.d.ts b/types/if.d.ts
new file mode 100644
index 0000000..b1ba4bf
--- /dev/null
+++ b/types/if.d.ts
@@ -0,0 +1,13 @@
+import { Predicate, MergedUpdate, TruePredicate, FalsePredicate } from './types';
+export declare function uIf<TU, O>(predicate: FalsePredicate<O>, trueUpdates: TU, object: O): O;
+export declare function uIf<TU, O>(predicate: TruePredicate<O>, trueUpdates: TU, object: O): MergedUpdate<TU, O>;
+interface CurriedIf {
+    <TU, O>(predicate: TruePredicate<O>, trueUpdates: TU, object: O): MergedUpdate<TU, O>;
+    <TU, O>(predicate: FalsePredicate<O>, trueUpdates: TU, object: O): O;
+    <TU, O>(predicate: Predicate<O>, trueUpdates: TU, object: O): MergedUpdate<TU, O> | O;
+    <TU, O>(predicate: TruePredicate<O>, trueUpdates: TU): (object: O) => MergedUpdate<TU, O>;
+    <TU, O>(predicate: FalsePredicate<O>, trueUpdates: TU): (object: O) => O;
+    <TU, O>(predicate: Predicate<O>, trueUpdates: TU): (object: O) => MergedUpdate<TU, O> | O;
+}
+declare const _default: CurriedIf;
+export default _default;
diff --git a/types/ifElse.d.ts b/types/ifElse.d.ts
new file mode 100644
index 0000000..6eea6b1
--- /dev/null
+++ b/types/ifElse.d.ts
@@ -0,0 +1,13 @@
+import { Predicate, MergedUpdate, FalsePredicate, TruePredicate } from './types';
+export declare function updateIfElse<S, TU, FU>(predicate: TruePredicate<S>, trueUpdates: TU, falseUpdates: FU, object: S): MergedUpdate<TU, S>;
+export declare function updateIfElse<S, TU, FU>(predicate: FalsePredicate<S>, trueUpdates: TU, falseUpdates: FU, object: S): MergedUpdate<FU, S>;
+interface CurriedIfElse {
+    <S, TU, FU>(predicate: TruePredicate<S>, trueUpdates: TU, falseUpdates: FU, object: S): MergedUpdate<TU, S>;
+    <S, TU, FU>(predicate: FalsePredicate<S>, trueUpdates: TU, falseUpdates: FU, object: S): MergedUpdate<FU, S>;
+    <S, TU, FU>(predicate: Predicate<S>, trueUpdates: TU, falseUpdates: FU, object: S): MergedUpdate<TU, S> | MergedUpdate<FU, S>;
+    <S, TU, FU>(predicate: TruePredicate<S>, trueUpdates: TU, falseUpdates: FU): (object: S) => MergedUpdate<TU, S>;
+    <S, TU, FU>(predicate: FalsePredicate<S>, trueUpdates: TU, falseUpdates: FU): (object: S) => MergedUpdate<FU, S>;
+    <S, TU, FU>(predicate: Predicate<S>, trueUpdates: TU, falseUpdates: FU): (object: S) => MergedUpdate<TU, S> | MergedUpdate<FU, S>;
+}
+declare const _default: CurriedIfElse;
+export default _default;
diff --git a/types/index.d.ts b/types/index.d.ts
new file mode 100644
index 0000000..15a1c34
--- /dev/null
+++ b/types/index.d.ts
@@ -0,0 +1,30 @@
+import { constant } from './constant';
+import freeze from './freeze';
+import is from './is';
+import _if from './if';
+import ifElse from './ifElse';
+import map from './map';
+import omit from './omit';
+import omitBy from './omitBy';
+import reject from './reject';
+import update, { omitted } from './update';
+import updateIn from './updateIn';
+import withDefault from './withDefault';
+import { _ as placeholder } from './util/curry';
+declare const u: {
+    omit: typeof omit;
+    omitBy: typeof omitBy;
+    constant: typeof constant;
+    freeze: typeof freeze;
+    is: typeof is;
+    update: typeof update;
+    updateIn: typeof updateIn;
+    reject: typeof reject;
+    map: typeof map;
+    withDefault: typeof withDefault;
+    ifElse: typeof ifElse;
+    if: typeof _if;
+    omitted: typeof omitted;
+    _: typeof placeholder;
+} & typeof update;
+export default u;
diff --git a/types/is.d.ts b/types/is.d.ts
new file mode 100644
index 0000000..a3632c1
--- /dev/null
+++ b/types/is.d.ts
@@ -0,0 +1,9 @@
+import { Path } from './types';
+export declare function is(path: Path, predicate: any, object: any): boolean;
+interface CurriedIs {
+    (path: Path, predicate: any, object: any): boolean;
+    (path: Path, predicate: any): (object: any) => boolean;
+    (path: Path): (predicate: any) => (object: any) => boolean;
+}
+declare const _default: CurriedIs;
+export default _default;
diff --git a/types/map.d.ts b/types/map.d.ts
new file mode 100644
index 0000000..e8f1549
--- /dev/null
+++ b/types/map.d.ts
@@ -0,0 +1,11 @@
+import { MergedUpdate } from './types';
+declare type Mapped<I, O extends object> = {
+    [K in keyof O]: MergedUpdate<I, O[K]>;
+};
+export declare function map<I, O extends object>(iteratee: I, object: O): Mapped<I, O>;
+interface CurriedMap {
+    <I, O extends object>(iteratee: I, object: O): Mapped<I, O>;
+    <I, O extends object>(iteratee: I): (object: O) => Mapped<I, O>;
+}
+declare const _default: CurriedMap;
+export default _default;
diff --git a/types/omit.d.ts b/types/omit.d.ts
new file mode 100644
index 0000000..78bb67b
--- /dev/null
+++ b/types/omit.d.ts
@@ -0,0 +1,7 @@
+export declare function omit(predicate: string[] | string, collection: object): object;
+interface CurriedOmit {
+    (predicate: string[] | string, collection: object): object;
+    (predicate: string[] | string): (collection: object) => object;
+}
+declare const _default: CurriedOmit;
+export default _default;
diff --git a/types/omitBy.d.ts b/types/omitBy.d.ts
new file mode 100644
index 0000000..51e6cb8
--- /dev/null
+++ b/types/omitBy.d.ts
@@ -0,0 +1,7 @@
+export declare function omitBy<C extends object, P extends (...args: any[]) => boolean>(predicate: P, collection: C): object;
+interface CurriedOmitBy {
+    <C extends object, P extends (...args: any[]) => boolean>(predicate: P, collection: C): object;
+    <C extends object, P extends (...args: any[]) => boolean>(predicate: P): (collection: C) => object;
+}
+declare const _default: CurriedOmitBy;
+export default _default;
diff --git a/types/reject.d.ts b/types/reject.d.ts
new file mode 100644
index 0000000..2e7938c
--- /dev/null
+++ b/types/reject.d.ts
@@ -0,0 +1,9 @@
+export declare function reject<C extends object>(predicate: any, collection: C): C extends any[] ? C : object;
+interface CurriedReject {
+    <C extends any[]>(predicate: any, collection: C): C;
+    <C extends object>(predicate: any, collection: C): Array<C[keyof C]>;
+    <C extends any[]>(predicate: any): (collection: C) => C;
+    <C extends object>(predicate: any): (collection: C) => Array<C[keyof C]>;
+}
+declare const _default: CurriedReject;
+export default _default;
diff --git a/types/tests.ts b/types/tests.ts
new file mode 100644
index 0000000..0fb940d
--- /dev/null
+++ b/types/tests.ts
@@ -0,0 +1,61 @@
+// TypeScript Version: 3.2.2
+import u from "updeep";
+
+u.omitted('whatever'); // $ExpectType { __omitted: boolean; }
+
+const obj = { this: 3 };
+
+u(true, obj); // $ExpectType true
+u(null, obj); // $ExpectType null
+u(undefined, obj); // $ExpectType undefined
+u("a specific string", obj); // $ExpectType "a specific string"
+
+u(true as const)(obj); // $ExpectType true
+u(null)(obj); // $ExpectType null
+u(undefined)(obj); // $ExpectType undefined
+u("a specific string" as const)(obj); // $ExpectType "a specific string"
+
+const aString = "a" + "b";
+
+u(aString, obj); // $ExpectType string
+
+u((i: number) => "foo" + i, 1); // $ExpecType string
+u((i: number) => "foo" + i, "bar");
+
+// update is object
+u({ this: 2 }, true); // $ExpectType UpdateReturnMap<{ this: number; }>
+u({ this: 2 })(true); // $ExpectType UpdateReturnMap<{ this: number; }>
+
+u({ this: 2 }, { this: 3 }); // $ExpectType object
+u({ this: 2 })({ that: 3 }); // $ExpectType object
+
+u({ this: 2 })(true); // UpdateReturnMap<{ this: number; }>
+u({ this: 2 })({ that: 3 }); // $ExpectType object
+
+
+u.ifElse(false as boolean, { a: 1 }, { a: 2 }, { a: 3 }); // $ExpectType object
+u.ifElse(false as boolean, "foo", 3, { a: 3 }); // $ExpectType 3 | "foo"
+u.ifElse(false, "foo", 3, { a: 3 }); // $ExpectType 3
+u.ifElse(true, "foo", 3, { a: 3 }); // $ExpectType "foo"
+
+// *** map ***
+const inc = (i:number) => i+1;
+
+u.map(inc, [1,2,3]); // $ExpectType number[]
+u.map(inc, ["potato"]); // $ExpectType number[]
+u.map({a:1},{a:2});  // $ExpectType Mapped<{ a: number; }, { a: number; }>
+
+u.omit('bar', { }); // $ExpectType object
+u.omit(['bar'], { }); // $ExpectType object
+
+u.omitBy([ 'banana' ], { } ); // $ExpectError
+
+// *** constant ***
+
+// $ExpectType { banana: number; }
+u.constant({ banana: 1 })('foo');
+
+/// *** freeze ***
+
+// $ExpectType { potato: number; }
+u.freeze({ potato: 1 });
diff --git a/types/tsconfig.json b/types/tsconfig.json
new file mode 100644
index 0000000..80ecf93
--- /dev/null
+++ b/types/tsconfig.json
@@ -0,0 +1,14 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": ["es6"],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "noEmit": true,
+
+        "baseUrl": "./",
+        "paths": { "updeep": ["."] }
+    }
+}
diff --git a/types/tslint.json b/types/tslint.json
new file mode 100644
index 0000000..c0c24d9
--- /dev/null
+++ b/types/tslint.json
@@ -0,0 +1,11 @@
+{
+    "extends": "dtslint/dtslint.json",
+    "rules": {
+        "trim-file": false,
+        "no-consecutive-blank-lines": false,
+        "typedef-whitespace": false,
+        "whitespace": false,
+        "space-within-parens": false,
+        "prefer-declare-function": false,
+        "no-unnecessary-generics": false,
+        "strict-export-declare-modifiers": false } }
diff --git a/types/types.d.ts b/types/types.d.ts
new file mode 100644
index 0000000..f0640af
--- /dev/null
+++ b/types/types.d.ts
@@ -0,0 +1,14 @@
+export declare type Updates = any;
+export declare type Source = any;
+export declare type PathPart = number | string;
+export declare type Path = PathPart | PathPart[];
+export declare type TruePredicate<S = any> = true | ((a: S) => true);
+export declare type FalsePredicate<S = any> = false | ((a: S) => false);
+export declare type Predicate<S = any> = boolean | ((arg: S) => boolean);
+export declare type MergedUpdate<U, O> = O extends object ? (UpdateReturnType<U> extends object ? object : UpdateReturnType<U>) : UpdateReturnType<U>;
+export declare type UpdateReturnMap<T> = {
+    [K in keyof T]: UpdateReturnType<T[K]>;
+};
+export declare type UpdateReturnType<U> = U extends (object: any) => any ? ReturnType<U> : U extends object ? UpdateReturnMap<U> : U;
+export declare type ReturningFunction = (...args: any[]) => any;
+export declare type ArgumentsType<F extends (...args: any[]) => any> = F extends (...args: infer A) => any ? A : never;
diff --git a/types/update.d.ts b/types/update.d.ts
new file mode 100644
index 0000000..7fe709a
--- /dev/null
+++ b/types/update.d.ts
@@ -0,0 +1,32 @@
+import { MergedUpdate, UpdateReturnType } from './types';
+export declare const omitted: (...args: any[]) => {
+    __omitted: boolean;
+};
+/**
+ * Recursively update an object or array.
+ *
+ * Can update with values:
+ * update({ foo: 3 }, { foo: 1, bar: 2 });
+ * // => { foo: 3, bar: 2 }
+ *
+ * Or with a function:
+ * update({ foo: x => (x + 1) }, { foo: 2 });
+ * // => { foo: 3 }
+ *
+ */
+export declare function update<U>(updates: U extends object ? never : U, object: any): U;
+export declare function update<U, O>(updates: U, object: O extends object ? never : O): UpdateReturnType<U>;
+export declare function update<U, O>(updates: U, object: O, ...args: any[]): MergedUpdate<U, O>;
+interface CurriedUpdate1<U> {
+    <O>(object: O extends object ? never : O): UpdateReturnType<U>;
+    <O>(object: O, ...args: any[]): MergedUpdate<U, O>;
+}
+interface CurriedUpdate {
+    <U>(updates: U extends object ? never : U, object: any): U;
+    <U, O>(updates: U, object: O extends object ? never : O): UpdateReturnType<U>;
+    <U, O>(updates: U, object: O, ...args: any[]): MergedUpdate<U, O>;
+    <U>(updates: U extends object ? never : U): (object: any) => U;
+    <U>(updates: U): CurriedUpdate1<U>;
+}
+declare const _default: CurriedUpdate;
+export default _default;
diff --git a/types/updateIn.d.ts b/types/updateIn.d.ts
new file mode 100644
index 0000000..62c3be1
--- /dev/null
+++ b/types/updateIn.d.ts
@@ -0,0 +1,12 @@
+import { Path } from './types';
+export declare function updateIn(path: Path, value: any, object: any): any;
+interface Curry2 {
+    (value: any, object: any): any;
+    (value: any): (object: any) => any;
+}
+interface CurriedUpdateIn {
+    (path: Path, value: any, object: any): any;
+    (path: Path): Curry2;
+}
+declare const _default: CurriedUpdateIn;
+export default _default;
diff --git a/types/util/curry.d.ts b/types/util/curry.d.ts
new file mode 100644
index 0000000..546b610
--- /dev/null
+++ b/types/util/curry.d.ts
@@ -0,0 +1,12 @@
+export declare const _ = "@@updeep/placeholder";
+interface SprawlingCurry<R, A extends any[]> {
+    (...args: A): R;
+    (): SprawlingCurry<R, A>;
+}
+export declare function curry1<R, A>(fn: (a: A) => R): SprawlingCurry<R, [A]>;
+export declare function curry1<R, A>(fn: (a: A, ...args: any) => R): SprawlingCurry<R, [A, ...any[]]>;
+export declare function curry2(fn: any): any;
+export declare function curry3(fn: any): any;
+export declare function curry4(fn: any): any;
+export default function curry(fn: (...args: any[]) => any, length?: 1 | 2 | 3 | 4): any;
+export {};
diff --git a/types/util/splitPath.d.ts b/types/util/splitPath.d.ts
new file mode 100644
index 0000000..94529e7
--- /dev/null
+++ b/types/util/splitPath.d.ts
@@ -0,0 +1,2 @@
+import { Path } from '../types';
+export default function splitPath(path: Path): Array<string | number>;
diff --git a/types/withDefault.d.ts b/types/withDefault.d.ts
new file mode 100644
index 0000000..c38c020
--- /dev/null
+++ b/types/withDefault.d.ts
@@ -0,0 +1,8 @@
+import { MergedUpdate } from './types';
+export declare function withDefault<D, U, O>(defaultValue: D, updates: U, object: O): MergedUpdate<U, O extends null | undefined ? D : O>;
+interface CurriedWithDefault {
+    <D, U, O extends any>(defaultValue: D, updates: U, object: O): MergedUpdate<U, O extends null | undefined ? D : O>;
+    <D, U>(defaultValue: D, updates: U): <O>(obj: O) => MergedUpdate<U, O extends null | undefined ? D : O>;
+}
+declare const _default: CurriedWithDefault;
+export default _default;
diff --git a/types/wrap.d.ts b/types/wrap.d.ts
new file mode 100644
index 0000000..955b2cf
--- /dev/null
+++ b/types/wrap.d.ts
@@ -0,0 +1,2 @@
+import { ReturningFunction } from './types';
+export default function wrap<F extends ReturningFunction, N extends number>(func: F, l?: N): any;
diff --git a/yarn.lock b/yarn.lock
index 209f657..2ade2dd 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,6 +2,31 @@
 # yarn lockfile v1
 
 
+"@types/chai@^4.1.7":
+  version "4.2.3"
+  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.2.3.tgz#419477a3d5202bad19e14c787940a61dc9ea6407"
+  integrity sha512-VRw2xEGbll3ZiTQ4J02/hUjNqZoue1bMhoo2dgM2LXjDdyaq4q80HgBDHwpI0/VKlo4Eg+BavyQMv/NYgTetzA==
+
+"@types/lodash@^4.14.119":
+  version "4.14.138"
+  resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.14.138.tgz#34f52640d7358230308344e579c15b378d91989e"
+  integrity sha512-A4uJgHz4hakwNBdHNPdxOTkYmXNgmUAKLbXZ7PKGslgeV0Mb8P3BlbYfPovExek1qnod4pDfRbxuzcVs3dlFLg==
+
+"@types/mocha@^5.2.5":
+  version "5.2.7"
+  resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-5.2.7.tgz#315d570ccb56c53452ff8638738df60726d5b6ea"
+  integrity sha512-NYrtPht0wGzhwe9+/idPaBB+TqkY9AhTvOLMkThm0IoEfLaiVQZwBwyJ5puCkO3AUCWrmcoePjp2mbFocKy4SQ==
+
+"@types/node@^10.12.18":
+  version "10.14.18"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-10.14.18.tgz#b7d45fc950e6ffd7edc685e890d13aa7b8535dce"
+  integrity sha512-ryO3Q3++yZC/+b8j8BdKd/dn9JlzlHBPdm80656xwYUdmPkpTGTjkAdt6BByiNupGPE8w0FhBgvYy/fX9hRNGQ==
+
+"@types/parsimmon@^1.3.0":
+  version "1.10.0"
+  resolved "https://registry.yarnpkg.com/@types/parsimmon/-/parsimmon-1.10.0.tgz#ffb81cb023ff435a41d4710a29ab23c561dc9fdf"
+  integrity sha512-bsTIJFVQv7jnvNiC42ld2pQW2KRI+pAG243L+iATvqzy3X6+NH1obz2itRKDZZ8VVhN3wjwYax/VBGCcXzgTqQ==
+
 abbrev@1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"
@@ -83,7 +108,7 @@ ajv@^5.2.3, ajv@^5.3.0:
     fast-json-stable-stringify "^2.0.0"
     json-schema-traverse "^0.3.0"
 
-ajv@^6.1.0:
+ajv@^6.1.0, ajv@^6.5.5:
   version "6.10.0"
   resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.10.0.tgz#90d0d54439da587cd7e843bfb7045f50bd22bdf1"
   integrity sha512-nffhOpkymDECQyR0mnsUtoCE8RlX38G0rYP+wgLWFyZuUyuuojSSvi/+euOiQBIn63whYwYVIIH1TvE3tu4OEg==
@@ -93,16 +118,6 @@ ajv@^6.1.0:
     json-schema-traverse "^0.4.1"
     uri-js "^4.2.2"
 
-ajv@^6.5.5:
-  version "6.5.5"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.5.5.tgz#cf97cdade71c6399a92c6d6c4177381291b781a1"
-  integrity sha512-7q7gtRQDJSyuEHjuVgHoUa2VuemFiCMrfQc9Tc08XTAc4Zj/5U1buQJ0HU6i7fKjXU09SVgSmxa4sLvuvS8Iyg==
-  dependencies:
-    fast-deep-equal "^2.0.1"
-    fast-json-stable-stringify "^2.0.0"
-    json-schema-traverse "^0.4.1"
-    uri-js "^4.2.2"
-
 align-text@^0.1.1, align-text@^0.1.3:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/align-text/-/align-text-0.1.4.tgz#0cd90a561093f35d0a99256c22b7069433fad117"
@@ -340,12 +355,7 @@ assign-symbols@^1.0.0:
   resolved "https://registry.yarnpkg.com/assign-symbols/-/assign-symbols-1.0.0.tgz#59667f41fadd4f20ccbc2bb96b8d4f7f78ec0367"
   integrity sha1-WWZ/QfrdTyDMvCu5a41Pf3jsA2c=
 
-async-each@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.1.tgz#19d386a1d9edc6e7c1c85d388aedbcc56d33602d"
-  integrity sha1-GdOGodntxufByF04iu28xW0zYC0=
-
-async-each@^1.0.1:
+async-each@^1.0.0, async-each@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.2.tgz#8b8a7ca2a658f927e9f307d6d1a42f4199f0f735"
   integrity sha512-6xrbvN0MOBKSJDdonmSSz2OwFSgxRaVtBDes26mj9KIGtDo+g9xosFRSC+i1gQh2oAN/tQ62AI/pGZGQjVOiRg==
@@ -1241,7 +1251,7 @@ bufferstreams@^1.1.1:
   dependencies:
     readable-stream "^2.0.2"
 
-builtin-modules@^1.0.0:
+builtin-modules@^1.0.0, builtin-modules@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-1.1.1.tgz#270f076c5a72c02f5b65a47df94c5fe3a278892f"
   integrity sha1-Jw8HbFpywC9bZaR9+Uxf46J4iS8=
@@ -1334,7 +1344,7 @@ chalk@^1.0.0, chalk@^1.1.1, chalk@^1.1.3:
     strip-ansi "^3.0.0"
     supports-color "^2.0.0"
 
-chalk@^2.0.0, chalk@^2.0.1, chalk@^2.1.0:
+chalk@^2.0.0, chalk@^2.0.1, chalk@^2.1.0, chalk@^2.3.0:
   version "2.4.2"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.4.2.tgz#cd42541677a54333cf541a49108c1432b44c9424"
   integrity sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==
@@ -1507,6 +1517,11 @@ combined-stream@^1.0.6, combined-stream@~1.0.6:
   dependencies:
     delayed-stream "~1.0.0"
 
+command-exists@^1.2.8:
+  version "1.2.8"
+  resolved "https://registry.yarnpkg.com/command-exists/-/command-exists-1.2.8.tgz#715acefdd1223b9c9b37110a149c6392c2852291"
+  integrity sha512-PM54PkseWbiiD/mMsbvW351/u+dafwTJ0ye2qB60G1aGQP9j3xK2gmMDc+R34L3nDtx4qMCitXT75mkbkGJDLw==
+
 commander@0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/commander/-/commander-0.6.1.tgz#fa68a14f6a945d54dbbe50d8cdb3320e9e3b1a06"
@@ -1517,6 +1532,11 @@ commander@2.3.0:
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.3.0.tgz#fd430e889832ec353b9acd1de217c11cb3eef873"
   integrity sha1-/UMOiJgy7DU7ms0d4hfBHLPu+HM=
 
+commander@^2.12.1:
+  version "2.20.0"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.0.tgz#d58bb2b5c1ee8f87b0d340027e9e94e222c5a422"
+  integrity sha512-7j2y+40w61zy6YC2iRNpUe/NwhNyoXrYpHMrSunaMG64nRnaf96zO/KMQR4OyN/UnE5KLyEBnKHd4aG3rskjpQ==
+
 commondir@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/commondir/-/commondir-1.0.1.tgz#ddd800da0c66127393cca5950ea968a3aaf1253b"
@@ -1833,6 +1853,22 @@ define-property@^2.0.2:
     is-descriptor "^1.0.2"
     isobject "^3.0.1"
 
+definitelytyped-header-parser@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/definitelytyped-header-parser/-/definitelytyped-header-parser-1.2.0.tgz#f21374b8a18fabcd3ba4b008a0bcbc9db2b7b4c4"
+  integrity sha512-xpg8uu/2YD/reaVsZV4oJ4g7UDYFqQGWvT1W9Tsj6q4VtWBSaig38Qgah0ZMnQGF9kAsAim08EXDO1nSi0+Nog==
+  dependencies:
+    "@types/parsimmon" "^1.3.0"
+    parsimmon "^1.2.0"
+
+definitelytyped-header-parser@^3.7.2:
+  version "3.7.2"
+  resolved "https://registry.yarnpkg.com/definitelytyped-header-parser/-/definitelytyped-header-parser-3.7.2.tgz#a5b2ec9521762910e870477b01ce9feca06d9fb7"
+  integrity sha512-nlkiv+QLlRSc3C3qAbusWPaBiyPLldwRFnrxvoxjdZHvHbIh2+U09qdmzzWV35Rs/I3MMhcoWRcVUi3M1G935Q==
+  dependencies:
+    "@types/parsimmon" "^1.3.0"
+    parsimmon "^1.2.0"
+
 del@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/del/-/del-4.1.0.tgz#049543b8290e1a9293e2bd150ab3a06f637322b8"
@@ -1902,7 +1938,7 @@ diff@1.4.0:
   resolved "https://registry.yarnpkg.com/diff/-/diff-1.4.0.tgz#7f28d2eb9ee7b15a97efd89ce63dcfdaa3ccbabf"
   integrity sha1-fyjS657nsVqX79ic5j3P2qPMur8=
 
-diff@3.5.0:
+diff@3.5.0, diff@^3.2.0:
   version "3.5.0"
   resolved "https://registry.yarnpkg.com/diff/-/diff-3.5.0.tgz#800c0dd1e0a8bfbc95835c202ad220fe317e5a12"
   integrity sha512-A46qtFgd+g7pDZinpnwiRJtxbC1hpgf0uzP3iG89scHk0AUC7A1TGxf5OiiOUv/JMZR8GOt8hL900hV0bOy5xA==
@@ -1957,6 +1993,35 @@ domain-browser@^1.1.1:
   resolved "https://registry.yarnpkg.com/domain-browser/-/domain-browser-1.2.0.tgz#3d31f50191a6749dd1375a7f522e823d42e54eda"
   integrity sha512-jnjyiM6eRyZl2H+W8Q/zLMA481hzi0eszAaBUzIVnmYVDBbnLxVNnfu1HgEBvCbL+71FrxMl3E6lpKH7Ge3OXA==
 
+download-file-sync@^1.0.4:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/download-file-sync/-/download-file-sync-1.0.4.tgz#d3e3c543f836f41039455b9034c72e355b036019"
+  integrity sha1-0+PFQ/g29BA5RVuQNMcuNVsDYBk=
+
+dts-critic@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/dts-critic/-/dts-critic-2.1.0.tgz#d7a6fcdcec301f639b7700fd9a2c9db4ab7071f4"
+  integrity sha512-vXfmzBfaC4sBML2Er1YfFbcknyxp9t16x1NF0nTYj20gDR1dCF8aOpu/c+CgySxFyqEyLq6t0FkmWwpZEX6VLQ==
+  dependencies:
+    command-exists "^1.2.8"
+    definitelytyped-header-parser "^1.2.0"
+    download-file-sync "^1.0.4"
+    semver "^6.2.0"
+    yargs "^12.0.5"
+
+dtslint@^0.9.8:
+  version "0.9.8"
+  resolved "https://registry.yarnpkg.com/dtslint/-/dtslint-0.9.8.tgz#c1fdc12c73f57f10528f0b4dda04be5c82919129"
+  integrity sha512-cxxGo0mQO9mFQcUShtPbmmoZ+PrUczEV6R/PaN06dnv2IbgtIgLyrO8NBeU7VeHMxpe6exESy48oom97LWUIkA==
+  dependencies:
+    definitelytyped-header-parser "^3.7.2"
+    dts-critic "^2.1.0"
+    fs-extra "^6.0.1"
+    request "^2.88.0"
+    strip-json-comments "^2.0.1"
+    tslint "5.14.0"
+    typescript next
+
 duplexer2@0.0.2:
   version "0.0.2"
   resolved "https://registry.yarnpkg.com/duplexer2/-/duplexer2-0.0.2.tgz#c614dcf67e2fb14995a91711e5a617e8a60a31db"
@@ -2876,6 +2941,15 @@ fs-extra@^1.0.0:
     jsonfile "^2.1.0"
     klaw "^1.0.0"
 
+fs-extra@^6.0.1:
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-6.0.1.tgz#8abc128f7946e310135ddc93b98bddb410e7a34b"
+  integrity sha512-GnyIkKhhzXZUWFCaJzvyDLEEgDkPfb4/TPvJCJVuS8MWZgoSsErf++QpiAlDnKFcqhRlm+tIOcencCjyJE6ZCA==
+  dependencies:
+    graceful-fs "^4.1.2"
+    jsonfile "^4.0.0"
+    universalify "^0.1.0"
+
 fs-minipass@^1.2.5:
   version "1.2.5"
   resolved "https://registry.yarnpkg.com/fs-minipass/-/fs-minipass-1.2.5.tgz#06c277218454ec288df77ada54a03b8702aacb9d"
@@ -2888,15 +2962,7 @@ fs.realpath@^1.0.0:
   resolved "https://registry.yarnpkg.com/fs.realpath/-/fs.realpath-1.0.0.tgz#1504ad2523158caa40db4a2787cb01411994ea4f"
   integrity sha1-FQStJSMVjKpA20onh8sBQRmU6k8=
 
-fsevents@^1.0.0:
-  version "1.2.4"
-  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-1.2.4.tgz#f41dcb1af2582af3692da36fc55cbd8e1041c426"
-  integrity sha512-z8H8/diyk76B7q5wg+Ud0+CqzcAF3mBBI/bA5ne5zrRUUIvNkJY//D3BqyH571KuAC4Nr7Rw7CjWX4r0y9DvNg==
-  dependencies:
-    nan "^2.9.2"
-    node-pre-gyp "^0.10.0"
-
-fsevents@^1.2.7:
+fsevents@^1.0.0, fsevents@^1.2.7:
   version "1.2.7"
   resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-1.2.7.tgz#4851b664a3783e52003b3c66eb0eee1074933aa4"
   integrity sha512-Pxm6sI2MeBD7RdD12RYsqaP0nMiwx8eZBXCa6z2L+mRHm2DYrOYwihmhjpkdjUHwQhslWQjRpEgNq4XvBmaAuw==
@@ -3040,7 +3106,7 @@ glob@3.2.11:
     inherits "2"
     minimatch "0.3"
 
-glob@7.1.3, glob@^7.0.0, glob@^7.0.3, glob@^7.1.2, glob@^7.1.3:
+glob@7.1.3:
   version "7.1.3"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.3.tgz#3960832d3f1574108342dafd3a67b332c0969df1"
   integrity sha512-vcfuiIxogLV4DlGBHIUOwI0IbrJ8HWPc4MU7HzviGeNho/UJDfi6B5p3sHeWIQ0KGIU0Jpxi5ZHxemQfLkkAwQ==
@@ -3062,6 +3128,18 @@ glob@^4.3.1:
     minimatch "^2.0.1"
     once "^1.3.0"
 
+glob@^7.0.0, glob@^7.0.3, glob@^7.1.1, glob@^7.1.2, glob@^7.1.3:
+  version "7.1.4"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.4.tgz#aa608a2f6c577ad357e1ae5a5c26d9a8d1969255"
+  integrity sha512-hkLPepehmnKk41pUGm3sYxoFs/umurYfYJCerbXEyFIWcAzvpipAgVkBqqT9RBKMGjnq6kMuyYwha6csxbiM1A==
+  dependencies:
+    fs.realpath "^1.0.0"
+    inflight "^1.0.4"
+    inherits "2"
+    minimatch "^3.0.4"
+    once "^1.3.0"
+    path-is-absolute "^1.0.0"
+
 glob@~3.1.21:
   version "3.1.21"
   resolved "https://registry.yarnpkg.com/glob/-/glob-3.1.21.tgz#d29e0a055dea5138f4d07ed40e8982e83c2066cd"
@@ -3991,10 +4069,10 @@ js-yaml@3.12.0:
     argparse "^1.0.7"
     esprima "^4.0.0"
 
-js-yaml@^3.5.1, js-yaml@^3.9.1:
-  version "3.12.1"
-  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.12.1.tgz#295c8632a18a23e054cf5c9d3cecafe678167600"
-  integrity sha512-um46hB9wNOKlwkHgiuyEVAybXBjwFUV0Z/RaHJblRd9DXltue9FTYvzCr9ErQrK9Adz5MU4gHWVaNUfdmrC8qA==
+js-yaml@^3.5.1, js-yaml@^3.7.0, js-yaml@^3.9.1:
+  version "3.13.1"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.13.1.tgz#aff151b30bfdfa8e49e05da22e7415e9dfa37847"
+  integrity sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==
   dependencies:
     argparse "^1.0.7"
     esprima "^4.0.0"
@@ -4070,6 +4148,13 @@ jsonfile@^2.1.0:
   optionalDependencies:
     graceful-fs "^4.1.6"
 
+jsonfile@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/jsonfile/-/jsonfile-4.0.0.tgz#8771aae0799b64076b76640fca058f9c10e33ecb"
+  integrity sha1-h3Gq4HmbZAdrdmQPygWPnBDjPss=
+  optionalDependencies:
+    graceful-fs "^4.1.6"
+
 jsonify@~0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/jsonify/-/jsonify-0.0.0.tgz#2c74b6ee41d93ca51b7b5aaee8f503631d252a73"
@@ -4488,15 +4573,7 @@ lru-cache@2:
   resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-2.7.3.tgz#6d4524e8b955f95d4f5b58851ce21dd72fb4e952"
   integrity sha1-bUUk6LlV+V1PW1iFHOId1y+06VI=
 
-lru-cache@4.1.x:
-  version "4.1.4"
-  resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-4.1.4.tgz#51cc46e8e6d9530771c857e24ccc720ecdbcc031"
-  integrity sha512-EPstzZ23znHUVLKj+lcXO1KvZkrlw+ZirdwvOmnAnA/1PB4ggyXJ77LRkCqkff+ShQ+cqoxCxLQOh4cKITO5iA==
-  dependencies:
-    pseudomap "^1.0.2"
-    yallist "^3.0.2"
-
-lru-cache@^4.0.1:
+lru-cache@4.1.x, lru-cache@^4.0.1:
   version "4.1.5"
   resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-4.1.5.tgz#8bbe50ea85bed59bc9e33dcab8235ee9bcf443cd"
   integrity sha512-sWZlbEP2OsHNkXrMl5GYk/jKk70MBng6UU4YI/qGDYbgf6YbP4EvmqISbXCoJiRKs+1bSpFHVgQxvJ17F2li5g==
@@ -5363,6 +5440,11 @@ parseurl@~1.3.2:
   resolved "https://registry.yarnpkg.com/parseurl/-/parseurl-1.3.2.tgz#fc289d4ed8993119460c156253262cdc8de65bf3"
   integrity sha1-/CidTtiZMRlGDBViUyYs3I3mW/M=
 
+parsimmon@^1.2.0:
+  version "1.13.0"
+  resolved "https://registry.yarnpkg.com/parsimmon/-/parsimmon-1.13.0.tgz#6e4ef3dbd45ed6ea6808be600ac4b9c8a44228cf"
+  integrity sha512-5UIrOCW+gjbILkjKPgTgmq8LKf8TT3Iy7kN2VD7OtQ81facKn8B4gG1X94jWqXYZsxG2KbJhrv/Yq/5H6BQn7A==
+
 pascalcase@^0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/pascalcase/-/pascalcase-0.1.1.tgz#b363e55e8006ca6fe21784d2db22bd15d7917f14"
@@ -5886,7 +5968,7 @@ request-progress@^2.0.1:
   dependencies:
     throttleit "^1.0.0"
 
-request@^2.81.0:
+request@^2.81.0, request@^2.88.0:
   version "2.88.0"
   resolved "https://registry.yarnpkg.com/request/-/request-2.88.0.tgz#9c2fca4f7d35b592efe57c7f0a55e81052124fef"
   integrity sha512-NAqBSrijGLZdM0WZNsInLJpkJokL72XYjUpnB0iwsRgxh7dB6COrHnTBNwN0E+lHDAJzu7kLAkDeY08z2/A0hg==
@@ -5965,10 +6047,10 @@ resolve-url@^0.2.1:
   resolved "https://registry.yarnpkg.com/resolve-url/-/resolve-url-0.2.1.tgz#2c637fe77c893afd2a663fe21aa9080068e2052a"
   integrity sha1-LGN/53yJOv0qZj/iGqkIAGjiBSo=
 
-resolve@^1.1.6, resolve@^1.1.7, resolve@^1.10.0, resolve@^1.5.0:
-  version "1.10.0"
-  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.10.0.tgz#3bdaaeaf45cc07f375656dfd2e54ed0810b101ba"
-  integrity sha512-3sUr9aq5OfSg2S9pNtPA9hL1FVEAjvfOC4leW0SNf/mpnaakz2a9femSd6LqAww2RaFctwyf1lCqnTHuF1rxDg==
+resolve@^1.1.6, resolve@^1.1.7, resolve@^1.10.0, resolve@^1.3.2, resolve@^1.5.0:
+  version "1.12.0"
+  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.12.0.tgz#3fc644a35c84a48554609ff26ec52b66fa577df6"
+  integrity sha512-B/dOmuoAik5bKcD6s6nXDCjzUKnaDvdkRyAk6rsmsKLipWj4797iothd7jmmUhWTfinVMU+wc56rYKsit2Qy4w==
   dependencies:
     path-parse "^1.0.6"
 
@@ -6101,10 +6183,10 @@ semver@^4.1.0, semver@~4.3.3:
   resolved "https://registry.yarnpkg.com/semver/-/semver-4.3.6.tgz#300bc6e0e86374f7ba61068b5b1ecd57fc6532da"
   integrity sha1-MAvG4OhjdPe6YQaLWx7NV/xlMto=
 
-semver@^6.0.0:
-  version "6.0.0"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-6.0.0.tgz#05e359ee571e5ad7ed641a6eec1e547ba52dea65"
-  integrity sha512-0UewU+9rFapKFnlbirLi3byoOuhrSsli/z/ihNnvM24vgF+8sNBiI1LZPBSH9wJKUwaUbw+s3hToDLCXkrghrQ==
+semver@^6.0.0, semver@^6.2.0:
+  version "6.3.0"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-6.3.0.tgz#ee0a64c8af5e8ceea67687b133761e1becbd1d3d"
+  integrity sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==
 
 send@0.16.2:
   version "0.16.2"
@@ -6580,7 +6662,7 @@ strip-eof@^1.0.0:
   resolved "https://registry.yarnpkg.com/strip-eof/-/strip-eof-1.0.0.tgz#bb43ff5598a6eb05d89b59fcd129c983313606bf"
   integrity sha1-u0P/VZim6wXYm1n80SnJgzE2Br8=
 
-strip-json-comments@2.0.1, strip-json-comments@~2.0.1:
+strip-json-comments@2.0.1, strip-json-comments@^2.0.1, strip-json-comments@~2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-2.0.1.tgz#3c531942e908c2697c0ec344858c286c7ca0a60a"
   integrity sha1-PFMZQukIwml8DsNEhYwobHygpgo=
@@ -6798,6 +6880,37 @@ trim-right@^1.0.1:
   resolved "https://registry.yarnpkg.com/trim-right/-/trim-right-1.0.1.tgz#cb2e1203067e0c8de1f614094b9fe45704ea6003"
   integrity sha1-yy4SAwZ+DI3h9hQJS5/kVwTqYAM=
 
+tslib@^1.8.0, tslib@^1.8.1:
+  version "1.10.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.10.0.tgz#c3c19f95973fb0a62973fb09d90d961ee43e5c8a"
+  integrity sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ==
+
+tslint@5.14.0:
+  version "5.14.0"
+  resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.14.0.tgz#be62637135ac244fc9b37ed6ea5252c9eba1616e"
+  integrity sha512-IUla/ieHVnB8Le7LdQFRGlVJid2T/gaJe5VkjzRVSRR6pA2ODYrnfR1hmxi+5+au9l50jBwpbBL34txgv4NnTQ==
+  dependencies:
+    babel-code-frame "^6.22.0"
+    builtin-modules "^1.1.1"
+    chalk "^2.3.0"
+    commander "^2.12.1"
+    diff "^3.2.0"
+    glob "^7.1.1"
+    js-yaml "^3.7.0"
+    minimatch "^3.0.4"
+    mkdirp "^0.5.1"
+    resolve "^1.3.2"
+    semver "^5.3.0"
+    tslib "^1.8.0"
+    tsutils "^2.29.0"
+
+tsutils@^2.29.0:
+  version "2.29.0"
+  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-2.29.0.tgz#32b488501467acbedd4b85498673a0812aca0b99"
+  integrity sha512-g5JVHCIJwzfISaXpXE1qvNalca5Jwob6FjI4AoPlqMusJ6ftFE7IkkFoMhVLRgK+4Kx3gkzb8UZK5t5yTTvEmA==
+  dependencies:
+    tslib "^1.8.1"
+
 tty-browserify@0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/tty-browserify/-/tty-browserify-0.0.0.tgz#a157ba402da24e9bf957f9aa69d524eed42901a6"
@@ -6840,6 +6953,16 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
+typescript@^3.6.3:
+  version "3.6.3"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.6.3.tgz#fea942fabb20f7e1ca7164ff626f1a9f3f70b4da"
+  integrity sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw==
+
+typescript@next:
+  version "3.7.0-dev.20190918"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.7.0-dev.20190918.tgz#3a96189ea1d31178d9f5993f6047492130c6ded1"
+  integrity sha512-M10aqXzKH+846mzz4Y2RDILCVvNOr92k5qBUeXGBwyIKLya4EdNwXAFI7FwSlIAF1dWNSubIaOcLwd2MF3UYYg==
+
 uglify-js@~2.7.3:
   version "2.7.5"
   resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-2.7.5.tgz#4612c0c7baaee2ba7c487de4904ae122079f2ca8"
@@ -6880,6 +7003,11 @@ unique-stream@^1.0.0:
   resolved "https://registry.yarnpkg.com/unique-stream/-/unique-stream-1.0.0.tgz#d59a4a75427447d9aa6c91e70263f8d26a4b104b"
   integrity sha1-1ZpKdUJ0R9mqbJHnAmP40mpLEEs=
 
+universalify@^0.1.0:
+  version "0.1.2"
+  resolved "https://registry.yarnpkg.com/universalify/-/universalify-0.1.2.tgz#b646f69be3942dabcecc9d6639c80dc105efaa66"
+  integrity sha512-rBJeI5CXAlmy1pV+617WB9J63U6XcazHHF2f2dbJix4XzpUF0RS3Zbj0FGIOCAva5P/d/GBOYaACQ1w+0azUkg==
+
 unpipe@1.0.0, unpipe@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/unpipe/-/unpipe-1.0.0.tgz#b2bf4ee8514aae6165b4817829d21b2ef49904ec"