From d38d73ae524ff47d3fbd06a74dab7cfe009134cb Mon Sep 17 00:00:00 2001
From: William Swanson <swansontec@gmail.com>
Date: Fri, 5 Apr 2019 16:12:04 -0700
Subject: [PATCH 1/2] Flatten the library export structure

---
 src/base16.js    | 14 -------
 src/base32.js    | 24 ------------
 src/base32hex.js | 14 -------
 src/base64.js    | 14 -------
 src/base64url.js | 14 -------
 src/index.js     | 96 ++++++++++++++++++++++++++++++++++++++++++++----
 6 files changed, 88 insertions(+), 88 deletions(-)
 delete mode 100644 src/base16.js
 delete mode 100644 src/base32.js
 delete mode 100644 src/base32hex.js
 delete mode 100644 src/base64.js
 delete mode 100644 src/base64url.js

diff --git a/src/base16.js b/src/base16.js
deleted file mode 100644
index 8b22863..0000000
--- a/src/base16.js
+++ /dev/null
@@ -1,14 +0,0 @@
-import * as codec from './codec.js'
-
-const encoding = {
-  chars: '0123456789ABCDEF',
-  bits: 4
-}
-
-export function parse(string, opts) {
-  return codec.parse(string.toUpperCase(), encoding, opts)
-}
-
-export function stringify(data, opts) {
-  return codec.stringify(data, encoding, opts)
-}
diff --git a/src/base32.js b/src/base32.js
deleted file mode 100644
index 91dd6de..0000000
--- a/src/base32.js
+++ /dev/null
@@ -1,24 +0,0 @@
-import * as codec from './codec.js'
-
-const encoding = {
-  chars: 'ABCDEFGHIJKLMNOPQRSTUVWXYZ234567',
-  bits: 5
-}
-
-export function parse(string, opts = {}) {
-  return codec.parse(
-    opts.loose
-      ? string
-          .toUpperCase()
-          .replace(/0/g, 'O')
-          .replace(/1/g, 'L')
-          .replace(/8/g, 'B')
-      : string,
-    encoding,
-    opts
-  )
-}
-
-export function stringify(data, opts) {
-  return codec.stringify(data, encoding, opts)
-}
diff --git a/src/base32hex.js b/src/base32hex.js
deleted file mode 100644
index 918e345..0000000
--- a/src/base32hex.js
+++ /dev/null
@@ -1,14 +0,0 @@
-import * as codec from './codec.js'
-
-const encoding = {
-  chars: '0123456789ABCDEFGHIJKLMNOPQRSTUV',
-  bits: 5
-}
-
-export function parse(string, opts) {
-  return codec.parse(string, encoding, opts)
-}
-
-export function stringify(data, opts) {
-  return codec.stringify(data, encoding, opts)
-}
diff --git a/src/base64.js b/src/base64.js
deleted file mode 100644
index 836b0ea..0000000
--- a/src/base64.js
+++ /dev/null
@@ -1,14 +0,0 @@
-import * as codec from './codec.js'
-
-const encoding = {
-  chars: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/',
-  bits: 6
-}
-
-export function parse(string, opts) {
-  return codec.parse(string, encoding, opts)
-}
-
-export function stringify(data, opts) {
-  return codec.stringify(data, encoding, opts)
-}
diff --git a/src/base64url.js b/src/base64url.js
deleted file mode 100644
index 72125ca..0000000
--- a/src/base64url.js
+++ /dev/null
@@ -1,14 +0,0 @@
-import * as codec from './codec.js'
-
-const encoding = {
-  chars: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_',
-  bits: 6
-}
-
-export function parse(string, opts) {
-  return codec.parse(string, encoding, opts)
-}
-
-export function stringify(data, opts) {
-  return codec.stringify(data, encoding, opts)
-}
diff --git a/src/index.js b/src/index.js
index ddbaa58..d0ca2a9 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,8 +1,88 @@
-import * as base16 from './base16.js'
-import * as base32 from './base32.js'
-import * as base32hex from './base32hex.js'
-import * as base64 from './base64.js'
-import * as base64url from './base64url.js'
-import * as codec from './codec.js'
-
-export { base16, base32, base32hex, base64, base64url, codec }
+import { parse, stringify } from './codec.js'
+
+const base16Encoding = {
+  chars: '0123456789ABCDEF',
+  bits: 4
+}
+
+export const base16 = {
+  parse(string, opts) {
+    return parse(string.toUpperCase(), base16Encoding, opts)
+  },
+
+  stringify(data, opts) {
+    return stringify(data, base16Encoding, opts)
+  }
+}
+
+const base32Encoding = {
+  chars: 'ABCDEFGHIJKLMNOPQRSTUVWXYZ234567',
+  bits: 5
+}
+
+export const base32 = {
+  parse(string, opts = {}) {
+    return parse(
+      opts.loose
+        ? string
+            .toUpperCase()
+            .replace(/0/g, 'O')
+            .replace(/1/g, 'L')
+            .replace(/8/g, 'B')
+        : string,
+      base32Encoding,
+      opts
+    )
+  },
+
+  stringify(data, opts) {
+    return stringify(data, base32Encoding, opts)
+  }
+}
+
+const base32HexEncoding = {
+  chars: '0123456789ABCDEFGHIJKLMNOPQRSTUV',
+  bits: 5
+}
+
+export const base32hex = {
+  parse(string, opts) {
+    return parse(string, base32HexEncoding, opts)
+  },
+
+  stringify(data, opts) {
+    return stringify(data, base32HexEncoding, opts)
+  }
+}
+
+const base64Encoding = {
+  chars: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/',
+  bits: 6
+}
+
+export const base64 = {
+  parse(string, opts) {
+    return parse(string, base64Encoding, opts)
+  },
+
+  stringify(data, opts) {
+    return stringify(data, base64Encoding, opts)
+  }
+}
+
+const base64UrlEncoding = {
+  chars: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_',
+  bits: 6
+}
+
+export const base64url = {
+  parse(string, opts) {
+    return parse(string, base64UrlEncoding, opts)
+  },
+
+  stringify(data, opts) {
+    return stringify(data, base64UrlEncoding, opts)
+  }
+}
+
+export const codec = { parse, stringify }

From a2c5d2b2e6ad595c893f856aa8a8b2afa8861ddd Mon Sep 17 00:00:00 2001
From: William Swanson <swansontec@gmail.com>
Date: Fri, 5 Apr 2019 17:16:19 -0700
Subject: [PATCH 2/2] Port everything over to TypeScript

---
 .eslintignore               |   2 -
 .eslintrc.js                |  17 +++
 .eslintrc.json              |   7 --
 .gitignore                  |  19 +++-
 .nycrc.json                 |  12 +++
 package.json                |  22 ++--
 rollup.config.js            |  16 ++-
 src/{codec.js => codec.ts}  |  33 +++++-
 src/{index.js => index.ts}  |  72 +++++++------
 test/{tests.js => tests.ts} |  46 +++++---
 tsconfig.json               |  15 +++
 yarn.lock                   | 206 +++++++++++++++++++++++++++++++++++-
 12 files changed, 387 insertions(+), 80 deletions(-)
 delete mode 100644 .eslintignore
 create mode 100644 .eslintrc.js
 delete mode 100644 .eslintrc.json
 create mode 100644 .nycrc.json
 rename src/{codec.js => codec.ts} (78%)
 rename src/{index.js => index.ts} (55%)
 rename test/{tests.js => tests.ts} (84%)
 create mode 100644 tsconfig.json

diff --git a/.eslintignore b/.eslintignore
deleted file mode 100644
index 626c4f3..0000000
--- a/.eslintignore
+++ /dev/null
@@ -1,2 +0,0 @@
-/lib
-/node_modules
diff --git a/.eslintrc.js b/.eslintrc.js
new file mode 100644
index 0000000..b0261b9
--- /dev/null
+++ b/.eslintrc.js
@@ -0,0 +1,17 @@
+const path = require('path')
+
+module.exports = {
+  extends: [
+    'standard-kit/lint',
+    'standard-kit/lint/typescript'
+  ],
+  parserOptions: {
+    project: path.resolve(__dirname, './tsconfig.json'),
+    tsconfigRootDir: __dirname
+  },
+  plugins: ['prettier'],
+  rules: {
+    'no-var': 'error',
+    'prettier/prettier': 'error'
+  }
+}
diff --git a/.eslintrc.json b/.eslintrc.json
deleted file mode 100644
index 9adf82e..0000000
--- a/.eslintrc.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-  "extends": ["standard-kit/lint"],
-  "plugins": ["prettier"],
-  "rules": {
-    "prettier/prettier": "error"
-  }
-}
diff --git a/.gitignore b/.gitignore
index 29095b0..3e205fe 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,15 @@
-.nyc_output
-/coverage
-/lib
-/node_modules
+# Build output:
+.nyc_output/
+coverage/
+lib/
+
+# Package managers:
+node_modules/
+npm-debug.log
+package-lock.json
+yarn-error.log
+
+# Editors:
+.DS_Store
+.idea/
+.vscode/
diff --git a/.nycrc.json b/.nycrc.json
new file mode 100644
index 0000000..d0b48d7
--- /dev/null
+++ b/.nycrc.json
@@ -0,0 +1,12 @@
+{
+  "include": [
+    "src/**/*.ts"
+  ],
+  "extension": [
+    ".ts"
+  ],
+  "require": [
+    "sucrase/register"
+  ],
+  "all": true
+}
diff --git a/package.json b/package.json
index 53d4199..baf5ea4 100644
--- a/package.json
+++ b/package.json
@@ -24,14 +24,14 @@
   ],
   "main": "lib/index.cjs.js",
   "module": "lib/index.js",
+  "types": "lib/src/index.d.ts",
   "scripts": {
-    "build": "rimraf lib && rollup -c",
-    "format": "eslint . --fix",
-    "lint": "eslint .",
-    "precommit": "npm run lint && npm test",
+    "build": "rimraf lib && rollup -c && tsc",
+    "format": "npm run lint -- --fix",
+    "lint": "eslint --ignore-path .gitignore --ext .js,.ts .",
+    "precommit": "npm run lint && npm test && npm run build",
     "prepare": "npm run build",
-    "pretest": "npm run build",
-    "test": "nyc mocha"
+    "test": "nyc mocha test/**/*.ts"
   },
   "husky": {
     "hooks": {
@@ -41,6 +41,11 @@
   "devDependencies": {
     "@babel/core": "^7.6.2",
     "@babel/preset-env": "^7.6.2",
+    "@babel/preset-typescript": "^7.6.0",
+    "@types/chai": "^4.2.3",
+    "@types/mocha": "^5.2.7",
+    "@typescript-eslint/eslint-plugin": "^2.3.1",
+    "@typescript-eslint/parser": "^2.3.1",
     "chai": "^4.2.0",
     "eslint": "^6.4.0",
     "eslint-config-standard-kit": "^0.14.0",
@@ -56,6 +61,9 @@
     "rollup": "^1.21.4",
     "rollup-plugin-babel": "^4.3.3",
     "rollup-plugin-filesize": "^6.2.0",
-    "rollup-plugin-uglify": "^6.0.3"
+    "rollup-plugin-node-resolve": "^5.2.0",
+    "rollup-plugin-uglify": "^6.0.3",
+    "sucrase": "^3.10.1",
+    "typescript": "^3.6.3"
   }
 }
diff --git a/rollup.config.js b/rollup.config.js
index 894b152..10665b3 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -1,11 +1,15 @@
 import babel from 'rollup-plugin-babel'
 import filesize from 'rollup-plugin-filesize'
+import resolve from 'rollup-plugin-node-resolve'
 import { uglify } from 'rollup-plugin-uglify'
 
 import packageJson from './package.json'
 
+const extensions = ['.ts']
 const babelOpts = {
   babelrc: false,
+  extensions,
+  include: ['src/**/*'],
   presets: [
     [
       '@babel/preset-env',
@@ -13,22 +17,24 @@ const babelOpts = {
         exclude: ['transform-regenerator'],
         loose: true
       }
-    ]
+    ],
+    '@babel/typescript'
   ]
 }
+const resolveOpts = { extensions }
 
 export default [
   {
-    input: 'src/index.js',
+    input: 'src/index.ts',
     output: [
       { file: packageJson.module, format: 'esm', sourceMap: true },
       { file: packageJson.main, format: 'cjs', sourceMap: true }
     ],
-    plugins: [babel(babelOpts)]
+    plugins: [resolve(resolveOpts), babel(babelOpts)]
   },
   {
-    input: 'src/index.js',
+    input: 'src/index.ts',
     output: { file: 'lib/index.min.js', format: 'iife', name: 'rfc4648' },
-    plugins: [babel(babelOpts), uglify(), filesize()]
+    plugins: [resolve(resolveOpts), babel(babelOpts), uglify(), filesize()]
   }
 ]
diff --git a/src/codec.js b/src/codec.ts
similarity index 78%
rename from src/codec.js
rename to src/codec.ts
index 5efddf7..368ed55 100644
--- a/src/codec.js
+++ b/src/codec.ts
@@ -1,4 +1,25 @@
-export function parse(string, encoding, opts = {}) {
+/* eslint-disable @typescript-eslint/strict-boolean-expressions */
+
+export interface Encoding {
+  bits: number
+  chars: string
+  codes?: { [char: string]: number }
+}
+
+export interface ParseOptions {
+  loose?: boolean
+  out?: new (size: number) => { [index: number]: number }
+}
+
+export interface StringifyOptions {
+  pad?: boolean
+}
+
+export function parse(
+  string: string,
+  encoding: Encoding,
+  opts: ParseOptions = {}
+): Uint8Array {
   // Build the character lookup table:
   if (!encoding.codes) {
     encoding.codes = {}
@@ -24,7 +45,9 @@ export function parse(string, encoding, opts = {}) {
   }
 
   // Allocate the output:
-  const out = new (opts.out || Uint8Array)(((end * encoding.bits) / 8) | 0)
+  const out = new (opts.out || Uint8Array)(
+    ((end * encoding.bits) / 8) | 0
+  ) as Uint8Array
 
   // Parse the data:
   let bits = 0 // Number of bits currently in the buffer
@@ -56,7 +79,11 @@ export function parse(string, encoding, opts = {}) {
   return out
 }
 
-export function stringify(data, encoding, opts = {}) {
+export function stringify(
+  data: ArrayLike<number>,
+  encoding: Encoding,
+  opts: StringifyOptions = {}
+): string {
   const { pad = true } = opts
   const mask = (1 << encoding.bits) - 1
   let out = ''
diff --git a/src/index.js b/src/index.ts
similarity index 55%
rename from src/index.js
rename to src/index.ts
index d0ca2a9..38a2baf 100644
--- a/src/index.js
+++ b/src/index.ts
@@ -1,27 +1,50 @@
-import { parse, stringify } from './codec.js'
+/* eslint-disable @typescript-eslint/strict-boolean-expressions */
 
-const base16Encoding = {
+import {
+  Encoding,
+  ParseOptions,
+  StringifyOptions,
+  parse,
+  stringify
+} from './codec'
+
+const base16Encoding: Encoding = {
   chars: '0123456789ABCDEF',
   bits: 4
 }
 
+const base32Encoding: Encoding = {
+  chars: 'ABCDEFGHIJKLMNOPQRSTUVWXYZ234567',
+  bits: 5
+}
+
+const base32HexEncoding: Encoding = {
+  chars: '0123456789ABCDEFGHIJKLMNOPQRSTUV',
+  bits: 5
+}
+
+const base64Encoding: Encoding = {
+  chars: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/',
+  bits: 6
+}
+
+const base64UrlEncoding: Encoding = {
+  chars: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_',
+  bits: 6
+}
+
 export const base16 = {
-  parse(string, opts) {
+  parse(string: string, opts?: ParseOptions): Uint8Array {
     return parse(string.toUpperCase(), base16Encoding, opts)
   },
 
-  stringify(data, opts) {
+  stringify(data: ArrayLike<number>, opts?: StringifyOptions): string {
     return stringify(data, base16Encoding, opts)
   }
 }
 
-const base32Encoding = {
-  chars: 'ABCDEFGHIJKLMNOPQRSTUVWXYZ234567',
-  bits: 5
-}
-
 export const base32 = {
-  parse(string, opts = {}) {
+  parse(string: string, opts: ParseOptions = {}): Uint8Array {
     return parse(
       opts.loose
         ? string
@@ -35,52 +58,37 @@ export const base32 = {
     )
   },
 
-  stringify(data, opts) {
+  stringify(data: ArrayLike<number>, opts?: StringifyOptions): string {
     return stringify(data, base32Encoding, opts)
   }
 }
 
-const base32HexEncoding = {
-  chars: '0123456789ABCDEFGHIJKLMNOPQRSTUV',
-  bits: 5
-}
-
 export const base32hex = {
-  parse(string, opts) {
+  parse(string: string, opts?: ParseOptions): Uint8Array {
     return parse(string, base32HexEncoding, opts)
   },
 
-  stringify(data, opts) {
+  stringify(data: ArrayLike<number>, opts?: StringifyOptions): string {
     return stringify(data, base32HexEncoding, opts)
   }
 }
 
-const base64Encoding = {
-  chars: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/',
-  bits: 6
-}
-
 export const base64 = {
-  parse(string, opts) {
+  parse(string: string, opts?: ParseOptions): Uint8Array {
     return parse(string, base64Encoding, opts)
   },
 
-  stringify(data, opts) {
+  stringify(data: ArrayLike<number>, opts?: StringifyOptions): string {
     return stringify(data, base64Encoding, opts)
   }
 }
 
-const base64UrlEncoding = {
-  chars: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_',
-  bits: 6
-}
-
 export const base64url = {
-  parse(string, opts) {
+  parse(string: string, opts?: ParseOptions): Uint8Array {
     return parse(string, base64UrlEncoding, opts)
   },
 
-  stringify(data, opts) {
+  stringify(data: ArrayLike<number>, opts?: StringifyOptions): string {
     return stringify(data, base64UrlEncoding, opts)
   }
 }
diff --git a/test/tests.js b/test/tests.ts
similarity index 84%
rename from test/tests.js
rename to test/tests.ts
index 8214fab..afa0d5d 100644
--- a/test/tests.js
+++ b/test/tests.ts
@@ -1,15 +1,21 @@
-/* global describe, it, require */
-
-const { expect } = require('chai')
-const {
-  base16,
-  base32,
-  base32hex,
-  base64,
-  base64url
-} = require('../lib/index.cjs.js')
-
-function parseAscii(string) {
+/* global describe, it */
+
+import { expect } from 'chai'
+import { base16, base32, base32hex, base64, base64url } from '../src/index'
+
+// Test for simple round-trips:
+type TestVector = [number[] | string, string]
+
+// Test for encoded string with errors:
+type ErrorTestVector =
+  | [string, string, number[]] // Strict fails, loose parses
+  | [string, string, string] // Both fail differently
+  | [string, string] // Both fail the same way
+
+/**
+ * Turns an ASCII string into a Uint8Array:
+ */
+function parseAscii(string: string): Uint8Array {
   const out = new Uint8Array(string.length)
   for (let i = 0; i < string.length; ++i) {
     out[i] = string.charCodeAt(i)
@@ -17,7 +23,10 @@ function parseAscii(string) {
   return out
 }
 
-function generateTests(codec, vectors) {
+/**
+ * Tests the provided codec's round-trip capabilities.
+ */
+function generateTests(codec: typeof base16, vectors: TestVector[]): void {
   for (const [data, text] of vectors) {
     it(`round-trips "${text}"`, function() {
       const expected =
@@ -28,12 +37,19 @@ function generateTests(codec, vectors) {
   }
 }
 
-function generateErrorTests(codec, vectors) {
+/**
+ * Tests the provided codec's error-handling capabilities.
+ */
+function generateErrorTests(
+  codec: typeof base16,
+  vectors: ErrorTestVector[]
+): void {
   for (const [text, error, loose] of vectors) {
     if (loose == null || typeof loose === 'string') {
       it(`rejects "${text}"`, function() {
+        const looseMessage = loose == null ? error : loose
         expect(() => codec.parse(text)).throws(error)
-        expect(() => codec.parse(text, { loose: true })).throws(loose || error)
+        expect(() => codec.parse(text, { loose: true })).throws(looseMessage)
       })
     } else {
       it(`loosely parses "${text}"`, function() {
diff --git a/tsconfig.json b/tsconfig.json
new file mode 100644
index 0000000..bdbf53f
--- /dev/null
+++ b/tsconfig.json
@@ -0,0 +1,15 @@
+{
+  "compilerOptions": {
+    "declaration": true,
+    "declarationDir": "lib",
+    "emitDeclarationOnly": true,
+
+    "esModuleInterop": true,
+    "lib": ["es2015"],
+    "module": "es2015",
+    "target": "es2015",
+
+    "strict": true
+  },
+  "exclude": ["node_modules", "lib"]
+}
diff --git a/yarn.lock b/yarn.lock
index 2183557..7b5b3c0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -63,6 +63,18 @@
     "@babel/traverse" "^7.4.4"
     "@babel/types" "^7.4.4"
 
+"@babel/helper-create-class-features-plugin@^7.6.0":
+  version "7.6.0"
+  resolved "https://registry.yarnpkg.com/@babel/helper-create-class-features-plugin/-/helper-create-class-features-plugin-7.6.0.tgz#769711acca889be371e9bc2eb68641d55218021f"
+  integrity sha512-O1QWBko4fzGju6VoVvrZg0RROCVifcLxiApnGP3OWfWzvxRZFCoBD81K5ur5e3bVY2Vf/5rIJm8cqPKn8HUJng==
+  dependencies:
+    "@babel/helper-function-name" "^7.1.0"
+    "@babel/helper-member-expression-to-functions" "^7.5.5"
+    "@babel/helper-optimise-call-expression" "^7.0.0"
+    "@babel/helper-plugin-utils" "^7.0.0"
+    "@babel/helper-replace-supers" "^7.5.5"
+    "@babel/helper-split-export-declaration" "^7.4.4"
+
 "@babel/helper-define-map@^7.5.5":
   version "7.5.5"
   resolved "https://registry.yarnpkg.com/@babel/helper-define-map/-/helper-define-map-7.5.5.tgz#3dec32c2046f37e09b28c93eb0b103fd2a25d369"
@@ -302,6 +314,13 @@
   dependencies:
     "@babel/helper-plugin-utils" "^7.0.0"
 
+"@babel/plugin-syntax-typescript@^7.2.0":
+  version "7.3.3"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-syntax-typescript/-/plugin-syntax-typescript-7.3.3.tgz#a7cc3f66119a9f7ebe2de5383cce193473d65991"
+  integrity sha512-dGwbSMA1YhVS8+31CnPR7LB4pcbrzcV99wQzby4uAfrkZPYZlQ7ImwdpzLqi6Z6IL02b8IAL379CaMwo0x5Lag==
+  dependencies:
+    "@babel/helper-plugin-utils" "^7.0.0"
+
 "@babel/plugin-transform-arrow-functions@^7.2.0":
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/@babel/plugin-transform-arrow-functions/-/plugin-transform-arrow-functions-7.2.0.tgz#9aeafbe4d6ffc6563bf8f8372091628f00779550"
@@ -539,6 +558,15 @@
   dependencies:
     "@babel/helper-plugin-utils" "^7.0.0"
 
+"@babel/plugin-transform-typescript@^7.6.0":
+  version "7.6.0"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-typescript/-/plugin-transform-typescript-7.6.0.tgz#48d78405f1aa856ebeea7288a48a19ed8da377a6"
+  integrity sha512-yzw7EopOOr6saONZ3KA3lpizKnWRTe+rfBqg4AmQbSow7ik7fqmzrfIqt053osLwLE2AaTqGinLM2tl6+M/uog==
+  dependencies:
+    "@babel/helper-create-class-features-plugin" "^7.6.0"
+    "@babel/helper-plugin-utils" "^7.0.0"
+    "@babel/plugin-syntax-typescript" "^7.2.0"
+
 "@babel/plugin-transform-unicode-regex@^7.6.2":
   version "7.6.2"
   resolved "https://registry.yarnpkg.com/@babel/plugin-transform-unicode-regex/-/plugin-transform-unicode-regex-7.6.2.tgz#b692aad888a7e8d8b1b214be6b9dc03d5031f698"
@@ -604,6 +632,14 @@
     js-levenshtein "^1.1.3"
     semver "^5.5.0"
 
+"@babel/preset-typescript@^7.6.0":
+  version "7.6.0"
+  resolved "https://registry.yarnpkg.com/@babel/preset-typescript/-/preset-typescript-7.6.0.tgz#25768cb8830280baf47c45ab1a519a9977498c98"
+  integrity sha512-4xKw3tTcCm0qApyT6PqM9qniseCE79xGHiUnNdKGdxNsGUc2X7WwZybqIpnTmoukg3nhPceI5KPNzNqLNeIJww==
+  dependencies:
+    "@babel/helper-plugin-utils" "^7.0.0"
+    "@babel/plugin-transform-typescript" "^7.6.0"
+
 "@babel/template@^7.1.0", "@babel/template@^7.4.0", "@babel/template@^7.4.4", "@babel/template@^7.6.0":
   version "7.6.0"
   resolved "https://registry.yarnpkg.com/@babel/template/-/template-7.6.0.tgz#7f0159c7f5012230dad64cca42ec9bdb5c9536e6"
@@ -637,12 +673,32 @@
     lodash "^4.17.13"
     to-fast-properties "^2.0.0"
 
+"@types/chai@^4.2.3":
+  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/eslint-visitor-keys@^1.0.0":
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/@types/eslint-visitor-keys/-/eslint-visitor-keys-1.0.0.tgz#1ee30d79544ca84d68d4b3cdb0af4f205663dd2d"
+  integrity sha512-OCutwjDZ4aFS6PB1UZ988C4YgwlBHJd6wCeQqaLdmadZ/7e+w79+hbMUFC1QXDNCmdyoRfAFdm0RypzwR+Qpag==
+
 "@types/estree@0.0.39":
   version "0.0.39"
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.39.tgz#e177e699ee1b8c22d23174caaa7422644389509f"
   integrity sha512-EYNwp3bU+98cpU4lAWYYL7Zz+2gryWH1qbdDTidVd6hkiR6weksdbMadyXKXNPEkQFhXM+hVO9ZygomHXp+AIw==
 
-"@types/node@^12.7.5":
+"@types/json-schema@^7.0.3":
+  version "7.0.3"
+  resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.3.tgz#bdfd69d61e464dcc81b25159c270d75a73c1a636"
+  integrity sha512-Il2DtDVRGDcqjDtE+rF8iqg1CArehSK84HZJCT7AMITlyXRBpuPhqGLDQMowraqqu1coEaimg4ZOqggt6L6L+A==
+
+"@types/mocha@^5.2.7":
+  version "5.2.7"
+  resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-5.2.7.tgz#315d570ccb56c53452ff8638738df60726d5b6ea"
+  integrity sha512-NYrtPht0wGzhwe9+/idPaBB+TqkY9AhTvOLMkThm0IoEfLaiVQZwBwyJ5puCkO3AUCWrmcoePjp2mbFocKy4SQ==
+
+"@types/node@*", "@types/node@^12.7.5":
   version "12.7.7"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-12.7.7.tgz#f9bd8c00fa9e1a8129af910fc829f6139c397d6c"
   integrity sha512-4jUncNe2tj1nmrO/34PsRpZqYVnRV1svbU78cKhuQKkMntKB/AmdLyGgswcZKjFHEHGpiY8pVD8CuVI55nP54w==
@@ -652,6 +708,53 @@
   resolved "https://registry.yarnpkg.com/@types/normalize-package-data/-/normalize-package-data-2.4.0.tgz#e486d0d97396d79beedd0a6e33f4534ff6b4973e"
   integrity sha512-f5j5b/Gf71L+dbqxIpQ4Z2WlmI/mPJ0fOkGGmFgtb6sAu97EPczzbS3/tJKxmcYDj55OX6ssqwDAWOHIYDRDGA==
 
+"@types/resolve@0.0.8":
+  version "0.0.8"
+  resolved "https://registry.yarnpkg.com/@types/resolve/-/resolve-0.0.8.tgz#f26074d238e02659e323ce1a13d041eee280e194"
+  integrity sha512-auApPaJf3NPfe18hSoJkp8EbZzer2ISk7o8mCC3M9he/a04+gbMF97NkpD2S8riMGvm4BMRI59/SZQSaLTKpsQ==
+  dependencies:
+    "@types/node" "*"
+
+"@typescript-eslint/eslint-plugin@^2.3.1":
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-2.3.1.tgz#b0b1e6b9b3f84b3e1afbdd338f4194c8ab92db21"
+  integrity sha512-VqVNEsvemviajlaWm03kVMabc6S3xCHGYuY0fReTrIIOZg+3WzB+wfw6fD3KYKerw5lYxmzogmHOZ0i7YKnuwA==
+  dependencies:
+    "@typescript-eslint/experimental-utils" "2.3.1"
+    eslint-utils "^1.4.2"
+    functional-red-black-tree "^1.0.1"
+    regexpp "^2.0.1"
+    tsutils "^3.17.1"
+
+"@typescript-eslint/experimental-utils@2.3.1":
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-2.3.1.tgz#92f2531d3e7c22e64a2cc10cfe89935deaf00f7c"
+  integrity sha512-FaZEj73o4h6Wd0Lg+R4pZiJGdR0ZYbJr+O2+RbQ1aZjX8bZcfkVDtD+qm74Dv77rfSKkDKE64UTziLBo9UYHQA==
+  dependencies:
+    "@types/json-schema" "^7.0.3"
+    "@typescript-eslint/typescript-estree" "2.3.1"
+    eslint-scope "^5.0.0"
+
+"@typescript-eslint/parser@^2.3.1":
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-2.3.1.tgz#f2b93b614d9b338825c44e75552a433e2ebf8c33"
+  integrity sha512-ZlWdzhCJ2iZnSp/VBAJ/sowFbyHycIux8t0UEH0JsKgQvfSf7949hLYFMwTXdCMeEnpP1zRTHimrR+YHzs8LIw==
+  dependencies:
+    "@types/eslint-visitor-keys" "^1.0.0"
+    "@typescript-eslint/experimental-utils" "2.3.1"
+    "@typescript-eslint/typescript-estree" "2.3.1"
+    eslint-visitor-keys "^1.1.0"
+
+"@typescript-eslint/typescript-estree@2.3.1":
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-2.3.1.tgz#62c64f149948473d06a129dc33b4fc76e6c051f9"
+  integrity sha512-9SFhUgFuePJBB6jlLkOPPhMkZNiDCr+S8Ft7yAkkP2c5x5bxPhG3pe/exMiQaF8IGyVMDW6Ul0q4/cZ+uF3uog==
+  dependencies:
+    glob "^7.1.4"
+    is-glob "^4.0.1"
+    lodash.unescape "4.0.1"
+    semver "^6.3.0"
+
 acorn-jsx@^5.0.2:
   version "5.0.2"
   resolved "https://registry.yarnpkg.com/acorn-jsx/-/acorn-jsx-5.0.2.tgz#84b68ea44b373c4f8686023a551f61a21b7c4a4f"
@@ -711,6 +814,11 @@ ansi-styles@^3.2.0, ansi-styles@^3.2.1:
   dependencies:
     color-convert "^1.9.0"
 
+any-promise@^1.0.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/any-promise/-/any-promise-1.3.0.tgz#abc6afeedcea52e809cdc0376aed3ce39635d17f"
+  integrity sha1-q8av7tzqUugJzcA3au0845Y10X8=
+
 append-transform@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/append-transform/-/append-transform-1.0.0.tgz#046a52ae582a228bd72f58acfbe2967c678759ab"
@@ -808,6 +916,11 @@ buffer-from@^1.0.0:
   resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.1.1.tgz#32713bc028f75c02fdb710d7c7bcec1f2c6070ef"
   integrity sha512-MQcXEUbCKtEo7bhqEs6560Hyd4XaovZlO/k9V3hjVUF/zwW7KBVdSK4gIt/bzwS9MbR5qob+F5jusZsb0YQK2A==
 
+builtin-modules@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-3.1.0.tgz#aad97c15131eb76b65b50ef208e7584cd76a7484"
+  integrity sha512-k0KL0aWZuBt2lrxrcASWDfwOLMnodeQjodT/1SxEQAXsHANgo6ZC/VEaSEHCXt7aSTZ4/4H5LKa+tBXmW7Vtvw==
+
 caching-transform@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/caching-transform/-/caching-transform-3.0.2.tgz#601d46b91eca87687a281e71cef99791b0efca70"
@@ -945,7 +1058,7 @@ colors@^1.3.3:
   resolved "https://registry.yarnpkg.com/colors/-/colors-1.4.0.tgz#c50491479d4c1bdaed2c9ced32cf7c7dc2360f78"
   integrity sha512-a+UqTh4kgZg/SlGvfbzDHpgRu7AAQOmmqRHJnxhRZICKFUT91brVhNNt58CMWU9PsBbv3PDCZUHbVxuDiH2mtA==
 
-commander@^2.20.0, commander@~2.20.0:
+commander@^2.19.0, commander@^2.20.0, commander@~2.20.0:
   version "2.20.0"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.0.tgz#d58bb2b5c1ee8f87b0d340027e9e94e222c5a422"
   integrity sha512-7j2y+40w61zy6YC2iRNpUe/NwhNyoXrYpHMrSunaMG64nRnaf96zO/KMQR4OyN/UnE5KLyEBnKHd4aG3rskjpQ==
@@ -1511,7 +1624,7 @@ glob@7.1.3:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-glob@^7.1.3:
+glob@^7.1.3, glob@^7.1.4:
   version "7.1.4"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.4.tgz#aa608a2f6c577ad357e1ae5a5c26d9a8d1969255"
   integrity sha512-hkLPepehmnKk41pUGm3sYxoFs/umurYfYJCerbXEyFIWcAzvpipAgVkBqqT9RBKMGjnq6kMuyYwha6csxbiM1A==
@@ -1746,6 +1859,11 @@ is-glob@^4.0.0, is-glob@^4.0.1:
   dependencies:
     is-extglob "^2.1.1"
 
+is-module@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/is-module/-/is-module-1.0.0.tgz#3258fb69f78c14d5b815d664336b4cffb6441591"
+  integrity sha1-Mlj7afeMFNW4FdZkM2tM/7ZEFZE=
+
 is-obj@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-obj/-/is-obj-1.0.1.tgz#3e4729ac1f5fde025cd7d83a896dab9f4f67db0f"
@@ -1963,6 +2081,11 @@ lodash.flattendeep@^4.4.0:
   resolved "https://registry.yarnpkg.com/lodash.flattendeep/-/lodash.flattendeep-4.4.0.tgz#fb030917f86a3134e5bc9bec0d69e0013ddfedb2"
   integrity sha1-+wMJF/hqMTTlvJvsDWngAT3f7bI=
 
+lodash.unescape@4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/lodash.unescape/-/lodash.unescape-4.0.1.tgz#bf2249886ce514cda112fae9218cdc065211fc9c"
+  integrity sha1-vyJJiGzlFM2hEvrpIYzcBlIR/Jw=
+
 lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.13, lodash@^4.17.14:
   version "4.17.15"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
@@ -2114,6 +2237,15 @@ mute-stream@0.0.7:
   resolved "https://registry.yarnpkg.com/mute-stream/-/mute-stream-0.0.7.tgz#3075ce93bc21b8fab43e1bc4da7e8115ed1e7bab"
   integrity sha1-MHXOk7whuPq0PhvE2n6BFe0ee6s=
 
+mz@^2.7.0:
+  version "2.7.0"
+  resolved "https://registry.yarnpkg.com/mz/-/mz-2.7.0.tgz#95008057a56cafadc2bc63dde7f9ff6955948e32"
+  integrity sha512-z81GNO7nnYMEhrGh9LeymoE4+Yr0Wn5McHIZMK5cfQCl+NDX08sCZgUc9/6MHni9IWuFLm1Z3HTCXu2z9fN62Q==
+  dependencies:
+    any-promise "^1.0.0"
+    object-assign "^4.0.1"
+    thenify-all "^1.0.0"
+
 natural-compare@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
@@ -2142,6 +2274,11 @@ node-environment-flags@1.0.5:
     object.getownpropertydescriptors "^2.0.3"
     semver "^5.7.0"
 
+node-modules-regexp@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/node-modules-regexp/-/node-modules-regexp-1.0.0.tgz#8d9dbe28964a4ac5712e9131642107c71e90ec40"
+  integrity sha1-jZ2+KJZKSsVxLpExZCEHxx6Q7EA=
+
 node-releases@^1.1.29:
   version "1.1.32"
   resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.32.tgz#485b35c1bf9b4d8baa105d782f8ca731e518276e"
@@ -2202,6 +2339,11 @@ nyc@^14.1.1:
     yargs "^13.2.2"
     yargs-parser "^13.0.0"
 
+object-assign@^4.0.1:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
+  integrity sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=
+
 object-inspect@^1.6.0:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/object-inspect/-/object-inspect-1.6.0.tgz#c70b6cbf72f274aab4c34c0c82f5167bf82cf15b"
@@ -2459,6 +2601,13 @@ pify@^4.0.1:
   resolved "https://registry.yarnpkg.com/pify/-/pify-4.0.1.tgz#4b2cd25c50d598735c50292224fd8c6df41e3231"
   integrity sha512-uB80kBFb/tfd68bVleG9T5GGsGPjJrLAUpR5PZIrhBnIaRTQRjqdJSsIKkOP6OAIFbj7GOrcudc5pNjZ+geV2g==
 
+pirates@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/pirates/-/pirates-4.0.1.tgz#643a92caf894566f91b2b986d2c66950a8e2fb87"
+  integrity sha512-WuNqLTbMI3tmfef2TKxlQmAiLHKtFhlsCZnPIpuv2Ow0RDVO8lfy1Opf4NUzlMXLjPl+Men7AuVdX6TA+s+uGA==
+  dependencies:
+    node-modules-regexp "^1.0.0"
+
 pkg-dir@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/pkg-dir/-/pkg-dir-2.0.0.tgz#f6d5d1109e19d63edf428e0bd57e12777615334b"
@@ -2656,7 +2805,7 @@ resolve-from@^4.0.0:
   resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-4.0.0.tgz#4abcd852ad32dd7baabfe9b40e00a36db5f392e6"
   integrity sha512-pb/MYmXstAkysRFx8piNI1tGFNQIFA3vkE3Gq4EuA1dF6gHp/+vgZqsCGJapvy8N3Q+4o7FwvquPJcnZ7RYy4g==
 
-resolve@^1.10.0, resolve@^1.11.0, resolve@^1.3.2, resolve@^1.5.0:
+resolve@^1.10.0, resolve@^1.11.0, resolve@^1.11.1, 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==
@@ -2713,6 +2862,17 @@ rollup-plugin-filesize@^6.2.0:
     gzip-size "^5.1.1"
     terser "^4.1.3"
 
+rollup-plugin-node-resolve@^5.2.0:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-node-resolve/-/rollup-plugin-node-resolve-5.2.0.tgz#730f93d10ed202473b1fb54a5997a7db8c6d8523"
+  integrity sha512-jUlyaDXts7TW2CqQ4GaO5VJ4PwwaV8VUGA7+km3n6k6xtOEacf61u0VXwN80phY/evMcaS+9eIeJ9MOyDxt5Zw==
+  dependencies:
+    "@types/resolve" "0.0.8"
+    builtin-modules "^3.1.0"
+    is-module "^1.0.0"
+    resolve "^1.11.1"
+    rollup-pluginutils "^2.8.1"
+
 rollup-plugin-uglify@^6.0.3:
   version "6.0.3"
   resolved "https://registry.yarnpkg.com/rollup-plugin-uglify/-/rollup-plugin-uglify-6.0.3.tgz#e3f776171344b580bec6c6ab8888622b67099457"
@@ -2982,6 +3142,16 @@ strip-json-comments@^3.0.1:
   resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-3.0.1.tgz#85713975a91fb87bf1b305cca77395e40d2a64a7"
   integrity sha512-VTyMAUfdm047mwKl+u79WIdrZxtFtn+nBxHeb844XBQ9uMNTuTHdx2hc5RiAJYqwTj3wc/xe5HLSdJSkJ+WfZw==
 
+sucrase@^3.10.1:
+  version "3.10.1"
+  resolved "https://registry.yarnpkg.com/sucrase/-/sucrase-3.10.1.tgz#70ce0bad0e4c8fbc3c3184dbd1797e82990d0602"
+  integrity sha512-nMOs6rFWwkYRxcKHHDjyQmC5CmLbHN2LwRyWF1n2i0kb/pq0xcB9M19TdY5Ivfcj1BsWfs+az9Ga5B0tFdE5ww==
+  dependencies:
+    commander "^2.19.0"
+    lines-and-columns "^1.1.6"
+    mz "^2.7.0"
+    pirates "^4.0.0"
+
 supports-color@6.0.0:
   version "6.0.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-6.0.0.tgz#76cfe742cf1f41bb9b1c29ad03068c05b4c0e40a"
@@ -3042,6 +3212,20 @@ text-table@^0.2.0:
   resolved "https://registry.yarnpkg.com/text-table/-/text-table-0.2.0.tgz#7f5ee823ae805207c00af2df4a84ec3fcfa570b4"
   integrity sha1-f17oI66AUgfACvLfSoTsP8+lcLQ=
 
+thenify-all@^1.0.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/thenify-all/-/thenify-all-1.6.0.tgz#1a1918d402d8fc3f98fbf234db0bcc8cc10e9726"
+  integrity sha1-GhkY1ALY/D+Y+/I02wvMjMEOlyY=
+  dependencies:
+    thenify ">= 3.1.0 < 4"
+
+"thenify@>= 3.1.0 < 4":
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/thenify/-/thenify-3.3.0.tgz#e69e38a1babe969b0108207978b9f62b88604839"
+  integrity sha1-5p44obq+lpsBCCB5eLn2K4hgSDk=
+  dependencies:
+    any-promise "^1.0.0"
+
 through@^2.3.6:
   version "2.3.8"
   resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
@@ -3059,11 +3243,18 @@ to-fast-properties@^2.0.0:
   resolved "https://registry.yarnpkg.com/to-fast-properties/-/to-fast-properties-2.0.0.tgz#dc5e698cbd079265bc73e0377681a4e4e83f616e"
   integrity sha1-3F5pjL0HkmW8c+A3doGk5Og/YW4=
 
-tslib@^1.9.0:
+tslib@^1.8.1, tslib@^1.9.0:
   version "1.10.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.10.0.tgz#c3c19f95973fb0a62973fb09d90d961ee43e5c8a"
   integrity sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ==
 
+tsutils@^3.17.1:
+  version "3.17.1"
+  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-3.17.1.tgz#ed719917f11ca0dee586272b2ac49e015a2dd759"
+  integrity sha512-kzeQ5B8H3w60nFY2g8cJIuH7JDpsALXySGtwGJ0p2LSjLgay3NdIpqq5SoOBe46bKDW2iq25irHCr8wjomUS2g==
+  dependencies:
+    tslib "^1.8.1"
+
 type-check@~0.3.2:
   version "0.3.2"
   resolved "https://registry.yarnpkg.com/type-check/-/type-check-0.3.2.tgz#5884cab512cf1d355e3fb784f30804b2b520db72"
@@ -3086,6 +3277,11 @@ type-fest@^0.6.0:
   resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.6.0.tgz#8d2a2370d3df886eb5c90ada1c5bf6188acf838b"
   integrity sha512-q+MB8nYR1KDLrgr4G5yemftpMC7/QLqVndBmEEdqzmNj5dcFOO4Oo8qlwZE3ULT3+Zim1F8Kq4cBnikNhlCMlg==
 
+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==
+
 uglify-js@^3.1.4, uglify-js@^3.4.9:
   version "3.6.0"
   resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.6.0.tgz#704681345c53a8b2079fb6cec294b05ead242ff5"