chore: add defs check

ci/js-test-token.sh

@@ -9,6 +9,6 @@ cd token/js
 npm install
 npm run lint
 npm run flow
-npx tsc --esModuleInterop module.d.ts
+npm run defs
 npm run start-with-test-validator
 PROGRAM_VERSION=2.0.4 npm run start-with-test-validator

token/js/.eslintrc.js

@@ -53,4 +53,24 @@ module.exports = {
       version: 'detect',
     },
   },
+  overrides: [
+    {
+      files: ['*.js'],
+      plugins: ['flowtype'],
+      extends: ['plugin:flowtype/recommended'],
+      rules: {
+        'flowtype/no-types-missing-file-annotation': 'off',
+        'flowtype/generic-spacing': [0],
+      },
+    },
+    {
+      files: ['*.d.ts'],
+      parser: '@typescript-eslint/parser',
+      plugins: ['@typescript-eslint'],
+      rules: {
+        'no-unused-vars': 'off',
+        '@typescript-eslint/no-unused-vars': ['error'],
+      },
+    },
+  ],
 };

token/js/flow-typed/bn.js.js

@@ -1,4 +0,0 @@
-declare module 'bn.js' {
-  // TODO: Fill in types
-  declare module.exports: any;
-}

token/js/flow-typed/bs58.js

@@ -1,6 +0,0 @@
-declare module 'bs58' {
-  declare module.exports: {
-    encode(input: Buffer): string;
-    decode(input: string): Buffer;
-  };
-}

token/js/flow-typed/buffer-layout.js

@@ -1,4 +0,0 @@
-declare module 'buffer-layout' {
-  // TODO: Fill in types
-  declare module.exports: any;
-}

token/js/flow-typed/npm/bn.js_vx.x.x.js

@@ -1,10 +1,10 @@
-// flow-typed signature: 65e18196703cbb222ea294226e99826d
+// flow-typed signature: 3b419b6cce77a4dadadb68a0d0f301cd
-// flow-typed version: <<STUB>>/mkdirp_v5.0.1/flow_v0.84.0
+// flow-typed version: <<STUB>>/bn.js_v^5.1.0/flow_v0.142.0
 
 /**
  * This is an autogenerated libdef stub for:
  *
- *   'mkdirp'
+ *   'bn.js'
  *
  * Fill this stub out by replacing all the `any` types.
  *
@@ -13,7 +13,7 @@
  * https://github.com/flowtype/flow-typed
  */
 
-declare module 'mkdirp' {
+declare module 'bn.js' {
   declare module.exports: any;
 }
 
@@ -22,11 +22,11 @@ declare module 'mkdirp' {
  * require those files directly. Feel free to delete any files that aren't
  * needed.
  */
-declare module 'mkdirp/lib/index' {
+declare module 'bn.js/lib/bn' {
   declare module.exports: any;
 }
 
 // Filename aliases
-declare module 'mkdirp/lib/index.js' {
+declare module 'bn.js/lib/bn.js' {
-  declare module.exports: $Exports<'mkdirp/lib/index'>;
+  declare module.exports: $Exports<'bn.js/lib/bn'>;
 }

token/js/flow-typed/npm/buffer-layout_vx.x.x.js

@@ -0,0 +1,53 @@
+// flow-typed signature: a8fa25a70253f0b094eadea455a57eeb
+// flow-typed version: <<STUB>>/buffer-layout_v^1.2.0/flow_v0.142.0
+
+/**
+ * This is an autogenerated libdef stub for:
+ *
+ *   'buffer-layout'
+ *
+ * Fill this stub out by replacing all the `any` types.
+ *
+ * Once filled out, we encourage you to share your work with the
+ * community by sending a pull request to:
+ * https://github.com/flowtype/flow-typed
+ */
+
+declare module 'buffer-layout' {
+  declare module.exports: any;
+}
+
+/**
+ * We include stubs for each file inside this npm package in case you need to
+ * require those files directly. Feel free to delete any files that aren't
+ * needed.
+ */
+declare module 'buffer-layout/jsdoc/custom/local' {
+  declare module.exports: any;
+}
+
+declare module 'buffer-layout/lib/Layout' {
+  declare module.exports: any;
+}
+
+declare module 'buffer-layout/test/examples' {
+  declare module.exports: any;
+}
+
+declare module 'buffer-layout/test/LayoutTest' {
+  declare module.exports: any;
+}
+
+// Filename aliases
+declare module 'buffer-layout/jsdoc/custom/local.js' {
+  declare module.exports: $Exports<'buffer-layout/jsdoc/custom/local'>;
+}
+declare module 'buffer-layout/lib/Layout.js' {
+  declare module.exports: $Exports<'buffer-layout/lib/Layout'>;
+}
+declare module 'buffer-layout/test/examples.js' {
+  declare module.exports: $Exports<'buffer-layout/test/examples'>;
+}
+declare module 'buffer-layout/test/LayoutTest.js' {
+  declare module.exports: $Exports<'buffer-layout/test/LayoutTest'>;
+}

token/js/flow-typed/npm/buffer_vx.x.x.js

@@ -0,0 +1,33 @@
+// flow-typed signature: 8dedcebf9a48fa95d40824e83a7eef7d
+// flow-typed version: <<STUB>>/buffer_v6.0.1/flow_v0.130.0
+
+/**
+ * This is an autogenerated libdef stub for:
+ *
+ *   'buffer'
+ *
+ * Fill this stub out by replacing all the `any` types.
+ *
+ * Once filled out, we encourage you to share your work with the
+ * community by sending a pull request to:
+ * https://github.com/flowtype/flow-typed
+ */
+
+declare module 'buffer' {
+  declare module.exports: any;
+}
+
+/**
+ * We include stubs for each file inside this npm package in case you need to
+ * require those files directly. Feel free to delete any files that aren't
+ * needed.
+ */
+
+
+// Filename aliases
+declare module 'buffer/index' {
+  declare module.exports: $Exports<'buffer'>;
+}
+declare module 'buffer/index.js' {
+  declare module.exports: $Exports<'buffer'>;
+}

token/js/flow-typed/npm/mz_vx.x.x.js

@@ -1,5 +1,5 @@
-// flow-typed signature: ed29f42bf4f4916e4f3ba1f5e7343c9d
+// flow-typed signature: 8c41c7830553f11284b1a8a5a831bccb
-// flow-typed version: <<STUB>>/mz_v2.7.0/flow_v0.81.0
+// flow-typed version: <<STUB>>/mz_v^2.7.0/flow_v0.142.0
 
 /**
  * This is an autogenerated libdef stub for:

token/js/module.flow.js

@@ -2,14 +2,24 @@
  * Flow Library definition for spl-token
  *
  * This file is manually maintained
- *
  */
 
+import BN from 'bn.js'; // eslint-disable-line
+import {Buffer} from 'buffer';
+import {Layout} from 'buffer-layout';
+import {
+  Account,
+  Connection,
+  PublicKey,
+  TransactionInstruction,
+} from '@solana/web3.js';
+import type {TransactionSignature} from '@solana/web3.js';
+
 declare module '@solana/spl-token' {
   declare export var TOKEN_PROGRAM_ID;
   declare export class u64 extends BN {
-    toBuffer(): Buffer;
+    toBuffer(): typeof Buffer;
-    static fromBuffer(buffer: Buffer): u64;
+    static fromBuffer(buffer: typeof Buffer): u64;
   }
   declare export type AuthorityType =
     | 'MintTokens'
@@ -17,7 +27,7 @@ declare module '@solana/spl-token' {
     | 'AccountOwner'
     | 'CloseAccount';
   declare export var NATIVE_MINT: PublicKey;
-  declare export var MintLayout: Layout;
+  declare export var MintLayout: typeof Layout;
   declare export type MintInfo = {|
     mintAuthority: null | PublicKey,
     supply: u64,
@@ -25,7 +35,7 @@ declare module '@solana/spl-token' {
     isInitialized: boolean,
     freezeAuthority: null | PublicKey,
   |};
-  declare export var AccountLayout: Layout;
+  declare export var AccountLayout: typeof Layout;
   declare export type AccountInfo = {|
     mint: PublicKey,
     owner: PublicKey,

token/js/package-lock.json

@@ -3040,6 +3040,17 @@
         "secp256k1": "^4.0.2",
         "superstruct": "^0.8.3",
         "tweetnacl": "^1.0.0"
+      },
+      "dependencies": {
+        "buffer": {
+          "version": "6.0.1",
+          "resolved": "https://registry.npmjs.org/buffer/-/buffer-6.0.1.tgz",
+          "integrity": "sha512-rVAXBwEcEoYtxnHSO5iWyhzV/O1WMtkUYWlfdLS7FjU4PnSJJHEfHXi/uHPI5EwltmOA794gN3bm3/pzuctWjQ==",
+          "requires": {
+            "base64-js": "^1.3.1",
+            "ieee754": "^1.2.1"
+          }
+        }
       }
     },
     "@szmarczak/http-timer": {
@@ -3127,6 +3138,12 @@
       "integrity": "sha512-c3Xy026kOF7QOTn00hbIllV1dLR9hG9NkSrLQgCVs8NF6sBU+VGWjD3wLPhmh1TYAc7ugCFsvHYMN4VcBN1U1A==",
       "dev": true
     },
+    "@types/json-schema": {
+      "version": "7.0.7",
+      "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.7.tgz",
+      "integrity": "sha512-cxWFQVseBm6O9Gbw1IWb8r6OS4OhSt3hPZLkFApLjM8TEXROBuQGLAH2i2gZpcXdLBIrpXuTDhH7Vbm1iXmNGA==",
+      "dev": true
+    },
     "@types/json5": {
       "version": "0.0.29",
       "resolved": "https://registry.npmjs.org/@types/json5/-/json5-0.0.29.tgz",
@@ -3177,6 +3194,175 @@
         "@types/node": "*"
       }
     },
+    "@typescript-eslint/eslint-plugin": {
+      "version": "4.14.2",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-4.14.2.tgz",
+      "integrity": "sha512-uMGfG7GFYK/nYutK/iqYJv6K/Xuog/vrRRZX9aEP4Zv1jsYXuvFUMDFLhUnc8WFv3D2R5QhNQL3VYKmvLS5zsQ==",
+      "dev": true,
+      "requires": {
+        "@typescript-eslint/experimental-utils": "4.14.2",
+        "@typescript-eslint/scope-manager": "4.14.2",
+        "debug": "^4.1.1",
+        "functional-red-black-tree": "^1.0.1",
+        "lodash": "^4.17.15",
+        "regexpp": "^3.0.0",
+        "semver": "^7.3.2",
+        "tsutils": "^3.17.1"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.3.1",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
+          "integrity": "sha512-doEwdvm4PCeK4K3RQN2ZC2BYUBaxwLARCqZmMjtF8a51J2Rb0xpVloFRnCODwqjpwnAoao4pelN8l3RJdv3gRQ==",
+          "dev": true,
+          "requires": {
+            "ms": "2.1.2"
+          }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+          "dev": true
+        }
+      }
+    },
+    "@typescript-eslint/experimental-utils": {
+      "version": "4.14.2",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/experimental-utils/-/experimental-utils-4.14.2.tgz",
+      "integrity": "sha512-mV9pmET4C2y2WlyHmD+Iun8SAEqkLahHGBkGqDVslHkmoj3VnxnGP4ANlwuxxfq1BsKdl/MPieDbohCEQgKrwA==",
+      "dev": true,
+      "requires": {
+        "@types/json-schema": "^7.0.3",
+        "@typescript-eslint/scope-manager": "4.14.2",
+        "@typescript-eslint/types": "4.14.2",
+        "@typescript-eslint/typescript-estree": "4.14.2",
+        "eslint-scope": "^5.0.0",
+        "eslint-utils": "^2.0.0"
+      }
+    },
+    "@typescript-eslint/parser": {
+      "version": "4.14.2",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-4.14.2.tgz",
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+      "dev": true,
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+        "@typescript-eslint/typescript-estree": "4.14.2",
+        "debug": "^4.1.1"
+      },
+      "dependencies": {
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+          "version": "4.3.1",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
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+          "dev": true,
+          "requires": {
+            "ms": "2.1.2"
+          }
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+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+          "dev": true
+        }
+      }
+    },
+    "@typescript-eslint/scope-manager": {
+      "version": "4.14.2",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/scope-manager/-/scope-manager-4.14.2.tgz",
+      "integrity": "sha512-cuV9wMrzKm6yIuV48aTPfIeqErt5xceTheAgk70N1V4/2Ecj+fhl34iro/vIssJlb7XtzcaD07hWk7Jk0nKghg==",
+      "dev": true,
+      "requires": {
+        "@typescript-eslint/types": "4.14.2",
+        "@typescript-eslint/visitor-keys": "4.14.2"
+      }
+    },
+    "@typescript-eslint/types": {
+      "version": "4.14.2",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-4.14.2.tgz",
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+      "dev": true
+    },
+    "@typescript-eslint/typescript-estree": {
+      "version": "4.14.2",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-4.14.2.tgz",
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+      "dev": true,
+      "requires": {
+        "@typescript-eslint/types": "4.14.2",
+        "@typescript-eslint/visitor-keys": "4.14.2",
+        "debug": "^4.1.1",
+        "globby": "^11.0.1",
+        "is-glob": "^4.0.1",
+        "lodash": "^4.17.15",
+        "semver": "^7.3.2",
+        "tsutils": "^3.17.1"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.3.1",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
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+          "dev": true,
+          "requires": {
+            "ms": "2.1.2"
+          }
+        },
+        "globby": {
+          "version": "11.0.2",
+          "resolved": "https://registry.npmjs.org/globby/-/globby-11.0.2.tgz",
+          "integrity": "sha512-2ZThXDvvV8fYFRVIxnrMQBipZQDr7MxKAmQK1vujaj9/7eF0efG7BPUKJ7jP7G5SLF37xKDXvO4S/KKLj/Z0og==",
+          "dev": true,
+          "requires": {
+            "array-union": "^2.1.0",
+            "dir-glob": "^3.0.1",
+            "fast-glob": "^3.1.1",
+            "ignore": "^5.1.4",
+            "merge2": "^1.3.0",
+            "slash": "^3.0.0"
+          }
+        },
+        "ignore": {
+          "version": "5.1.8",
+          "resolved": "https://registry.npmjs.org/ignore/-/ignore-5.1.8.tgz",
+          "integrity": "sha512-BMpfD7PpiETpBl/A6S498BaIJ6Y/ABT93ETbby2fP00v4EbvPBXWEoaR1UBPKs3iR53pJY7EtZk5KACI57i1Uw==",
+          "dev": true
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+          "dev": true
+        },
+        "slash": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/slash/-/slash-3.0.0.tgz",
+          "integrity": "sha512-g9Q1haeby36OSStwb4ntCGGGaKsaVSjQ68fBxoQcutl5fS1vuY18H3wSt3jFyFtrkx+Kz0V1G85A4MyAdDMi2Q==",
+          "dev": true
+        }
+      }
+    },
+    "@typescript-eslint/visitor-keys": {
+      "version": "4.14.2",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-4.14.2.tgz",
+      "integrity": "sha512-KBB+xLBxnBdTENs/rUgeUKO0UkPBRs2vD09oMRRIkj5BEN8PX1ToXV532desXfpQnZsYTyLLviS7JrPhdL154w==",
+      "dev": true,
+      "requires": {
+        "@typescript-eslint/types": "4.14.2",
+        "eslint-visitor-keys": "^2.0.0"
+      },
+      "dependencies": {
+        "eslint-visitor-keys": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/eslint-visitor-keys/-/eslint-visitor-keys-2.0.0.tgz",
+          "integrity": "sha512-QudtT6av5WXels9WjIM7qz1XD1cWGvX4gGXvp/zBn9nXG02D0utdU3Em2m/QjTnrsk6bBjmCygl3rmj118msQQ==",
+          "dev": true
+        }
+      }
+    },
     "JSONStream": {
       "version": "1.3.5",
       "resolved": "https://registry.npmjs.org/JSONStream/-/JSONStream-1.3.5.tgz",
@@ -4665,6 +4851,16 @@
         "pkg-dir": "^2.0.0"
       }
     },
+    "eslint-plugin-flowtype": {
+      "version": "5.2.0",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-flowtype/-/eslint-plugin-flowtype-5.2.0.tgz",
+      "integrity": "sha512-z7ULdTxuhlRJcEe1MVljePXricuPOrsWfScRXFhNzVD5dmTHWjIF57AxD0e7AbEoLSbjSsaA5S+hCg43WvpXJQ==",
+      "dev": true,
+      "requires": {
+        "lodash": "^4.17.15",
+        "string-natural-compare": "^3.0.1"
+      }
+    },
     "eslint-plugin-import": {
       "version": "2.22.1",
       "resolved": "https://registry.npmjs.org/eslint-plugin-import/-/eslint-plugin-import-2.22.1.tgz",
@@ -5212,9 +5408,9 @@
       "dev": true
     },
     "flow-bin": {
-      "version": "0.142.0",
+      "version": "0.144.0",
-      "resolved": "https://registry.npmjs.org/flow-bin/-/flow-bin-0.142.0.tgz",
+      "resolved": "https://registry.npmjs.org/flow-bin/-/flow-bin-0.144.0.tgz",
-      "integrity": "sha512-YgiapK/wrJjcgSgOWfoncbZ4vZrZWdHs+p7V9duI9zo4ehW2nM/VRrpSaWoZ+CWu3t+duGyAvupJvC6MM2l07w==",
+      "integrity": "sha512-+TeTukkfRjimaNhOHt8iQ/M33Fg8Afrm+iBHS19XzAz2fH4GwgroKCrAxDHnZoAUnmRv6jm/XngFxADlcqwYkw==",
       "dev": true
     },
     "flow-typed": {
@@ -5345,6 +5541,12 @@
           "resolved": "https://registry.npmjs.org/commander/-/commander-5.1.0.tgz",
           "integrity": "sha512-P0CysNDQ7rtVw4QIQtm+MRxV66vKFSvlsQvGYXZWR3qFU0jlMKHZZZgw8e+8DSah4UDKMqnknRDQz+xuQXQ/Zg==",
           "dev": true
+        },
+        "typescript": {
+          "version": "3.9.7",
+          "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.7.tgz",
+          "integrity": "sha512-BLbiRkiBzAwsjut4x/dsibSTB6yWpwT5qWmC2OfuCg3GgVQCSgMs4vEctYPhsaGtd0AeuuHMkjZ2h2WG8MSzRw==",
+          "dev": true
         }
       }
     },
@@ -7813,6 +8015,12 @@
         "duplexer": "~0.1.1"
       }
     },
+    "string-natural-compare": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/string-natural-compare/-/string-natural-compare-3.0.1.tgz",
+      "integrity": "sha512-n3sPwynL1nwKi3WJ6AIsClwBMa0zTi54fn2oLU6ndfTSIO05xaznjSf15PcBZU6FNWbmN5Q6cxT4V5hGvB4taw==",
+      "dev": true
+    },
     "string-width": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
@@ -8181,6 +8389,15 @@
       "integrity": "sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg==",
       "dev": true
     },
+    "tsutils": {
+      "version": "3.20.0",
+      "resolved": "https://registry.npmjs.org/tsutils/-/tsutils-3.20.0.tgz",
+      "integrity": "sha512-RYbuQuvkhuqVeXweWT3tJLKOEJ/UUw9GjNEZGWdrLLlM+611o1gwLHBpxoFJKKl25fLprp2eVthtKs5JOrNeXg==",
+      "dev": true,
+      "requires": {
+        "tslib": "^1.8.1"
+      }
+    },
     "tweetnacl": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-1.0.3.tgz",
@@ -8207,9 +8424,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "3.9.7",
+      "version": "4.1.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.7.tgz",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.3.tgz",
-      "integrity": "sha512-BLbiRkiBzAwsjut4x/dsibSTB6yWpwT5qWmC2OfuCg3GgVQCSgMs4vEctYPhsaGtd0AeuuHMkjZ2h2WG8MSzRw==",
+      "integrity": "sha512-B3ZIOf1IKeH2ixgHhj6la6xdwR9QrLC5d1VKeCSY4tvkqhF2eqd9O7txNlS0PO3GrBAFIdr3L1ndNwteUbZLYg==",
       "dev": true
     },
     "typescript-compiler": {

token/js/package.json

@@ -37,6 +37,7 @@
     "cluster:devnet": "cp cluster-devnet.env .env",
     "cluster:testnet": "cp cluster-testnet.env .env",
     "cluster:mainnet-beta": "cp cluster-mainnet-beta.env .env",
+    "defs": "set -ex; flow check-contents < module.flow.js; tsc --esModuleInterop module.d.ts",
     "pretty": "prettier --check '{,cli*/**/}*.[jt]s'",
     "pretty:fix": "prettier --write '{,cli*/**/}*.[jt]s'"
   },
@@ -44,6 +45,7 @@
     "@babel/runtime": "^7.10.5",
     "@solana/web3.js": "^0.91.0",
     "bn.js": "^5.1.0",
+    "buffer": "6.0.1",
     "buffer-layout": "^1.2.0",
     "dotenv": "8.2.0",
     "mkdirp": "1.0.4"
@@ -59,16 +61,20 @@
     "@rollup/plugin-babel": "^5.1.0",
     "@rollup/plugin-commonjs": "^17.0.0",
     "@types/bn.js": "^5.1.0",
+    "@typescript-eslint/eslint-plugin": "^4.14.2",
+    "@typescript-eslint/parser": "^4.14.2",
     "babel-eslint": "^10.1.0",
     "eslint": "^7.4.0",
+    "eslint-plugin-flowtype": "^5.2.0",
     "eslint-plugin-import": "^2.22.0",
-    "flow-bin": "0.142.0",
+    "flow-bin": "^0.144.0",
     "flow-typed": "^3.2.0",
     "mz": "^2.7.0",
     "prettier": "^2.0.5",
     "rollup": "^2.23.0",
     "rollup-plugin-copy": "^3.3.0",
     "start-server-and-test": "^1.11.6",
+    "typescript": "^4.1.3",
     "watch": "^1.0.2"
   },
   "engines": {