diff --git a/jest.config.js b/jest.config.js
index 46e821af..d8f208ad 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -2,7 +2,11 @@ module.exports = {
   collectCoverage: true,
   // Ensures that we collect coverage from all source files, not just tested
   // ones.
-  collectCoverageFrom: ['./src/**/*.ts', '!./src/__fixtures__/**/*'],
+  collectCoverageFrom: [
+    './src/**/*.ts',
+    '!./src/__fixtures__/**/*',
+    '!./src/**/*.test-d.ts',
+  ],
   coverageReporters: ['text', 'html'],
   coverageThreshold: {
     global: {
diff --git a/package.json b/package.json
index 99802be8..baca2331 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,9 @@
     "lint:fix": "yarn lint:eslint --fix && yarn lint:misc --write",
     "lint:misc": "prettier '**/*.json' '**/*.md' '!CHANGELOG.md' '**/*.yml' --ignore-path .gitignore",
     "prepublishOnly": "yarn build:clean && yarn lint && yarn test",
-    "test": "jest",
+    "test": "yarn test:source && yarn test:types",
+    "test:source": "jest",
+    "test:types": "tsd",
     "test:watch": "jest --watch"
   },
   "resolutions": {
@@ -58,6 +60,7 @@
     "rimraf": "^3.0.2",
     "stdio-mock": "^1.2.0",
     "ts-jest": "^28.0.8",
+    "tsd": "^0.24.1",
     "typedoc": "^0.23.10",
     "typescript": "~4.7.4"
   },
@@ -73,5 +76,8 @@
     "allowScripts": {
       "@lavamoat/preinstall-always-fail": false
     }
+  },
+  "tsd": {
+    "directory": "src"
   }
 }
diff --git a/src/hex.test-d.ts b/src/hex.test-d.ts
new file mode 100644
index 00000000..e5d8a4db
--- /dev/null
+++ b/src/hex.test-d.ts
@@ -0,0 +1,26 @@
+import { expectAssignable, expectNotAssignable } from 'tsd';
+
+import { Hex } from '.';
+
+// Valid hex strings:
+
+expectAssignable<Hex>('0x');
+
+expectAssignable<Hex>('0x0');
+
+expectAssignable<Hex>('0x😀');
+
+const embeddedString = 'test';
+expectAssignable<Hex>(`0x${embeddedString}`);
+
+// Not valid hex strings:
+
+expectNotAssignable<Hex>(`0X${embeddedString}`);
+
+expectNotAssignable<Hex>(`1x${embeddedString}`);
+
+expectNotAssignable<Hex>(0);
+
+expectNotAssignable<Hex>('0');
+
+expectNotAssignable<Hex>('🙃');
diff --git a/src/json.test-d.ts b/src/json.test-d.ts
new file mode 100644
index 00000000..c5ac4352
--- /dev/null
+++ b/src/json.test-d.ts
@@ -0,0 +1,135 @@
+/* eslint-disable @typescript-eslint/consistent-type-definitions */
+
+import { expectAssignable, expectNotAssignable } from 'tsd';
+import type { Json } from '.';
+
+// Valid Json:
+
+expectAssignable<Json>(null);
+
+expectAssignable<Json>(false);
+
+expectAssignable<Json>('');
+
+expectAssignable<Json>(0);
+
+expectAssignable<Json>([]);
+
+expectAssignable<Json>({});
+
+expectAssignable<Json>([0]);
+
+expectAssignable<Json>({ a: 0 });
+
+expectAssignable<Json>({ deeply: [{ nested: 1 }, 'mixed', 'types', 0] });
+
+expectAssignable<Json>(['array', { nested: { mixed: true, types: null } }, 0]);
+
+type JsonCompatibleType = {
+  c: number;
+};
+const jsonCompatibleType: JsonCompatibleType = { c: 0 };
+expectAssignable<Json>(jsonCompatibleType);
+
+// Invalid Json:
+
+expectNotAssignable<Json>(undefined);
+
+expectNotAssignable<Json>(new Date());
+
+expectNotAssignable<Json>(() => 0);
+
+expectNotAssignable<Json>(new Set());
+
+expectNotAssignable<Json>(new Map());
+
+expectNotAssignable<Json>(Symbol('test'));
+
+expectNotAssignable<Json>({ a: new Date() });
+
+expectNotAssignable<Json>(5 as number | undefined);
+
+interface InterfaceWithOptionalProperty {
+  a?: number;
+}
+const interfaceWithOptionalProperty: InterfaceWithOptionalProperty = { a: 0 };
+expectNotAssignable<Json>(interfaceWithOptionalProperty);
+
+interface InterfaceWithDate {
+  a: Date;
+}
+const interfaceWithDate: InterfaceWithDate = { a: new Date() };
+expectNotAssignable<Json>(interfaceWithDate);
+
+interface InterfaceWithOptionalDate {
+  a?: Date;
+}
+const interfaceWithOptionalDate: InterfaceWithOptionalDate = { a: new Date() };
+expectNotAssignable<Json>(interfaceWithOptionalDate);
+
+interface InterfaceWithUndefinedTypeUnion {
+  a: number | undefined;
+}
+const interfaceWithUndefinedTypeUnion: InterfaceWithUndefinedTypeUnion = {
+  a: 0,
+};
+expectNotAssignable<Json>(interfaceWithUndefinedTypeUnion);
+
+interface InterfaceWithFunction {
+  a: () => number;
+}
+const interfaceWithFunction: InterfaceWithFunction = { a: () => 0 };
+expectNotAssignable<Json>(interfaceWithFunction);
+
+type TypeWithDate = {
+  a: Date;
+};
+const typeWithDate: TypeWithDate = { a: new Date() };
+expectNotAssignable<Json>(typeWithDate);
+
+type TypeWithOptionalDate = {
+  a?: Date;
+};
+const typeWithOptionalDate: TypeWithOptionalDate = { a: new Date() };
+expectNotAssignable<Json>(typeWithOptionalDate);
+
+type TypeWithUndefinedTypeUnion = {
+  a: number | undefined;
+};
+const typeWithUndefinedTypeUnion: TypeWithUndefinedTypeUnion = {
+  a: 0,
+};
+expectNotAssignable<Json>(typeWithUndefinedTypeUnion);
+
+type TypeWithFunction = {
+  a: () => number;
+};
+const typeWithFunction: TypeWithFunction = { a: () => 0 };
+expectNotAssignable<Json>(typeWithFunction);
+
+type TypeWithOptionalProperty = {
+  a?: number | undefined;
+};
+const typeWithOptionalProperty: TypeWithOptionalProperty = { a: undefined };
+expectNotAssignable<Json>(typeWithOptionalProperty);
+
+// Edge cases:
+
+// The Json type doesn't protect against the `any` type.
+expectAssignable<Json>(null as any);
+
+// The Json type gets confused by interfaces. This interface is valid Json,
+// but it's incompatible with the Json type.
+interface A {
+  a: number;
+}
+const a: A = { a: 0 };
+expectNotAssignable<Json>(a);
+
+// The Json type gets confused by classes. This class instance is valid Json,
+// but it's incompatible with the Json type.
+class B {
+  a!: number;
+}
+const b = new B();
+expectNotAssignable<Json>(b);
diff --git a/yarn.lock b/yarn.lock
index 021c40a6..a013a083 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -880,6 +880,7 @@ __metadata:
     stdio-mock: ^1.2.0
     superstruct: ^0.16.5
     ts-jest: ^28.0.8
+    tsd: ^0.24.1
     typedoc: ^0.23.10
     typescript: ~4.7.4
   languageName: unknown
@@ -992,6 +993,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@tsd/typescript@npm:~4.8.3":
+  version: 4.8.4
+  resolution: "@tsd/typescript@npm:4.8.4"
+  checksum: f820d4e382bbfb59465ff4547366ec1dba10989a115ce8f23e7ecf9db20a26f8ce371bccee0da1eb28ebeac129553ab9b0f3429a31deb4b0126bd41f7a2cb9e3
+  languageName: node
+  linkType: hard
+
 "@types/babel__core@npm:^7.1.14":
   version: 7.1.19
   resolution: "@types/babel__core@npm:7.1.19"
@@ -1042,6 +1050,23 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/eslint@npm:^7.2.13":
+  version: 7.29.0
+  resolution: "@types/eslint@npm:7.29.0"
+  dependencies:
+    "@types/estree": "*"
+    "@types/json-schema": "*"
+  checksum: df13991c554954353ce8f3bb03e19da6cc71916889443d68d178d4f858b561ba4cc4a4f291c6eb9eebb7f864b12b9b9313051b3a8dfea3e513dadf3188a77bdf
+  languageName: node
+  linkType: hard
+
+"@types/estree@npm:*":
+  version: 1.0.0
+  resolution: "@types/estree@npm:1.0.0"
+  checksum: 910d97fb7092c6738d30a7430ae4786a38542023c6302b95d46f49420b797f21619cdde11fa92b338366268795884111c2eb10356e4bd2c8ad5b92941e9e6443
+  languageName: node
+  linkType: hard
+
 "@types/glob@npm:^7.1.1":
   version: 7.2.0
   resolution: "@types/glob@npm:7.2.0"
@@ -1096,7 +1121,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/json-schema@npm:^7.0.7":
+"@types/json-schema@npm:*, @types/json-schema@npm:^7.0.7":
   version: 7.0.11
   resolution: "@types/json-schema@npm:7.0.11"
   checksum: 527bddfe62db9012fccd7627794bd4c71beb77601861055d87e3ee464f2217c85fca7a4b56ae677478367bbd248dbde13553312b7d4dbc702a2f2bbf60c4018d
@@ -1117,6 +1142,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/minimist@npm:^1.2.0":
+  version: 1.2.2
+  resolution: "@types/minimist@npm:1.2.2"
+  checksum: b8da83c66eb4aac0440e64674b19564d9d86c80ae273144db9681e5eeff66f238ade9515f5006ffbfa955ceff8b89ad2bd8ec577d7caee74ba101431fb07045d
+  languageName: node
+  linkType: hard
+
 "@types/ms@npm:*":
   version: 0.7.31
   resolution: "@types/ms@npm:0.7.31"
@@ -1131,6 +1163,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/normalize-package-data@npm:^2.4.0":
+  version: 2.4.1
+  resolution: "@types/normalize-package-data@npm:2.4.1"
+  checksum: e87bccbf11f95035c89a132b52b79ce69a1e3652fe55962363063c9c0dae0fe2477ebc585e03a9652adc6f381d24ba5589cc5e51849df4ced3d3e004a7d40ed5
+  languageName: node
+  linkType: hard
+
 "@types/prettier@npm:^2.1.5":
   version: 2.7.1
   resolution: "@types/prettier@npm:2.7.1"
@@ -1480,6 +1519,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"arrify@npm:^1.0.1":
+  version: 1.0.1
+  resolution: "arrify@npm:1.0.1"
+  checksum: 745075dd4a4624ff0225c331dacb99be501a515d39bcb7c84d24660314a6ec28e68131b137e6f7e16318170842ce97538cd298fc4cd6b2cc798e0b957f2747e7
+  languageName: node
+  linkType: hard
+
 "asn1@npm:~0.2.3":
   version: 0.2.6
   resolution: "asn1@npm:0.2.6"
@@ -1733,6 +1779,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"camelcase-keys@npm:^6.2.2":
+  version: 6.2.2
+  resolution: "camelcase-keys@npm:6.2.2"
+  dependencies:
+    camelcase: ^5.3.1
+    map-obj: ^4.0.0
+    quick-lru: ^4.0.1
+  checksum: 43c9af1adf840471e54c68ab3e5fe8a62719a6b7dbf4e2e86886b7b0ff96112c945736342b837bd2529ec9d1c7d1934e5653318478d98e0cf22c475c04658e2a
+  languageName: node
+  linkType: hard
+
 "camelcase@npm:^5.3.1":
   version: 5.3.1
   resolution: "camelcase@npm:5.3.1"
@@ -1772,7 +1829,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"chalk@npm:^4.0.0":
+"chalk@npm:^4.0.0, chalk@npm:^4.1.0":
   version: 4.1.2
   resolution: "chalk@npm:4.1.2"
   dependencies:
@@ -2004,6 +2061,23 @@ __metadata:
   languageName: node
   linkType: hard
 
+"decamelize-keys@npm:^1.1.0":
+  version: 1.1.0
+  resolution: "decamelize-keys@npm:1.1.0"
+  dependencies:
+    decamelize: ^1.1.0
+    map-obj: ^1.0.0
+  checksum: 8bc5d32e035a072f5dffc1f1f3d26ca7ab1fb44a9cade34c97ab6cd1e62c81a87e718101e96de07d78cecda20a3fdb955df958e46671ccad01bb8dcf0de2e298
+  languageName: node
+  linkType: hard
+
+"decamelize@npm:^1.1.0, decamelize@npm:^1.2.0":
+  version: 1.2.0
+  resolution: "decamelize@npm:1.2.0"
+  checksum: ad8c51a7e7e0720c70ec2eeb1163b66da03e7616d7b98c9ef43cce2416395e84c1e9548dd94f5f6ffecfee9f8b94251fc57121a8b021f2ff2469b2bae247b8aa
+  languageName: node
+  linkType: hard
+
 "dedent@npm:^0.7.0":
   version: 0.7.0
   resolution: "dedent@npm:0.7.0"
@@ -2274,6 +2348,22 @@ __metadata:
   languageName: node
   linkType: hard
 
+"eslint-formatter-pretty@npm:^4.1.0":
+  version: 4.1.0
+  resolution: "eslint-formatter-pretty@npm:4.1.0"
+  dependencies:
+    "@types/eslint": ^7.2.13
+    ansi-escapes: ^4.2.1
+    chalk: ^4.1.0
+    eslint-rule-docs: ^1.1.5
+    log-symbols: ^4.0.0
+    plur: ^4.0.0
+    string-width: ^4.2.0
+    supports-hyperlinks: ^2.0.0
+  checksum: e8e0cd3843513fff32a70b036dd349fdab81d73b5e522f23685181c907a1faf2b2ebcae1688dc71d0fc026184011792f7e39b833d349df18fe2baea00d017901
+  languageName: node
+  linkType: hard
+
 "eslint-import-resolver-node@npm:^0.3.6":
   version: 0.3.6
   resolution: "eslint-import-resolver-node@npm:0.3.6"
@@ -2396,6 +2486,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"eslint-rule-docs@npm:^1.1.5":
+  version: 1.1.235
+  resolution: "eslint-rule-docs@npm:1.1.235"
+  checksum: b163596f9a05568e287b2c78f51a280092122a2e43c45fa2c200f0bd3f61877af186c641dab97620978bec96d9e2cfb621e51728044d9efe42ddc24f5a594b26
+  languageName: node
+  linkType: hard
+
 "eslint-scope@npm:^5.1.1":
   version: 5.1.1
   resolution: "eslint-scope@npm:5.1.1"
@@ -2963,7 +3060,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"globby@npm:^11.0.3":
+"globby@npm:^11.0.1, globby@npm:^11.0.3":
   version: 11.1.0
   resolution: "globby@npm:11.1.0"
   dependencies:
@@ -3001,6 +3098,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"hard-rejection@npm:^2.1.0":
+  version: 2.1.0
+  resolution: "hard-rejection@npm:2.1.0"
+  checksum: 7baaf80a0c7fff4ca79687b4060113f1529589852152fa935e6787a2bc96211e784ad4588fb3048136ff8ffc9dfcf3ae385314a5b24db32de20bea0d1597f9dc
+  languageName: node
+  linkType: hard
+
 "has-bigints@npm:^1.0.1, has-bigints@npm:^1.0.2":
   version: 1.0.2
   resolution: "has-bigints@npm:1.0.2"
@@ -3063,6 +3167,22 @@ __metadata:
   languageName: node
   linkType: hard
 
+"hosted-git-info@npm:^2.1.4":
+  version: 2.8.9
+  resolution: "hosted-git-info@npm:2.8.9"
+  checksum: c955394bdab888a1e9bb10eb33029e0f7ce5a2ac7b3f158099dc8c486c99e73809dca609f5694b223920ca2174db33d32b12f9a2a47141dc59607c29da5a62dd
+  languageName: node
+  linkType: hard
+
+"hosted-git-info@npm:^4.0.1":
+  version: 4.1.0
+  resolution: "hosted-git-info@npm:4.1.0"
+  dependencies:
+    lru-cache: ^6.0.0
+  checksum: c3f87b3c2f7eb8c2748c8f49c0c2517c9a95f35d26f4bf54b2a8cba05d2e668f3753548b6ea366b18ec8dadb4e12066e19fa382a01496b0ffa0497eb23cbe461
+  languageName: node
+  linkType: hard
+
 "html-escaper@npm:^2.0.0":
   version: 2.0.2
   resolution: "html-escaper@npm:2.0.2"
@@ -3226,6 +3346,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"irregular-plurals@npm:^3.2.0":
+  version: 3.3.0
+  resolution: "irregular-plurals@npm:3.3.0"
+  checksum: 1282d8adfb00a9718655ce21e5b096d4b31d2115c817a30e1e3254648ae4ac0f84d706cd0cad2a93c64f4bb5c5572ea8f63fcc9766f005a5362031c56d9e77b5
+  languageName: node
+  linkType: hard
+
 "is-arrayish@npm:^0.2.1":
   version: 0.2.1
   resolution: "is-arrayish@npm:0.2.1"
@@ -3259,7 +3386,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"is-core-module@npm:^2.8.1, is-core-module@npm:^2.9.0":
+"is-core-module@npm:^2.5.0, is-core-module@npm:^2.8.1, is-core-module@npm:^2.9.0":
   version: 2.10.0
   resolution: "is-core-module@npm:2.10.0"
   dependencies:
@@ -3353,6 +3480,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"is-plain-obj@npm:^1.1.0":
+  version: 1.1.0
+  resolution: "is-plain-obj@npm:1.1.0"
+  checksum: 0ee04807797aad50859652a7467481816cbb57e5cc97d813a7dcd8915da8195dc68c436010bf39d195226cde6a2d352f4b815f16f26b7bf486a5754290629931
+  languageName: node
+  linkType: hard
+
 "is-regex@npm:^1.1.4":
   version: 1.1.4
   resolution: "is-regex@npm:1.1.4"
@@ -3404,6 +3538,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"is-unicode-supported@npm:^0.1.0":
+  version: 0.1.0
+  resolution: "is-unicode-supported@npm:0.1.0"
+  checksum: a2aab86ee7712f5c2f999180daaba5f361bdad1efadc9610ff5b8ab5495b86e4f627839d085c6530363c6d6d4ecbde340fb8e54bdb83da4ba8e0865ed5513c52
+  languageName: node
+  linkType: hard
+
 "is-weakref@npm:^1.0.2":
   version: 1.0.2
   resolution: "is-weakref@npm:1.0.2"
@@ -4075,6 +4216,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"kind-of@npm:^6.0.3":
+  version: 6.0.3
+  resolution: "kind-of@npm:6.0.3"
+  checksum: 3ab01e7b1d440b22fe4c31f23d8d38b4d9b91d9f291df683476576493d5dfd2e03848a8b05813dd0c3f0e835bc63f433007ddeceb71f05cb25c45ae1b19c6d3b
+  languageName: node
+  linkType: hard
+
 "kleur@npm:^3.0.3":
   version: 3.0.3
   resolution: "kleur@npm:3.0.3"
@@ -4143,6 +4291,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"log-symbols@npm:^4.0.0":
+  version: 4.1.0
+  resolution: "log-symbols@npm:4.1.0"
+  dependencies:
+    chalk: ^4.1.0
+    is-unicode-supported: ^0.1.0
+  checksum: fce1497b3135a0198803f9f07464165e9eb83ed02ceb2273930a6f8a508951178d8cf4f0378e9d28300a2ed2bc49050995d2bd5f53ab716bb15ac84d58c6ef74
+  languageName: node
+  linkType: hard
+
 "lru-cache@npm:^6.0.0":
   version: 6.0.0
   resolution: "lru-cache@npm:6.0.0"
@@ -4215,6 +4373,20 @@ __metadata:
   languageName: node
   linkType: hard
 
+"map-obj@npm:^1.0.0":
+  version: 1.0.1
+  resolution: "map-obj@npm:1.0.1"
+  checksum: 9949e7baec2a336e63b8d4dc71018c117c3ce6e39d2451ccbfd3b8350c547c4f6af331a4cbe1c83193d7c6b786082b6256bde843db90cb7da2a21e8fcc28afed
+  languageName: node
+  linkType: hard
+
+"map-obj@npm:^4.0.0":
+  version: 4.3.0
+  resolution: "map-obj@npm:4.3.0"
+  checksum: fbc554934d1a27a1910e842bc87b177b1a556609dd803747c85ece420692380827c6ae94a95cce4407c054fa0964be3bf8226f7f2cb2e9eeee432c7c1985684e
+  languageName: node
+  linkType: hard
+
 "marked@npm:^4.0.19":
   version: 4.1.1
   resolution: "marked@npm:4.1.1"
@@ -4224,6 +4396,26 @@ __metadata:
   languageName: node
   linkType: hard
 
+"meow@npm:^9.0.0":
+  version: 9.0.0
+  resolution: "meow@npm:9.0.0"
+  dependencies:
+    "@types/minimist": ^1.2.0
+    camelcase-keys: ^6.2.2
+    decamelize: ^1.2.0
+    decamelize-keys: ^1.1.0
+    hard-rejection: ^2.1.0
+    minimist-options: 4.1.0
+    normalize-package-data: ^3.0.0
+    read-pkg-up: ^7.0.1
+    redent: ^3.0.0
+    trim-newlines: ^3.0.0
+    type-fest: ^0.18.0
+    yargs-parser: ^20.2.3
+  checksum: 99799c47247f4daeee178e3124f6ef6f84bde2ba3f37652865d5d8f8b8adcf9eedfc551dd043e2455cd8206545fd848e269c0c5ab6b594680a0ad4d3617c9639
+  languageName: node
+  linkType: hard
+
 "merge-stream@npm:^2.0.0":
   version: 2.0.0
   resolution: "merge-stream@npm:2.0.0"
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+  version: 1.0.1
+  resolution: "min-indent@npm:1.0.1"
+  checksum: bfc6dd03c5eaf623a4963ebd94d087f6f4bbbfd8c41329a7f09706b0cb66969c4ddd336abeb587bc44bc6f08e13bf90f0b374f9d71f9f01e04adc2cd6f083ef1
+  languageName: node
+  linkType: hard
+
 "minimatch@npm:^3.0.4, minimatch@npm:^3.1.1, minimatch@npm:^3.1.2":
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   resolution: "minimatch@npm:3.1.2"
@@ -4289,6 +4488,17 @@ __metadata:
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+"minimist-options@npm:4.1.0":
+  version: 4.1.0
+  resolution: "minimist-options@npm:4.1.0"
+  dependencies:
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+    is-plain-obj: ^1.1.0
+    kind-of: ^6.0.3
+  checksum: 8c040b3068811e79de1140ca2b708d3e203c8003eb9a414c1ab3cd467fc5f17c9ca02a5aef23bedc51a7f8bfbe77f87e9a7e31ec81fba304cda675b019496f4e
+  languageName: node
+  linkType: hard
+
 "minimist@npm:^1.2.0, minimist@npm:^1.2.6":
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   resolution: "minimist@npm:1.2.6"
@@ -4475,6 +4685,30 @@ __metadata:
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+"normalize-package-data@npm:^2.5.0":
+  version: 2.5.0
+  resolution: "normalize-package-data@npm:2.5.0"
+  dependencies:
+    hosted-git-info: ^2.1.4
+    resolve: ^1.10.0
+    semver: 2 || 3 || 4 || 5
+    validate-npm-package-license: ^3.0.1
+  checksum: 7999112efc35a6259bc22db460540cae06564aa65d0271e3bdfa86876d08b0e578b7b5b0028ee61b23f1cae9fc0e7847e4edc0948d3068a39a2a82853efc8499
+  languageName: node
+  linkType: hard
+
+"normalize-package-data@npm:^3.0.0":
+  version: 3.0.3
+  resolution: "normalize-package-data@npm:3.0.3"
+  dependencies:
+    hosted-git-info: ^4.0.1
+    is-core-module: ^2.5.0
+    semver: ^7.3.4
+    validate-npm-package-license: ^3.0.1
+  checksum: bbcee00339e7c26fdbc760f9b66d429258e2ceca41a5df41f5df06cc7652de8d82e8679ff188ca095cad8eff2b6118d7d866af2b68400f74602fbcbce39c160a
+  languageName: node
+  linkType: hard
+
 "normalize-path@npm:^3.0.0":
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   resolution: "normalize-path@npm:3.0.0"
@@ -4664,7 +4898,7 @@ __metadata:
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-"parse-json@npm:^5.2.0":
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   resolution: "parse-json@npm:5.2.0"
   dependencies:
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+"plur@npm:^4.0.0":
+  version: 4.0.0
+  resolution: "plur@npm:4.0.0"
+  dependencies:
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+  checksum: fea2e903efca67cc5c7a8952fca3db46ae8d9e9353373b406714977e601a5d3b628bcb043c3ad2126c6ff0e73d8020bf43af30a72dd087eff1ec240eb13b90e1
+  languageName: node
+  linkType: hard
+
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   resolution: "prelude-ls@npm:1.2.1"
@@ -4868,6 +5111,13 @@ __metadata:
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   linkType: hard
 
+"quick-lru@npm:^4.0.1":
+  version: 4.0.1
+  resolution: "quick-lru@npm:4.0.1"
+  checksum: bea46e1abfaa07023e047d3cf1716a06172c4947886c053ede5c50321893711577cb6119360f810cc3ffcd70c4d7db4069c3cee876b358ceff8596e062bd1154
+  languageName: node
+  linkType: hard
+
 "react-is@npm:^18.0.0":
   version: 18.2.0
   resolution: "react-is@npm:18.2.0"
@@ -4885,6 +5135,29 @@ __metadata:
   languageName: node
   linkType: hard
 
+"read-pkg-up@npm:^7.0.0, read-pkg-up@npm:^7.0.1":
+  version: 7.0.1
+  resolution: "read-pkg-up@npm:7.0.1"
+  dependencies:
+    find-up: ^4.1.0
+    read-pkg: ^5.2.0
+    type-fest: ^0.8.1
+  checksum: e4e93ce70e5905b490ca8f883eb9e48b5d3cebc6cd4527c25a0d8f3ae2903bd4121c5ab9c5a3e217ada0141098eeb661313c86fa008524b089b8ed0b7f165e44
+  languageName: node
+  linkType: hard
+
+"read-pkg@npm:^5.2.0":
+  version: 5.2.0
+  resolution: "read-pkg@npm:5.2.0"
+  dependencies:
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+    normalize-package-data: ^2.5.0
+    parse-json: ^5.0.0
+    type-fest: ^0.6.0
+  checksum: eb696e60528b29aebe10e499ba93f44991908c57d70f2d26f369e46b8b9afc208ef11b4ba64f67630f31df8b6872129e0a8933c8c53b7b4daf0eace536901222
+  languageName: node
+  linkType: hard
+
 "readable-stream@npm:^2.0.6":
   version: 2.3.7
   resolution: "readable-stream@npm:2.3.7"
@@ -4911,6 +5184,16 @@ __metadata:
   languageName: node
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+"redent@npm:^3.0.0":
+  version: 3.0.0
+  resolution: "redent@npm:3.0.0"
+  dependencies:
+    indent-string: ^4.0.0
+    strip-indent: ^3.0.0
+  checksum: fa1ef20404a2d399235e83cc80bd55a956642e37dd197b4b612ba7327bf87fa32745aeb4a1634b2bab25467164ab4ed9c15be2c307923dd08b0fe7c52431ae6b
+  languageName: node
+  linkType: hard
+
 "regexp.prototype.flags@npm:^1.4.3":
   version: 1.4.3
   resolution: "regexp.prototype.flags@npm:1.4.3"
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-"resolve@npm:^1.10.1, resolve@npm:^1.20.0, resolve@npm:^1.22.0":
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   resolution: "resolve@npm:1.22.1"
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-"resolve@patch:resolve@^1.10.1#~builtin<compat/resolve>, resolve@patch:resolve@^1.20.0#~builtin<compat/resolve>, resolve@patch:resolve@^1.22.0#~builtin<compat/resolve>":
+"resolve@patch:resolve@^1.10.0#~builtin<compat/resolve>, resolve@patch:resolve@^1.10.1#~builtin<compat/resolve>, resolve@patch:resolve@^1.20.0#~builtin<compat/resolve>, resolve@patch:resolve@^1.22.0#~builtin<compat/resolve>":
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   resolution: "resolve@patch:resolve@npm%3A1.22.1#~builtin<compat/resolve>::version=1.22.1&hash=07638b"
   dependencies:
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   languageName: node
   linkType: hard
 
+"semver@npm:2 || 3 || 4 || 5":
+  version: 5.7.1
+  resolution: "semver@npm:5.7.1"
+  bin:
+    semver: ./bin/semver
+  checksum: 57fd0acfd0bac382ee87cd52cd0aaa5af086a7dc8d60379dfe65fea491fb2489b6016400813930ecd61fd0952dae75c115287a1b16c234b1550887117744dfaf
+  languageName: node
+  linkType: hard
+
 "semver@npm:7.x, semver@npm:^7.2.1, semver@npm:^7.3.2, semver@npm:^7.3.5":
   version: 7.3.7
   resolution: "semver@npm:7.3.7"
@@ -5120,6 +5412,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"semver@npm:^7.3.4":
+  version: 7.3.8
+  resolution: "semver@npm:7.3.8"
+  dependencies:
+    lru-cache: ^6.0.0
+  bin:
+    semver: bin/semver.js
+  checksum: ba9c7cbbf2b7884696523450a61fee1a09930d888b7a8d7579025ad93d459b2d1949ee5bbfeb188b2be5f4ac163544c5e98491ad6152df34154feebc2cc337c1
+  languageName: node
+  linkType: hard
+
 "set-blocking@npm:^2.0.0, set-blocking@npm:~2.0.0":
   version: 2.0.0
   resolution: "set-blocking@npm:2.0.0"
@@ -5265,6 +5568,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"spdx-correct@npm:^3.0.0":
+  version: 3.1.1
+  resolution: "spdx-correct@npm:3.1.1"
+  dependencies:
+    spdx-expression-parse: ^3.0.0
+    spdx-license-ids: ^3.0.0
+  checksum: 77ce438344a34f9930feffa61be0eddcda5b55fc592906ef75621d4b52c07400a97084d8701557b13f7d2aae0cb64f808431f469e566ef3fe0a3a131dcb775a6
+  languageName: node
+  linkType: hard
+
 "spdx-exceptions@npm:^2.1.0":
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   resolution: "spdx-exceptions@npm:2.3.0"
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-"spdx-expression-parse@npm:^3.0.1":
+"spdx-expression-parse@npm:^3.0.0, spdx-expression-parse@npm:^3.0.1":
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   resolution: "spdx-expression-parse@npm:3.0.1"
   dependencies:
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   linkType: hard
 
+"strip-indent@npm:^3.0.0":
+  version: 3.0.0
+  resolution: "strip-indent@npm:3.0.0"
+  dependencies:
+    min-indent: ^1.0.0
+  checksum: 18f045d57d9d0d90cd16f72b2313d6364fd2cb4bf85b9f593523ad431c8720011a4d5f08b6591c9d580f446e78855c5334a30fb91aa1560f5d9f95ed1b4a0530
+  languageName: node
+  linkType: hard
+
 "strip-json-comments@npm:^3.1.0, strip-json-comments@npm:^3.1.1":
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   resolution: "strip-json-comments@npm:3.1.1"
@@ -5599,6 +5921,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"trim-newlines@npm:^3.0.0":
+  version: 3.0.1
+  resolution: "trim-newlines@npm:3.0.1"
+  checksum: b530f3fadf78e570cf3c761fb74fef655beff6b0f84b29209bac6c9622db75ad1417f4a7b5d54c96605dcd72734ad44526fef9f396807b90839449eb543c6206
+  languageName: node
+  linkType: hard
+
 "ts-jest@npm:^28.0.8":
   version: 28.0.8
   resolution: "ts-jest@npm:28.0.8"
@@ -5644,6 +5973,22 @@ __metadata:
   languageName: node
   linkType: hard
 
+"tsd@npm:^0.24.1":
+  version: 0.24.1
+  resolution: "tsd@npm:0.24.1"
+  dependencies:
+    "@tsd/typescript": ~4.8.3
+    eslint-formatter-pretty: ^4.1.0
+    globby: ^11.0.1
+    meow: ^9.0.0
+    path-exists: ^4.0.0
+    read-pkg-up: ^7.0.0
+  bin:
+    tsd: dist/cli.js
+  checksum: 9c0cabcfb3d5bce468e8566f849d6ba9d483a4d4a86ac9f1a34d238dee90756d3b21d52d07afca878685773efd99dab93988e4a9e0c5d836616ce12c109382be
+  languageName: node
+  linkType: hard
+
 "tslib@npm:^1.8.1":
   version: 1.14.1
   resolution: "tslib@npm:1.14.1"
@@ -5694,6 +6039,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"type-fest@npm:^0.18.0":
+  version: 0.18.1
+  resolution: "type-fest@npm:0.18.1"
+  checksum: e96dcee18abe50ec82dab6cbc4751b3a82046da54c52e3b2d035b3c519732c0b3dd7a2fa9df24efd1a38d953d8d4813c50985f215f1957ee5e4f26b0fe0da395
+  languageName: node
+  linkType: hard
+
 "type-fest@npm:^0.20.2":
   version: 0.20.2
   resolution: "type-fest@npm:0.20.2"
@@ -5708,6 +6060,20 @@ __metadata:
   languageName: node
   linkType: hard
 
+"type-fest@npm:^0.6.0":
+  version: 0.6.0
+  resolution: "type-fest@npm:0.6.0"
+  checksum: b2188e6e4b21557f6e92960ec496d28a51d68658018cba8b597bd3ef757721d1db309f120ae987abeeda874511d14b776157ff809f23c6d1ce8f83b9b2b7d60f
+  languageName: node
+  linkType: hard
+
+"type-fest@npm:^0.8.1":
+  version: 0.8.1
+  resolution: "type-fest@npm:0.8.1"
+  checksum: d61c4b2eba24009033ae4500d7d818a94fd6d1b481a8111612ee141400d5f1db46f199c014766b9fa9b31a6a7374d96fc748c6d688a78a3ce5a33123839becb7
+  languageName: node
+  linkType: hard
+
 "typedoc@npm:^0.23.10":
   version: 0.23.15
   resolution: "typedoc@npm:0.23.15"
@@ -5831,6 +6197,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"validate-npm-package-license@npm:^3.0.1":
+  version: 3.0.4
+  resolution: "validate-npm-package-license@npm:3.0.4"
+  dependencies:
+    spdx-correct: ^3.0.0
+    spdx-expression-parse: ^3.0.0
+  checksum: 35703ac889d419cf2aceef63daeadbe4e77227c39ab6287eeb6c1b36a746b364f50ba22e88591f5d017bc54685d8137bc2d328d0a896e4d3fd22093c0f32a9ad
+  languageName: node
+  linkType: hard
+
 "verror@npm:1.10.0":
   version: 1.10.0
   resolution: "verror@npm:1.10.0"
@@ -5947,7 +6323,7 @@ __metadata:
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-"yargs-parser@npm:^20.2.2":
+"yargs-parser@npm:^20.2.2, yargs-parser@npm:^20.2.3":
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   resolution: "yargs-parser@npm:20.2.9"
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