diff --git a/package.json b/package.json
index 0646971..6fbbd53 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "test-fast": "AJV_FAST_TEST=true npm run test-spec",
     "test-debug": "mocha spec/*.spec.js --debug-brk -R spec",
     "test-cov": "nyc npm run test-spec",
-    "test-ts": "tsc --target ES5 --noImplicitAny lib/ajv.d.ts",
+    "test-ts": "tsc --target ES5 --noImplicitAny --noEmit spec/typescript/index.ts",
     "bundle": "del-cli dist && node ./scripts/bundle.js . Ajv pure_getters",
     "bundle-beautify": "node ./scripts/bundle.js js-beautify",
     "build": "del-cli lib/dotjs/*.js '!lib/dotjs/index.js' && node scripts/compile-dots.js",
diff --git a/spec/typescript/index.ts b/spec/typescript/index.ts
new file mode 100644
index 0000000..0858180
--- /dev/null
+++ b/spec/typescript/index.ts
@@ -0,0 +1,60 @@
+import ajv = require("../..");
+
+// #region new()
+const options: ajv.Options = {
+    verbose: true,
+};
+
+let instance: ajv.Ajv;
+
+instance = ajv();
+instance = ajv(options);
+
+instance = new ajv();
+instance = new ajv(options);
+// #endregion new()
+
+// #region validate()
+let data = {
+    foo: 42,
+}
+
+let result = instance.validate("", data);
+
+if (typeof result === "boolean") {
+    // sync
+    console.log(result);
+} else {
+    // async
+    result.then(value => {
+        data = value;
+    });
+}
+// #endregion validate()
+
+// #region compile()
+const validator = instance.compile({});
+result = validator(data);
+
+if (typeof result === "boolean") {
+    // sync
+    console.log(result);
+} else {
+    // async
+    result.then(value => {
+        data = value;
+    });
+}
+// #endregion compile()
+
+// #region errors
+const validationError: ajv.ValidationError = new ajv.ValidationError([]);
+validationError instanceof ajv.ValidationError;
+validationError.ajv === true;
+validationError.validation === true;
+
+ajv.MissingRefError.message("", "");
+const missingRefError: ajv.MissingRefError = new ajv.MissingRefError("", "", "");
+missingRefError instanceof ajv.MissingRefError;
+missingRefError.missingRef;
+// #endregion