diff --git a/package-lock.json b/package-lock.json
index 48a4b61..3c1bda9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -32,7 +32,8 @@
         "madge": "5.0.1",
         "mailgun.js": "3.5.9",
         "nyc": "15.1.0",
-        "semantic-release": "21.0.2"
+        "semantic-release": "21.0.2",
+        "typescript": "^5.2.2"
       },
       "engines": {
         "node": ">=12"
@@ -4825,6 +4826,19 @@
       "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
       "dev": true
     },
+    "node_modules/dependency-tree/node_modules/typescript": {
+      "version": "3.9.10",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
+      "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+      "dev": true,
+      "bin": {
+        "tsc": "bin/tsc",
+        "tsserver": "bin/tsserver"
+      },
+      "engines": {
+        "node": ">=4.2.0"
+      }
+    },
     "node_modules/deprecation": {
       "version": "2.3.1",
       "resolved": "https://registry.npmjs.org/deprecation/-/deprecation-2.3.1.tgz",
@@ -4975,6 +4989,19 @@
         "node": "^10.13 || >=12.0.0"
       }
     },
+    "node_modules/detective-typescript/node_modules/typescript": {
+      "version": "3.9.10",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
+      "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+      "dev": true,
+      "bin": {
+        "tsc": "bin/tsc",
+        "tsserver": "bin/tsserver"
+      },
+      "engines": {
+        "node": ">=4.2.0"
+      }
+    },
     "node_modules/dir-glob": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/dir-glob/-/dir-glob-3.0.1.tgz",
@@ -5816,6 +5843,19 @@
       "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
       "dev": true
     },
+    "node_modules/filing-cabinet/node_modules/typescript": {
+      "version": "3.9.10",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
+      "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+      "dev": true,
+      "bin": {
+        "tsc": "bin/tsc",
+        "tsserver": "bin/tsserver"
+      },
+      "engines": {
+        "node": ">=4.2.0"
+      }
+    },
     "node_modules/fill-range": {
       "version": "7.0.1",
       "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
@@ -7547,6 +7587,19 @@
         "node": ">=8"
       }
     },
+    "node_modules/madge/node_modules/typescript": {
+      "version": "3.9.10",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
+      "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+      "dev": true,
+      "bin": {
+        "tsc": "bin/tsc",
+        "tsserver": "bin/tsserver"
+      },
+      "engines": {
+        "node": ">=4.2.0"
+      }
+    },
     "node_modules/mailgun.js": {
       "version": "3.5.9",
       "resolved": "https://registry.npmjs.org/mailgun.js/-/mailgun.js-3.5.9.tgz",
@@ -13320,16 +13373,16 @@
       }
     },
     "node_modules/typescript": {
-      "version": "3.9.10",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
-      "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+      "version": "5.2.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.2.2.tgz",
+      "integrity": "sha512-mI4WrpHsbCIcwT9cF4FZvr80QUeKvsUsUvKDoR+X/7XHQH98xYD8YHZg7ANtz2GtZt/CBq2QJ0thkGJMHfqc1w==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
       },
       "engines": {
-        "node": ">=4.2.0"
+        "node": ">=14.17"
       }
     },
     "node_modules/uglify-js": {
@@ -17257,6 +17310,12 @@
           "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
           "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
           "dev": true
+        },
+        "typescript": {
+          "version": "3.9.10",
+          "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
+          "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+          "dev": true
         }
       }
     },
@@ -17377,6 +17436,14 @@
         "ast-module-types": "^2.7.1",
         "node-source-walk": "^4.2.0",
         "typescript": "^3.9.7"
+      },
+      "dependencies": {
+        "typescript": {
+          "version": "3.9.10",
+          "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
+          "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+          "dev": true
+        }
       }
     },
     "dir-glob": {
@@ -17985,6 +18052,12 @@
           "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
           "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
           "dev": true
+        },
+        "typescript": {
+          "version": "3.9.10",
+          "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
+          "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+          "dev": true
         }
       }
     },
@@ -19269,6 +19342,12 @@
           "requires": {
             "has-flag": "^4.0.0"
           }
+        },
+        "typescript": {
+          "version": "3.9.10",
+          "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
+          "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+          "dev": true
         }
       }
     },
@@ -23375,9 +23454,9 @@
       }
     },
     "typescript": {
-      "version": "3.9.10",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
-      "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+      "version": "5.2.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.2.2.tgz",
+      "integrity": "sha512-mI4WrpHsbCIcwT9cF4FZvr80QUeKvsUsUvKDoR+X/7XHQH98xYD8YHZg7ANtz2GtZt/CBq2QJ0thkGJMHfqc1w==",
       "dev": true
     },
     "uglify-js": {
diff --git a/package.json b/package.json
index a98a2a3..91f8fb8 100644
--- a/package.json
+++ b/package.json
@@ -50,14 +50,15 @@
     "madge": "5.0.1",
     "mailgun.js": "3.5.9",
     "nyc": "15.1.0",
-    "semantic-release": "21.0.2"
+    "semantic-release": "21.0.2",
+    "typescript": "5.2.2"
   },
   "engines": {
     "node": ">=12"
   },
   "scripts": {
     "build:watch": "babel src --out-dir lib --source-maps --watch",
-    "build": "babel src --out-dir lib --source-maps",
+    "build": "babel src --out-dir lib --source-maps && tsc",
     "lint": "eslint '{src,spec,demo}/**/*.js' 'release.config.js'",
     "lint:fix": "eslint '{src,spec,demo}/**/*.js' --fix",
     "madge": "node_modules/.bin/madge ./src $npm_config_arg",
diff --git a/tsconfig.json b/tsconfig.json
new file mode 100644
index 0000000..9091d32
--- /dev/null
+++ b/tsconfig.json
@@ -0,0 +1,12 @@
+{
+  "include": [
+    "src/**/*"
+  ],
+  "compilerOptions": {
+    "allowJs": true,
+    "declaration": true,
+    "emitDeclarationOnly": true,
+    "outDir": "lib",
+    "declarationMap": true
+  }
+}