diff --git a/.eslintrc.json b/.eslintrc.json
index 20a3209..ca9ca80 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -3,7 +3,7 @@
 	"parser": "@typescript-eslint/parser",
 	"extends": ["eslint:recommended", "plugin:@typescript-eslint/recommended"],
 	"parserOptions": {
-			"ecmaVersion": 6,
+			"ecmaVersion": 2020,
 			"sourceType": "module"
 	},
 	"plugins": ["@typescript-eslint"],
diff --git a/.gitignore b/.gitignore
index 58a9a42..17da940 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,5 +7,5 @@ packages/examples/preview
 packages/examples/src/worker/external
 packages/examples/src/worker/generated
 
-tsconfig.tsbuildinfo
+*.tsbuildinfo
 *.tgz
diff --git a/.vscode/settings.json b/.vscode/settings.json
index 399f4b7..7ba8a14 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -8,6 +8,10 @@
     "[typescript]": {
         "editor.formatOnSave": true
     },
+    "eslint.codeAction.showDocumentation": {
+      "enable": true
+    },
+    "eslint.format.enable": true,
     "eslint.validate": [
         "javascript",
         "typescript"
diff --git a/package-lock.json b/package-lock.json
index 704d507..a4f9136 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -22,7 +22,8 @@
         "typedoc": "~0.23.24",
         "typedoc-plugin-markdown": "~3.14.0",
         "typescript": "~4.9.4",
-        "vite": "~4.0.4"
+        "vite": "~4.0.4",
+        "vitest": "~0.27.2"
       }
     },
     "node_modules/@esbuild/android-arm": {
@@ -518,6 +519,21 @@
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       "dev": true
     },
+    "node_modules/@types/chai": {
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.3.4.tgz",
+      "integrity": "sha512-KnRanxnpfpjUTqTCXslZSEdLfXExwgNxYPdiO2WGUj8+HDjFi8R3k5RVKPeSCzLjCcshCAtVO2QBbVuAV4kTnw==",
+      "dev": true
+    },
+    "node_modules/@types/chai-subset": {
+      "version": "1.3.3",
+      "resolved": "https://registry.npmjs.org/@types/chai-subset/-/chai-subset-1.3.3.tgz",
+      "integrity": "sha512-frBecisrNGz+F4T6bcc+NLeolfiojh5FxW2klu669+8BARtyQv2C/GkNW6FUodVe4BroGMP/wER/YDGc7rEllw==",
+      "dev": true,
+      "dependencies": {
+        "@types/chai": "*"
+      }
+    },
     "node_modules/@types/json-schema": {
       "version": "7.0.11",
       "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.11.tgz",
@@ -760,6 +776,15 @@
         "acorn": "^6.0.0 || ^7.0.0 || ^8.0.0"
       }
     },
+    "node_modules/acorn-walk": {
+      "version": "8.2.0",
+      "resolved": "https://registry.npmjs.org/acorn-walk/-/acorn-walk-8.2.0.tgz",
+      "integrity": "sha512-k+iyHEuPgSw6SbuDpGQM+06HQUa04DZ3o+F6CSzXMvvI5KMvnaEqXe+YVe555R9nn6GPt404fos4wcgpw12SDA==",
+      "dev": true,
+      "engines": {
+        "node": ">=0.4.0"
+      }
+    },
     "node_modules/ajv": {
       "version": "6.12.6",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
@@ -815,6 +840,15 @@
         "node": ">=8"
       }
     },
+    "node_modules/assertion-error": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/assertion-error/-/assertion-error-1.1.0.tgz",
+      "integrity": "sha512-jgsaNduz+ndvGyFt3uSuWqvy4lCnIJiovtouQN5JZHOKCS2QuhEdbcQHFhVksz2N2U9hXJo8odG7ETyWlEeuDw==",
+      "dev": true,
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/async": {
       "version": "2.6.4",
       "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
@@ -863,6 +897,21 @@
         "node": ">=8"
       }
     },
+    "node_modules/buffer-from": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.2.tgz",
+      "integrity": "sha512-E+XQCRwSbaaiChtv6k6Dwgc+bx+Bs6vuKJHHl5kox/BaKbhiXzqQOwK4cO22yElGp2OCmjwVhT3HmxgyPGnJfQ==",
+      "dev": true
+    },
+    "node_modules/cac": {
+      "version": "6.7.14",
+      "resolved": "https://registry.npmjs.org/cac/-/cac-6.7.14.tgz",
+      "integrity": "sha512-b6Ilus+c3RrdDk+JhLKUAQfzzgLEPy6wcXqS7f/xe1EETvsDP6GORG7SFuOs6cID5YkqchW/LXZbX5bc8j7ZcQ==",
+      "dev": true,
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/call-bind": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.2.tgz",
@@ -885,6 +934,24 @@
         "node": ">=6"
       }
     },
+    "node_modules/chai": {
+      "version": "4.3.7",
+      "resolved": "https://registry.npmjs.org/chai/-/chai-4.3.7.tgz",
+      "integrity": "sha512-HLnAzZ2iupm25PlN0xFreAlBA5zaBSv3og0DdeGA4Ar6h6rJ3A0rolRUKJhSF2V10GZKDgWF/VmAEsNWjCRB+A==",
+      "dev": true,
+      "dependencies": {
+        "assertion-error": "^1.1.0",
+        "check-error": "^1.0.2",
+        "deep-eql": "^4.1.2",
+        "get-func-name": "^2.0.0",
+        "loupe": "^2.3.1",
+        "pathval": "^1.1.1",
+        "type-detect": "^4.0.5"
+      },
+      "engines": {
+        "node": ">=4"
+      }
+    },
     "node_modules/chalk": {
       "version": "4.1.2",
       "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.2.tgz",
@@ -901,6 +968,15 @@
         "url": "https://github.com/chalk/chalk?sponsor=1"
       }
     },
+    "node_modules/check-error": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/check-error/-/check-error-1.0.2.tgz",
+      "integrity": "sha512-BrgHpW9NURQgzoNyjfq0Wu6VFO6D7IZEmJNdtgNqpzGG8RuNFHt2jQxWlAs4HMe119chBnv+34syEZtc6IhLtA==",
+      "dev": true,
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/color-convert": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
@@ -974,6 +1050,18 @@
         }
       }
     },
+    "node_modules/deep-eql": {
+      "version": "4.1.3",
+      "resolved": "https://registry.npmjs.org/deep-eql/-/deep-eql-4.1.3.tgz",
+      "integrity": "sha512-WaEtAOpRA1MQ0eohqZjpGD8zdI0Ovsm8mmFhaDN8dvDZzyoUMcYDnf5Y6iu7HTXxf8JDS23qWa4a+hKCDyOPzw==",
+      "dev": true,
+      "dependencies": {
+        "type-detect": "^4.0.0"
+      },
+      "engines": {
+        "node": ">=6"
+      }
+    },
     "node_modules/deep-is": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/deep-is/-/deep-is-0.1.4.tgz",
@@ -1463,6 +1551,15 @@
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       "dev": true
     },
+    "node_modules/get-func-name": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/get-func-name/-/get-func-name-2.0.0.tgz",
+      "integrity": "sha512-Hm0ixYtaSZ/V7C8FJrtZIuBBI+iSgL+1Aq82zSu8VQNB4S3Gk8e7Qs3VwBDJAhmRZcFqkl3tQu36g/Foh5I5ig==",
+      "dev": true,
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/get-intrinsic": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.1.3.tgz",
@@ -1874,6 +1971,18 @@
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     },
+    "node_modules/local-pkg": {
+      "version": "0.4.2",
+      "resolved": "https://registry.npmjs.org/local-pkg/-/local-pkg-0.4.2.tgz",
+      "integrity": "sha512-mlERgSPrbxU3BP4qBqAvvwlgW4MTg78iwJdGGnv7kibKjWcJksrG3t6LB5lXI93wXRDvG4NpUgJFmTG4T6rdrg==",
+      "dev": true,
+      "engines": {
+        "node": ">=14"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/antfu"
+      }
+    },
     "node_modules/locate-path": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-6.0.0.tgz",
@@ -1901,6 +2010,15 @@
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       "dev": true
     },
+    "node_modules/loupe": {
+      "version": "2.3.6",
+      "resolved": "https://registry.npmjs.org/loupe/-/loupe-2.3.6.tgz",
+      "integrity": "sha512-RaPMZKiMy8/JruncMU5Bt6na1eftNoo++R4Y+N2FrxkDVTrGvcyzFTsaGif4QTeKESheMGegbhw6iUAq+5A8zA==",
+      "dev": true,
+      "dependencies": {
+        "get-func-name": "^2.0.0"
+      }
+    },
     "node_modules/lru-cache": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-6.0.0.tgz",
@@ -1998,6 +2116,24 @@
         "mkdirp": "bin/cmd.js"
       }
     },
+    "node_modules/mlly": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/mlly/-/mlly-1.1.0.tgz",
+      "integrity": "sha512-cwzBrBfwGC1gYJyfcy8TcZU1f+dbH/T+TuOhtYP2wLv/Fb51/uV7HJQfBPtEupZ2ORLRU1EKFS/QfS3eo9+kBQ==",
+      "dev": true,
+      "dependencies": {
+        "acorn": "^8.8.1",
+        "pathe": "^1.0.0",
+        "pkg-types": "^1.0.1",
+        "ufo": "^1.0.1"
+      }
+    },
+    "node_modules/mlly/node_modules/pathe": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/pathe/-/pathe-1.0.0.tgz",
+      "integrity": "sha512-nPdMG0Pd09HuSsr7QOKUXO2Jr9eqaDiZvDwdyIhNG5SHYujkQHYKDfGQkulBxvbDHz8oHLsTgKN86LSwYzSHAg==",
+      "dev": true
+    },
     "node_modules/ms": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
@@ -2162,6 +2298,21 @@
         "node": ">=8"
       }
     },
+    "node_modules/pathe": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/pathe/-/pathe-0.2.0.tgz",
+      "integrity": "sha512-sTitTPYnn23esFR3RlqYBWn4c45WGeLcsKzQiUpXJAyfcWkolvlYpV8FLo7JishK946oQwMFUCHXQ9AjGPKExw==",
+      "dev": true
+    },
+    "node_modules/pathval": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/pathval/-/pathval-1.1.1.tgz",
+      "integrity": "sha512-Dp6zGqpTdETdR63lehJYPeIOqpiNBNtc7BpWSLrOje7UaIsE5aY92r/AunQA7rsXvet3lrJ3JnZX29UPTKXyKQ==",
+      "dev": true,
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/picocolors": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.0.tgz",
@@ -2180,6 +2331,23 @@
         "url": "https://github.com/sponsors/jonschlinkert"
       }
     },
+    "node_modules/pkg-types": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/pkg-types/-/pkg-types-1.0.1.tgz",
+      "integrity": "sha512-jHv9HB+Ho7dj6ItwppRDDl0iZRYBD0jsakHXtFgoLr+cHSF6xC+QL54sJmWxyGxOLYSHm0afhXhXcQDQqH9z8g==",
+      "dev": true,
+      "dependencies": {
+        "jsonc-parser": "^3.2.0",
+        "mlly": "^1.0.0",
+        "pathe": "^1.0.0"
+      }
+    },
+    "node_modules/pkg-types/node_modules/pathe": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/pathe/-/pathe-1.0.0.tgz",
+      "integrity": "sha512-nPdMG0Pd09HuSsr7QOKUXO2Jr9eqaDiZvDwdyIhNG5SHYujkQHYKDfGQkulBxvbDHz8oHLsTgKN86LSwYzSHAg==",
+      "dev": true
+    },
     "node_modules/portfinder": {
       "version": "1.0.32",
       "resolved": "https://registry.npmjs.org/portfinder/-/portfinder-1.0.32.tgz",
@@ -2512,6 +2680,12 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/siginfo": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/siginfo/-/siginfo-2.0.0.tgz",
+      "integrity": "sha512-ybx0WO1/8bSBLEWXZvEd7gMW3Sn3JFlW3TvX1nREbDLRNQNaeNN8WK0meBwPdAaOI7TtRRRJn/Es1zhrrCHu7g==",
+      "dev": true
+    },
     "node_modules/slash": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/slash/-/slash-3.0.0.tgz",
@@ -2539,6 +2713,22 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/source-map-support": {
+      "version": "0.5.21",
+      "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.21.tgz",
+      "integrity": "sha512-uBHU3L3czsIyYXKX88fdrGovxdSCoTGDRZ6SYXtSRxLZUzHg5P/66Ht6uoUlHu9EZod+inXhKo3qQgwXUT/y1w==",
+      "dev": true,
+      "dependencies": {
+        "buffer-from": "^1.0.0",
+        "source-map": "^0.6.0"
+      }
+    },
+    "node_modules/stackback": {
+      "version": "0.0.2",
+      "resolved": "https://registry.npmjs.org/stackback/-/stackback-0.0.2.tgz",
+      "integrity": "sha512-1XMJE5fQo1jGH6Y/7ebnwPOBEkIEnT4QF32d5R1+VXdXveM0IBMJt8zfaxX1P3QhVwrYe+576+jkANtSS2mBbw==",
+      "dev": true
+    },
     "node_modules/strip-ansi": {
       "version": "6.0.1",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.1.tgz",
@@ -2563,6 +2753,18 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/strip-literal": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/strip-literal/-/strip-literal-1.0.0.tgz",
+      "integrity": "sha512-5o4LsH1lzBzO9UFH63AJ2ad2/S2AVx6NtjOcaz+VTT2h1RiRvbipW72z8M/lxEhcPHDBQwpDrnTF7sXy/7OwCQ==",
+      "dev": true,
+      "dependencies": {
+        "acorn": "^8.8.1"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/antfu"
+      }
+    },
     "node_modules/supports-color": {
       "version": "7.2.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
@@ -2598,6 +2800,30 @@
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     },
+    "node_modules/tinybench": {
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/tinybench/-/tinybench-2.3.1.tgz",
+      "integrity": "sha512-hGYWYBMPr7p4g5IarQE7XhlyWveh1EKhy4wUBS1LrHXCKYgvz+4/jCqgmJqZxxldesn05vccrtME2RLLZNW7iA==",
+      "dev": true
+    },
+    "node_modules/tinypool": {
+      "version": "0.3.0",
+      "resolved": "https://registry.npmjs.org/tinypool/-/tinypool-0.3.0.tgz",
+      "integrity": "sha512-NX5KeqHOBZU6Bc0xj9Vr5Szbb1j8tUHIeD18s41aDJaPeC5QTdEhK0SpdpUrZlj2nv5cctNcSjaKNanXlfcVEQ==",
+      "dev": true,
+      "engines": {
+        "node": ">=14.0.0"
+      }
+    },
+    "node_modules/tinyspy": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/tinyspy/-/tinyspy-1.0.2.tgz",
+      "integrity": "sha512-bSGlgwLBYf7PnUsQ6WOc6SJ3pGOcd+d8AA6EUnLDDM0kWEstC1JIlSZA3UNliDXhd9ABoS7hiRBDCu+XP/sf1Q==",
+      "dev": true,
+      "engines": {
+        "node": ">=14.0.0"
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+    },
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@@ -2643,6 +2869,15 @@
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+      "version": "4.0.8",
+      "resolved": "https://registry.npmjs.org/type-detect/-/type-detect-4.0.8.tgz",
+      "integrity": "sha512-0fr/mIH1dlO+x7TlcMy+bIDqKPsw/70tVyeHW787goQjhmqaZe10uwLujubK9q9Lg6Fiho1KUKDYz0Z7k7g5/g==",
+      "dev": true,
+      "engines": {
+        "node": ">=4"
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+    },
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@@ -2713,6 +2948,12 @@
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+    "node_modules/ufo": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/ufo/-/ufo-1.0.1.tgz",
+      "integrity": "sha512-boAm74ubXHY7KJQZLlXrtMz52qFvpsbOxDcZOnw/Wf+LS4Mmyu7JxmzD4tDLtUQtmZECypJ0FrCz4QIe6dvKRA==",
+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.17.4.tgz",
@@ -2802,6 +3043,90 @@
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+    "node_modules/vite-node": {
+      "version": "0.27.2",
+      "resolved": "https://registry.npmjs.org/vite-node/-/vite-node-0.27.2.tgz",
+      "integrity": "sha512-IDwuVhslF10qCnWOGJui7/2KksAOBHi+UbVo6Pqt4f5lgn+kS2sVvYDsETRG5PSuslisGB5CFGvb9I6FQgymBQ==",
+      "dev": true,
+      "dependencies": {
+        "cac": "^6.7.14",
+        "debug": "^4.3.4",
+        "mlly": "^1.1.0",
+        "pathe": "^0.2.0",
+        "picocolors": "^1.0.0",
+        "source-map": "^0.6.1",
+        "source-map-support": "^0.5.21",
+        "vite": "^3.0.0 || ^4.0.0"
+      },
+      "bin": {
+        "vite-node": "vite-node.mjs"
+      },
+      "engines": {
+        "node": ">=v14.16.0"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/antfu"
+      }
+    },
+    "node_modules/vitest": {
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+      "version": "4.0.8",
+      "resolved": "https://registry.npmjs.org/type-detect/-/type-detect-4.0.8.tgz",
+      "integrity": "sha512-0fr/mIH1dlO+x7TlcMy+bIDqKPsw/70tVyeHW787goQjhmqaZe10uwLujubK9q9Lg6Fiho1KUKDYz0Z7k7g5/g==",
+      "dev": true
+    },
     "type-fest": {
       "version": "0.20.2",
       "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.20.2.tgz",
@@ -4763,6 +5316,12 @@
       "integrity": "sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg==",
       "dev": true
     },
+    "ufo": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/ufo/-/ufo-1.0.1.tgz",
+      "integrity": "sha512-boAm74ubXHY7KJQZLlXrtMz52qFvpsbOxDcZOnw/Wf+LS4Mmyu7JxmzD4tDLtUQtmZECypJ0FrCz4QIe6dvKRA==",
+      "dev": true
+    },
     "uglify-js": {
       "version": "3.17.4",
       "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.17.4.tgz",
@@ -4807,6 +5366,48 @@
         "rollup": "^3.7.0"
       }
     },
+    "vite-node": {
+      "version": "0.27.2",
+      "resolved": "https://registry.npmjs.org/vite-node/-/vite-node-0.27.2.tgz",
+      "integrity": "sha512-IDwuVhslF10qCnWOGJui7/2KksAOBHi+UbVo6Pqt4f5lgn+kS2sVvYDsETRG5PSuslisGB5CFGvb9I6FQgymBQ==",
+      "dev": true,
+      "requires": {
+        "cac": "^6.7.14",
+        "debug": "^4.3.4",
+        "mlly": "^1.1.0",
+        "pathe": "^0.2.0",
+        "picocolors": "^1.0.0",
+        "source-map": "^0.6.1",
+        "source-map-support": "^0.5.21",
+        "vite": "^3.0.0 || ^4.0.0"
+      }
+    },
+    "vitest": {
+      "version": "0.27.2",
+      "resolved": "https://registry.npmjs.org/vitest/-/vitest-0.27.2.tgz",
+      "integrity": "sha512-y7tdsL2uaQy+KF18AlmNHZe29ukyFytlxrpSTwwmgLE2XHR/aPucJP9FLjWoqjgqFlXzRAjHlFJLU+HDyI/OsA==",
+      "dev": true,
+      "requires": {
+        "@types/chai": "^4.3.4",
+        "@types/chai-subset": "^1.3.3",
+        "@types/node": "*",
+        "acorn": "^8.8.1",
+        "acorn-walk": "^8.2.0",
+        "cac": "^6.7.14",
+        "chai": "^4.3.7",
+        "debug": "^4.3.4",
+        "local-pkg": "^0.4.2",
+        "picocolors": "^1.0.0",
+        "source-map": "^0.6.1",
+        "strip-literal": "^1.0.0",
+        "tinybench": "^2.3.1",
+        "tinypool": "^0.3.0",
+        "tinyspy": "^1.0.2",
+        "vite": "^3.0.0 || ^4.0.0",
+        "vite-node": "0.27.2",
+        "why-is-node-running": "^2.2.2"
+      }
+    },
     "vscode-oniguruma": {
       "version": "1.7.0",
       "resolved": "https://registry.npmjs.org/vscode-oniguruma/-/vscode-oniguruma-1.7.0.tgz",
@@ -4837,6 +5438,16 @@
         "isexe": "^2.0.0"
       }
     },
+    "why-is-node-running": {
+      "version": "2.2.2",
+      "resolved": "https://registry.npmjs.org/why-is-node-running/-/why-is-node-running-2.2.2.tgz",
+      "integrity": "sha512-6tSwToZxTOcotxHeA+qGCq1mVzKR3CwcJGmVcY+QE8SHy6TnpFnh8PAvPNHYr7EcuVeG0QSMxtYCuO1ta/G/oA==",
+      "dev": true,
+      "requires": {
+        "siginfo": "^2.0.0",
+        "stackback": "0.0.2"
+      }
+    },
     "word-wrap": {
       "version": "1.2.3",
       "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.3.tgz",
@@ -4865,6 +5476,18 @@
         "lil-gui": "~0.17.0",
         "wtd-three-ext": "2.2.0-next.1",
         "wwobjloader2": "5.1.0-next.0"
+      },
+      "dependencies": {
+        "wtd-core": {
+          "version": "2.2.0-next.1"
+        },
+        "wtd-three-ext": {
+          "version": "2.2.0-next.1",
+          "requires": {
+            "three": "~0.148.0",
+            "wtd-core": "2.2.0-next.1"
+          }
+        }
       }
     },
     "wtd-three-ext": {
@@ -4872,7 +5495,7 @@
       "requires": {
         "@types/three": "~0.148.0",
         "three": "~0.148.0",
-        "wtd-core": "2.2.0-next.1"
+        "wtd-core": "2.2.0-next.2"
       }
     },
     "wwobjloader2": {
diff --git a/package.json b/package.json
index 81b1767..a82cad0 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
     "dev": "npx vite",
     "dev:debug": "npx vite --debug --force",
     "prerelease": "npm run build && npm run doc",
-    "test": "echo \\\"Error: no libs specified\\\" && exit 1"
+    "test": "vitest"
   },
   "keywords": [],
   "homepage": "https://github.com/kaisalmen/three-wtm#README",
@@ -44,7 +44,8 @@
     "typedoc": "~0.23.24",
     "typedoc-plugin-markdown": "~3.14.0",
     "typescript": "~4.9.4",
-    "vite": "~4.0.4"
+    "vite": "~4.0.4",
+    "vitest": "~0.27.2"
   },
   "workspaces": [
     "packages/wtd-core",
diff --git a/packages/examples/package.json b/packages/examples/package.json
index 67d9af6..45a3052 100644
--- a/packages/examples/package.json
+++ b/packages/examples/package.json
@@ -1,11 +1,12 @@
 {
   "name": "wtd-examples",
+  "version": "0.0.0",
   "type": "module",
   "private": "true",
   "scripts": {
-    "clean": "npx shx rm -fr dist tsconfig.tsbuildinfo",
+    "clean": "npx shx rm -fr dist && npx tsc --build --clean",
     "doc": "echo 'docs are not generated for examples'",
-    "lint": "npx eslint src",
+    "lint": "npx eslint src --ext .ts",
     "compile": "tsc -b",
     "watch": "tsc -w",
     "copy:worker:OBJLoader2Worker": "npx shx mkdir -p ./src/worker/generated && npx shx cp -f ../../node_modules/wwobjloader2/dist/worker/OBJLoader2Worker*.js ./src/worker/generated",
diff --git a/packages/examples/src/transferables/TransferablesTestbed.ts b/packages/examples/src/transferables/TransferablesTestbed.ts
index a48f3c6..636fe64 100644
--- a/packages/examples/src/transferables/TransferablesTestbed.ts
+++ b/packages/examples/src/transferables/TransferablesTestbed.ts
@@ -181,7 +181,7 @@ class TransferablesTestbed {
     private initTask(task: ExampleTask) {
         // fast-fail: direct resolve a void Promise
         if (!task.execute) {
-            return new Promise<void>((resolve, _reject) => {
+            return new Promise<void>((resolve) => {
                 resolve();
             });
         }
diff --git a/packages/examples/tsconfig.json b/packages/examples/tsconfig.json
index 4b5f50b..6b0bd62 100644
--- a/packages/examples/tsconfig.json
+++ b/packages/examples/tsconfig.json
@@ -3,7 +3,8 @@
   "compilerOptions": {
     "rootDir": "src",
     "outDir": "dist",
-    "declarationDir": "dist"
+    "declarationDir": "dist",
+    "noEmit": false
   },
   "references": [{
     "path": "../wtd-core",
diff --git a/packages/wtd-core/package.json b/packages/wtd-core/package.json
index fb6aef3..edccce2 100644
--- a/packages/wtd-core/package.json
+++ b/packages/wtd-core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "wtd-core",
-  "version": "2.2.0-next.1",
+  "version": "2.2.0-next.2",
   "license": "MIT",
   "type": "module",
   "main": "./dist/index.js",
@@ -38,9 +38,9 @@
     "README.md"
   ],
   "scripts": {
-    "clean": "npx shx rm -fr dist bundle tsconfig.tsbuildinfo",
+    "clean": "npx shx rm -fr dist bundle && npx tsc --build --clean",
     "doc": "npx shx rm -fr docs && npx typedoc --plugin typedoc-plugin-markdown --out docs src/index.ts",
-    "lint": "npx eslint src",
+    "lint": "npx eslint src test --ext .ts",
     "compile": "tsc -b",
     "watch": "tsc -w",
     "build:bundle": "vite --config vite.bundle.config.ts build",
diff --git a/packages/wtd-core/src/DataPayload.ts b/packages/wtd-core/src/DataPayload.ts
index 0fa7ef0..bbbe7a4 100644
--- a/packages/wtd-core/src/DataPayload.ts
+++ b/packages/wtd-core/src/DataPayload.ts
@@ -71,11 +71,12 @@ export class DataPayloadHandler implements PayloadHandlerType {
     /**
      * Applies values from parameter object via set functions or via direct assignment.
      *
-     * @param {AssociatedArrayType} objToAlter The objToAlter instance
+     * @param {object} objToAlter The objToAlter instance
      * @param {AssociatedArrayType} params The parameter object
      * @param {boolean} forceCreation Force the creation of a property
      */
-    static applyProperties(objToAlter: AssociatedArrayType, params: AssociatedArrayType, forceCreation: boolean) {
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+    static applyProperties(objToAlter: any, params: AssociatedArrayType, forceCreation: boolean) {
         for (const [k, v] of Object.entries(params)) {
             const funcName = 'set' + k.substring(0, 1).toLocaleUpperCase() + k.substring(1);
 
diff --git a/packages/wtd-core/src/WorkerTaskDirector.ts b/packages/wtd-core/src/WorkerTaskDirector.ts
index 0d40878..0c4a2c0 100644
--- a/packages/wtd-core/src/WorkerTaskDirector.ts
+++ b/packages/wtd-core/src/WorkerTaskDirector.ts
@@ -93,7 +93,7 @@ export class WorkerTaskDirector {
             }));
         }
         if (executions.length === 0) {
-            executions.push(new Promise<void>((resolve, _reject) => {
+            executions.push(new Promise<void>((resolve) => {
                 resolve();
             }));
         }
diff --git a/packages/wtd-core/test/DataPayload.test.ts b/packages/wtd-core/test/DataPayload.test.ts
new file mode 100644
index 0000000..576be89
--- /dev/null
+++ b/packages/wtd-core/test/DataPayload.test.ts
@@ -0,0 +1,87 @@
+import { describe, expect, test } from 'vitest';
+import { DataPayloadHandler } from '../src/DataPayload.js';
+
+describe('DataPayload applyProperties Tests', () => {
+    test('verify empty', () => {
+        const objToAlter = {
+            'alpha': 2
+        };
+        const params = {};
+        DataPayloadHandler.applyProperties(objToAlter, params, false);
+        expect(objToAlter).toEqual(objToAlter);
+    });
+
+    test('verify props', () => {
+        const objToAlter = {
+            'alpha': 2
+        };
+        const paramsWithProps = {
+            'alpha': 5
+        };
+        const objToAlterTarget = {
+            'alpha': 5
+        };
+        DataPayloadHandler.applyProperties(objToAlter, paramsWithProps, false);
+        expect(objToAlter).toEqual(objToAlterTarget);
+    });
+
+    test('verify props, second level', () => {
+        const objToAlter = {
+            'alpha': 2,
+            'beta': undefined
+        };
+        const paramsWithPropsL2 = {
+            'alpha': 7,
+            'beta': {
+                'beta2': true
+            }
+        };
+        const objToAlterTarget = {
+            'alpha': 7,
+            'beta': {
+                'beta2': true
+            }
+        };
+        DataPayloadHandler.applyProperties(objToAlter, paramsWithPropsL2, false);
+        expect(objToAlter).toEqual(objToAlterTarget);
+    });
+
+    class Class4ApplyProperties {
+        private coffee: string;
+        private sugar: number;
+        private milk: string;
+
+        constructor(coffee: string, sugar: number, milk: string) {
+            this.coffee = coffee;
+            this.sugar = sugar;
+            this.milk = milk;
+        }
+
+        getCoffee() {
+            return this.coffee;
+        }
+
+        getSugar() {
+            return this.sugar;
+        }
+
+        getMilk() {
+            return this.milk;
+        }
+    }
+
+    test('verify class', () => {
+        const testClassRef = new Class4ApplyProperties('columbian', 2, '0ml');
+        const testClassAlter = new Class4ApplyProperties('columbian', 2, '0ml');
+        const paramsWithProps = {
+            'milk': '20ml',
+            'sugar': 1
+        };
+        const testClassTarget = new Class4ApplyProperties('columbian', 1, '20ml');
+
+        DataPayloadHandler.applyProperties(testClassAlter, paramsWithProps, false);
+        expect(testClassAlter).toEqual(testClassTarget);
+        expect(testClassRef).not.toEqual(testClassAlter);
+        expect(testClassRef).not.toEqual(testClassTarget);
+    });
+});
diff --git a/packages/wtd-core/tsconfig.json b/packages/wtd-core/tsconfig.json
index 3f5b1f6..f24feaa 100644
--- a/packages/wtd-core/tsconfig.json
+++ b/packages/wtd-core/tsconfig.json
@@ -3,13 +3,10 @@
   "compilerOptions": {
     "rootDir": "src",
     "outDir": "dist",
-    "declarationDir": "dist"
+    "declarationDir": "dist",
+    "noEmit": false
   },
   "include": [
     "src/**/*.ts"
-  ],
-  "exclude": [
-    "./dist",
-    "./node_modules"
   ]
 }
diff --git a/packages/wtd-core/tsconfig.test.json b/packages/wtd-core/tsconfig.test.json
new file mode 100644
index 0000000..0c46e4b
--- /dev/null
+++ b/packages/wtd-core/tsconfig.test.json
@@ -0,0 +1,13 @@
+{
+  "extends": "../../tsconfig.json",
+  "compilerOptions": {
+    "noEmit": true,
+    "rootDir": "test"
+  },
+  "references": [{
+    "path": "./tsconfig.json"
+  }],
+  "include": [
+    "test/**/*"
+  ]
+}
diff --git a/packages/wtd-three-ext/package.json b/packages/wtd-three-ext/package.json
index 0236931..b227f43 100644
--- a/packages/wtd-three-ext/package.json
+++ b/packages/wtd-three-ext/package.json
@@ -1,6 +1,6 @@
 {
   "name": "wtd-three-ext",
-  "version": "2.2.0-next.1",
+  "version": "2.2.0-next.2",
   "license": "MIT",
   "type": "module",
   "main": "./dist/index.js",
@@ -38,9 +38,9 @@
     "README.md"
   ],
   "scripts": {
-    "clean": "npx shx rm -fr dist bundle tsconfig.tsbuildinfo",
+    "clean": "npx shx rm -fr dist bundle && npx tsc --build --clean",
     "doc": "npx shx rm -fr docs && npx typedoc --plugin typedoc-plugin-markdown --out docs src/index.ts",
-    "lint": "npx eslint src",
+    "lint": "npx eslint src --ext .ts",
     "compile": "tsc -b",
     "watch": "tsc -w",
     "build:bundle": "vite --config vite.bundle.config.ts build",
@@ -51,7 +51,7 @@
     "npm": "8.19.3"
   },
   "dependencies": {
-    "wtd-core": "2.2.0-next.1",
+    "wtd-core": "2.2.0-next.2",
     "three": "~0.148.0"
   },
   "devDependencies": {
diff --git a/packages/wtd-three-ext/tsconfig.json b/packages/wtd-three-ext/tsconfig.json
index 9e20cfe..0cc0f3e 100644
--- a/packages/wtd-three-ext/tsconfig.json
+++ b/packages/wtd-three-ext/tsconfig.json
@@ -6,7 +6,7 @@
     "declarationDir": "dist"
   },
   "references": [{
-    "path": "../wtd-core",
+    "path": "../wtd-core"
   }],
   "include": [
     "src/**/*.ts"
diff --git a/tsconfig.build.json b/tsconfig.build.json
index d062f92..5a48643 100644
--- a/tsconfig.build.json
+++ b/tsconfig.build.json
@@ -2,6 +2,7 @@
   "files": [],
   "references": [
       { "path": "packages/wtd-core/tsconfig.json" },
+      { "path": "packages/wtd-core/tsconfig.test.json" },
       { "path": "packages/wtd-three-ext/tsconfig.json" },
       { "path": "packages/examples/tsconfig.json" }
   ]
diff --git a/tsconfig.json b/tsconfig.json
index b509cd5..9f971b5 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -17,7 +17,7 @@
     "sourceMap": true,
     "resolveJsonModule": true,
     "esModuleInterop": true,
-    "noEmit": false,
+    "emitDeclarationOnly": false,
     "declaration": true,
     "declarationMap": true,
     "noUnusedLocals": true,
@@ -27,6 +27,11 @@
     "skipLibCheck": true
   },
   "include": [
-    "./src"
+    "**/src/**/*.ts",
+    "**/test/**/*.ts"
+  ],
+  "exclude": [
+    "**/node_modules/**/*",
+    "**/dist/**/*"
   ]
 }