Move to @types, use default generic property

.gitignore

@@ -3,4 +3,3 @@ coverage/
 node_modules/
 npm-debug.log
 dist/
-typings/

package.json

@@ -10,12 +10,12 @@
     "LICENSE"
   ],
   "scripts": {
-    "lint": "tslint \"src/**/*.ts\"",
+    "lint": "tslint \"src/**/*.ts\" --project tsconfig.json --type-check",
     "build": "rm -rf dist && tsc",
     "test-spec": "blue-tape 'dist/**/*.spec.js' | tap-spec",
     "test-cov": "istanbul cover --print none -x '*.spec.js' node_modules/blue-tape/bin/blue-tape.js -- 'dist/**/*.spec.js' | tap-spec",
     "test": "npm run build && npm run lint && npm run test-cov",
-    "prepublish": "typings install && npm run build"
+    "prepublish": "npm run build"
   },
   "repository": {
     "type": "git",
@@ -40,12 +40,13 @@
   },
   "homepage": "https://github.com/blakeembrey/setvalue",
   "devDependencies": {
+    "@types/blue-tape": "^0.1.31",
+    "@types/node": "^8.0.4",
     "blue-tape": "^1.0.0",
     "istanbul": "^0.4.4",
     "tap-spec": "^4.1.1",
     "tslint": "^5.2.0",
     "tslint-config-standard": "^6.0.0",
-    "typescript": "^2.2.1",
-    "typings": "^2.1.0"
+    "typescript": "^2.2.1"
   }
 }

src/index.ts

@@ -2,9 +2,9 @@ const _hasOwnProperty = Object.prototype.hasOwnProperty
 
 export type Path = Array<string | number | symbol>
 
-export function set (obj: any, path: Path, value: any) {
+export function set <T = any> (obj: any, path: Path, value: T): void | T {
   if (path.length === 0) {
-    return
+    return undefined
   }
 
   let res = obj
@@ -15,7 +15,7 @@ export function set (obj: any, path: Path, value: any) {
       return res[last] = value
     }
 
-    return
+    return undefined
   }
 
   for (let i = 0; i < path.length - 1; i++) {

tsconfig.json

@@ -7,6 +7,7 @@
     "declaration": true,
     "noImplicitAny": true,
     "removeComments": true,
+    "strictNullChecks": true,
     "sourceMap": true,
     "inlineSources": true
   }