Add types for resolve-from v4

types/resolve-from/index.d.ts

@@ -0,0 +1,13 @@
+// Type definitions for resolve-from 4.0
+// Project: https://github.com/sindresorhus/resolve-from
+// Definitions by: unional <https://github.com/unional>
+//                 BendingBender <https://github.com/BendingBender>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+export = resolveFrom;
+
+declare function resolveFrom(fromDir: string, moduleId: string): string;
+
+declare namespace resolveFrom {
+    function silent(fromDir: string, moduleId: string): string | null;
+}

types/resolve-from/resolve-from-tests.ts

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+import resolveFrom = require("resolve-from");
+
+// $ExpectType string
+resolveFrom('foo', './bar');
+// $ExpectType string | null
+resolveFrom.silent('foo', './baz');

types/resolve-from/tsconfig.json

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+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "resolve-from-tests.ts"
+    ]
+}

types/resolve-from/tslint.json

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+{
+    "extends": "dtslint/dt.json"
+}