Restructured to more appropriate type definition

types/uuidv4/index.d.ts

@@ -3,32 +3,16 @@
 // Definitions by: Rindo Hinase <https://github.com/Hinaser>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
-declare const uuidv4: UUIDv4;
-
-interface UUIDv4_is {
-    (value: string): boolean;
-}
-
-type EmptyUUIDv4 = '00000000-0000-0000-0000-000000000000';
-
-interface UUIDv4_empty {
-    (): string;
-}
-
-interface UUIDv4_FromString {
-    (text: string): string;
-}
-
-interface UUIDv4 {
-    (): string;
-    is: UUIDv4_is;
-    empty: UUIDv4_empty;
-    fromString: UUIDv4_FromString;
-}
-
-// If you read this because linter warns you like '... has no default export'
-// please try to write import statement like
-//     import * as uuidv4 from 'uuidv4'
-// rather than
-//     import uuidv4 from 'uuidv4'
 export = uuidv4;
+
+declare function uuidv4(): string;
+
+declare namespace uuidv4 {
+    type EmptyUUIDv4 = '00000000-0000-0000-0000-000000000000';
+
+    function is(value: string): boolean;
+
+    function empty(): string;
+
+    function fromString(text: string): string;
+}