extended the OptimizedSvg interface to include path, and info width and height. (#38317)

types/svgo/index.d.ts

@@ -1,9 +1,10 @@
-// Type definitions for svgo 1.2
+// Type definitions for svgo 1.3
 // Project: https://github.com/svg/svgo
 // Definitions by: Bradley Ayers <https://github.com/bradleyayers>
 //                 Gilad Gray <https://github.com/giladgray>
 //                 Aankhen <https://github.com/Aankhen>
 //                 Jan Karres <https://github.com/jankarres>
+//                 Gavin Gregory <https://github.com/gavingregory>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.2
 
@@ -201,7 +202,11 @@ interface SvgInfo {
 
 interface OptimizedSvg {
     data: string;
-    info: object;
+    info: {
+        width: string;
+        height: string;
+    };
+    path?: string;
 }
 
 declare class SVGO {

types/svgo/svgo-tests.ts

@@ -27,5 +27,16 @@ const options: SVGO.Options = {
 svgo = new SVGO(options);
 
 // SVGO instance methods
-svgo.optimize(`<?xml version="1.0" encoding="utf-8"?><svg></svg>`, { path: "filepath" })
-    .then(result => result.data, error => error);
+svgo
+  .optimize(`<?xml version="1.0" encoding="utf-8"?><svg></svg>`, {
+    path: 'filepath',
+  })
+  .then(
+    result => {
+      result.data;
+      result.info.height;
+      result.info.width;
+      result.path;
+    },
+    error => error,
+  );