added isWindows check, support resolving windows paths for cache obje…

…ct creation

packages/knip/src/util/path.ts

@@ -4,6 +4,8 @@ import parsedArgValues from './cli-arguments.js';
 
 const { directory } = parsedArgValues;
 
+const isWindows = () => process.platform === 'win32';
+
 export const isAbsolute = path.isAbsolute;
 
 export const dirname = path.posix.dirname;
@@ -18,8 +20,10 @@ export const toPosix = (value: string) => value.split(path.sep).join(path.posix.
 
 export const cwd = directory ? path.posix.resolve(directory) : toPosix(process.cwd());
 
-export const resolve = (...paths: string[]) =>
-  paths.length === 1 ? path.posix.join(cwd, paths[0]) : path.posix.resolve(...paths);
+export const resolve = (...paths: string[]) => {
+  const pathResolver = isWindows() ? path.win32 : path.posix;
+  return paths.length === 1 ? pathResolver.join(cwd, paths[0]) : pathResolver.resolve(...paths);
+}
 
 export const relative = (from: string, to?: string) => toPosix(path.relative(to ? from : cwd, to ?? from));