isDriveRoot function
Checks whether the path represents a Windows drive root.
Implementation
bool isDriveRoot(String path) {
if (Platform.isWindows) {
String p = path;
if (p.startsWith(kWindowsStoragePathPrefix)) {
p = p.substring(kWindowsStoragePathPrefix.length);
}
return RegExp(r'^[a-zA-Z]:[/\\]?$').hasMatch(p);
}
return false;
}