permissionRoleFromString function
Converts a string to PermissionRole.
Implementation
PermissionRole permissionRoleFromString(String? value) {
return switch (value?.toUpperCase()) {
'OWNER' => PermissionRole.owner,
'WRITER' => PermissionRole.writer,
'READER' => PermissionRole.reader,
_ => PermissionRole.unspecified,
};
}