parse<T> static method
Implementation
static DataSourceCall<T>? parse<T>(String? call) {
if (call == null) return null;
var match = CALL_PATTERN.firstMatch(call);
if (match == null) return null;
var id = match.group(1);
var operationName = match.group(2) ?? 'get';
var operation = getDataSourceOperation(operationName);
if (operation == null) return null;
var parametersStr = (match.group(3) ?? '').trim();
var parameters = decodeQueryString(parametersStr);
var dataSourceCall =
DataSourceCall.byDataSourceID(id, operation, parameters);
return dataSourceCall as DataSourceCall<T>;
}