code: function makeModule(params, stmts) {
    stmts.splice(1, 0, makeVarMerge(params));
    params = params.map(identifier);
    var factory = functionExpression(null, params, blockStatement(stmts));
    return callExpression(identifier('xcss.om.module'), [factory]);
  }
docs: xcss.om.module(function($params ...) { $stmts ... })