undefinedVar = astUtils.getVariableByName(scope, "undefined"),
shadowed = undefinedVar && undefinedVar.defs.length > 0,
lastToken = sourceCode.getLastToken(node);
undefinedVar = astUtils.getVariableByName(scope, "undefined"),
shadowed = undefinedVar && undefinedVar.defs.length > 0,
lastToken = sourceCode.getLastToken(node);