hphp/compiler/expression/user_attribute.cpp

   1 /*
   2    +----------------------------------------------------------------------+
   3    | HipHop for PHP                                                       |
   4    +----------------------------------------------------------------------+
   5    | Copyright (c) 2010-present Facebook, Inc. (http://www.facebook.com)  |
   6    +----------------------------------------------------------------------+
   7    | This source file is subject to version 3.01 of the PHP license,      |
   8    | that is bundled with this package in the file LICENSE, and is        |
   9    | available through the world-wide-web at the following url:           |
  10    | http://www.php.net/license/3_01.txt                                  |
  11    | If you did not receive a copy of the PHP license and are unable to   |
  12    | obtain it through the world-wide-web, please send a note to          |
  13    | license@php.net so we can mail you a copy immediately.               |
  14    +----------------------------------------------------------------------+
  15 */
  16
  17 #include "hphp/compiler/expression/user_attribute.h"
  18
  19 namespace HPHP {
  20
  21 ///////////////////////////////////////////////////////////////////////////////
  22
  23 // constructors/destructors
  24
  25 UserAttribute::UserAttribute
  26 (EXPRESSION_CONSTRUCTOR_PARAMETERS,
  27  const std::string& name,
  28  ExpressionPtr exp)
  29   : Expression(EXPRESSION_CONSTRUCTOR_PARAMETER_VALUES(UserAttribute)),
  30     m_name(name), m_exp(exp) {
  31   if (m_exp) {
  32     assert(m_exp->isScalar());
  33   }
  34 }
  35
  36 ExpressionPtr UserAttribute::clone() {
  37   UserAttributePtr exp(new UserAttribute(*this));
  38   Expression::deepCopy(exp);
  39   return exp;
  40 }
  41
  42 ///////////////////////////////////////////////////////////////////////////////
  43 // static analysis functions
  44
  45 void UserAttribute::analyzeProgram(AnalysisResultPtr ar) {
  46   // do nothing
  47 }
  48
  49 ///////////////////////////////////////////////////////////////////////////////
  50 // code generation functions
  51
  52 void UserAttribute::outputPHP(CodeGenerator &cg, AnalysisResultPtr ar) {
  53   cg_printf("%s", m_name.c_str());
  54   if (m_exp) {
  55     cg_printf("(");
  56     // XXX This is wrong, since it will print out "A(array(1,2))" instead
  57     // of "A(1,2)"... need to fix this
  58     m_exp->outputPHP(cg, ar);
  59     cg_printf(")");
  60   }
  61 }
  62
  63 }