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C++ ExpressionPtr::getLiteralString方法代码示例

本文整理汇总了C++中ExpressionPtr::getLiteralString方法的典型用法代码示例。如果您正苦于以下问题：C++ ExpressionPtr::getLiteralString方法的具体用法？C++ ExpressionPtr::getLiteralString怎么用？C++ ExpressionPtr::getLiteralString使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类ExpressionPtr的用法示例。


在下文中一共展示了ExpressionPtr::getLiteralString方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: parse_string_arg

static void parse_string_arg(ExpressionPtr exp, string &var, string &lit) {
  if (exp->is(Expression::KindOfUnaryOpExpression)) {
    UnaryOpExpressionPtr u(static_pointer_cast<UnaryOpExpression>(exp));
    if (u->getOp() == '(') {
      parse_string_arg(u->getExpression(), var, lit);
      return;
    }
  } else if (exp->is(Expression::KindOfBinaryOpExpression)) {
    BinaryOpExpressionPtr b(static_pointer_cast<BinaryOpExpression>(exp));
    if (b->getOp() == '.') {
      string v, l;
      parse_string_arg(b->getExp2(), v, l);
      if (v.empty()) {
        parse_string_arg(b->getExp1(), var, lit);
        lit += l;
        return;
      }
    }
  }
  if (exp->isLiteralString()) {
    var = "";
    lit = exp->getLiteralString();
    return;
  }
  var = exp->getText();
  lit = "";
  return;
}
开发者ID:360buyliulei，项目名称:hiphop-php，代码行数:28，代码来源:include_expression.cpp

示例2: outputStringExpr

static void outputStringExpr(CodeGenerator &cg, AnalysisResultPtr ar,
                             ExpressionPtr exp, bool asLitStr) {
  if (asLitStr && exp->isLiteralString()) {
    const std::string &s = exp->getLiteralString();
    std::string enc = string_cplus_escape(s.c_str(), s.size());
    cg_printf("\"%s\", %d", enc.c_str(), (int)s.size());
    return;
  }

  TypePtr et(exp->getExpectedType());
  exp->setExpectedType(Type::String);
  exp->outputCPP(cg, ar);
  exp->setExpectedType(et);
}
开发者ID:Gauravjeetsingh，项目名称:hiphop-php，代码行数:14，代码来源:binary_op_expression.cpp

示例3: outputStringExpr

static void outputStringExpr(CodeGenerator &cg, AnalysisResultPtr ar,
                             ExpressionPtr exp, bool asLitStr) {
  if (asLitStr && exp->isLiteralString()) {
    const std::string &s = exp->getLiteralString();
    char *enc = string_cplus_escape(s.c_str(), s.size());
    cg_printf("\"%s\", %d", enc, s.size());
    free(enc);
    return;
  }

  bool close = false;
  if ((exp->hasContext(Expression::LValue) &&
       (!exp->getActualType()->is(Type::KindOfString) ||
        (exp->getImplementedType() &&
         !exp->getImplementedType()->is(Type::KindOfString))))
      ||
      !exp->getType()->is(Type::KindOfString)) {
    cg_printf("toString(");
    close = true;
  }
  exp->outputCPP(cg, ar);
  if (close) cg_printf(")");
}
开发者ID:jahankhanna，项目名称:hiphop-php，代码行数:23，代码来源:binary_op_expression.cpp

示例4: outputCPPImpl


//.........这里部分代码省略.........
  case T_MUL_EQUAL:           cg_printf(" *= ");   break;
  case T_DIV_EQUAL:           cg_printf(" /= ");   break;
  case T_MOD_EQUAL:           cg_printf(" %%= ");  break;
  case T_AND_EQUAL:           cg_printf(" &= ");   break;
  case T_OR_EQUAL:            cg_printf(" |= ");   break;
  case T_XOR_EQUAL:           cg_printf(" ^= ");   break;
  case T_SL_EQUAL:            cg_printf(" <<= ");  break;
  case T_SR_EQUAL:            cg_printf(" >>= ");  break;
  case T_BOOLEAN_OR:          cg_printf(" || ");   break;
  case T_BOOLEAN_AND:         cg_printf(" && ");   break;
  case T_LOGICAL_OR:          cg_printf(" || ");   break;
  case T_LOGICAL_AND:         cg_printf(" && ");   break;
  default:
    switch (m_op) {
    case '+':                   cg_printf(" + ");    break;
    case '-':                   cg_printf(" - ");    break;
    case '*':                   cg_printf(" * ");    break;
    case T_SL:                  cg_printf(" << ");   break;
    case T_SR:                  cg_printf(" >> ");   break;
    default:
      cg_printf(", ");
      break;
    }
    break;
  }

  switch (m_op) {
  case '+':
  case '-':
  case '*':
  case '/': {
    TypePtr actualType = second->getActualType();

    if (actualType &&
        (actualType->is(Type::KindOfString) ||
         (m_op != '+' && actualType->is(Type::KindOfArray)))) {
      cg_printf("(Variant)(");
      second->outputCPP(cg, ar);
      cg_printf(")");
    } else {
      bool flag = castIfNeeded(getActualType(), actualType, cg, ar, getScope());
      second->outputCPP(cg, ar);
      if (flag) {
        cg_printf(")");
      }
    }
    break;
  }
  case T_INSTANCEOF:
    {
      if (second->isScalar()) {
        std::string s = second->getLiteralString();
        std::string sLower = Util::toLower(s);
        if (sLower != "") {
          cg_printString(sLower, ar, shared_from_this());
        } else {
          second->outputCPP(cg, ar);
        }
      } else {
        second->outputCPP(cg, ar);
      }
      break;
    }
  case T_PLUS_EQUAL:
  case T_MINUS_EQUAL:
  case T_MUL_EQUAL:
    {
      TypePtr t1 = first->getCPPType();
      TypePtr t2 = second->getType();
      if (t1 && !t1->is(Type::KindOfArray) &&
          t2 && Type::IsCastNeeded(ar, t2, t1)) {
        t1->outputCPPCast(cg, ar, getScope());
        cg_printf("(");
        second->outputCPP(cg, ar);
        cg_printf(")");
      } else {
        second->outputCPP(cg, ar);
      }
      break;
    }
  case T_BOOLEAN_OR:
  case T_BOOLEAN_AND:
  case T_LOGICAL_AND:
  case T_LOGICAL_OR:
    if (isUnused()) {
      cg_printf("(");
      if (second->outputCPPUnneeded(cg, ar)) {
        cg_printf(",");
      }
      cg_printf("false)");
    } else {
      second->outputCPP(cg, ar);
    }
    break;
  default:
    second->outputCPP(cg, ar);
  }

  if (wrapped) cg_printf(")");
}
开发者ID:jahankhanna，项目名称:hiphop-php，代码行数:101，代码来源:binary_op_expression.cpp

示例5: outputCPPImpl


//.........这里部分代码省略.........
            cg_printf(" - ");
            break;
        case '*':
            cg_printf(" * ");
            break;
        case T_SL:
            cg_printf(" << ");
            break;
        case T_SR:
            cg_printf(" >> ");
            break;
        default:
            cg_printf(", ");
            break;
        }
        break;
    }

    switch (m_op) {
    case '+':
    case '-':
    case '*':
    case '/':
        if (!second->outputCPPArithArg(cg, ar, m_op == '+')) {
            TypePtr argType = second->hasCPPTemp() ?
                              second->getType() : second->getActualType();
            bool flag = castIfNeeded(getActualType(), argType, cg, ar, getScope());
            second->outputCPP(cg, ar);
            if (flag) {
                cg_printf(")");
            }
        }
        break;
    case T_INSTANCEOF:
    {
        if (second->isScalar()) {
            ScalarExpressionPtr scalar =
                dynamic_pointer_cast<ScalarExpression>(second);
            bool notQuoted = scalar && !scalar->isQuoted();
            std::string s = second->getLiteralString();
            if (s == "static" && notQuoted) {
                cg_printf("FrameInjection::GetStaticClassName(fi.getThreadInfo())");
            } else if (s != "") {
                if (s == "self" && notQuoted) {
                    ClassScopeRawPtr cls = getOriginalClass();
                    if (cls) {
                        s = cls->getOriginalName();
                    }
                } else if (s == "parent" && notQuoted) {
                    ClassScopeRawPtr cls = getOriginalClass();
                    if (cls && !cls->getParent().empty()) {
                        s = cls->getParent();
                    }
                }
                cg_printString(s, ar, shared_from_this());
            } else {
                second->outputCPP(cg, ar);
            }
        } else {
            second->outputCPP(cg, ar);
        }
        break;
    }
    case T_PLUS_EQUAL:
    case T_MINUS_EQUAL:
    case T_MUL_EQUAL:
    {
        TypePtr t1 = first->getCPPType();
        TypePtr t2 = second->getType();
        if (t1 && !t1->is(Type::KindOfArray) &&
                t2 && Type::IsCastNeeded(ar, t2, t1)) {
            t1->outputCPPCast(cg, ar, getScope());
            cg_printf("(");
            second->outputCPP(cg, ar);
            cg_printf(")");
        } else {
            second->outputCPP(cg, ar);
        }
        break;
    }
    case T_BOOLEAN_OR:
    case T_BOOLEAN_AND:
    case T_LOGICAL_AND:
    case T_LOGICAL_OR:
        if (isUnused()) {
            cg_printf("(");
            if (second->outputCPPUnneeded(cg, ar)) {
                cg_printf(",");
            }
            cg_printf("false)");
        } else {
            second->outputCPP(cg, ar);
        }
        break;
    default:
        second->outputCPP(cg, ar);
    }

    if (wrapped) cg_printf(")");
}
开发者ID:elesant，项目名称:hiphop-php，代码行数:101，代码来源:binary_op_expression.cpp


注：本文中的ExpressionPtr::getLiteralString方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。