1*b1cdbd2cSJim Jagielski /************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski 23*b1cdbd2cSJim Jagielski 24*b1cdbd2cSJim Jagielski #ifndef ADC_CPP_TOKPROCT_HXX 25*b1cdbd2cSJim Jagielski #define ADC_CPP_TOKPROCT_HXX 26*b1cdbd2cSJim Jagielski 27*b1cdbd2cSJim Jagielski 28*b1cdbd2cSJim Jagielski 29*b1cdbd2cSJim Jagielski // USED SERVICES 30*b1cdbd2cSJim Jagielski // BASE CLASSES 31*b1cdbd2cSJim Jagielski // COMPONENTS 32*b1cdbd2cSJim Jagielski // PARAMETERS 33*b1cdbd2cSJim Jagielski 34*b1cdbd2cSJim Jagielski 35*b1cdbd2cSJim Jagielski class ParseEnvironment; 36*b1cdbd2cSJim Jagielski 37*b1cdbd2cSJim Jagielski /** is a parent class for classes, which take part in parsing tokens semantically. 38*b1cdbd2cSJim Jagielski It provides some types for them. 39*b1cdbd2cSJim Jagielski */ 40*b1cdbd2cSJim Jagielski class TokenProcessing_Types 41*b1cdbd2cSJim Jagielski { 42*b1cdbd2cSJim Jagielski public: 43*b1cdbd2cSJim Jagielski enum E_TokenDone 44*b1cdbd2cSJim Jagielski { 45*b1cdbd2cSJim Jagielski not_done = 0, 46*b1cdbd2cSJim Jagielski done = 1 47*b1cdbd2cSJim Jagielski }; 48*b1cdbd2cSJim Jagielski 49*b1cdbd2cSJim Jagielski enum E_EnvStackAction 50*b1cdbd2cSJim Jagielski { 51*b1cdbd2cSJim Jagielski stay, // same parse environment 52*b1cdbd2cSJim Jagielski push, // push sub environment 53*b1cdbd2cSJim Jagielski pop_success, // return to parent environment, parsing was successful 54*b1cdbd2cSJim Jagielski pop_failure // return to parent environment, but an error occured. 55*b1cdbd2cSJim Jagielski }; 56*b1cdbd2cSJim Jagielski 57*b1cdbd2cSJim Jagielski struct TokenProcessing_Result 58*b1cdbd2cSJim Jagielski { 59*b1cdbd2cSJim Jagielski E_TokenDone eDone; 60*b1cdbd2cSJim Jagielski E_EnvStackAction eStackAction; 61*b1cdbd2cSJim Jagielski ParseEnvironment * pEnv2Push; 62*b1cdbd2cSJim Jagielski TokenProcessing_ResultTokenProcessing_Types::TokenProcessing_Result63*b1cdbd2cSJim Jagielski TokenProcessing_Result() 64*b1cdbd2cSJim Jagielski : eDone(not_done), eStackAction(stay), pEnv2Push(0) {} ResetTokenProcessing_Types::TokenProcessing_Result65*b1cdbd2cSJim Jagielski void Reset() { eDone = not_done; eStackAction = stay; pEnv2Push = 0; } 66*b1cdbd2cSJim Jagielski }; 67*b1cdbd2cSJim Jagielski 68*b1cdbd2cSJim Jagielski enum E_ParseResult 69*b1cdbd2cSJim Jagielski { 70*b1cdbd2cSJim Jagielski res_error, 71*b1cdbd2cSJim Jagielski res_complete, 72*b1cdbd2cSJim Jagielski res_predeclaration 73*b1cdbd2cSJim Jagielski }; 74*b1cdbd2cSJim Jagielski }; 75*b1cdbd2cSJim Jagielski 76*b1cdbd2cSJim Jagielski 77*b1cdbd2cSJim Jagielski 78*b1cdbd2cSJim Jagielski #endif 79*b1cdbd2cSJim Jagielski 80