root/trunk/compiler/cppAst/ast/statements/Statement.hpp
| 7 | krennw | /**
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*
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* OOAS Compiler - C++ AST
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*
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* Copyright 2015, AIT Austrian Institute of Technology.
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* All rights reserved.
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*
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* SEE THE "LICENSE" FILE FOR THE TERMS UNDER WHICH THIS FILE IS PROVIDED.
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*
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* If you modify the file please update the list of contributors below to in-
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* clude your name. Please also stick to the coding convention of using TABs
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* to do the basic (block-level) indentation and spaces for anything after
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* that. (Enable the display of special chars and it should be pretty obvious
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* what this means.) Also, remove all trailing whitespace.
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*
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* Contributors:
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* Willibald Krenn (AIT)
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* Stephan Zimmerer (AIT)
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* Christoph Czurda (AIT)
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*
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*/
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| 2 | krennw | ||
#pragma once
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#include <base/TiresiasObject.hpp>
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#include <ast/AstElement.hpp>
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#include <cstdint>
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#include <base/Exceptions.hpp>
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namespace Ast {
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/**
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* You must not change the assigned values as this
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* needs to be kept in sync with the definitions in Argos!
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*/
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enum class StatementKind : std::uint8_t {
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GuardedCommand = 0,
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Call = 1,
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Assignment = 2,
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SeqBlock = 3,
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NondetBlock = 4,
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PrioBlock = 5,
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Skip = 6,
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Abort = 7,
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Kill = 8,
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QualConstraint = 9,
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Break = 10,
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STATEMENTKIND_LAST_ITEM = Break
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};
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#define STATEMENTKIND_NR_ITEMS ((std::uint8_t)StatementKind::STATEMENTKIND_LAST_ITEM + 1)
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class Statement:
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public AstElement
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{
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protected:
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typedef Statement* (*ConstrPtr)();
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typedef Statement* (*CopyConstrPtr)(const Statement& toCopy);
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StatementKind m_kind;
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std::int32_t m_line;
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std::int32_t m_pos;
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Statement(StatementKind kind):
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AstElement(AstNodeTypeEnum::statement),
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m_kind(kind),
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m_line(-1),
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m_pos(-1)
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{};
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Statement(const Statement& toCopy):
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AstElement(AstNodeTypeEnum::statement),
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m_kind(toCopy.m_kind),
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m_line(toCopy.m_line),
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m_pos(toCopy.m_pos)
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{}
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static Base::FuncPtr s_stmntVmt [2][STATEMENTKIND_NR_ITEMS];
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static Statement* createVirtual(StatementKind aType); // virtual constructor used by Ast
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static Statement* createVirtual(const Statement& toCopy); // virtual copy constructor used by Ast
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public:
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friend class Ast;
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void init(std::int32_t line, std::int32_t col) {
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m_line = line;
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m_pos = col;
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}
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StatementKind kind() const {return m_kind;}
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std::int32_t line() const {return m_line;};
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std::int32_t pos() const {return m_pos;};
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void accept(IAstVisitor& visitor) override;
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std::string toString() const {
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std::string result = "Stmnt ";
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result += std::to_string((std::uint32_t) m_kind );
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result += " at ";
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result += std::to_string(m_line);
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result += ":";
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result += std::to_string(m_pos);
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return result;
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}
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};
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}
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