+/** @file */
+////////////////////////////////////////////////////////////////////////////////////////
+//
+// This file is part of Boost Statechart Viewer.
+//
+// Boost Statechart Viewer is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Boost Statechart Viewer is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Boost Statechart Viewer. If not, see <http://www.gnu.org/licenses/>.
+//
+////////////////////////////////////////////////////////////////////////////////////////
+
#include <string>
using namespace std;
using namespace clang;
-class StringDecl
+
+string clean_spaces(const string line) /** Remove gaps from string.*/
{
- public:
- StringDecl(){};
-
- string clean_spaces(const string line) // remove backspaces
+ unsigned i;
+ string new_line = "";
+ for(i = 0;i<line.length();i++)
{
- unsigned i;
- string new_line = "";
- for(i = 0;i<line.length();i++)
- {
- if(!isspace(line[i])) new_line+=line[i];
- }
- //cout<<new_line;
- return new_line;
- }
- string cut_commentary(const string line) //cut commentary at the end of line
- {
- unsigned i = 0;
- for(i = 0;i<line.length()-1;i++)
- {
- if(line[i]=='/' && line[i+1]=='/') return line.substr(0,i);
- if(line[i]=='/' && line[i+1]=='*') return line.substr(0,i);
- }
- return line;
+ if(!isspace(line[i])) new_line+=line[i];
}
+ //cout<<new_line;
+ return new_line;
+}
- string get_line_of_code(const string code) //return the line of code
+string cut_commentary(const string line) /** This function cuts commentaries at the end of line. */
+{
+ unsigned i = 0;
+ for(i = 0;i<line.length()-1;i++)
{
- string ret;
- unsigned i;
- //cout<<code<<"\n\n";
- for(i = 0;i<code.length();i++)
- {
- if(code[i]=='\n'||code[i]=='{') break;
- }
- ret = code.substr(0,i);
- ret = clean_spaces(ret);
- return cut_commentary(ret);
- }
+ if(line[i]=='/' && line[i+1]=='/') return line.substr(0,i);
+ if(line[i]=='/' && line[i+1]=='*') return line.substr(0,i);
+ }
+ return line;
+}
- string get_return(const string code)
+string get_line_of_code(const string code) /** Thie function return the line of code that belongs to a declaration. The output string line doesn't have gaps and commentaries.*/
+{
+ string ret;
+ unsigned i;
+ for(i = 0;i<code.length();i++)
{
- string ret;
- unsigned i;
- for(i = 0;i<code.length();i++)
- {
- if(code[i]==' ') break;
- }
- return code.substr(0,i);
+ if(code[i]=='\n'||code[i]=='{') break;
}
+ ret = code.substr(0,i);
+ ret = clean_spaces(ret);
+ return cut_commentary(ret);
+}
- string cut_namespaces(string line) //cut namespaces from the name of the state
+string get_return(const string code) /** Return return statement. */
+{
+ string ret;
+ unsigned i;
+ for(i = 0;i<code.length();i++)
{
- int i = line.rfind("::");
- if(i==-1) return line;
- return line.substr(i+2);
+ if(code[i]==' ') break;
}
+ return code.substr(0,i);
+}
- bool is_derived(const string line) // return true if the struct or class is derived
+string cut_namespaces(string line) /** Cut namespaces from the declarations. */
+{
+ int i = line.rfind("::");
+ if(i==-1) return line;
+ return line.substr(i+2);
+}
+
+bool is_derived(const string line) /** Test whether this struct or class is derived */
+{
+ unsigned i;
+ for(i = 0;i<line.length()-1;i++)
{
- unsigned i;
- for(i = 0;i<line.length()-1;i++)
+ if(line[i]==':')
{
- if(line[i]==':')
- {
- if(line[i+1]!=':') return true;
- else i+=1;
- }
+ if(line[i+1]!=':') return true;
+ else i+=1;
}
- return false;
}
+ return false;
+}
- string get_super_class(const string line) // get the super class of this declarations
+string get_super_class(const string line) /** Get the super classes of this declarations. */
+{
+ unsigned i;
+ for(i = 0;i<line.length()-1;i++)
{
- unsigned i;
- for(i = 0;i<line.length()-1;i++)
+ if(line[i]==':')
{
- if(line[i]==':')
- {
- if(line[i+1]!=':') break;
- else i+=1;
- }
+ if(line[i+1]!=':') break;
+ else i+=1;
}
- return line.substr(i+1);
}
+ return line.substr(i+1);
+}
- string get_next_base(const string line) // get the super class of this declarations
+string get_next_base(const string line) /** Get next super classes of this declarations Do the first super class is ommitted. */
+{
+ unsigned i;
+ int brackets = 0;
+ for(i = 0;i<line.length()-1;i++)
{
- unsigned i;
- int brackets = 0;
- for(i = 0;i<line.length()-1;i++)
- {
- if(line[i]=='<') brackets+=1;
- if(line[i]=='>') brackets-=1;
- if(line[i]==',' && brackets == 0) break;
- }
- return line.substr(i+1);
- }
+ if(line[i]=='<') brackets+=1;
+ if(line[i]=='>') brackets-=1;
+ if(line[i]==',' && brackets == 0) break;
+ }
+ return line.substr(i+1);
+}
- string get_first_base(const string line) // get the super class of this declarations
+string get_first_base(const string line) /** Get the first super class of this declarations. */
+{
+ unsigned i;
+ int brackets = 0;
+ for(i = 0;i<line.length()-1;i++)
{
- unsigned i;
- int brackets = 0;
- for(i = 0;i<line.length()-1;i++)
- {
- if(line[i]=='<') brackets+=1;
- if(line[i]=='>') brackets-=1;
- if(line[i]==',' && brackets == 0) break;
- }
- return line.substr(0,i);
- }
-
+ if(line[i]=='<') brackets+=1;
+ if(line[i]=='>') brackets-=1;
+ if(line[i]==',' && brackets == 0) break;
+ }
+ return line.substr(0,i);
+}
- bool is_state(const string line) // test if it is a state
+bool is_state(const string line) /** Test if this declaration is a state. It is used to test the base classes. */
+{
+ if(cut_namespaces(line).compare(0,12,"simple_state")==0)
+ {
+ return true;
+ }
+ else
{
- if(cut_namespaces(line).compare(0,12,"simple_state")==0)
+ if(cut_namespaces(line).compare(0,5,"state")==0)
{
return true;
}
- else
- {
- if(cut_namespaces(line).compare(0,5,"state")==0)
- {
- return true;
- }
- return false;
- }
+ return false;
}
+}
- string cut_type(string line) // cut typedef from the beginning
+string cut_type(string line) /** This function cuts type of the declaration from the string. */
+{
+ unsigned i;
+ for(i = 0;i<line.length();i++)
{
- unsigned i;
- for(i = 0;i<line.length();i++)
- {
- if(line[i]==' ') break;
- }
- return line.substr(i);
+ if(line[i]==' ') break;
}
+ return line.substr(i);
+}
- int count(const string line, const char c) //count all specified char in string
+int count(const string line, const char c) /** Count all specified char in string. So it returns the number of specified characters. */
+{
+ int number = 0;
+ for(unsigned i = 0;i<line.length();i++)
{
- int number = 0;
- for(unsigned i = 0;i<line.length();i++)
- {
- if(line[i]==c) number+=1;
- }
- return number;
+ if(line[i]==c) number+=1;
}
+ return number;
+}
- bool is_list(const string line) // is it a list?
+bool is_list(const string line) /** Test if this decl is mpl::list. */
+{
+ //cout<<line<<"\n";
+ int pos = 0;
+ for(unsigned i = 0; i<line.length();i++)
{
- //cout<<line<<"\n";
- int pos = 0;
- for(unsigned i = 0; i<line.length();i++)
- {
- if(line[i]=='<') break;
- if(line[i]==':' && line[i+1]==':') pos = i+2;
- }
- if(line.substr(pos).compare(0,4,"list")==0)
- {
- return true;
- }
- else
- {
- return false;
- }
+ if(line[i]=='<') break;
+ if(line[i]==':' && line[i+1]==':') pos = i+2;
+ }
+ if(line.substr(pos).compare(0,4,"list")==0)
+ {
+ return true;
}
-
- string get_inner_part(const string line) // get inner part of the list
+ else
{
- string str;
- unsigned i, pos = 0;
- for(i = 0;i<line.length();i++)
- {
- if(line[i]=='<') break;
- }
- str = line.substr(i+1);
- for(i = 0;i<str.length();i++)
- {
- if(str[i]=='<') pos+=1;
- if(str[i]=='>')
- {
- if(pos==0) break;
- else pos-=1;
- }
- }
- //cout<<str.substr(0,i);
- return str.substr(0,i);
+ return false;
}
+}
- bool test_model(const string line, const string model) // is it a transition
+string get_inner_part(const string line) /** Get inner part of the list. */
+{
+ string str;
+ unsigned i, pos = 0;
+ for(i = 0;i<line.length();i++)
{
- if(cut_namespaces(line).compare(0,model.length(),model)==0)
- {
- return true;
- }
- else
- {
- return false;
+ if(line[i]=='<') break;
+ }
+ str = line.substr(i+1);
+ for(i = 0;i<str.length();i++)
+ {
+ if(str[i]=='<') pos+=1;
+ if(str[i]=='>')
+ {
+ if(pos==0) break;
+ else pos-=1;
}
}
+ return str.substr(0,i);
+}
- string get_params(string line) // get parameters of transition
+bool test_model(const string line, const string model) /** Test the string to has a specified model. */
+{
+ if(cut_namespaces(line).compare(0,model.length(),model)==0)
+ {
+ return true;
+ }
+ else
{
- int pos_front = line.find("<")+1;
- int pos_end = line.find(">");
- return line.substr(pos_front,pos_end-pos_front);
+ return false;
}
+}
- string find_states(const CXXRecordDecl *cRecDecl, std::string line) // test if the struct/class is the state (must be derived from simple_state)
- {
- string super_class = get_super_class(line), base, params;
- if(cRecDecl->getNumBases()>1)
+string get_params(string line) /** Return parameters of the specified transition */
+{
+ int pos_front = line.find("<")+1;
+ int pos_end = line.find(">");
+ return line.substr(pos_front,pos_end-pos_front);
+}
+
+string find_states(const CXXRecordDecl *cRecDecl, string line) /** test if the struct/class is he state (must be derived from simple_state or state). */
+{
+ string super_class = get_super_class(line), base, params;
+ if(cRecDecl->getNumBases()>1)
+ {
+ for(unsigned i = 0; i<cRecDecl->getNumBases();i++ )
{
- for(unsigned i = 0; i<cRecDecl->getNumBases();i++ )
- {
- if(i!=cRecDecl->getNumBases()-1) base = get_first_base(super_class);
- else base = super_class;
- if(is_state(super_class))
- {
- params = get_params(super_class);
- }
- else
- {
- super_class = get_next_base(super_class);
- }
- }
- }
- else
- {
+ if(i!=cRecDecl->getNumBases()-1) base = get_first_base(super_class);
+ else base = super_class;
if(is_state(super_class))
{
- //std::cout<<get_params(super_class);
params = get_params(super_class);
}
- else params = "";
+ else
+ {
+ super_class = get_next_base(super_class);
+ }
+ }
+ }
+ else
+ {
+ if(is_state(super_class))
+ {
+ params = get_params(super_class);
}
- return params;
+ else params = "";
}
+ return params;
+}
- string find_name_of_machine(const CXXRecordDecl *cRecDecl, std::string line) // find name of the state machine and the start state
- {
- std::string super_class = get_super_class(line), base, params;
- if(cRecDecl->getNumBases()>1)
+string find_name_of_machine(const CXXRecordDecl *cRecDecl, string line) /** Find name of the state machine and the start state. */
+{
+ string super_class = get_super_class(line), base, params;
+ if(cRecDecl->getNumBases()>1)
+ {
+ for(unsigned i = 0; i<cRecDecl->getNumBases();i++ )
{
- for(unsigned i = 0; i<cRecDecl->getNumBases();i++ )
+ if(i!=cRecDecl->getNumBases()-1) base = get_first_base(super_class);
+ else base = super_class;
+ if(test_model(base,"state_machine"))
{
- if(i!=cRecDecl->getNumBases()-1) base = get_first_base(super_class);
- else base = super_class;
- if(test_model(base,"state_machine"))
- {
- params = get_params(base);
- }
- else
- {
- super_class = get_next_base(super_class);
- }
+ params = get_params(base);
}
- }
- else
- {
- if(test_model(super_class,"state_machine"))
+ else
{
- //std::cout<<super_class;
- params = get_params(super_class);
- //std::cout<<params;
+ super_class = get_next_base(super_class);
}
}
- return params;
}
+ else
+ {
+ if(test_model(super_class,"state_machine"))
+ {
+ params = get_params(super_class);
+ }
+ }
+ return params;
+}
- string find_transitions (const string name_of_state, string line) // traverse all methods for finding declarations of transitions
- {
- string dest, params, base, trans;
- int num = 0;
-
- num = count(line,'<');
- if(num>1)
+string find_transitions (const string name_of_state, string line) /** Traverse all methods for finding declarations of transitions. */
+{
+ string dest, params, base, trans;
+ int num = count(line,'<');
+ if(num>1)
+ {
+ num-=1;
+ if(is_list(line))
{
- num-=1;
- if(is_list(line))
- {
- line = get_inner_part(line);
- }
+ line = get_inner_part(line);
}
- for(int j = 0;j<num;j++)
+ }
+ for(int j = 0;j<num;j++)
+ {
+ if(j!=num-1) base = get_first_base(line);
+ else base = line;
+ if(test_model(base,"transition"))
{
- if(j!=num-1) base = get_first_base(line);
- else base = line;
- if(test_model(base,"transition"))
- {
- dest = name_of_state;
- params = get_params(base);
- //cout<<params<<"\n";
- dest.append(",");
- dest.append(params);
- line = get_next_base(line);
- trans.append(dest);
- if(j+1!=num) trans.append(";");
- }
- else if(test_model(base,"custom_reaction"))
- {
- dest = ";";
- dest.append(name_of_state);
- params = get_params(base);
- //cout<<params<<"\n";
- dest.append(",");
- dest.append(params);
- line = get_next_base(line);
- trans.append(dest);
- if(j+1!=num) trans.append(";");
- }
- else
- {
- line = get_next_base(line);
- }
+ dest = name_of_state;
+ params = get_params(base);
+ //cout<<params<<"\n";
+ dest.append(",");
+ dest.append(params);
+ line = get_next_base(line);
+ trans.append(dest);
+ if(j+1!=num) trans.append(";");
+ }
+ else if(test_model(base,"custom_reaction"))
+ {
+ dest = ";";
+ dest.append(name_of_state);
+ params = get_params(base);
+ //cout<<params<<"\n";
+ dest.append(",");
+ dest.append(params);
+ line = get_next_base(line);
+ trans.append(dest);
+ if(j+1!=num) trans.append(";");
+ }
+ else
+ {
+ line = get_next_base(line);
}
- return trans.substr(0,trans.length()-1);
}
- bool find_events(const CXXRecordDecl *cRecDecl, std::string line) // test if the decl is decl of event
- {
- std::string super_class = get_super_class(line), base, params;
- if(cRecDecl->getNumBases()>1)
+ if(trans[trans.length()-1]==';') return trans.substr(0,trans.length()-1);
+ else return trans;
+}
+
+bool find_events(const CXXRecordDecl *cRecDecl, string line) /** This function provides testing if the decl is decl of event*/
+{
+ string super_class = get_super_class(line), base, params;
+ if(cRecDecl->getNumBases()>1)
+ {
+ for(unsigned i = 0; i<cRecDecl->getNumBases();i++ )
{
- for(unsigned i = 0; i<cRecDecl->getNumBases();i++ )
+ if(i!=cRecDecl->getNumBases()-1) base = get_first_base(super_class);
+ else base = super_class;
+ if(test_model(base,"event")) return true;
+ else
{
- if(i!=cRecDecl->getNumBases()-1) base = get_first_base(super_class);
- else base = super_class;
- if(test_model(base,"event")) return true;
- else
- {
- super_class = get_next_base(super_class);
- }
+ super_class = get_next_base(super_class);
}
}
- else
- {
- if(test_model(super_class,"event"))return true;
- }
- return false;
}
-};
+ else
+ {
+ if(test_model(super_class,"event"))return true;
+ }
+ return false;
+}
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