public static void F_Parser(ref WordType[] tt, ref int tt_i, ref MyArray[] a, ref int a_i, ref string parseresult, ref Dictionary <string, int> varmap, ref Dictionary <string, string> varmap2, ref Dictionary <string, MyArray> varmap3, int start_num, int end_num) { for (tt_i = start_num; tt_i < end_num && tt[tt_i] != null;) { if (tt[tt_i].Type.Equals("auto")) { try { Auto.M_Auto(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } catch (WrongGrammarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (NotAVarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } } else if (tt[tt_i].Type.Equals("putnumb")) { try { Putnumb.Put_numb(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } catch (NotDefineVarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (WrongGrammarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (NotAVarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } } else if (tt[tt_i].Type.Equals("putchar")) { try { Putchar.Put_char(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } catch (NotDefineVarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (WrongGrammarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } } else if (tt[tt_i].Code.Equals("++") || tt[tt_i].Code.Equals("--")) { try { UnaryOperation.Unary_Operation(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } catch (NotDefineVarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (WrongGrammarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } } else if (tt[tt_i].Type.Equals("operator")) { try { BOperator.Operator(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } catch (NotAVarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (NotDefineVarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } } else if (tt[tt_i].Type.Equals("getchar")) { try { Getchar.Get_char(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } catch (NotDefineVarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (WrongGrammarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } } else { tt_i++; } } return; }
// 遍历词法分析器序列,对于不同类型的关键字,跳转到特殊函数执行 public void BParser() { try { // 当词法分析器序列tt没有读尽,就继续处理 while (tt[tt_i] != null) { // 读取到auto关键字,跳转到auto函数处理 if (tt[tt_i].Type.Equals("auto")) { Auto.M_Auto(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到putnumb关键字,跳转到putnumb函数,输出数值型变量值 else if (tt[tt_i].Type.Equals("putnumb")) { Putnumb.Put_numb(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到putchar关键字,跳转到putchar函数,输出字符型型变量值 else if (tt[tt_i].Type.Equals("putchar")) { Putchar.Put_char(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 单目运算,自增自减 else if (tt[tt_i].Code.Equals("++") || tt[tt_i].Code.Equals("--")) { UnaryOperation.Unary_Operation(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到类型为operator,即操作符类型,跳转到operator函数 else if (tt[tt_i].Type.Equals("operator")) { BOperator.Operator(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到关键字getchar,跳转到getchar函数进行读入字符串操作 else if (tt[tt_i].Type.Equals("getchar")) { Getchar.Get_char(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到关键字getnumb,跳转到getnumb函数执行读入数值操作 else if (tt[tt_i].Type.Equals("getnumb")) { Getnumb.Get_numb(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到关键字goto,跳转到Bgoto函数处理goto语句 else if (tt[tt_i].Type.Equals("goto")) { Bgoto.B_goto(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3, ref markmap); } // 读取到if关键字,跳转到Bif函数处理if语句 else if (tt[tt_i].Type.Equals("if")) { Bif.B_if(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3, ref markmap, ref while_or); } // 读取到while关键字, 跳转到BWhile函数处理while循环语句 else if (tt[tt_i].Type.Equals("while")) { BWhile.B_While(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3, ref markmap, ref while_or); } // 读取到do关键字,跳转到BDo_while函数执行do while函数执行 else if (tt[tt_i].Type.Equals("do")) { BDoWhile.B_Dowhile(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3, ref markmap, ref while_or); } // 读取到for关键字,执行for循环 else if (tt[tt_i].Type.Equals("for")) { Bfor.B_for(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到note关键字, 跳转到Note函数处理注释 else if (tt[tt_i].Type.Equals("note")) { Note.M_Note(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到putstr函数,输出数组 else if (tt[tt_i].Type.Equals("putstr")) { Putstr.Put_str(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到switch else if (tt[tt_i].Type.Equals("switch")) { Bswitch.B_switch(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3, ref markmap, ref while_or); } // 都不满足就将tt_i下标加1,不作处理 else { tt_i++; } } } catch (NotDefineVarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (NotAVarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (WrongGrammarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (NotFoundMarkException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } }
public static void Parser_ReNamed2(ref WordType[] tt, ref int tt_i, ref MyArray[] a, ref int a_i, ref string parseresult, ref Dictionary<string, int> varmap, ref Dictionary<string, string> varmap2, ref Dictionary<string, MyArray> varmap3, int start_num, int end_num, int eend_num) { try { for (tt_i = start_num; tt_i < end_num && tt[tt_i] != null; ) { // 读取到auto关键字,跳转到auto函数处理 if (tt[tt_i].Type.Equals("auto")) { Auto.M_Auto(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到putnumb关键字,跳转到putnumb函数,输出数值型变量值 else if (tt[tt_i].Type.Equals("putnumb")) { Putnumb.Put_numb(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到putchar关键字,跳转到putchar函数,输出字符型型变量值 else if (tt[tt_i].Type.Equals("putchar")) { Putchar.Put_char(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 单目运算,自增自减 else if (tt[tt_i].Code.Equals("++") || tt[tt_i].Code.Equals("--")) { UnaryOperation.Unary_Operation(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到类型为operator,即操作符类型,跳转到operator函数 else if (tt[tt_i].Type.Equals("operator")) { BOperator.Operator(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到关键字getchar,跳转到getchar函数进行获取字符串输入操作 else if (tt[tt_i].Type.Equals("getchar")) { Getchar.Get_char(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到关键字getnumb,跳转到getnumb函数进行获取数值输入操作 else if (tt[tt_i].Type.Equals("getnumb")) { Getnumb.Get_numb(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到note关键字, 跳转到Note函数处理注释 else if (tt[tt_i].Type.Equals("note")) { Note.M_Note(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到putstr函数,输出数组 else if (tt[tt_i].Type.Equals("putstr")) { Putstr.Put_str(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 都不满足就将tt_i下标加1,不作处理 else { tt_i++; } } } catch (NotDefineVarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (NotAVarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (WrongGrammarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } tt_i = eend_num; return; }
public static void Parser_ReNamed1(ref WordType[] tt, ref int tt_i, ref MyArray[] a, ref int a_i, ref string parseresult, ref Dictionary <string, int> varmap, ref Dictionary <string, string> varmap2, ref Dictionary <string, MyArray> varmap3, ref Dictionary <string, int> markmap, int start_num, int end_num, ref bool while_or) { try { for (tt_i = start_num; tt_i < end_num && tt[tt_i] != null;) { // 遇到break,跳出本次parser执行 if (while_or == false) { return; } // 读取到auto关键字,跳转到auto函数处理 if (tt[tt_i].Type.Equals("auto")) { Auto.M_Auto(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到putnumb关键字,跳转到putnumb函数,输出数值型变量值 else if (tt[tt_i].Type.Equals("putnumb")) { Putnumb.Put_numb(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到putchar关键字,跳转到putchar函数,输出字符型型变量值 else if (tt[tt_i].Type.Equals("putchar")) { Putchar.Put_char(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到类型为++ --,即自增自减,跳转到unaryOperation函数 else if (tt[tt_i].Code.Equals("++") || tt[tt_i].Code.Equals("--")) { UnaryOperation.Unary_Operation(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到类型为operator,即操作符类型,跳转到operator函数 else if (tt[tt_i].Type.Equals("operator")) { BOperator.Operator(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到关键字getchar,跳转到getchar函数进行获取字符串输入操作 else if (tt[tt_i].Type.Equals("getchar")) { Getchar.Get_char(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到关键字getnumb,跳转到getnumb函数进行获取数值输入操作 else if (tt[tt_i].Type.Equals("getnumb")) { Getnumb.Get_numb(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到if关键字,跳转到if函数,执行if语句 else if (tt[tt_i].Type.Equals("if")) { Bif.B_if(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3, ref markmap, ref while_or); } // 读取到if关键字,跳转到if函数,执行if语句 else if (tt[tt_i].Type.Equals("goto")) { Bgoto.B_goto(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3, ref markmap); } // 读取到note关键字, 跳转到Note函数处理注释 else if (tt[tt_i].Type.Equals("note")) { Note.M_Note(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到putstr函数,输出数组 else if (tt[tt_i].Type.Equals("putstr")) { Putstr.Put_str(ref tt, ref tt_i, ref a, ref a_i, ref parseresult, ref varmap, ref varmap2, ref varmap3); } // 读取到break关键字 else if (tt[tt_i].Type.Equals("break")) { Console.WriteLine("break开始运行"); Break.MBreak(ref while_or, ref tt_i); } // 读取到continue else if (tt[tt_i].Type.Equals("continue")) { return; } // 都不满足就将tt_i下标加1,不作处理 else { tt_i++; } } } catch (NotDefineVarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (NotAVarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (WrongGrammarException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } catch (NotFoundMarkException e) { Console.WriteLine(e.ToString()); Console.Write(e.StackTrace); } tt_i = end_num + 2; return; }