private static bool CheckZeroOneWholeLine(LineObject lineObject, bool printFlag, CheckSt st, LexRecord lexObj,
CheckObject checkObject, UpdateLex updateLex)
{
bool flag = checkObject.IsNextStartStr(lineObject.GetLine());
if (flag == true)
{
st.UpdateCurState(checkObject.GetNextState());
lineObject.SetGoToNext(false);
return(flag);
}
if (st.GetCurState() != st.GetLastState())
{
st.UpdateLastState();
flag = CheckOneWholeLine(lineObject, printFlag, st, lexObj, checkObject, updateLex);
}
else
{
string line = lineObject.GetLine();
st.UpdateLastState();
ErrMsg.PrintErrMsg(printFlag, 82, lineObject, line, 0, line.Length, checkObject.IsTab());
}
return(flag);
}
private static bool CheckZeroMany(LineObject lineObject, bool printFlag, CheckSt st, LexRecord lexObj,
CheckObject checkObject, UpdateLex updateLex, bool checkLength)
{
lineObject.SetGoToNext(true);
st.UpdateLastState();
bool flag = checkObject.IsNextStartStr(lineObject.GetLine());
if (flag == true)
{
st.UpdateCurState(checkObject.GetNextState());
lineObject.SetGoToNext(false);
return(flag);
}
flag = LineCheck.CheckStartStr(lineObject, printFlag, checkObject);
if (flag == true)
{
TokenObject tokenObject = new TokenObject();
flag = LineCheck.CheckSlotFiller(lineObject, printFlag, checkObject, tokenObject, checkLength);
if (flag == true)
{
updateLex.Update(lexObj, tokenObject.GetToken());
}
}
return(flag);
}
public static bool Check(LineObject lineObject, bool printFlag, CheckSt st, LexRecord lexObj,
CheckObject checkObject, UpdateLex updateLex, int frequency, bool checkLength)
{
bool flag = false;
switch (frequency)
{
case 1:
flag = CheckOne(lineObject, printFlag, st, lexObj, checkObject, updateLex, checkLength, true);
break;
case 2:
flag = CheckZeroOne(lineObject, printFlag, st, lexObj, checkObject, updateLex, checkLength);
break;
case 3:
flag = CheckZeroMany(lineObject, printFlag, st, lexObj, checkObject, updateLex, checkLength);
break;
case 4:
flag = CheckOneMany(lineObject, printFlag, st, lexObj, checkObject, updateLex, checkLength);
break;
case 5:
flag = CheckOneWholeLine(lineObject, printFlag, st, lexObj, checkObject, updateLex);
break;
case 6:
flag = CheckZeroOneWholeLine(lineObject, printFlag, st, lexObj, checkObject, updateLex);
break;
}
return(flag);
}
private static bool CheckOneMany(LineObject lineObject, bool printFlag, CheckSt st, LexRecord lexObj,
CheckObject checkObject, UpdateLex updateLex, bool checkLength)
{
bool flag = false;
if (st.GetCurState() != st.GetLastState())
{
st.UpdateLastState();
flag = CheckOne(lineObject, printFlag, st, lexObj, checkObject, updateLex, checkLength, false);
}
else
{
st.UpdateLastState();
flag = CheckZeroMany(lineObject, printFlag, st, lexObj, checkObject, updateLex, checkLength);
}
return(flag);
}
public static bool CheckWholeLine(LineObject lineObject, bool printFlag, CheckObject checkObject)
{
string line = lineObject.GetLine();
string startStr = checkObject.GetStartStr();
bool flag = line.Equals(startStr);
bool isTab = checkObject.IsTab();
int beginIndex = 0;
int endIndex = startStr.Length;
if (isTab == true)
{
beginIndex = 1;
}
if (!flag)
{
ErrMsg.PrintErrMsg(printFlag, checkObject.GetStartErrMsg(), lineObject, null, beginIndex, endIndex,
isTab);
}
return(flag);
}
public static bool CheckStartStr(LineObject lineObject, bool printFlag, CheckObject checkObject)
{
string line = lineObject.GetLine();
string startStr = checkObject.GetStartStr();
bool flag = line.StartsWith(startStr, StringComparison.Ordinal);
bool isTab = checkObject.IsTab();
int beginIndex = 0;
int endIndex = startStr.Length - 1;
if (isTab == true)
{
beginIndex = 1;
}
if (!flag)
{
ErrMsg.PrintErrMsg(printFlag, checkObject.GetStartErrMsg(), lineObject, null, beginIndex, endIndex,
isTab);
}
return(flag);
}
private static bool CheckOneWholeLine(LineObject lineObject, bool printFlag, CheckSt st, LexRecord lexObj,
CheckObject checkObject, UpdateLex updateLex)
{
lineObject.SetGoToNext(true);
bool flag = LineCheck.CheckWholeLine(lineObject, printFlag, checkObject);
if (flag == true)
{
st.UpdateLastState();
st.UpdateCurState(checkObject.GetNextState());
if (updateLex != null)
{
updateLex.Update(lexObj, lineObject.GetLine());
}
}
return(flag);
}
public static bool CheckSlotFiller(LineObject lineObject, bool printFlag, CheckObject checkObject,
TokenObject tokenObject, bool checkLength)
{
string line = lineObject.GetLine();
bool isTab = checkObject.IsTab();
string slot = null;
string filler = null;
string delim = checkObject.GetDelim();
int index = line.IndexOf(delim, StringComparison.Ordinal);
if (index != -1)
{
if (ReferenceEquals(delim, "="))
{
slot = line.Substring(0, index + 1);
filler = line.Substring(index + 1);
}
else
{
slot = line.Substring(0, index + 1);
filler = line;
}
}
else
{
ErrMsg.PrintErrMsg(printFlag, 80, lineObject, line, 0, line.Length, isTab);
return(false);
}
bool flag = false;
string startStr = checkObject.GetStartStr();
if (!ReferenceEquals(startStr, null))
{
flag = slot.Equals(startStr);
}
if (!flag)
{
ErrMsg.PrintErrMsg(printFlag, checkObject.GetStartErrMsg(), lineObject, slot, 0, index, isTab);
return(flag);
}
flag = CheckFillerFormat.IsLegalFormat(printFlag, lineObject, filler, index, isTab, checkLength);
if (!flag)
{
return(false);
}
CheckFormat fillerFormat = checkObject.GetFillerFormat();
if (fillerFormat != null)
{
flag = fillerFormat.IsLegalFormat(filler);
if (!flag)
{
ErrMsg.PrintErrMsg(printFlag, checkObject.GetFillerErrMsg(), lineObject, filler, index + 1,
index + filler.Length, isTab);
return(flag);
}
}
if ((flag == true) && (tokenObject != null))
{
tokenObject.SetToken(filler);
}
return(flag);
}
