void SourceEdit::TokenizeLine(const CStringW& line, CArray<CStringW>& tokens)
{
int i = 0;
while (true)
{
// We are either at the start of the line, or the end of the previous token,
// so scan forward to find the start of the next token.
while (true)
{
if (i == line.GetLength())
return;
WCHAR c = line.GetAt(i);
if ((c != L' ') && (c != L'\t'))
break;
i++;
}
// Find the end of this token
int j = line.Find(L" ",i);
if (j == -1)
{
// No final delimiter, so this must be the last token
if (i < line.GetLength())
tokens.Add(line.Mid(i));
return;
}
else
{
// Store this token and move to the end of it
tokens.Add(line.Mid(i,j-i));
i = j;
}
}
}
bool SourceEdit::GetNextLine(const CStringW& text, CStringW& line, int& i)
{
if (i == text.GetLength())
{
// If at the very end, the final line must be blank
line = "";
i++;
return true;
}
else if (i > text.GetLength())
{
// Past the end of the text, so stop reading lines
return false;
}
line.Empty();
while (i < text.GetLength())
{
WCHAR c = text.GetAt(i);
i++;
switch (c)
{
case L'\r':
// Check for a "\r\n" sequence
if (i < text.GetLength())
{
if (text.GetAt(i) == L'\n')
i++;
}
return true;
case L'\n':
return true;
default:
line.AppendChar(c);
break;
}
}
// Having got here a line must have ended without a trailing carriage return,
// so move beyond the end of text to make sure this is the last line.
i++;
return true;
}
void Skein::Node::OverwriteBanner(CStringW& inStr)
{
// Does this text contain an Inform 7 banner?
int i = inStr.Find(L"\nRelease ");
if (i >= 0)
{
int release, serial, build;
if (swscanf((LPCWSTR)inStr+i,L"\nRelease %d / Serial number %d / Inform 7 build %d",&release,&serial,&build) == 3)
{
// Replace the banner line with asterisks
for (int j = i+1; j < inStr.GetLength(); j++)
{
if (inStr.GetAt(j) == '\n')
break;
inStr.SetAt(j,'*');
}
}
}
}
CStringW Skein::Node::StripWhite(const CStringW& inStr)
{
CStringW outStr;
outStr.Preallocate(inStr.GetLength()+1);
for (int i = 0; i < inStr.GetLength(); i++)
{
WCHAR c = inStr.GetAt(i);
switch (c)
{
case L'\n':
case L'\r':
case L' ':
case L'\t':
break;
case '>':
if (i < inStr.GetLength()-1)
outStr.AppendChar(c);
default:
outStr.AppendChar(c);
break;
}
}
return outStr;
}
