internal static string EscapeSpecialCharacters(string unescapedValue)
{
if (string.IsNullOrEmpty(unescapedValue))
{
return(string.Empty);
}
var original = new StringBuffer(unescapedValue);
var escaped = new StringBuffer();
if (original.Contains(' '))
{
escaped.PushToEnd(SpChar_LiteralStringBlock);
escaped.TransferToEnd(original);
escaped.PushToEnd(SpChar_LiteralStringBlock);
}
else
{
while (!original.IsEmpty)
{
switch (original.PeekStart())
{
case SpChar_KeyDelimiter:
case SpChar_ValueDelimiter:
case SpChar_BeginComplexValue:
case SpChar_FinishComplexValue:
case SpChar_ListItemSplitter:
case SpChar_CommentBlock:
case SpChar_EscapeChar:
escaped.PushToEnd(SpChar_EscapeChar);
break;
default:
break;
}
escaped.PushToEnd(original.PopFromStart());
}
}
return(escaped.ToString());
}