public KVToken ReadNextToken()
{
Require.NotDisposed(nameof(KVTokenReader), disposed);
SwallowWhitespace();
var nextChar = Peek();
if (IsEndOfFile(nextChar))
{
return(new KVToken(KVTokenType.EndOfFile));
}
switch (nextChar)
{
case ObjectStart:
return(ReadObjectStart());
case ObjectEnd:
return(ReadObjectEnd());
case CommentBegin:
return(ReadComment());
case ConditionBegin:
return(ReadCondition());
case InclusionMark:
return(ReadInclusion());
case QuotationMark:
default:
return(ReadString());
}
}
public KVObject ReadObject()
{
Require.NotDisposed(nameof(KVTextReader), disposed);
var @object = default(KVObject);
while (stateMachine.IsInObject)
{
KVToken token;
try
{
token = tokenReader.ReadNextToken();
}
catch (InvalidDataException ex)
{
throw new KeyValueException(ex.Message, ex);
}
catch (EndOfStreamException ex)
{
throw new KeyValueException("Found end of file while trying to read token.", ex);
}
switch (token.TokenType)
{
case KVTokenType.String:
ReadText(token.Value);
break;
case KVTokenType.ObjectStart:
BeginNewObject();
break;
case KVTokenType.ObjectEnd:
FinalizeCurrentObject();
break;
case KVTokenType.Condition:
HandleCondition(token.Value);
break;
case KVTokenType.EndOfFile:
try
{
@object = FinalizeDocument();
}
catch (InvalidOperationException ex)
{
throw new KeyValueException("Found end of file when another token type was expected.", ex);
}
break;
case KVTokenType.Comment:
break;
case KVTokenType.IncludeAndMerge:
HandleIncludeAndMerge(token.Value);
break;
case KVTokenType.IncludeAndAppend:
HandleIncludeAndAppend(token.Value);
break;
default:
throw new NotImplementedException("The developer forgot to handle a KVTokenType.");
}
}
if (@object == null)
{
throw new InvalidOperationException(); // Should be unreachable.
}
return(@object);
}
