public static object MapFormReader(TextReader stream, Reader reader)
{
char cur;
if (!(PeekChar(stream, out cur) && cur == '{')) {
return null;
}
NLMap map = new NLMap();
SkipChar(stream);
do {
object[] pair = { null, null };
SkipWhitespace(stream);
if (Empty(stream)) {
throw new ReaderException("Unterminated map!");
}
PeekChar(stream, out cur);
if (cur == '}') {
break;
}
pair[0] = reader.ReadNextForm(stream);
if (pair[0] == null) {
throw new ReaderException("Unreadable form in map!");
}
SkipWhitespace(stream);
if (Empty(stream)) {
throw new ReaderException("Unterminated map!");
}
pair[1] = reader.ReadNextForm(stream);
if (pair[1] == null) {
throw new ReaderException("Unreadable form in map!");
}
SkipWhitespace(stream);
if (Empty(stream)) {
throw new ReaderException("Unterminated map!");
}
map.Assoc(pair[0], pair[1]);
} while (PeekChar(stream, out cur) && cur != '}');
SkipChar(stream);
return map;
}
public static IFlatCollection FlatCollectionFormReader(TextReader stream, Reader reader, char open, char close, FormFactory factory)
{
char cur;
if (!(PeekChar(stream, out cur) && cur == open)) {
return null;
}
IFlatCollection coll = factory();
SkipChar(stream);
do {
SkipWhitespace(stream);
object form = reader.ReadNextForm(stream);
if (form != null) {
coll.Append(form);
}
SkipWhitespace(stream);
if (Empty(stream)) {
throw new ReaderException("Unterminated vector!");
}
} while (PeekChar(stream, out cur) && cur != close);
SkipChar(stream);
return coll;
}
