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|
enum LinkParserEvent {
BeginLinkValue(usize),
EndLinkValue(usize),
BeginLinkParam(usize),
EndLinkParam(usize),
EndOfBuffer,
}
enum State {
Start,
UriRef,
}
struct LinkParser {
state: State,
offset: usize,
}
impl LinkParser {
fn new() -> Self {
return LinkParser {
state: State::Start,
offset: 0,
};
}
fn try_match_char(&self, buf: &[u8], b: u8) -> Option<usize> {
if buf[self.offset] != b {
return None;
}
return Some(1);
}
fn push(&mut self, new_data: &[u8]) -> LinkParserEvent {
match self.state {
State::Start => {
if let Some(len) = self.try_match_char(new_data, b'<') {
self.offset += len;
self.state = State::UriRef;
return LinkParserEvent::BeginLinkValue(self.offset - len);
}
todo!();
},
State::UriRef => {
loop {
if let Some(_) = self.try_match_char(new_data, b'>') {
break;
} else {
self.offset += 1;
}
}
todo!();
},
}
}
fn finish(&mut self) {
}
}
#[cfg(test)]
mod test {
#[test]
fn test() {
}
}
|
