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//! Parse input from stdin and log actions on stdout
extern crate vtparse;
use std::io::{self, Read};
use vtparse::{StateMachine, Parser};
/// A type implementing Parser that just logs actions
struct Log;
impl Parser for Log {
fn print(&mut self, c: char) {
println!("[print] {:?}", c);
}
fn execute(&mut self, _machine: &StateMachine, byte: u8) {
println!("[execute] byte={:02x}", byte);
}
fn hook(&mut self, _machine: &StateMachine, byte: u8) {
println!("[hook] byte={:02x}", byte);
}
fn put(&mut self, _machine: &StateMachine, byte: u8) {
println!("[put] byte={:02x}", byte);
}
fn osc_start(&mut self, _machine: &StateMachine, byte: u8) {
println!("[osc_start] byte={:02x}", byte);
}
fn osc_put(&mut self, _machine: &StateMachine, byte: u8) {
println!("[osc_put] byte={:02x}", byte);
}
fn osc_end(&mut self, _machine: &StateMachine, byte: u8) {
println!("[osc_end] byte={:02x}", byte);
}
fn unhook(&mut self, _machine: &StateMachine, byte: u8) {
println!("[unhook] byte={:02x}", byte);
}
fn csi_dispatch(&mut self, machine: &StateMachine, c: char) {
println!("[csi_dispatch] params={:?}, intermediates={:?}, action={:?}",
machine.params(), machine.intermediates(), c);
}
fn esc_dispatch(&mut self, machine: &StateMachine, byte: u8) {
println!("[csi_dispatch] params={:?}, intermediates={:?}, action={:?}",
machine.params(), machine.intermediates(), byte as char);
}
}
fn main() {
let input = io::stdin();
let mut handle = input.lock();
let mut statemachine = StateMachine::new();
let mut parser = Log;
let mut buf: [u8; 2048] = unsafe { std::mem::uninitialized() };
loop {
match handle.read(&mut buf) {
Ok(0) => break,
Ok(n) => {
for byte in &buf[..n] {
statemachine.advance(&mut parser, *byte);
}
},
Err(err) => {
println!("err: {}", err);
break;
}
}
}
}
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