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| markov diff --git a/src/main.rs b/src/main.rs new file mode 100644 index 0000000..22f352d --- /dev/null +++ b/src/main.rs @@ -0,0 +1,47 @@ +use chain::{ + Chain, +}; +use std::{ + io::{ + BufRead, + self, + }, +}; + +fn buffered_read_all_lines io::Result<()>>(input: &mut T, mut then: F) -> io::Result +{ + let mut buffer = String::new(); + let mut read; + let mut total=0; + while {read = input.read_line(&mut buffer)?; read!=0} { + then(&buffer[..])?; + buffer.clear(); + total += read; + } + Ok(total) +} + +fn main() { + let stdin = io::stdin(); + let mut stdin = stdin.lock(); + let mut chain = Chain::new(); + + buffered_read_all_lines(&mut stdin, |string| { + chain.feed(&string.split_whitespace() + .filter(|word| !word.is_empty()) + .map(|s| s.to_owned()).collect::>()); + + Ok(()) + }).expect("Failed to read from stdin"); + + if !chain.is_empty() { + if let Some(num) = std::env::args().skip(1).next() { + let sz: usize = num.parse().expect("Cannot parse number of tokens to generate"); + for string in chain.str_iter_for(sz) { + println!("{}", string); + } + } else { + println!("{}", chain.generate_str()); + } + } +}