bitsy-parser/src/ending.rs

57 lines
1.4 KiB
Rust

use std::fmt;
// same as a dialogue basically
#[derive(Clone, Debug, Eq, PartialEq)]
pub struct Ending {
pub id: String,
pub dialogue: String,
}
impl Ending {
pub fn from_str(s: &str) -> Result<Self, crate::Error> {
let lines: Vec<&str> = s.lines().collect();
if lines.is_empty() || !lines[0].starts_with("END ") {
return Err(crate::Error::Ending);
}
let id = lines[0].replace("END ", "");
let dialogue = lines[1..].join("\n");
Ok(Ending { id, dialogue })
}
}
impl fmt::Display for Ending {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f,"END {}\n{}", self.id, self.dialogue)
}
}
#[cfg(test)]
mod test {
use crate::Ending;
#[test]
fn ending_from_string() {
assert_eq!(
Ending::from_str(include_str!("test-resources/ending")).unwrap(),
Ending {
id: "a".to_string(),
dialogue: "This is a long line of dialogue. Blah blah blah".to_string()
}
);
}
#[test]
fn ending_to_string() {
assert_eq!(
Ending {
id: "7".to_string(),
dialogue: "This is another long ending. So long, farewell, etc.".to_string()
}.to_string(),
"END 7\nThis is another long ending. So long, farewell, etc.".to_string()
);
}
}