Adventurous
Adventurous is a companion crate to assist you in solving Advent of Code puzzles.

Installation
[dependencies]
adventurous = "0.3.0"
Examples
Solving a puzzle
use adventurous::Input;
use anyhow::Result;
#[adventurous::part_one]
fn part_one(input: &Input) -> Result<usize> {
Ok(input
.traverse(|line| {
line.parse::<usize>()
})?
.sum())
}
#[adventurous::part_two]
fn part_two(_input: &Input) -> Result<usize> {
todo!()
}
fn main() -> Result<()> {
adventurous::run("input.txt", part_one, part_two)
}
Regression testing
Once a solution has been solved, you can provide the correct answer for each part using the #[part_one] and #[part_two] attributes.
Calling test_solutions!() inside of your tests module will generate regression tests that ensure the output from your solvers matches the correct answer.
use adventurous::Input;
use anyhow::Result;
#[adventurous::part_one(answer = "73")]
fn part_one(input: &Input) -> Result<usize> {
Ok(input
.traverse(|line| {
line.parse::<usize>()
})?
.sum())
}
#[cfg(test)]
mod tests {
use super::*;
adventurous::test_solutions!();
}