95 lines
1.9 KiB
Rust
95 lines
1.9 KiB
Rust
use anyhow::{anyhow, Result};
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use std::env;
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mod days;
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fn help() {
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println!(
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"Usage: {} day-number <day-number>...",
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env!("CARGO_BIN_NAME")
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);
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}
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fn run_day(number: i32) -> Result<()> {
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match number {
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1 => {
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days::day1::run()?;
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}
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2 => {
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days::day2::run()?;
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}
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3 => {
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days::day3::run()?;
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}
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4 => {
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days::day4::run()?;
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}
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5 => {
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days::day5::run()?;
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}
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6 => {
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days::day6::run()?;
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}
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7 => {
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days::day7::run()?;
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}
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8 => {
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days::day8::run()?;
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}
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9 => {
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days::day9::run()?;
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}
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10 => {
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days::day10::run()?;
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}
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11 => {
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days::day11::run()?;
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}
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12 => {
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days::day12::run()?;
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}
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13 => {
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days::day13::run()?;
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}
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14 => {
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days::day14::run()?;
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}
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15 => {
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days::day15::run()?;
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}
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_ => return Err(anyhow!("Invalid day provided")),
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}
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Ok(())
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}
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fn main() -> Result<()> {
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let args: Vec<String> = env::args().collect();
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match args.len() {
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0 => {
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help();
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return Err(anyhow!("No arguments provided"));
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}
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1 => {
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help();
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return Err(anyhow!("Not enough arguments provided"));
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}
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_ => {
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for val in args[1..].iter() {
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let number: i32 = match val.parse() {
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Ok(n) => n,
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Err(_) => {
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help();
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return Err(anyhow!("Argument {} is not an integer", val));
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}
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};
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println!("Day {}", number);
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run_day(number)?;
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println!();
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}
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}
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}
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Ok(())
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}
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