From 4832842f24ff68db7e649eae19439858cddc5e11 Mon Sep 17 00:00:00 2001
From: Maciej Jur <maciej@kamoshi.org>
Date: Sun, 27 Nov 2022 00:25:48 +0100
Subject: [PATCH] 2022 Rust directory

---
 2022/rust/Cargo.lock             |  7 +++++++
 2022/rust/Cargo.toml             |  8 ++++++++
 2022/rust/inputs/scratch.txt     |  6 ++++++
 2022/rust/src/main.rs            |  7 +++++++
 2022/rust/src/solutions/day01.rs | 10 ++++++++++
 2022/rust/src/solutions/mod.rs   |  1 +
 2022/rust/src/utils.rs           | 24 ++++++++++++++++++++++++
 7 files changed, 63 insertions(+)
 create mode 100644 2022/rust/Cargo.lock
 create mode 100644 2022/rust/Cargo.toml
 create mode 100644 2022/rust/inputs/scratch.txt
 create mode 100644 2022/rust/src/main.rs
 create mode 100644 2022/rust/src/solutions/day01.rs
 create mode 100644 2022/rust/src/solutions/mod.rs
 create mode 100644 2022/rust/src/utils.rs

diff --git a/2022/rust/Cargo.lock b/2022/rust/Cargo.lock
new file mode 100644
index 0000000..b21cc6a
--- /dev/null
+++ b/2022/rust/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "rust"
+version = "0.1.0"
diff --git a/2022/rust/Cargo.toml b/2022/rust/Cargo.toml
new file mode 100644
index 0000000..1ec6963
--- /dev/null
+++ b/2022/rust/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "rust"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/2022/rust/inputs/scratch.txt b/2022/rust/inputs/scratch.txt
new file mode 100644
index 0000000..1e4874b
--- /dev/null
+++ b/2022/rust/inputs/scratch.txt
@@ -0,0 +1,6 @@
+a
+b
+c
+d
+sss
+asas
diff --git a/2022/rust/src/main.rs b/2022/rust/src/main.rs
new file mode 100644
index 0000000..205b69c
--- /dev/null
+++ b/2022/rust/src/main.rs
@@ -0,0 +1,7 @@
+mod utils;
+mod solutions;
+
+
+fn main() {
+    solutions::day01::run();
+}
diff --git a/2022/rust/src/solutions/day01.rs b/2022/rust/src/solutions/day01.rs
new file mode 100644
index 0000000..508519d
--- /dev/null
+++ b/2022/rust/src/solutions/day01.rs
@@ -0,0 +1,10 @@
+use crate::utils;
+
+pub fn run() -> () {
+    let data = utils::read_lines(utils::Source::Scratch);
+
+    println!("Day 1");
+    for x in data {
+        println!("{}", x);
+    }
+}
diff --git a/2022/rust/src/solutions/mod.rs b/2022/rust/src/solutions/mod.rs
new file mode 100644
index 0000000..12b8f18
--- /dev/null
+++ b/2022/rust/src/solutions/mod.rs
@@ -0,0 +1 @@
+pub mod day01;
diff --git a/2022/rust/src/utils.rs b/2022/rust/src/utils.rs
new file mode 100644
index 0000000..d1151c9
--- /dev/null
+++ b/2022/rust/src/utils.rs
@@ -0,0 +1,24 @@
+use std::fs::File;
+use std::io::{BufRead, BufReader};
+use std::path::Path;
+
+
+pub enum Source { Scratch, Day(i32) }
+
+
+pub fn read_lines(source: Source) -> Vec<String> {
+    let path = match source {
+        Source::Scratch => "inputs/scratch.txt".to_string(),
+        Source::Day(day) => {
+            assert!(1 <= day && day < 25);
+            format!("inputs/day{:0>2}.txt", day)
+        }
+    };
+    _read_lines(&path).expect(format!("Failed to load from {}", &path).as_str())
+}
+
+fn _read_lines<P>(filename: P) -> std::io::Result<Vec<String>>
+    where P: AsRef<Path> {
+    let file = File::open(filename)?;
+    BufReader::new(file).lines().collect()
+}