Add indoc crate for multiline string literals

The `indoc!` macro creates an unindented multiline string at compile time,
which looks better than newline escapes `\n`.

Cargo.toml

@@ -30,3 +30,4 @@ tinyjson = "2.5.1"
 # Solution dependencies
 regex = "1.10.3"
 itertools = "0.12.1"
+indoc = "2.0.4"

data/examples/05.txt

@@ -0,0 +1,33 @@
+seeds: 79 14 55 13
+
+seed-to-soil map:
+50 98 2
+52 50 48
+
+soil-to-fertilizer map:
+0 15 37
+37 52 2
+39 0 15
+
+fertilizer-to-water map:
+49 53 8
+0 11 42
+42 0 7
+57 7 4
+
+water-to-light map:
+88 18 7
+18 25 70
+
+light-to-temperature map:
+45 77 23
+81 45 19
+68 64 13
+
+temperature-to-humidity map:
+0 69 1
+1 0 69
+
+humidity-to-location map:
+60 56 37
+56 93 4

src/bin/05.rs

@@ -0,0 +1,26 @@
+advent_of_code::solution!(5);
+
+pub fn part_one(input: &str) -> Option<u32> {
+    None
+}
+
+pub fn part_two(_input: &str) -> Option<u32> {
+    None
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_part_one() {
+        let result = part_one(&advent_of_code::template::read_file("examples", DAY));
+        assert_eq!(result, None);
+    }
+
+    #[test]
+    fn test_part_two() {
+        let result = part_two(&advent_of_code::template::read_file("examples", DAY));
+        assert_eq!(result, None);
+    }
+}