Files
advent-of-code/cmd/aoc/main.go
2025-11-30 12:45:45 +01:00

73 lines
2.0 KiB
Go

package main
import (
"advent-of-code/internal/registry"
"fmt"
"log"
"os"
"path/filepath"
"regexp"
// 2015
_ "advent-of-code/internal/2015/DayFive"
_ "advent-of-code/internal/2015/DayFour"
_ "advent-of-code/internal/2015/DayOne"
_ "advent-of-code/internal/2015/DayThree"
_ "advent-of-code/internal/2015/DayTwo"
// 2018
_ "advent-of-code/internal/2018/DayOne"
// 2020
_ "advent-of-code/internal/2020/DayEight"
_ "advent-of-code/internal/2020/DayFour"
_ "advent-of-code/internal/2020/DayOne"
_ "advent-of-code/internal/2020/DaySeven"
_ "advent-of-code/internal/2020/DaySix"
_ "advent-of-code/internal/2020/DayThree"
_ "advent-of-code/internal/2020/DayTwo"
// 2021
_ "advent-of-code/internal/2021/DayOne"
_ "advent-of-code/internal/2021/DayThree"
_ "advent-of-code/internal/2021/DayTwo"
_ "advent-of-code/internal/2022/DayOne"
)
func capitalize(day string) string {
dayNames := map[string]string{
"1": "One", "2": "Two", "3": "Three", "4": "Four", "5": "Five",
"6": "Six", "7": "Seven", "8": "Eight", "9": "Nine", "10": "Ten",
"11": "Eleven", "12": "Twelve", "13": "Thirteen", "14": "Fourteen", "15": "Fifteen",
"16": "Sixteen", "17": "Seventeen", "18": "Eighteen", "19": "Nineteen", "20": "Twenty",
"21": "TwentyOne", "22": "TwentyTwo", "23": "TwentyThree", "24": "TwentyFour", "25": "TwentyFive",
}
return dayNames[day]
}
func main() {
if len(os.Args) < 2 {
fmt.Fprintf(os.Stderr, "Usage: %s <YEAR>D<DAY>[P<PART>]\n", os.Args[0])
os.Exit(1)
}
re := regexp.MustCompile(`^(\d{4})D(\d+)(?:P(\d+))?$`)
matches := re.FindStringSubmatch(os.Args[1])
if matches == nil {
fmt.Fprintf(os.Stderr, "Invalid format: %s\n", os.Args[1])
os.Exit(1)
}
year, dayNum, part := matches[1], matches[2], matches[3]
dayKey := fmt.Sprintf("%sD%s", year, dayNum)
dayName := fmt.Sprintf("Day%s", capitalize(dayNum))
input := filepath.Join("internal", "data", year, dayName, "input.txt")
runner, ok := registry.Days[dayKey].(registry.Runner)
if !ok {
log.Fatalf("Day not found: %s\n", dayKey)
}
runner.Run(input, part)
}