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|
package aoc
import (
"bufio"
"context"
"fmt"
"io"
"log"
"os"
)
type ScanCloser struct {
*bufio.Scanner
io.Closer
}
func NewScanCloser(file string) *ScanCloser {
f, err := os.Open(file)
if err != nil {
log.Panic(err)
}
return &ScanCloser{
Scanner: bufio.NewScanner(f),
Closer: f,
}
}
type Solver[T any, R any] func(ctx context.Context, data T) (R, error)
func RunDay[T any, R any](ctx context.Context, s *ScanCloser, in Reader[T], solvers ...Solver[T, R]) error {
defer s.Closer.Close()
data, err := in(ctx, s.Scanner)
if err != nil {
return err
}
results := make([]R, 0)
for _, solver := range solvers {
out, err := solver(ctx, data)
if err != nil {
return fmt.Errorf("")
}
results = append(results, out)
}
for _, result := range results {
fmt.Println(result)
}
return nil
}
|
