Extract scanning ASCII files into a util package

internal/data/accounting.go

@@ -3,6 +3,8 @@ package data
 import (
 	"bytes"
 	"errors"
+
+	"ur.gs/chaos-gate/internal/util/asciiscan"
 )
 
 // Comments are `//`, start of line only, for accounting
@@ -13,11 +15,14 @@ var (
 type Accounting map[string]string
 
 func LoadAccounting(filename string) (Accounting, error) {
-	scanLines, err := fileToScanner(filename)
+	s, err := asciiscan.New(filename)
 	if err != nil {
 		return nil, err
 	}
 
+	defer s.Close()
+	scanLines := s.Bufio()
+
 	out := make(Accounting)
 
 	for scanLines.Scan() {