fileload: add e

fileload/e/main.go

@@ -0,0 +1,67 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"io"
+	"log"
+	"os"
+
+	"github.com/dvrkps/dojo/fileload"
+)
+
+func main() {
+	d, err := run()
+	if err != nil {
+		log.Print(err)
+		os.Exit(1)
+	}
+
+	fmt.Print(&d)
+}
+
+func run() (fileload.Data, error) {
+	empty := fileload.Data{}
+
+	f, err := os.Open(fileload.Path)
+	if err != nil {
+		return empty, fmt.Errorf("open: %v", err)
+	}
+	defer f.Close()
+
+	d := fileload.NewData()
+
+	err = parse(f, &d)
+	if err != nil {
+		return empty, fmt.Errorf("parse: %v", err)
+	}
+
+	return d, nil
+}
+
+func parse(r io.Reader, d *fileload.Data) error {
+	s := bufio.NewScanner(r)
+
+	ch := make(chan []byte)
+
+	go func() {
+		for s.Scan() {
+			ch <- s.Bytes()
+		}
+		close(ch)
+
+		err := s.Err()
+		if err != nil {
+			fmt.Printf("add: %v\n", err)
+		}
+	}()
+
+	for b := range ch {
+		err := d.Add(b)
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}

fileload/e/main_test.go

@@ -0,0 +1,25 @@
+package main
+
+import (
+	"testing"
+
+	"github.com/dvrkps/dojo/fileload"
+)
+
+var data fileload.Data
+
+func BenchmarkRun(b *testing.B) {
+	var (
+		d   fileload.Data
+		err error
+	)
+
+	for n := 0; n < b.N; n++ {
+		d, err = run()
+		if err != nil {
+			b.Fatal(err)
+		}
+	}
+
+	data = d
+}