package common

import (
	"bufio"
	"os"
	"strings"
)

func Readfile(filename string, out chan<- string) error {
	file, err := os.Open(filename)
	if err != nil {
		return err
	}
	defer file.Close()

	scanner := bufio.NewScanner(file)
	for scanner.Scan() {
		line := strings.TrimSpace(scanner.Text())
		out <- line
	}

	return scanner.Err()
}