func main() {
index := structs.NewIndex()
for {
fmt.Println("Enter command (e.g. 'help') and arguments.")
var userInput string
_, err := fmt.Scan(&userInput)
if err != nil {
if err == io.EOF {
return
} else {
fmt.Println(err.Error())
}
} else {
if handleCommand(userInput, index) {
return
}
}
}
}
func main() {
var outputFileName string
flag.StringVar(&outputFileName, "o", "", "File name to write index to.")
flag.Parse()
if len(outputFileName) == 0 {
fmt.Fprintf(os.Stderr, "Output file not specified. Use -o option.\n")
return
}
outputFile, err := os.Create(outputFileName)
if err != nil {
reportError(err)
return
}
fileNames := make([]string, 0)
for {
var fileName string
_, err := fmt.Scan(&fileName)
if err != nil {
if err != io.EOF {
reportError(err)
}
break
}
fileNames = append(fileNames, fileName)
}
index := structs.NewIndex()
crawl(index, fileNames)
if err = saveIndex(index, outputFile); err != nil {
reportError(err)
}
}