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main.go
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main.go
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package main
import (
"flag"
"fmt"
"log"
"os"
)
const ignoreName = ".gitignore"
func main() {
flag.Parse()
args := flag.Args()
if inStr(args, "help") {
showHelp()
os.Exit(0)
}
if len(args) == 0 {
intaractive()
} else {
ignore := fetch(args)
save(ignoreName, ignore)
}
fmt.Println("Done! 🎉")
}
func intaractive() {
var selectLangs []string
for {
err := Prompt("Do you want to add the specified language")
if err != nil {
break
} else {
fmt.Println("Open the viewfinder...")
}
lang := finder()
selectLangs = append(selectLangs, lang)
}
ignore := fetch(selectLangs)
save(ignoreName, ignore)
}
func save(fileName string, ctn string) {
_, err := os.Stat(fileName)
if err == nil {
err := Prompt("Overwrite file. Are you sure")
if err != nil {
fmt.Println("Exit.")
os.Exit(1)
}
}
file, err := os.Create(fileName)
if err != nil {
log.Fatal(err)
os.Exit(1)
}
defer file.Close()
file.Write([]byte(ctn))
}
func showHelp() {
const help = `
igonore - .gitignore generator written in Go
Usage: igonore
Generate .gitignore interactively.
igonore langage langage2...
Generate a .gitignore file for the specified language.
Ex.) igonore go node
`
fmt.Println(help)
}
func inStr(arr []string, str string) bool {
for _, v := range arr {
if v == str {
return true
}
}
return false
}