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cmd.go
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package main
import (
"errors"
"fmt"
"io/ioutil"
"os"
"os/exec"
"gopkg.in/yaml.v2"
)
func get() error {
p := Package{}
data, err := ioutil.ReadFile(package_yml)
if err != nil {
return err
}
err = yaml.Unmarshal(data, &p)
if err != nil {
return err
}
for _, dep := range p.Deps {
cmd := exec.Command("go", "get", "-v", dep)
cmd.Stdout = os.Stdout
cmd.Stdin = os.Stdin
cmd.Stderr = os.Stderr
err := cmd.Run()
if err != nil {
return err
}
}
return nil
}
func here() {
setEnv()
}
func setEnv() {
pwd, _ := os.Getwd()
shell := os.Getenv("SHELL")
if shell == "" {
panic("Can't not find shell")
}
pa := &os.ProcAttr{
Files: []*os.File{os.Stdin, os.Stdout, os.Stderr},
Dir: pwd,
Env: append(os.Environ(), fmt.Sprintf("GOPATH=%s", pwd)),
}
fmt.Print(welecome_words)
proc, err := os.StartProcess(shell, []string{shell}, pa)
if err != nil {
panic(err)
}
_, err = proc.Wait()
if err != nil {
panic(err)
}
fmt.Print(goodbye_words)
}
func genPackageYml() error {
_, err := os.Stat(package_yml)
if err == nil {
return errors.New("package.yml already exists")
}
f, err := os.Create(package_yml)
if err != nil {
return err
}
defer f.Close()
yml_btyes, _ := yaml.Marshal(Package{})
f.WriteString(string(yml_btyes))
return nil
}
func initial() error {
err := genPackageYml()
if err != nil {
return err
}
here()
return nil
}
const welecome_words = `
___ ___ ___ ___ ___ ___ ___
/\ \ /\ \ /\ \ ___ /\__\ /\ \ /\ \ /\ \
/::\ \ /::\ \ /::\ \ /\ \ /::| | /::\ \ /::\ \ /::\ \
/:/\:\ \ /:/\:\ \ /:/\:\ \ \:\ \ /:|:| | /:/\:\ \ /:/\:\ \ /:/\:\ \
/:/ \:\ \ /:/ \:\ \ /:/ \:\__\ /::\__\/:/|:| |__ /:/ \:\ \ /:/ \:\ \ /:/ \:\ \
/:/__/ \:\__/:/__/ \:\__/:/__/ \:|__|__/:/\/__/:/ |:| /\__/:/__/_\:\__\ /:/__/_\:\__/:/__/ \:\__\
\:\ \ \/__\:\ \ /:/ \:\ \ /:/ /\/:/ / \/__|:|/:/ \:\ /\ \/__/ \:\ /\ \/__\:\ \ /:/ /
\:\ \ \:\ /:/ / \:\ /:/ /\::/__/ |:/:/ / \:\ \:\__\ \:\ \:\__\ \:\ /:/ /
\:\ \ \:\/:/ / \:\/:/ / \:\__\ |::/ / \:\/:/ / \:\/:/ / \:\/:/ /
\:\__\ \::/ / \::/__/ \/__/ /:/ / \::/ / \::/ / \::/ /
\/__/ \/__/ ~~ \/__/ \/__/ \/__/ \/__/
`
const goodbye_words = `
___ ___ ___ ___ ___ ___ ___
/\ \ /\ \ /\ \ /\ \ /\ \ |\__\ /\ \
/::\ \ /::\ \ /::\ \ /::\ \ /::\ \ |:| | /::\ \
/:/\:\ \ /:/\:\ \ /:/\:\ \ /:/\:\ \ /:/\:\ \ |:| | /:/\:\ \
/:/ \:\ \ /:/ \:\ \ /:/ \:\ \ /:/ \:\__\ /::\~\:\__\ |:|__|__ /::\~\:\ \
/:/__/_\:\__/:/__/ \:\__/:/__/ \:\__/:/__/ \:|__| /:/\:\ \:|__|/::::\__/:/\:\ \:\__\
\:\ /\ \/__\:\ \ /:/ \:\ \ /:/ \:\ \ /:/ / \:\~\:\/:/ /:/~~/~ \:\~\:\ \/__/
\:\ \:\__\ \:\ /:/ / \:\ /:/ / \:\ /:/ / \:\ \::/ /:/ / \:\ \:\__\
\:\/:/ / \:\/:/ / \:\/:/ / \:\/:/ / \:\/:/ /\/__/ \:\ \/__/
\::/ / \::/ / \::/ / \::/__/ \::/__/ \:\__\
\/__/ \/__/ \/__/ ~~ ~~ \/__/
`