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go-learn
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fix check-versions

This commit is contained in:
Greg Gauthier 2021-03-10 11:19:50 +00:00
parent f8c371d0a2
commit c4f3cc5afc
2 changed files with 8 additions and 26 deletions
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32
check-versions.go
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@ -2,43 +2,25 @@ package main
import ( import (
"fmt" "fmt"
"os"
"os/exec" "os/exec"
"runtime"
"strings" "strings"
) )
func validateos() {
if runtime.GOOS == "windows" {
fmt.Println("Can't Execute this on a windows machine")
os.Exit(1)
}
}
func execute(cmdstr string) string { func execute(cmdstr string) (string, error) {
cmdargs := strings.Split(cmdstr, " ") // string arrayified
validateos() cmd := cmdargs[0] // command
var cmdargs = strings.Split(cmdstr, " ") // string arrayified
var cmd = cmdargs[0] // command
cmdargs = append(cmdargs[:0], cmdargs[1:]...) // argument array sans cmd cmdargs = append(cmdargs[:0], cmdargs[1:]...) // argument array sans cmd
out, err := exec.Command(cmd, cmdargs...).CombinedOutput() out, err := exec.Command(cmd, cmdargs...).CombinedOutput()
var output string return string(out[:]), err
if err != nil {
output = err.Error()
} else {
output = string(out[:])
}
return output
} }
func main() { func main() {
gitver := execute("git --version") gitver, _ := execute("git --version")
verno := strings.Split(gitver, " ")[2] verno := strings.Split(gitver, " ")[2]
fmt.Println(verno) fmt.Println(verno)
gcnf := execute("git config -l") gcnf, _ := execute("git config -l")
config := strings.Split(gcnf, "\n") config := strings.Split(gcnf, "\n")
for i, v := range config { for i, v := range config {
@ -51,7 +33,7 @@ func main() {
fmt.Printf("%d: %s = '%s' \n", i, key, val) fmt.Printf("%d: %s = '%s' \n", i, key, val)
} }
glog := execute("git log --oneline") glog, _ := execute("git log --oneline")
logarray := strings.Split(glog, "\n") logarray := strings.Split(glog, "\n")
for _, v := range logarray { for _, v := range logarray {
entryarray := strings.SplitN(v, " ", 2) entryarray := strings.SplitN(v, " ", 2)