refactor: use a more modern writing style to simplify code (#3834)

Signed-off-by: deepdring <deepdrink@icloud.com>

internal/shell/job.go

@@ -24,17 +24,17 @@ func init() {
 // JobFunction is a representation of a job (this data structure is what is loaded
 // into the jobs channel)
 type JobFunction struct {
-	Function func(string, []interface{})
+	Function func(string, []any)
 	Output   string
-	Args     []interface{}
+	Args     []any
 }
 
 // A CallbackFile is the data structure that makes it possible to catch stderr and stdout write events
 type CallbackFile struct {
 	io.Writer
 
-	callback func(string, []interface{})
-	args     []interface{}
+	callback func(string, []any)
+	args     []any
 }
 
 // Job stores the executing command for the job, and the stdin pipe
@@ -53,13 +53,13 @@ func (f *CallbackFile) Write(data []byte) (int, error) {
 
 // JobStart starts a shell command in the background with the given callbacks
 // It returns an *exec.Cmd as the job id
-func JobStart(cmd string, onStdout, onStderr, onExit func(string, []interface{}), userargs ...interface{}) *Job {
+func JobStart(cmd string, onStdout, onStderr, onExit func(string, []any), userargs ...any) *Job {
 	return JobSpawn("sh", []string{"-c", cmd}, onStdout, onStderr, onExit, userargs...)
 }
 
 // JobSpawn starts a process with args in the background with the given callbacks
 // It returns an *exec.Cmd as the job id
-func JobSpawn(cmdName string, cmdArgs []string, onStdout, onStderr, onExit func(string, []interface{}), userargs ...interface{}) *Job {
+func JobSpawn(cmdName string, cmdArgs []string, onStdout, onStderr, onExit func(string, []any), userargs ...any) *Job {
 	// Set up everything correctly if the functions have been provided
 	proc := exec.Command(cmdName, cmdArgs...)
 	var outbuf bytes.Buffer