Upgraded do to 1.23 to get errors.Join function

error.go

@@ -4,32 +4,6 @@ import (
 	"fmt"
 )
 
-func filterNilErrors(errs []error) (notNilErrs []error) {
-	for _, err := range errs {
-		if err != nil {
-			notNilErrs = append(notNilErrs, err)
-		}
-	}
-	return notNilErrs
-}
-
-func Join(errs ...error) (result error) {
-	errs = filterNilErrors(errs)
-	if len(errs) == 0 {
-		return nil
-	}
-	
-	for index, err := range errs {
-		if index == 0 {
-			result = err
-		} else {
-			result = fmt.Errorf("%w: %v", result, err)
-		}
-		
-	}
-    return result
-}
-
 func ERR_NOT_TTY() error {
     return fmt.Errorf("File is not a tty")
 }

go.mod

@@ -1,8 +1,8 @@
 module code.foilhatguy.casa/pub/stty
 
-go 1.19
+go 1.23
 
 require (
-	golang.org/x/sys v0.15.0 // indirect
-	golang.org/x/term v0.15.0 // indirect
+	golang.org/x/sys v0.15.0
+	golang.org/x/term v0.15.0
 )

real.go

@@ -1,8 +1,9 @@
 package stty
 
-import(
-    "os/exec"
-    "fmt"
+import (
+	"errors"
+	"fmt"
+	"os/exec"
 )
 
 type real struct {
@@ -12,7 +13,7 @@ func (r *real) SetBaudRate(portPath string, baudrate int) error {
 	setBaudRateCMD := exec.Command("stty", "-F", portPath, fmt.Sprint(baudrate))
 	_, err := setBaudRateCMD.Output()
     if err != nil {
-        return Join(ERR_SET_BAUDRATE_FAILED(), err)
+        return errors.Join(ERR_SET_BAUDRATE_FAILED(), err)
     }
     return nil
 }
@@ -39,7 +40,7 @@ func (r *real) TestBaudRate(portPath string, baudrate int) error {
 
 	newBaudRate, err := r.CheckBaudRate(portPath)
 	if err != nil {
-		return Join(ERR_CHECK_BAUDRATE_FAILED(), err)
+		return errors.Join(ERR_CHECK_BAUDRATE_FAILED(), err)
 	}
 
 	if newBaudRate == baudrate {

stty.go

@@ -1,6 +1,7 @@
 package stty
 
 import (
+	"errors"
 	"fmt"
 	"os"
 	"os/exec"
@@ -25,7 +26,7 @@ func init() {
 	checkSttyCMD := exec.Command("stty", "--version")
 	sttyOutput, err := checkSttyCMD.Output()
 	if err != nil || len(sttyOutput) == 0 {
-        cmd = &dummy{Join(ERR_STTY_MISSING(),err)}
+        cmd = &dummy{errors.Join(ERR_STTY_MISSING(),err)}
 	}
 	cmd = &real{}
 }
@@ -33,13 +34,13 @@ func init() {
 func ValidateTtyFile(filepath string) error {
     file, err := os.Open(filepath)
 	if err != nil {
-        return Join(ERR_CANNOT_OPEN_FILE(), fmt.Errorf(err.Error()))
+        return errors.Join(ERR_CANNOT_OPEN_FILE(), fmt.Errorf(err.Error()))
 	}
 	defer file.Close()
 
 	err = unix.Access(filepath, unix.W_OK)
 	if err != nil {
-		return Join(ERR_NO_WRITE_ACCESS(), err)
+		return errors.Join(ERR_NO_WRITE_ACCESS(), err)
 	}
 
 	if term.IsTerminal(int(file.Fd())) {