Support wails doctor for Mac

v2/internal/system/operatingsystem/os_darwin.go

@@ -1,6 +1,18 @@
 package operatingsystem
 
-import "github.com/wailsapp/wails/v2/internal/shell"
+import (
+	"github.com/wailsapp/wails/v2/internal/shell"
+	"strings"
+)
+
+func getSysctlValue(key string) (string, error) {
+	stdout, _, err := shell.RunCommand(".", "sysctl", key)
+	if err != nil {
+		return "", err
+	}
+	version := strings.TrimPrefix(stdout, key+": ")
+	return strings.TrimSpace(version), nil
+}
 
 func platformInfo() (*OS, error) {
 	// Default value
@@ -9,22 +21,28 @@ func platformInfo() (*OS, error) {
 	result.Name = "MacOS"
 	result.Version = "Unknown"
 
-	stdout, stderr, err := shell.RunCommand(".", "sysctl", "kern.osrelease")
+	version, err := getSysctlValue("kern.osproductversion")
-	println(stdout)
+	if err != nil {
-	println(stderr)
+		return nil, err
-	println(err)
+	}
-// 		cmd := CreateCommand(directory, command, args...)
+	result.Version = version
-// 		var stdo, stde bytes.Buffer
+	ID, err := getSysctlValue("kern.osrevision")
-// 		cmd.Stdout = &stdo
+	if err != nil {
-// 		cmd.Stderr = &stde
+		return nil, err
-// 		err := cmd.Run()
+	}
-// 		return stdo.String(), stde.String(), err
+	result.ID = ID
-// 	}
-// 	sysctl := shell.NewCommand("sysctl")
-// 	kern.ostype: Darwin
-// kern.osrelease: 20.1.0
-// kern.osrevision: 199506
 
+	// 		cmd := CreateCommand(directory, command, args...)
+	// 		var stdo, stde bytes.Buffer
+	// 		cmd.Stdout = &stdo
+	// 		cmd.Stderr = &stde
+	// 		err := cmd.Run()
+	// 		return stdo.String(), stde.String(), err
+	// 	}
+	// 	sysctl := shell.NewCommand("sysctl")
+	// 	kern.ostype: Darwin
+	// kern.osrelease: 20.1.0
+	// kern.osrevision: 199506
 
-	return nil, nil
+	return &result, nil
 }

v2/internal/system/system_darwin.go

@@ -2,7 +2,14 @@
 
 package system
 
-func (i *Info) discover() error {
+import "github.com/wailsapp/wails/v2/internal/system/operatingsystem"
 
+func (i *Info) discover() error {
+	var err error
+	osinfo, err := operatingsystem.Info()
+	if err != nil {
+		return err
+	}
+	i.OS = osinfo
 	return nil
 }