Pull the latest changes for each repository

internal/repositories/update.go

@@ -0,0 +1,37 @@
+package repositories
+
+import (
+	"fmt"
+	"os"
+	"os/exec"
+	"strings"
+)
+
+func Update(repositoryPath string) error {
+	repositoryPath = strings.TrimSuffix(repositoryPath, "/.git")
+
+	err := os.Chdir(repositoryPath)
+
+	if err != nil {
+		return fmt.Errorf("failed to change directory to %s: %w", repositoryPath, err)
+	}
+
+	fmt.Printf("Updating %s\n", repositoryPath)
+
+	commands := [][]string{
+		{"git", "fetch", "--all", "--jobs=4", "--progress", "--prune"},
+		{"git", "pull", "--rebase"},
+	}
+
+	for _, args := range commands {
+		cmd := exec.Command(args[0], args[1:]...)
+		cmd.Stdout = os.Stdout
+		cmd.Stderr = os.Stderr
+
+		if err := cmd.Run(); err != nil {
+			return fmt.Errorf("%s failed: %w", strings.Join(args, " "), err)
+		}
+	}
+
+	return nil
+}