Add extract function to handle various archive types

.zshrc

@@ -109,3 +109,22 @@ function a() {
         echo "Неизвестная команда: a $1"
     fi
 }
+
+extract() {
+  if [ -f "$1" ]; then
+    case "$1" in
+      *.tar.bz2)   tar xvjf "$1"    ;;
+      *.tar.gz)    tar xvzf "$1"    ;;
+      *.tar.xz)    tar xvJf "$1"    ;;
+      *.tar)       tar xvf "$1"     ;;
+      *.gz)        gunzip "$1"      ;;
+      *.zip)       unzip "$1"       ;;
+      *.rar)       unrar x "$1"     ;;
+      *.7z)        7z x "$1"        ;;
+      *)           echo "Неизвестный формат: $1" ;;
+    esac
+  else
+    echo "Файл не найден: $1"
+  fi
+}
+alias x='extract'