Handle markdown tool with case

Author: NeYurii

nb

@@ -19210,25 +19210,14 @@ Can't show archives. Export archive and expand to edit.\\n"
                "mdless" \
                "mdv"
           then
-            if [[   "${_markdown_tool:-}" == "bat"    ]]
-            then
-              bat --language "${_target_extension:-md}"
-            elif [[ "${_markdown_tool:-}" == "glow"   ]]
-            then
-              glow --pager
-            elif [[ "${_markdown_tool:-}" == "lowdown" ]]
-            then
-              COLS=$(tput cols) && lowdown -Tterm --term-width="$COLS" --term-columns="$COLS" --term-hmargin=1 | _pager
-            elif [[ "${_markdown_tool:-}" == "mdcat"  ]]
-            then
-              mdcat --paginate
-            elif [[ "${_markdown_tool:-}" == "mdless" ]]
-            then
-              mdless
-            elif [[ "${_markdown_tool:-}" == "mdv"    ]]
-            then
-              mdv "${_target_path}" | _pager
-            fi
+            case "${_markdown_tool:-}" in
+              "bat") bat --language "${_target_extension:-md}" ;;
+              "glow") glow --pager ;;
+              "lowdown") COLS=$(tput cols); lowdown -Tterm --term-width="$COLS" --term-columns="$COLS" --term-hmargin=1 | _pager ;;
+              "mdcat") mdcat --paginate ;;
+              "mdless") mdless ;;
+              "mdv") mdv "${_target_path}" | _pager ;;
+            esac
           else
             {
               # fold to current terminal width and preserve list formatting