feat: add :Rocks edit command for opening rocks.toml (#44)

README.md

@@ -113,6 +113,11 @@ that are no longer needed, run the `:Rocks prune [rock]` command.
 > - The command provides completions for rocks that can safely
 >   be pruned without breaking dependencies.
 
+### Editing `rocks.toml`
+
+The `:Rocks edit` command opens the `rocks.toml` file for manual editing.
+Make sure to run `:Rocks sync` when you are done.
+
 ## :book: License
 
 `rocks.nvim` is licensed under [GPLv3](./LICENSE).

doc/rocks.txt

@@ -22,8 +22,11 @@ rocks.nvim commands                                             *rocks.commands*
 ------------------------------------------------------------------------------
 
  install [rock] [version?]  	     install {rock} with optional {version}.
+ prune [rock]                     uninstall {rock} and its stale dependencies,
+                                  and remove it from rocks.toml.
  sync                             synchronize installed rocks with rocks.toml.
  update                           search for updated rocks and install them.
+ edit                             edit the rocks.toml file.
 
 
 ==============================================================================

lua/rocks/commands.lua

@@ -8,8 +8,11 @@
 ---------------------------------------------------------------------------------
 ---
 --- install [rock] [version?]  	     install {rock} with optional {version}.
+--- prune [rock]                     uninstall {rock} and its stale dependencies,
+---                                  and remove it from rocks.toml.
 --- sync                             synchronize installed rocks with rocks.toml.
 --- update                           search for updated rocks and install them.
+--- edit                             edit the rocks.toml file.
 ---
 ---@brief ]]
 ---
@@ -49,6 +52,9 @@ local rocks_command_tbl = {
         local package = args[1]
         require("rocks.operations").prune(package)
     end,
+    edit = function(_)
+        vim.cmd.e(require("rocks.config.internal").config_path)
+    end,
 }
 
 local function rocks(opts)