added run command

init.lua

@@ -264,8 +264,9 @@ local function packer_startup(use)
 
 end
 
-do
+---@param name string
-    local function file_exists(name)
+---@return boolean
+local function file_exists(name)
     local f = io.open(name,"r")
 
     if f~=nil then
@@ -274,14 +275,14 @@ do
     else
         return false
     end
-    end
+end
 
-    -- Opens a default .snippets file for the filetype you are currently editing in a horizontal split pane.
+-- Opens a default .snippets file for the filetype you are currently editing in a horizontal split pane.
-    -- If the .snippets file does not exist, it will be created.
+-- If the .snippets file does not exist, it will be created.
-    -- This requires the snippets folder to exist in the config folder.
+-- This requires the snippets folder to exist in the config folder.
-    -- If the folder does not exist, the command will print out a helpful error message showing what the path
+-- If the folder does not exist, the command will print out a helpful error message showing what the path
-    -- should look like.
+-- should look like.
-    vim.api.nvim_create_user_command(
+vim.api.nvim_create_user_command(
     'S',
     function ()
         ---@type string
@@ -302,9 +303,36 @@ do
         vim.api.nvim_command(('SnippyEdit %s'):format(snippets_path))
     end,
     { nargs = 0 }
-    )
+)
+
+---@type function
+local run_file
+do
+    local run_script_name = "run.sh"
+
+    run_file = function()
+        ---@type "Linux" | "Darwin" | "Windows_NT"
+        local os_name = vim.loop.os_uname().sysname
+        if os_name ~= "Linux" then
+            error('run_file not implemented for non-linux platforms')
+        end
+
+        local run_script_path = vim.fn.getcwd() .. "/" .. run_script_name
+        if not file_exists(run_script_path) then
+            error( "The run script: '" .. run_script_path .. "' does not exist")
+        end
+
+        vim.cmd('!sh ' .. run_script_path)
+    end
 end
 
+vim.keymap.set(
+    'n',
+    keymap.test_execute_file,
+    run_file,
+    { silent = true }
+)
+
 ---Splits the line under the cursor into multiple lines.
 ---Works on lines with properly opening and closing brackets: (),[],{}
 ---Starts at the cursor position and moves to the right until it finds an opening bracket.