added run command

init.lua

@@ -264,7 +264,8 @@ local function packer_startup(use)
 
 end
 
-do
+---@param name string
+---@return boolean
 local function file_exists(name)
     local f = io.open(name,"r")
 
@@ -303,8 +304,35 @@ do
     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.