add code_runner tool

lua/codecompanion/actions.lua

@@ -323,16 +323,19 @@ This may be useful for testing code you've written or for doing mathematical cal
 
 The tools available to you, and their config:
 
-- `python_code_executor` - This tool allows you to execute Python code on my machine. The code must be placed within the parameters tag. For example:
+- `code_runner` - This tool allows you to execute code on my machine. The code and language must be specified as inputs. For example:
 
 ```xml
 <tool>
-  <name>python_code_executor</name>
+  <name>code_runner</name>
   <parameters>
     <inputs>
+      <!-- Choose the language to run -->
+      <!-- Currently you can only choose python or ruby -->
+      <lang>python</lang>
       <!-- Anything within the code tag will be executed -->
       <code>print("Hello World")</code>
-      <!-- The version of Python to use -->
+      <!-- The version of the lang to use -->
       <version>3.11.0</version>
     </inputs>
   </parameters>

lua/codecompanion/tools/code_runner.lua

@@ -0,0 +1,5 @@
+local M = {}
+
+function M.run(bufnr, xml) end
+
+return M

lua/codecompanion/tools/init.lua

@@ -1,4 +1,5 @@
 local handler = require("codecompanion.utils.xml.xmlhandler.tree")
+local log = require("codecompanion.utils.log")
 local xml2lua = require("codecompanion.utils.xml.xml2lua")
 
 local M = {}
@@ -7,9 +8,17 @@ function M.run(bufnr, tools)
   local parser = xml2lua.parser(handler)
   parser:parse(tools)
 
-  for i, p in pairs(handler.root.tool) do
-    print(i, p)
+  log:debug("Parsed xml: %s", handler.root)
+
+  local xml = handler.root.tool
+
+  local ok, tool = pcall(require, "codecompanion.tools." .. xml.name)
+  if not ok then
+    log:error("Tool not found: %s", xml.name)
+    return
   end
+
+  tool.run(bufnr, xml)
 end
 
 return M