Merge pull request #33 from wippyai/feature/agent-tool-errors-casting

- indicating proper error to string casting

Author: wolfy-j

src/agent/src/agent.lua

@@ -259,7 +259,7 @@ local function get_memory_contract(self, runtime_context)
 
     local memory_contract_def, err = contract_module.get(AGENT_CONFIG.memory.contract_id)
     if err then
-        return nil, "Failed to get memory contract: " .. err
+        return nil, "Failed to get memory contract: " .. tostring(err)
     end
 
     local merged_context = {}
@@ -279,7 +279,7 @@ local function get_memory_contract(self, runtime_context)
 
     local memory_instance, err = memory_contract_def:open(self.memory_contract.implementation_id, merged_context)
     if err then
-        return nil, "Failed to open memory implementation: " .. err
+        return nil, "Failed to open memory implementation: " .. tostring(err)
     end
 
     return memory_instance

src/agent/src/discovery/selector.lua

@@ -103,7 +103,7 @@ function agent_selector.select_agent(user_prompt, class_name)
     })
 
     if err then
-        return nil, "Failed to analyze agents: " .. err
+        return nil, "Failed to analyze agents: " .. tostring(err)
     end
 
     if not response then

src/agent/src/discovery/tools.lua

@@ -200,7 +200,7 @@ function tool_resolver.get_tool_schema(tool_id)
         else
             schema, err = json.decode(entry.meta.input_schema)
             if err then
-                return nil, "Invalid schema format: " .. err
+                return nil, "Invalid schema format: " .. tostring(err)
             end
         end
 
@@ -371,7 +371,7 @@ function tool_resolver.find_tools(criteria)
     -- Query registry
     local entries, err = registry.find(query)
     if err then
-        return nil, "Failed to find tools: " .. err
+        return nil, "Failed to find tools: " .. tostring(err)
     end
 
     if not entries or #entries == 0 then
@@ -438,4 +438,4 @@ function tool_resolver.get_tools_meta(tool_ids)
     return results, errors
 end
 
-return tool_resolver
+return tool_resolver

src/agent/src/docs/agent_gen1.spec.md

@@ -233,7 +233,7 @@ function run_conversation(query)
         local result, err = agent:step()
 
         if err then
-            print("Error: " .. err)
+            print("Error: " .. tostring(err))
             break
         end
 
@@ -509,4 +509,4 @@ When using thinking effort, token usage is automatically tracked in these catego
 - `prompt_tokens`: Tokens used in the input
 - `completion_tokens`: Tokens used in the final response
 - `thinking_tokens`: Tokens used during the reasoning process
-- `total_tokens`: Combined total of all token usage
+- `total_tokens`: Combined total of all token usage

src/agent/src/tools/caller.lua

@@ -64,7 +64,7 @@ function tool_caller:validate(tool_calls)
                 args = arguments,
                 registry_id = registry_id,
                 meta = {},
-                error = "Failed to get tool schema: " .. err,
+                error = "Failed to get tool schema: " .. tostring(err),
                 valid = false
             }
             goto continue
@@ -121,7 +121,7 @@ local function execute_single_tool(executor, call_id, tool_call, context)
         if err then
             return {
                 result = nil,
-                error = "Failed to parse arguments: " .. err,
+                error = "Failed to parse arguments: " .. tostring(err),
                 tool_call = tool_call
             }
         end
@@ -201,7 +201,7 @@ local function execute_parallel(self, context, validated_tools)
             local parsed_args, err = json.decode(args)
             if err then
                 results[call_id] = {
-                    error = "Failed to parse arguments: " .. err,
+                    error = "Failed to parse arguments: " .. tostring(err),
                     tool_call = tool_call
                 }
                 goto continue

src/bootloader/README.md

@@ -173,7 +173,7 @@ local function run(options)
     if not success then
         return {
             status = "error",
-            message = "Initialization failed: " .. err
+            message = "Initialization failed: " .. tostring(err)
         }
     end
 

src/bootloader/src/bootloader.lua

@@ -118,7 +118,7 @@ local function check_dependencies(entry, completed_bootloaders)
             -- Service dependency - wait for it to be available
             local ok, err = wait_for_service(dep_id, 20, 500)
             if not ok then
-                table.insert(failed_services, dep_id .. " (" .. err .. ")")
+                table.insert(failed_services, dep_id .. " (" .. tostring(err) .. ")")
             end
         else
             -- Bootloader dependency - check if completed
@@ -174,7 +174,7 @@ local function execute_bootloader(entry, options, completed_bootloaders)
 
         return {
             status = "error",
-            message = "Dependencies not met: " .. error_message,
+            message = "Dependencies not met: " .. tostring(err)or_message,
             duration = 0
         }
     end
@@ -229,7 +229,7 @@ local function run(options)
     local bootloaders, err = bootloader_registry.find()
     if err then
         log:error("Failed to discover bootloaders", { error = err })
-        return false, "Failed to discover bootloaders: " .. err
+        return false, "Failed to discover bootloaders: " .. tostring(err)
     end
 
     if not bootloaders or #bootloaders == 0 then

src/bootloader/src/bootloader_registry.lua

@@ -19,7 +19,7 @@ function bootloaders.find(options)
 
     local entries, err = registry.find(criteria)
     if err then
-        return nil, "Failed to find bootloaders: " .. err
+        return nil, "Failed to find bootloaders: " .. tostring(err)
     end
 
     if not entries or #entries == 0 then
@@ -49,7 +49,7 @@ function bootloaders.get(id)
 
     local entry, err = registry.get(id)
     if err then
-        return nil, "Failed to get bootloader: " .. err
+        return nil, "Failed to get bootloader: " .. tostring(err)
     end
 
     return entry

src/bootloader/src/bootloaders/encryption_key_bootloader.lua

@@ -21,7 +21,7 @@ local function generate_encryption_key()
     local random_bytes, err = crypto.random.bytes(32)
     if err then
         log:error("Failed to generate random bytes", { error = err })
-        return nil, "Failed to generate random bytes: " .. err
+        return nil, "Failed to generate random bytes: " .. tostring(err)
     end
 
     local hex_key = binary_to_hex(random_bytes)
@@ -51,7 +51,7 @@ local function run(options)
         log:error("Failed to generate encryption key", { error = err })
         return {
             status = "error",
-            message = "Failed to generate encryption key: " .. err
+            message = "Failed to generate encryption key: " .. tostring(err)
         }
     end
 

src/bootloader/src/docs/bootloader.spec.md

@@ -250,7 +250,7 @@ local function run(options)
     if not success then
         return {
             status = "error",
-            message = "Initialization failed: " .. err
+            message = "Initialization failed: " .. tostring(err)
         }
     end