feat: improve execute js/py code and collect results (#117)

scripts/run-agent.js

@@ -87,9 +87,7 @@ async function loadEnv(filePath) {
 
     if (!process.env[envName]) {
       let envValue = valueParts.join("=").trim();
-      if (envValue.startsWith('"') && envValue.endsWith('"')) {
-        envValue = envValue.slice(1, -1);
-      } else if (envValue.startsWith("'") && envValue.endsWith("'")) {
+      if ((envValue.startsWith('"') && envValue.endsWith('"')) || (envValue.startsWith("'") && envValue.endsWith("'"))) {
         envValue = envValue.slice(1, -1);
       }
       envVars.set(envName, envValue);
@@ -129,7 +127,7 @@ function returnToLLM(value) {
   }
   const type = typeof value;
   if (type === "string" || type === "number" || type === "boolean") {
-    writer.write(value);
+    writer.write(value.toString());
   } else if (type === "object") {
     const proto = Object.prototype.toString.call(value);
     if (proto === "[object Object]" || proto === "[object Array]") {

scripts/run-agent.py

@@ -77,9 +77,7 @@ def load_env(file_path):
 
         if env_name not in os.environ:
             env_value = "=".join(value_parts).strip()
-            if env_value.startswith('"') and env_value.endswith('"'):
-                env_value = env_value[1:-1]
-            elif env_value.startswith("'") and env_value.endswith("'"):
+            if (env_value.startswith('"') and env_value.endswith('"')) or (env_value.startswith("'") and env_value.endswith("'")):
                 env_value = env_value[1:-1]
             env_vars[env_name] = env_value
 
@@ -150,7 +148,7 @@ def return_to_llm(value):
 
     value_type = type(value).__name__
     if value_type in ("str", "int", "float", "bool"):
-        writer.write(value)
+        writer.write(str(value))
     elif value_type == "dict" or value_type == "list":
         value_str = json.dumps(value, indent=2)
         assert value == json.loads(value_str)

scripts/run-tool.js

@@ -74,9 +74,7 @@ async function loadEnv(filePath) {
 
     if (!process.env[envName]) {
       let envValue = valueParts.join("=").trim();
-      if (envValue.startsWith('"') && envValue.endsWith('"')) {
-        envValue = envValue.slice(1, -1);
-      } else if (envValue.startsWith("'") && envValue.endsWith("'")) {
+      if ((envValue.startsWith('"') && envValue.endsWith('"')) || (envValue.startsWith("'") && envValue.endsWith("'"))) {
         envValue = envValue.slice(1, -1);
       }
       envVars.set(envName, envValue);
@@ -116,7 +114,7 @@ function returnToLLM(value) {
   }
   const type = typeof value;
   if (type === "string" || type === "number" || type === "boolean") {
-    writer.write(value);
+    writer.write(value.toString());
   } else if (type === "object") {
     const proto = Object.prototype.toString.call(value);
     if (proto === "[object Object]" || proto === "[object Array]") {

scripts/run-tool.py

@@ -72,9 +72,7 @@ def load_env(file_path):
 
         if env_name not in os.environ:
             env_value = "=".join(value_parts).strip()
-            if env_value.startswith('"') and env_value.endswith('"'):
-                env_value = env_value[1:-1]
-            elif env_value.startswith("'") and env_value.endswith("'"):
+            if (env_value.startswith('"') and env_value.endswith('"')) or (env_value.startswith("'") and env_value.endswith("'")):
                 env_value = env_value[1:-1]
             env_vars[env_name] = env_value
 
@@ -110,7 +108,7 @@ def return_to_llm(value):
 
     value_type = type(value).__name__
     if value_type in ("str", "int", "float", "bool"):
-        writer.write(value)
+        writer.write(str(value))
     elif value_type == "dict" or value_type == "list":
         value_str = json.dumps(value, indent=2)
         assert value == json.loads(value_str)

tools/execute_js_code.js

@@ -1,9 +1,13 @@
+const vm = require('vm');
+
 /**
  * Execute the javascript code in node.js.
  * @typedef {Object} Args
  * @property {string} code - Javascript code to execute, such as `console.log("hello world")`
  * @param {Args} args
  */
 exports.run = function run({ code }) {
-  return eval(code);
+  const context = vm.createContext({});
+  const script = new vm.Script(code);
+  return script.runInContext(context);
 }

tools/execute_py_code.py

@@ -3,4 +3,4 @@ def run(code: str):
     Args:
         code: Python code to execute, such as `print("hello world")`
     """
-    return exec(code)
+    return eval(code)