Make route params available on 'params' local table in lua

example/.swerve/get_user.lua

@@ -10,11 +10,13 @@ r:set_body("This is my only response");
 
 --return r
 
-r = response(200, "application/json", json_encode({ foo = 123 }));
+print(params.user_id)
 
-r:unset_body();
-r:set_status(204);
+r = response(200, "application/json", json_encode({ user_id = params.user_id, path = params.script_path }));
+--
+--r:unset_body();
+--r:set_status(204);
 
 return r
 
--- return response(200, "application/json", '{ "foo": ' .. foo .. ' }')
+-- return response(200, "application/json", '{ "foo": ' .. foo .. ' }')
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src/scripting/run_script.rs

@@ -19,13 +19,24 @@ pub fn run_script<P: AsRef<Path>>(path: P, mut lua: &Lua, params: HashMap<String
 		.file_name()
 		.and_then(|name| name.to_str());
 
-	let params_table = lua.create_table().ok()?;
-	for (key, value) in params {
-		params_table.set(key, value);
-	}
+	let params_table = serialize_table("params", params);
+
+	lua.eval::<ScriptResponse>(&format!("{}\n{}", params_table, buf), file_name)
+		.map_err(|e| println!("{}", e))
+		.ok()
+}
+
+fn serialize_table(name: &'static str, table: HashMap<String, String>) -> String {
+	let mut output = format!("local {} = {{", name);
+
+	let contents = table.iter()
+		.fold(
+			String::new(),
+			|acc, (key, value)| format!("{} {} = \"{}\",", acc, key, value)
+		);
 
-	// TODO: Inject params_table in a per-request manner
+	output.push_str(&contents[0..contents.len() - 1]);
+	output.push_str(" }");
 
-	params_table.
-	lua.eval::<ScriptResponse>(&buf, file_name).map_err(|e| println!("{}", e)).ok()
-}
+	output
+}
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