Added LambdaCommand

src/myfasthtml/controls/Search.py

@@ -4,7 +4,7 @@ from typing import Callable, Any
 from fasthtml.components import *
 
 from myfasthtml.controls.BaseCommands import BaseCommands
-from myfasthtml.controls.helpers import Ids, mk
+from myfasthtml.controls.helpers import mk
 from myfasthtml.core.commands import Command
 from myfasthtml.core.instances import MultipleInstance, BaseInstance
 from myfasthtml.core.matching_utils import subsequence_matching, fuzzy_matching

src/myfasthtml/core/commands.py

@@ -45,7 +45,7 @@ class BaseCommand:
   def execute(self, client_response: dict = None):
     raise NotImplementedError
   
-  def htmx(self, target="this", swap="outerHTML", trigger=None):
+  def htmx(self, target: Optional[str] = "this", swap="outerHTML", trigger=None):
     # Note that the default value is the same than in get_htmx_params()
     if target is None:
       self._htmx_extra["hx-swap"] = "none"
@@ -180,6 +180,15 @@ class Command(BaseCommand):
       return [ret] + ret_from_bindings
 
 
+class LambdaCommand(Command):
+  def __init__(self, delegate, name="LambdaCommand", description="Lambda Command"):
+    super().__init__(name, description, delegate)
+    self.htmx(target=None)
+  
+  def execute(self, client_response: dict = None):
+    return self.callback(client_response)
+
+
 class CommandsManager:
   commands = {}
   

tests/core/test_commands.py

@@ -5,7 +5,7 @@ import pytest
 from fasthtml.components import Button, Div
 from myutils.observable import make_observable, bind
 
-from myfasthtml.core.commands import Command, CommandsManager
+from myfasthtml.core.commands import Command, CommandsManager, LambdaCommand
 from myfasthtml.core.constants import ROUTE_ROOT, Routes
 from myfasthtml.test.matcher import matches
 
@@ -183,3 +183,14 @@ class TestCommandExecute:
     assert "hx-swap-oob" not in res[0].attrs
     assert "hx-swap-oob" not in res[1].attrs
     assert "hx-swap-oob" not in res[3].attrs
+
+
+class TestLambaCommand:
+  
+  def test_i_can_create_a_command_from_lambda(self):
+    command = LambdaCommand(lambda resp: "Hello World")
+    assert command.execute() == "Hello World"
+  
+  def test_by_default_target_is_none(self):
+    command = LambdaCommand(lambda resp: "Hello World")
+    assert command.get_htmx_params()["hx-swap"] == "none"