Update help formatting, allow help to be filtered by tag

examples/auto_parse_demo.py

@@ -21,7 +21,8 @@ flx = Falyx("Deployment CLI")
 flx.add_command(
     key="D",
     aliases=["deploy"],
-    description="Deploy a service to a specified region.",
+    description="Deploy",
+    help_text="Deploy a service to a specified region.",
     action=Action(
         name="deploy_service",
         action=deploy,
@@ -31,6 +32,7 @@ flx.add_command(
         "region": {"help": "Deployment region", "choices": ["us-east-1", "us-west-2"]},
         "verbose": {"help": "Enable verbose mode"},
     },
+    tags=["deployment", "service"],
 )
 
 deploy_chain = ChainedAction(
@@ -48,8 +50,10 @@ deploy_chain = ChainedAction(
 flx.add_command(
     key="N",
     aliases=["notify"],
-    description="Deploy a service and notify.",
+    description="Deploy and Notify",
+    help_text="Deploy a service and notify.",
     action=deploy_chain,
+    tags=["deployment", "service", "notification"],
 )
 
 asyncio.run(flx.run())

falyx/command.py

@@ -135,6 +135,7 @@ class Command(BaseModel):
     custom_help: Callable[[], str | None] | None = None
     auto_args: bool = True
     arg_metadata: dict[str, str | dict[str, Any]] = Field(default_factory=dict)
+    simple_help_signature: bool = False
 
     _context: ExecutionContext | None = PrivateAttr(default=None)
 
@@ -317,6 +318,22 @@ class Command(BaseModel):
         options_text = self.arg_parser.get_options_text(plain_text=True)
         return f"  {command_keys_text:<20}  {options_text} "
 
+    @property
+    def help_signature(self) -> str:
+        """Generate a help signature for the command."""
+        if self.arg_parser and not self.simple_help_signature:
+            signature = [self.arg_parser.get_usage()]
+            signature.append(f"  {self.help_text or self.description}")
+            if self.tags:
+                signature.append(f"  [dim]Tags: {', '.join(self.tags)}[/dim]")
+            return "\n".join(signature).strip()
+
+        command_keys = " | ".join(
+            [f"[{self.style}]{self.key}[/{self.style}]"]
+            + [f"[{self.style}]{alias}[/{self.style}]" for alias in self.aliases]
+        )
+        return f"{command_keys}  {self.description}"
+
     def log_summary(self) -> None:
         if self._context:
             self._context.log_summary()

falyx/falyx.py

@@ -284,6 +284,7 @@ class Falyx:
             action=Action("Exit", action=_noop),
             aliases=["EXIT", "QUIT"],
             style=OneColors.DARK_RED,
+            simple_help_signature=True,
         )
 
     def _get_history_command(self) -> Command:
@@ -294,60 +295,71 @@ class Falyx:
             aliases=["HISTORY"],
             action=Action(name="View Execution History", action=er.summary),
             style=OneColors.DARK_YELLOW,
+            simple_help_signature=True,
         )
 
-    async def _show_help(self):
+    async def _show_help(self, tag: str = "") -> None:
-        table = Table(title="[bold cyan]Help Menu[/]", box=box.SIMPLE)
+        if tag:
-        table.add_column("Key", style="bold", no_wrap=True)
+            table = Table(
-        table.add_column("Aliases", style="dim", no_wrap=True)
+                title=tag.upper(),
-        table.add_column("Description", style="dim", overflow="fold")
+                title_justify="left",
-        table.add_column("Tags", style="dim", no_wrap=True)
+                show_header=False,
-
+                box=box.SIMPLE,
-        for command in self.commands.values():
+                show_footer=False,
-            help_text = command.help_text or command.description
-            table.add_row(
-                f"[{command.style}]{command.key}[/]",
-                ", ".join(command.aliases) if command.aliases else "",
-                help_text,
-                ", ".join(command.tags) if command.tags else "",
             )
-
+            tag_lower = tag.lower()
-        table.add_row(
+            commands = [
-            f"[{self.exit_command.style}]{self.exit_command.key}[/]",
+                command
-            ", ".join(self.exit_command.aliases),
+                for command in self.commands.values()
-            "Exit this menu or program",
+                if any(tag_lower == tag.lower() for tag in command.tags)
-        )
+            ]
-
+            for command in commands:
-        if self.history_command:
+                table.add_row(command.help_signature)
-            table.add_row(
+            self.console.print(table)
-                f"[{self.history_command.style}]{self.history_command.key}[/]",
+            return
-                ", ".join(self.history_command.aliases),
+        else:
-                "History of executed actions",
+            table = Table(
+                title="Help",
+                title_justify="left",
+                title_style=OneColors.LIGHT_YELLOW_b,
+                show_header=False,
+                show_footer=False,
+                box=box.SIMPLE,
             )
-
+            for command in self.commands.values():
+                table.add_row(command.help_signature)
         if self.help_command:
-            table.add_row(
+            table.add_row(self.help_command.help_signature)
-                f"[{self.help_command.style}]{self.help_command.key}[/]",
+        if self.history_command:
-                ", ".join(self.help_command.aliases),
+            table.add_row(self.history_command.help_signature)
-                "Show this help menu",
+        table.add_row(self.exit_command.help_signature)
-            )
+        table.add_row(f"Tip: '[{OneColors.LIGHT_YELLOW}]?[KEY][/]' to preview a command ")
-
+        self.console.print(table)
-        self.console.print(table, justify="center")
-        if self.mode == FalyxMode.MENU:
-            self.console.print(
-                f"📦 Tip: '[{OneColors.LIGHT_YELLOW}]?[KEY][/]' to preview a command "
-                "before running it.\n",
-                justify="center",
-            )
 
     def _get_help_command(self) -> Command:
         """Returns the help command for the menu."""
+        parser = CommandArgumentParser(
+            command_key="H",
+            command_description="Help",
+            command_style=OneColors.LIGHT_YELLOW,
+            aliases=["?", "HELP", "LIST"],
+        )
+        parser.add_argument(
+            "-t",
+            "--tag",
+            nargs="?",
+            default="",
+            help="Optional tag to filter commands by.",
+        )
         return Command(
             key="H",
-            aliases=["HELP", "?"],
+            aliases=["?", "HELP", "LIST"],
             description="Help",
+            help_text="Show this help menu",
             action=Action("Help", self._show_help),
             style=OneColors.LIGHT_YELLOW,
+            arg_parser=parser,
+            auto_args=False,
         )
 
     def _get_completer(self) -> WordCompleter:
@@ -568,7 +580,9 @@ class Falyx:
         if not isinstance(submenu, Falyx):
             raise NotAFalyxError("submenu must be an instance of Falyx.")
         self._validate_command_key(key)
-        self.add_command(key, description, submenu.menu, style=style)
+        self.add_command(
+            key, description, submenu.menu, style=style, simple_help_signature=True
+        )
         if submenu.exit_command.key == "X":
             submenu.update_exit_command(key="B", description="Back", aliases=["BACK"])
 
@@ -630,6 +644,7 @@ class Falyx:
         custom_help: Callable[[], str | None] | None = None,
         auto_args: bool = True,
         arg_metadata: dict[str, str | dict[str, Any]] | None = None,
+        simple_help_signature: bool = False,
     ) -> Command:
         """Adds an command to the menu, preventing duplicates."""
         self._validate_command_key(key)
@@ -682,6 +697,7 @@ class Falyx:
             custom_help=custom_help,
             auto_args=auto_args,
             arg_metadata=arg_metadata or {},
+            simple_help_signature=simple_help_signature,
         )
 
         if hooks:
@@ -706,16 +722,16 @@ class Falyx:
     def get_bottom_row(self) -> list[str]:
         """Returns the bottom row of the table for displaying additional commands."""
         bottom_row = []
-        if self.history_command:
-            bottom_row.append(
-                f"[{self.history_command.key}] [{self.history_command.style}]"
-                f"{self.history_command.description}"
-            )
         if self.help_command:
             bottom_row.append(
                 f"[{self.help_command.key}] [{self.help_command.style}]"
                 f"{self.help_command.description}"
             )
+        if self.history_command:
+            bottom_row.append(
+                f"[{self.history_command.key}] [{self.history_command.style}]"
+                f"{self.history_command.description}"
+            )
         bottom_row.append(
             f"[{self.exit_command.key}] [{self.exit_command.style}]"
             f"{self.exit_command.description}"
@@ -727,12 +743,14 @@ class Falyx:
         Build the standard table layout. Developers can subclass or call this
         in custom tables.
         """
-        table = Table(title=self.title, show_header=False, box=box.SIMPLE, expand=True)  # type: ignore[arg-type]
+        table = Table(title=self.title, show_header=False, box=box.SIMPLE)  # type: ignore[arg-type]
         visible_commands = [item for item in self.commands.items() if not item[1].hidden]
+        space = self.console.width // self.columns
         for chunk in chunks(visible_commands, self.columns):
             row = []
             for key, command in chunk:
-                row.append(f"[{key}] [{command.style}]{command.description}")
+                cell = f"[{key}] [{command.style}]{command.description}"
+                row.append(f"{cell:<{space}}")
             table.add_row(*row)
         bottom_row = self.get_bottom_row()
         for row in chunks(bottom_row, self.columns):
@@ -1076,7 +1094,7 @@ class Falyx:
             self.register_all_with_debug_hooks()
 
         if self.cli_args.command == "list":
-            await self._show_help()
+            await self._show_help(tag=self.cli_args.tag)
             sys.exit(0)
 
         if self.cli_args.command == "version" or self.cli_args.version:

falyx/parsers/parsers.py

@@ -255,6 +255,10 @@ def get_arg_parsers(
         "list", help="List all available commands with tags"
     )
 
+    list_parser.add_argument(
+        "-t", "--tag", help="Filter commands by tag (case-insensitive)", default=None
+    )
+
     version_parser = subparsers.add_parser("version", help="Show the Falyx version")
 
     return FalyxParsers(

falyx/parsers/signature.py

@@ -24,7 +24,6 @@ def infer_args_from_func(
         metadata = (
             {"help": raw_metadata} if isinstance(raw_metadata, str) else raw_metadata
         )
-
         if param.kind not in (
             inspect.Parameter.POSITIONAL_ONLY,
             inspect.Parameter.POSITIONAL_OR_KEYWORD,
@@ -35,6 +34,8 @@ def infer_args_from_func(
         arg_type = (
             param.annotation if param.annotation is not inspect.Parameter.empty else str
         )
+        if isinstance(arg_type, str):
+            arg_type = str
         default = param.default if param.default is not inspect.Parameter.empty else None
         is_required = param.default is inspect.Parameter.empty
         if is_required:

falyx/version.py

@@ -1 +1 @@
-__version__ = "0.1.43"
+__version__ = "0.1.44"

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "falyx"
-version = "0.1.43"
+version = "0.1.44"
 description = "Reliable and introspectable async CLI action framework."
 authors = ["Roland Thomas Jr <roland@rtj.dev>"]
 license = "MIT"