feat: Add support for Typer

README.md

@@ -90,8 +90,9 @@ pip install trogon
 
 ## Quickstart
 
+### Click
 1. Import `from trogon import tui`
-2. Add the `@tui` decorator above your click app. e.g.
+2. Add the `@tui` decorator above your click app, e.g.
     ```python
     from trogon import tui
 
@@ -102,6 +103,15 @@ pip install trogon
     ```
 3. Your click app will have a new `tui` command available.
 
+### Typer
+1. Import `from trogon.typer import init_tui`
+2. Pass your Typer CLI app into the `init_tui` function, e.g.
+    ```python
+    cli = typer.Typer(...)
+    init_tui(cli)
+    ```
+3. Your Typer app will have a new `tui` command available.
+
 See also the `examples` folder for two example apps.
 
 ## Custom command name and custom help

pyproject.toml

@@ -31,6 +31,11 @@ python = "^3.8"
 textual = ">=0.61.0"
 click = ">=8.0.0"
 
+typer = {version = ">=0.9.0", optional = true}
+
+[tool.poetry.extras]
+typer = ["typer"]
+
 
 [tool.poetry.group.dev.dependencies]
 mypy = "^1.2.0"

trogon/typer.py

@@ -0,0 +1,23 @@
+import click
+
+try:
+    import typer
+except ImportError:
+    raise ImportError(
+        "The extra `trogon[typer]` is required to enable tui generation from Typer apps."
+    )
+
+from trogon.trogon import Trogon
+
+
+def init_tui(app: typer.Typer, name: str | None = None):
+    def wrapped_tui():
+        Trogon(
+            typer.main.get_group(app),
+            app_name=name,
+            click_context=click.get_current_context(),
+        ).run()
+
+    app.command("tui", help="Open Textual TUI.")(wrapped_tui)
+
+    return app