docs: various fixes

Author: TomJGooding

docs/styles/layout.md

@@ -23,7 +23,7 @@ See the [layout](../guide/layout.md) guide for more information.
 ## Example
 
 Note how the `layout` style affects the arrangement of widgets in the example below.
-To learn more about the grid layout, you can see the [layout guide](../guide/layout.md) or the [grid reference](../grid.md).
+To learn more about the grid layout, you can see the [layout guide](../guide/layout.md) or the [grid reference](./grid/index.md).
 
 === "Output"
 

src/textual/css/query.py

@@ -1,5 +1,5 @@
 """
-This module contains the `DOMQuery` class and related objects.s
+This module contains the `DOMQuery` class and related objects.
 
 A DOMQuery is a set of DOM nodes returned by [query][textual.dom.DOMNode.query].
 

src/textual/dom.py

@@ -514,7 +514,7 @@ def get_component_styles(self, *names: str) -> RenderStyles:
         """Get a "component" styles object (must be defined in COMPONENT_CLASSES classvar).
 
         Args:
-            name: Name of the component.
+            names: Names of the components.
 
         Raises:
             KeyError: If the component class doesn't exist.
@@ -1537,7 +1537,7 @@ def check_action(self, action: str, parameters: tuple[object, ...]) -> bool | No
 
         Args:
             action: The name of an action.
-            action_parameters: A tuple of any action parameters.
+            parameters: A tuple of any action parameters.
 
         Returns:
             `True` if the action is enabled+visible,

src/textual/geometry.py

@@ -233,7 +233,7 @@ def with_height(self, height: int) -> Size:
         """Get a new Size with just the height changed.
 
         Args:
-            width: New height.
+            height: New height.
 
         Returns:
             New Size instance.

src/textual/renderables/bar.py

@@ -15,7 +15,7 @@ class Bar:
         highlight_style: The style of the highlighted range of the bar.
         background_style: The style of the non-highlighted range(s) of the bar.
         width: The width of the bar, or `None` to fill available width.
-        gradient. Optional gradient object.
+        gradient: Optional gradient object.
     """
 
     def __init__(

src/textual/widget.py

@@ -806,7 +806,7 @@ def get_component_rich_style(self, *names: str, partial: bool = False) -> Style:
         """Get a *Rich* style for a component.
 
         Args:
-            name: Name of component.
+            names: Names of components.
             partial: Return a partial style (not combined with parent).
 
         Returns: