Lint vertical spacing in the code (#3224)

* Lint vertical spacing in the code

* Add some vertical spacing for readability

crates/egui/src/containers/scroll_area.rs

@@ -334,16 +334,22 @@ struct Prepared {
     state: State,
     has_bar: [bool; 2],
     auto_shrink: [bool; 2],
+
     /// How much horizontal and vertical space are used up by the
     /// width of the vertical bar, and the height of the horizontal bar?
     current_bar_use: Vec2,
+
     scroll_bar_visibility: ScrollBarVisibility,
+
     /// Where on the screen the content is (excludes scroll bars).
     inner_rect: Rect,
+
     content_ui: Ui,
+
     /// Relative coordinates: the offset and size of the view of the inner UI.
     /// `viewport.min == ZERO` means we scrolled to the top.
     viewport: Rect,
+
     scrolling_enabled: bool,
     stick_to_end: [bool; 2],
 }

crates/egui/src/data/input.rs

@@ -693,27 +693,37 @@ pub enum Key {
 
     /// The virtual keycode for the Minus key.
     Minus,
+
     /// The virtual keycode for the Plus/Equals key.
     PlusEquals,
 
     /// Either from the main row or from the numpad.
     Num0,
+
     /// Either from the main row or from the numpad.
     Num1,
+
     /// Either from the main row or from the numpad.
     Num2,
+
     /// Either from the main row or from the numpad.
     Num3,
+
     /// Either from the main row or from the numpad.
     Num4,
+
     /// Either from the main row or from the numpad.
     Num5,
+
     /// Either from the main row or from the numpad.
     Num6,
+
     /// Either from the main row or from the numpad.
     Num7,
+
     /// Either from the main row or from the numpad.
     Num8,
+
     /// Either from the main row or from the numpad.
     Num9,
 

crates/egui/src/grid.rs

@@ -60,6 +60,7 @@ pub(crate) struct GridLayout {
     /// State previous frame (if any).
     /// This can be used to predict future sizes of cells.
     prev_state: State,
+
     /// State accumulated during the current frame.
     curr_state: State,
     initial_available: Rect,

crates/egui/src/memory.rs

@@ -546,8 +546,10 @@ impl Memory {
 #[cfg_attr(feature = "serde", serde(default))]
 pub struct Areas {
     areas: IdMap<area::State>,
+
     /// Back-to-front. Top is last.
     order: Vec<LayerId>,
+
     visible_last_frame: ahash::HashSet<LayerId>,
     visible_current_frame: ahash::HashSet<LayerId>,
 

crates/egui/src/widgets/button.rs

@@ -23,6 +23,7 @@ pub struct Button {
     text: WidgetText,
     shortcut_text: WidgetText,
     wrap: Option<bool>,
+
     /// None means default for interact
     fill: Option<Color32>,
     stroke: Option<Stroke>,

crates/egui/src/widgets/drag_value.rs

@@ -11,6 +11,7 @@ use crate::*;
 pub(crate) struct MonoState {
     last_dragged_id: Option<Id>,
     last_dragged_value: Option<f64>,
+
     /// For temporary edit of a [`DragValue`] value.
     /// Couples with the current focus id.
     edit_string: Option<String>,

crates/egui/src/widgets/plot/items/mod.rs

@@ -760,15 +760,22 @@ impl PlotItem for Text {
 /// A set of points.
 pub struct Points {
     pub(super) series: PlotPoints,
+
     pub(super) shape: MarkerShape,
+
     /// Color of the marker. `Color32::TRANSPARENT` means that it will be picked automatically.
     pub(super) color: Color32,
+
     /// Whether to fill the marker. Does not apply to all types.
     pub(super) filled: bool,
+
     /// The maximum extent of the marker from its center.
     pub(super) radius: f32,
+
     pub(super) name: String,
+
     pub(super) highlight: bool,
+
     pub(super) stems: Option<f32>,
 }
 
@@ -1290,8 +1297,10 @@ pub struct BarChart {
     pub(super) bars: Vec<Bar>,
     pub(super) default_color: Color32,
     pub(super) name: String,
+
     /// A custom element formatter
     pub(super) element_formatter: Option<Box<dyn Fn(&Bar, &BarChart) -> String>>,
+
     highlight: bool,
 }
 
@@ -1460,8 +1469,10 @@ pub struct BoxPlot {
     pub(super) boxes: Vec<BoxElem>,
     pub(super) default_color: Color32,
     pub(super) name: String,
+
     /// A custom element formatter
     pub(super) element_formatter: Option<Box<dyn Fn(&BoxElem, &BoxPlot) -> String>>,
+
     highlight: bool,
 }
 

crates/egui/src/widgets/plot/mod.rs

@@ -101,9 +101,11 @@ struct PlotMemory {
     /// Indicates if the user has modified the bounds, for example by moving or zooming,
     /// or if the bounds should be calculated based by included point or auto bounds.
     bounds_modified: AxisBools,
+
     hovered_entry: Option<String>,
     hidden_items: ahash::HashSet<String>,
     last_plot_transform: PlotTransform,
+
     /// Allows to remember the first click position when performing a boxed zoom
     last_click_pos_for_zoom: Option<Pos2>,
 }

crates/egui/src/widgets/slider.rs

@@ -77,8 +77,10 @@ pub struct Slider<'a> {
     prefix: String,
     suffix: String,
     text: WidgetText,
+
     /// Sets the minimal step of the widget value
     step: Option<f64>,
+
     drag_value_speed: Option<f64>,
     min_decimals: usize,
     max_decimals: Option<usize>,