clean up inspector switching

src/action.rs

@@ -1,7 +1,7 @@
 use std::{cmp::min, collections::hash_set::Entry, convert::identity, fs::File, io::Write, iter, mem::{replace, swap}};
 use ratatui::{style::{Color, Stylize}, text::Span};
 use serde::{Deserialize, Serialize};
-use crate::{BYTES_OF_PADDING, BYTES_PER_LINE, LINES_OF_PADDING, app::WindowSize, buffer::{Buffer, Mode, PartialAction, Popup}, cursor::Cursor, edit_action::EditAction};
+use crate::{BYTES_OF_PADDING, BYTES_PER_LINE, LINES_OF_PADDING, app::WindowSize, buffer::{Buffer, InspectionStatus, Mode, PartialAction, Popup}, cursor::Cursor, edit_action::EditAction};
 
 #[derive(Clone, Copy, Serialize, Deserialize)]
 #[derive(Debug)]
@@ -23,6 +23,13 @@ impl Action {
 			Cursor(cursor_action) => cursor_action.clears_popups(),
 		}
 	}
+	
+	pub const fn is_inspection(self) -> bool {
+		use Action::*;
+		use BufferAction::*;
+		
+		matches!(self, Buffer(InspectSelection | InspectSelectionColor))
+	}
 }
 
 impl From<Action> for &str {
@@ -1179,9 +1186,12 @@ impl Buffer {
 	
 	#[allow(clippy::too_many_lines)]
 	fn inspect_selection(&mut self) {
-		if self.inspecting_selection { return; }
+		if self.inspection_status == Some(InspectionStatus::Normal) {
+			self.inspection_status = None;
+			return;
+		}
 		
-		self.inspecting_selection = true;
+		self.inspection_status = Some(InspectionStatus::Normal);
 		
 		self.popups.extend(
 			iter::once(&self.primary_cursor)
@@ -1200,14 +1210,17 @@ impl Buffer {
 		);
 		
 		if self.popups.is_empty() {
-			self.inspecting_selection = false;
+			self.inspection_status = None;
 		}
 	}
 	
 	fn inspect_selection_color(&mut self) {
-		if self.inspecting_selection { return; }
+		if self.inspection_status == Some(InspectionStatus::ColorsOnly) {
+			self.inspection_status = None;
+			return;
+		}
 		
-		self.inspecting_selection = true;
+		self.inspection_status = Some(InspectionStatus::ColorsOnly);
 		
 		self.popups.extend(
 			iter::once(&self.primary_cursor)
@@ -1226,7 +1239,7 @@ impl Buffer {
 		);
 		
 		if self.popups.is_empty() {
-			self.inspecting_selection = false;
+			self.inspection_status = None;
 		}
 	}
 }

src/buffer/mod.rs

@@ -26,7 +26,7 @@ pub struct Buffer {
 	pub alert_message: Span<'static>,
 	pub popups: Vec<Popup>,
 	
-	pub inspecting_selection: bool,
+	pub inspection_status: Option<InspectionStatus>,
 	
 	pub edit_history: Vec<EditAction>,
 	// the index *after* the latest edit action
@@ -59,6 +59,11 @@ pub struct Popup {
 	lines: Vec<Span<'static>>
 }
 
+#[derive(Clone, Copy, PartialEq, Eq)]
+pub enum InspectionStatus {
+	Normal, ColorsOnly
+}
+
 impl Mode {
 	pub const fn label(self) -> &'static str {
 		match self {
@@ -190,7 +195,7 @@ impl Buffer {
 			alert_message: "".into(),
 			popups: Vec::new(),
 			
-			inspecting_selection: false,
+			inspection_status: None,
 			
 			edit_history: Vec::new(),
 			time_traveling: None,
@@ -273,6 +278,8 @@ impl Buffer {
 		config: &Config,
 		window_size: WindowSize
 	) -> Option<AppAction> {
+		use Action::*;
+		
 		let mut result = None;
 		
 		let should_reset_partial = self.partial_action.is_some();
@@ -285,12 +292,10 @@ impl Buffer {
 				self.popups.clear();
 			}
 			
-			let was_inspecting_selection = self.inspecting_selection;
-			
 			match action {
-				Action::App(app_action) => result = Some(*app_action),
-				Action::Buffer(buffer_action) => self.execute(*buffer_action, window_size),
-				Action::Cursor(cursor_action) => {
+				App(app_action) => result = Some(*app_action),
+				Buffer(buffer_action) => self.execute(*buffer_action, window_size),
+				Cursor(cursor_action) => {
 					let max_contents_index = self.max_contents_index();
 					
 					self.primary_cursor.execute(*cursor_action, max_contents_index);
@@ -305,8 +310,8 @@ impl Buffer {
 				},
 			}
 			
-			if was_inspecting_selection {
-				self.inspecting_selection = false;
+			if !action.is_inspection() {
+				self.inspection_status = None;
 			}
 		}