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Show correct number of characters selected (#16420)
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8841d6faad
commit
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@ -12,11 +12,11 @@ use ui::{
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use util::paths::FILE_ROW_COLUMN_DELIMITER;
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use workspace::{item::ItemHandle, StatusItemView, Workspace};
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#[derive(Copy, Clone, Default, PartialOrd, PartialEq)]
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struct SelectionStats {
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lines: usize,
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characters: usize,
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selections: usize,
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#[derive(Copy, Clone, Debug, Default, PartialOrd, PartialEq)]
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pub(crate) struct SelectionStats {
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pub lines: usize,
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pub characters: usize,
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pub selections: usize,
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}
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pub struct CursorPosition {
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@ -44,7 +44,10 @@ impl CursorPosition {
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self.selected_count.selections = editor.selections.count();
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let mut last_selection: Option<Selection<usize>> = None;
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for selection in editor.selections.all::<usize>(cx) {
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self.selected_count.characters += selection.end - selection.start;
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self.selected_count.characters += buffer
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.text_for_range(selection.start..selection.end)
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.map(|t| t.chars().count())
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.sum::<usize>();
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if last_selection
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.as_ref()
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.map_or(true, |last_selection| selection.id > last_selection.id)
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@ -106,6 +109,11 @@ impl CursorPosition {
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}
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text.push(')');
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}
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#[cfg(test)]
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pub(crate) fn selection_stats(&self) -> &SelectionStats {
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&self.selected_count
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}
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}
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impl Render for CursorPosition {
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@ -221,6 +221,8 @@ impl Render for GoToLine {
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#[cfg(test)]
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mod tests {
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use super::*;
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use cursor_position::{CursorPosition, SelectionStats};
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use editor::actions::SelectAll;
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use gpui::{TestAppContext, VisualTestContext};
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use indoc::indoc;
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use project::{FakeFs, Project};
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@ -335,6 +337,83 @@ mod tests {
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assert_single_caret_at_row(&editor, expected_highlighted_row, cx);
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}
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#[gpui::test]
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async fn test_unicode_characters_selection(cx: &mut TestAppContext) {
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init_test(cx);
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let fs = FakeFs::new(cx.executor());
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fs.insert_tree(
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"/dir",
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json!({
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"a.rs": "ēlo"
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}),
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)
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.await;
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let project = Project::test(fs, ["/dir".as_ref()], cx).await;
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let (workspace, cx) = cx.add_window_view(|cx| Workspace::test_new(project.clone(), cx));
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workspace.update(cx, |workspace, cx| {
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let cursor_position = cx.new_view(|_| CursorPosition::new(workspace));
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workspace.status_bar().update(cx, |status_bar, cx| {
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status_bar.add_right_item(cursor_position, cx);
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});
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});
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let worktree_id = workspace.update(cx, |workspace, cx| {
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workspace.project().update(cx, |project, cx| {
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project.worktrees(cx).next().unwrap().read(cx).id()
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})
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});
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let _buffer = project
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.update(cx, |project, cx| project.open_local_buffer("/dir/a.rs", cx))
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.await
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.unwrap();
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let editor = workspace
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.update(cx, |workspace, cx| {
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workspace.open_path((worktree_id, "a.rs"), None, true, cx)
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})
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.await
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.unwrap()
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.downcast::<Editor>()
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.unwrap();
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workspace.update(cx, |workspace, cx| {
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assert_eq!(
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&SelectionStats {
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lines: 0,
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characters: 0,
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selections: 1,
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},
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workspace
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.status_bar()
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.read(cx)
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.item_of_type::<CursorPosition>()
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.expect("missing cursor position item")
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.read(cx)
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.selection_stats(),
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"No selections should be initially"
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);
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});
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editor.update(cx, |editor, cx| editor.select_all(&SelectAll, cx));
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workspace.update(cx, |workspace, cx| {
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assert_eq!(
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&SelectionStats {
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lines: 1,
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characters: 3,
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selections: 1,
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},
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workspace
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.status_bar()
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.read(cx)
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.item_of_type::<CursorPosition>()
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.expect("missing cursor position item")
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.read(cx)
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.selection_stats(),
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"After selecting a text with multibyte unicode characters, the character count should be correct"
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);
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});
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}
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fn open_go_to_line_view(
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workspace: &View<Workspace>,
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cx: &mut VisualTestContext,
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