use std::time::Duration; use editor::{ClipboardSelection, Editor};use gpui::{ClipboardItem, ViewContext};use language::{CharKind, Point};use settings::Settings; use crate::{state::Mode, UseSystemClipboard, Vim, VimSettings}; pub struct HighlightOnYank; pub fn yank_selections_content(    vim: &mut Vim,    editor: &mut Editor,    linewise: bool,    cx: &mut ViewContext<Editor>,) {    copy_selections_content_internal(vim, editor, linewise, true, cx);} pub fn copy_selections_content(    vim: &mut Vim,    editor: &mut Editor,    linewise: bool,    cx: &mut ViewContext<Editor>,) {    copy_selections_content_internal(vim, editor, linewise, false, cx);} fn copy_selections_content_internal(    vim: &mut Vim,    editor: &mut Editor,    linewise: bool,    is_yank: bool,    cx: &mut ViewContext<Editor>,) {    let selections = editor.selections.all_adjusted(cx);    let buffer = editor.buffer().read(cx).snapshot(cx);    let mut text = String::new();    let mut clipboard_selections = Vec::with_capacity(selections.len());    let mut ranges_to_highlight = Vec::new();    {        let mut is_first = true;        for selection in selections.iter() {            let mut start = selection.start;            let end = selection.end;            if is_first {                is_first = false;            } else {                text.push_str("\n");            }            let initial_len = text.len();             // if the file does not end with \n, and our line-mode selection ends on            // that line, we will have expanded the start of the selection to ensure it            // contains a newline (so that delete works as expected). We undo that change            // here.            let is_last_line = linewise                && end.row == buffer.max_buffer_row()                && buffer.max_point().column > 0                && start.row < buffer.max_buffer_row()                && start == Point::new(start.row, buffer.line_len(start.row));             if is_last_line {                start = Point::new(start.row + 1, 0);            }             let start_anchor = buffer.anchor_after(start);            let end_anchor = buffer.anchor_before(end);            ranges_to_highlight.push(start_anchor..end_anchor);             for chunk in buffer.text_for_range(start..end) {                text.push_str(chunk);            }            if is_last_line {                text.push_str("\n");            }            clipboard_selections.push(ClipboardSelection {                len: text.len() - initial_len,                is_entire_line: linewise,                first_line_indent: buffer.indent_size_for_line(start.row).len,            });        }    }     let setting = VimSettings::get_global(cx).use_system_clipboard;    if setting == UseSystemClipboard::Always || setting == UseSystemClipboard::OnYank && is_yank {        cx.write_to_clipboard(ClipboardItem::new(text.clone()).with_metadata(clipboard_selections));        vim.workspace_state            .registers            .insert(".system.".to_string(), text.clone());    } else {        vim.workspace_state.registers.insert(            ".system.".to_string(),            cx.read_from_clipboard()                .map(|item| item.text().clone())                .unwrap_or_default(),        );    }    vim.workspace_state.registers.insert("\"".to_string(), text);    if !is_yank || vim.state().mode == Mode::Visual {        return;    }     editor.highlight_background::<HighlightOnYank>(        ranges_to_highlight,        |colors| colors.editor_document_highlight_read_background,        cx,    );    cx.spawn(|this, mut cx| async move {        cx.background_executor()            .timer(Duration::from_millis(200))            .await;        this.update(&mut cx, |editor, cx| {            editor.clear_background_highlights::<HighlightOnYank>(cx)        })        .ok();    })    .detach();} pub fn coerce_punctuation(kind: CharKind, treat_punctuation_as_word: bool) -> CharKind {    if treat_punctuation_as_word && kind == CharKind::Punctuation {        CharKind::Word    } else {        kind    }}