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Distinguish between singleton and non-singleton workspace items

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* Prompt to save singleton items before non-singleton ones
* Don't prompt to save multi-buffers if they contain excerpts to items that are open elsewhere and not being closed.

Co-authored-by: Nathan Sobo <nathan@zed.dev>
This commit is contained in:
Max Brunsfeld 2022-05-23 16:03:00 -07:00
parent fbd589b589
commit 0becbe482a
6 changed files with 190 additions and 115 deletions
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8
crates/diagnostics/src/diagnostics.rs
View File

@ -484,6 +484,10 @@ impl workspace::Item for ProjectDiagnosticsEditor {
self.editor.project_entry_ids(cx)
}
fn is_singleton(&self, _: &AppContext) -> bool {
false
}
fn navigate(&mut self, data: Box<dyn Any>, cx: &mut ViewContext<Self>) -> bool {
self.editor
.update(cx, |editor, cx| editor.navigate(data, cx))
@ -517,10 +521,6 @@ impl workspace::Item for ProjectDiagnosticsEditor {
self.editor.reload(project, cx)
}
fn can_save_as(&self, _: &AppContext) -> bool {
false
}
fn save_as(
&mut self,
_: ModelHandle<Project>,

8
crates/editor/src/items.rs
View File

@ -311,6 +311,10 @@ impl Item for Editor {
.collect()
}
fn is_singleton(&self, cx: &AppContext) -> bool {
self.buffer.read(cx).is_singleton()
}
fn clone_on_split(&self, cx: &mut ViewContext<Self>) -> Option<Self>
where
Self: Sized,
@ -380,10 +384,6 @@ impl Item for Editor {
})
}
fn can_save_as(&self, cx: &AppContext) -> bool {
self.buffer().read(cx).is_singleton()
}
fn save_as(
&mut self,
project: ModelHandle<Project>,

8
crates/search/src/project_search.rs
View File

@ -240,6 +240,10 @@ impl Item for ProjectSearchView {
self.results_editor.project_entry_ids(cx)
}
fn is_singleton(&self, _: &AppContext) -> bool {
false
}
fn can_save(&self, _: &gpui::AppContext) -> bool {
true
}
@ -261,10 +265,6 @@ impl Item for ProjectSearchView {
.update(cx, |editor, cx| editor.save(project, cx))
}
fn can_save_as(&self, _: &gpui::AppContext) -> bool {
false
}
fn save_as(
&mut self,
_: ModelHandle<Project>,

8
crates/settings/src/settings.rs
View File

@ -136,6 +136,14 @@ impl Settings {
}
}
#[cfg(any(test, feature = "test-support"))]
pub fn test_async(cx: &mut gpui::TestAppContext) {
cx.update(|cx| {
let settings = Self::test(cx);
cx.set_global(settings.clone());
});
}
pub fn merge(
&mut self,
data: &SettingsFileContent,

75
crates/workspace/src/pane.rs
View File

@ -1,7 +1,7 @@
use super::{ItemHandle, SplitDirection};
use crate::{toolbar::Toolbar, Item, WeakItemHandle, Workspace};
use anyhow::Result;
use collections::{HashMap, VecDeque};
use collections::{HashMap, HashSet, VecDeque};
use futures::StreamExt;
use gpui::{
actions,
@ -361,7 +361,7 @@ impl Pane {
cx: &AppContext,
) -> Option<Box<dyn ItemHandle>> {
self.items.iter().find_map(|item| {
if item.project_entry_ids(cx).as_slice() == &[entry_id] {
if item.is_singleton(cx) && item.project_entry_ids(cx).as_slice() == &[entry_id] {
Some(item.boxed_clone())
} else {
None
@ -484,55 +484,62 @@ impl Pane {
) -> Task<Result<bool>> {
let project = workspace.project().clone();
// Find which items to close.
// Find the items to close.
let mut items_to_close = Vec::new();
for item in &pane.read(cx).items {
if should_close(item.id()) {
items_to_close.push(item.boxed_clone());
}
}
items_to_close.sort_by_key(|item| !item.is_singleton(cx));
cx.spawn(|workspace, mut cx| async move {
let mut saved_project_entry_ids = HashSet::default();
for item in items_to_close.clone() {
let (item_ix, project_entry_ids) = pane.read_with(&cx, |pane, cx| {
(
pane.index_for_item(item.as_ref()),
item.project_entry_ids(cx),
)
// Find the item's current index and its set of project entries. Avoid
// storing these in advance, in case they have changed since this task
// was started.
let (item_ix, mut project_entry_ids) = pane.read_with(&cx, |pane, cx| {
(pane.index_for_item(&*item), item.project_entry_ids(cx))
});
let item_ix = if let Some(ix) = item_ix {
ix
} else {
continue;
};
// An item should be saved if either it has *no* project entries, or if it
// has project entries that don't exist anywhere else in the workspace.
let mut should_save = project_entry_ids.is_empty();
let mut project_entry_ids_to_save = project_entry_ids;
workspace.read_with(&cx, |workspace, cx| {
for item in workspace.items(cx) {
if !items_to_close
.iter()
.any(|item_to_close| item_to_close.id() == item.id())
{
let project_entry_ids = item.project_entry_ids(cx);
project_entry_ids_to_save.retain(|id| !project_entry_ids.contains(&id));
let should_save = if project_entry_ids.is_empty() {
true
} else {
// Find the project entries that aren't open anywhere else in the workspace.
workspace.read_with(&cx, |workspace, cx| {
for item in workspace.items(cx) {
if !items_to_close
.iter()
.any(|item_to_close| item_to_close.id() == item.id())
{
let other_project_entry_ids = item.project_entry_ids(cx);
project_entry_ids
.retain(|id| !other_project_entry_ids.contains(&id));
}
}
}
});
if !project_entry_ids_to_save.is_empty() {
should_save = true;
}
});
project_entry_ids
.iter()
.any(|id| saved_project_entry_ids.insert(*id))
};
if should_save
&& !Self::save_item(project.clone(), &pane, item_ix, &item, true, &mut cx)
// If any of these project entries have not already been saved by an earlier item,
// then this item must be saved.
if should_save {
if !Self::save_item(project.clone(), &pane, item_ix, &item, true, &mut cx)
.await?
{
break;
{
break;
}
}
// Remove the item from the pane.
pane.update(&mut cx, |pane, cx| {
if let Some(item_ix) = pane.items.iter().position(|i| i.id() == item.id()) {
if item_ix == pane.active_item_index {
@ -582,12 +589,12 @@ impl Pane {
const DIRTY_MESSAGE: &'static str =
"This file contains unsaved edits. Do you want to save it?";
let (has_conflict, is_dirty, can_save, can_save_as) = cx.read(|cx| {
let (has_conflict, is_dirty, can_save, is_singleton) = cx.read(|cx| {
(
item.has_conflict(cx),
item.is_dirty(cx),
item.can_save(cx),
item.can_save_as(cx),
item.is_singleton(cx),
)
});
@ -605,7 +612,7 @@ impl Pane {
Some(1) => cx.update(|cx| item.reload(project, cx)).await?,
_ => return Ok(false),
}
} else if is_dirty && (can_save || can_save_as) {
} else if is_dirty && (can_save || is_singleton) {
let should_save = if should_prompt_for_save {
let mut answer = pane.update(cx, |pane, cx| {
pane.activate_item(item_ix, true, true, cx);
@ -627,7 +634,7 @@ impl Pane {
if should_save {
if can_save {
cx.update(|cx| item.save(project, cx)).await?;
} else if can_save_as {
} else if is_singleton {
let start_abs_path = project
.read_with(cx, |project, cx| {
let worktree = project.visible_worktrees(cx).next()?;

198
crates/workspace/src/workspace.rs
View File

@ -223,6 +223,7 @@ pub trait Item: View {
fn tab_content(&self, style: &theme::Tab, cx: &AppContext) -> ElementBox;
fn project_path(&self, cx: &AppContext) -> Option<ProjectPath>;
fn project_entry_ids(&self, cx: &AppContext) -> SmallVec<[ProjectEntryId; 3]>;
fn is_singleton(&self, cx: &AppContext) -> bool;
fn set_nav_history(&mut self, _: ItemNavHistory, _: &mut ViewContext<Self>);
fn clone_on_split(&self, _: &mut ViewContext<Self>) -> Option<Self>
where
@ -242,7 +243,6 @@ pub trait Item: View {
project: ModelHandle<Project>,
cx: &mut ViewContext<Self>,
) -> Task<Result<()>>;
fn can_save_as(&self, cx: &AppContext) -> bool;
fn save_as(
&mut self,
project: ModelHandle<Project>,
@ -373,6 +373,7 @@ pub trait ItemHandle: 'static + fmt::Debug {
fn tab_content(&self, style: &theme::Tab, cx: &AppContext) -> ElementBox;
fn project_path(&self, cx: &AppContext) -> Option<ProjectPath>;
fn project_entry_ids(&self, cx: &AppContext) -> SmallVec<[ProjectEntryId; 3]>;
fn is_singleton(&self, cx: &AppContext) -> bool;
fn boxed_clone(&self) -> Box<dyn ItemHandle>;
fn set_nav_history(&self, nav_history: Rc<RefCell<NavHistory>>, cx: &mut MutableAppContext);
fn clone_on_split(&self, cx: &mut MutableAppContext) -> Option<Box<dyn ItemHandle>>;
@ -389,7 +390,6 @@ pub trait ItemHandle: 'static + fmt::Debug {
fn is_dirty(&self, cx: &AppContext) -> bool;
fn has_conflict(&self, cx: &AppContext) -> bool;
fn can_save(&self, cx: &AppContext) -> bool;
fn can_save_as(&self, cx: &AppContext) -> bool;
fn save(&self, project: ModelHandle<Project>, cx: &mut MutableAppContext) -> Task<Result<()>>;
fn save_as(
&self,
@ -437,6 +437,10 @@ impl<T: Item> ItemHandle for ViewHandle<T> {
self.read(cx).project_entry_ids(cx)
}
fn is_singleton(&self, cx: &AppContext) -> bool {
self.read(cx).is_singleton(cx)
}
fn boxed_clone(&self) -> Box<dyn ItemHandle> {
Box::new(self.clone())
}
@ -562,10 +566,6 @@ impl<T: Item> ItemHandle for ViewHandle<T> {
self.read(cx).can_save(cx)
}
fn can_save_as(&self, cx: &AppContext) -> bool {
self.read(cx).can_save_as(cx)
}
fn save(&self, project: ModelHandle<Project>, cx: &mut MutableAppContext) -> Task<Result<()>> {
self.update(cx, |item, cx| item.save(project, cx))
}
@ -887,9 +887,9 @@ impl Workspace {
}
fn close(&mut self, _: &CloseWindow, cx: &mut ViewContext<Self>) -> Option<Task<Result<()>>> {
let save_all = self.save_all_internal(true, cx);
let prepare = self.prepare_to_close(cx);
Some(cx.spawn(|this, mut cx| async move {
if save_all.await? {
if prepare.await? {
this.update(&mut cx, |_, cx| {
let window_id = cx.window_id();
cx.remove_window(window_id);
@ -899,6 +899,10 @@ impl Workspace {
}))
}
fn prepare_to_close(&mut self, cx: &mut ViewContext<Self>) -> Task<Result<bool>> {
self.save_all_internal(true, cx)
}
fn save_all(&mut self, _: &SaveAll, cx: &mut ViewContext<Self>) -> Option<Task<Result<()>>> {
let save_all = self.save_all_internal(false, cx);
Some(cx.foreground().spawn(async move {
@ -928,13 +932,11 @@ impl Workspace {
let project = self.project.clone();
cx.spawn_weak(|_, mut cx| async move {
let mut saved_project_entry_ids = HashSet::default();
// let mut saved_project_entry_ids = HashSet::default();
for (pane, item) in dirty_items {
let project_entry_ids = cx.read(|cx| item.project_entry_ids(cx));
if project_entry_ids
.into_iter()
.any(|entry_id| saved_project_entry_ids.insert(entry_id))
{
let (is_singl, project_entry_ids) =
cx.read(|cx| (item.is_singleton(cx), item.project_entry_ids(cx)));
if is_singl || !project_entry_ids.is_empty() {
if let Some(ix) =
pane.read_with(&cx, |pane, _| pane.index_for_item(item.as_ref()))
{
@ -1172,7 +1174,7 @@ impl Workspace {
} else {
item.save(project, cx)
}
} else if item.can_save_as(cx) {
} else if item.is_singleton(cx) {
let worktree = self.worktrees(cx).next();
let start_abs_path = worktree
.and_then(|w| w.read(cx).as_local())
@ -2411,30 +2413,25 @@ fn open_new(app_state: &Arc<AppState>, cx: &mut MutableAppContext) {
#[cfg(test)]
mod tests {
use super::*;
use crate::AppState;
use gpui::{ModelHandle, TestAppContext, ViewContext};
use project::{FakeFs, Project, ProjectEntryId};
use serde_json::json;
use std::sync::atomic::AtomicUsize;
#[gpui::test]
async fn test_save_all(cx: &mut TestAppContext) {
async fn test_close_window(cx: &mut TestAppContext) {
cx.foreground().forbid_parking();
cx.update(|cx| {
let settings = Settings::test(cx);
cx.set_global(settings);
});
Settings::test_async(cx);
let fs = FakeFs::new(cx.background());
fs.insert_tree("/root", json!({ "one": ""})).await;
fs.insert_tree("/root", json!({ "one": "" })).await;
let project = Project::test(fs, ["root".as_ref()], cx).await;
let (window_id, workspace) = cx.add_window(|cx| Workspace::new(project.clone(), cx));
// When there are no dirty items, there's nothing to do.
let item1 = cx.add_view(window_id, |_| TestItem::new());
workspace.update(cx, |w, cx| w.add_item(Box::new(item1.clone()), cx));
let save_all = workspace.update(cx, |w, cx| w.save_all_internal(true, cx));
assert_eq!(save_all.await.unwrap(), true);
let task = workspace.update(cx, |w, cx| w.prepare_to_close(cx));
assert_eq!(task.await.unwrap(), true);
// When there are dirty untitled items, prompt to save each one. If the user
// cancels any prompt, then abort.
@ -2446,52 +2443,65 @@ mod tests {
let item3 = cx.add_view(window_id, |_| {
let mut item = TestItem::new();
item.is_dirty = true;
item.project_entry_ids = vec![ProjectEntryId::from_proto(1)];
item
});
workspace.update(cx, |w, cx| {
w.add_item(Box::new(item1.clone()), cx);
w.add_item(Box::new(item2.clone()), cx);
w.split_pane(w.active_pane().clone(), SplitDirection::Right, cx);
w.add_item(Box::new(item3.clone()), cx);
});
eprintln!("save_all 2");
let save_all = workspace.update(cx, |w, cx| w.save_all_internal(true, cx));
let task = workspace.update(cx, |w, cx| w.prepare_to_close(cx));
cx.foreground().run_until_parked();
cx.simulate_prompt_answer(window_id, 2);
cx.simulate_prompt_answer(window_id, 2 /* cancel */);
cx.foreground().run_until_parked();
assert!(!cx.has_pending_prompt(window_id));
assert_eq!(save_all.await.unwrap(), false);
assert_eq!(task.await.unwrap(), false);
// If there are multiple dirty items representing the same project entry.
workspace.update(cx, |w, cx| {
w.add_item(Box::new(item2.clone()), cx);
w.add_item(Box::new(item3.clone()), cx);
});
let task = workspace.update(cx, |w, cx| w.prepare_to_close(cx));
cx.foreground().run_until_parked();
cx.simulate_prompt_answer(window_id, 2 /* cancel */);
cx.foreground().run_until_parked();
assert!(!cx.has_pending_prompt(window_id));
assert_eq!(task.await.unwrap(), false);
}
#[gpui::test]
async fn test_close_pane_items(cx: &mut TestAppContext) {
cx.foreground().forbid_parking();
Settings::test_async(cx);
let fs = FakeFs::new(cx.background());
let app_state = cx.update(AppState::test);
let project = Project::test(app_state.fs.clone(), None, cx).await;
let project = Project::test(fs, None, cx).await;
let (window_id, workspace) = cx.add_window(|cx| Workspace::new(project, cx));
let item1 = cx.add_view(window_id, |_| {
let mut item = TestItem::new();
item.is_dirty = true;
item.project_entry_ids = vec![ProjectEntryId::from_proto(1)];
item
});
let item2 = cx.add_view(window_id, |_| {
let mut item = TestItem::new();
item.is_dirty = true;
item.has_conflict = true;
item.project_entry_ids = vec![ProjectEntryId::from_proto(2)];
item
});
let item3 = cx.add_view(window_id, |_| {
let mut item = TestItem::new();
item.is_dirty = true;
item.has_conflict = true;
item.project_entry_ids = vec![ProjectEntryId::from_proto(3)];
item
});
let item4 = cx.add_view(window_id, |_| {
let mut item = TestItem::new();
item.is_dirty = true;
item.can_save = false;
item
});
let pane = workspace.update(cx, |workspace, cx| {
@ -2556,44 +2566,94 @@ mod tests {
}
#[gpui::test]
async fn test_prompting_only_on_last_item_for_entry(cx: &mut TestAppContext) {
async fn test_prompting_to_save_only_on_last_item_for_entry(cx: &mut TestAppContext) {
cx.foreground().forbid_parking();
Settings::test_async(cx);
let fs = FakeFs::new(cx.background());
let app_state = cx.update(AppState::test);
let project = Project::test(app_state.fs.clone(), [], cx).await;
let project = Project::test(fs, [], cx).await;
let (window_id, workspace) = cx.add_window(|cx| Workspace::new(project, cx));
let item = cx.add_view(window_id, |_| {
// Create several workspace items with single project entries, and two
// workspace items with multiple project entries.
let single_entry_items = (0..=4)
.map(|project_entry_id| {
let mut item = TestItem::new();
item.is_dirty = true;
item.project_entry_ids = vec![ProjectEntryId::from_proto(project_entry_id)];
item.is_singleton = true;
item
})
.collect::<Vec<_>>();
let item_2_3 = {
let mut item = TestItem::new();
item.is_dirty = true;
item.project_entry_id = Some(ProjectEntryId::new(&AtomicUsize::new(1)));
item.is_singleton = false;
item.project_entry_ids =
vec![ProjectEntryId::from_proto(2), ProjectEntryId::from_proto(3)];
item
});
};
let item_3_4 = {
let mut item = TestItem::new();
item.is_dirty = true;
item.is_singleton = false;
item.project_entry_ids =
vec![ProjectEntryId::from_proto(3), ProjectEntryId::from_proto(4)];
item
};
let (left_pane, right_pane) = workspace.update(cx, |workspace, cx| {
workspace.add_item(Box::new(item.clone()), cx);
// Create two panes that contain the following project entries:
// left pane:
// multi-entry items: (2, 3)
// single-entry items: 0, 1, 2, 3, 4
// right pane:
// single-entry items: 1
// multi-entry items: (3, 4)
let left_pane = workspace.update(cx, |workspace, cx| {
let left_pane = workspace.active_pane().clone();
let right_pane = workspace.split_pane(left_pane.clone(), SplitDirection::Right, cx);
(left_pane, right_pane)
workspace.activate_pane(left_pane.clone(), cx);
workspace.add_item(Box::new(cx.add_view(|_| item_2_3.clone())), cx);
for item in &single_entry_items {
workspace.add_item(Box::new(cx.add_view(|_| item.clone())), cx);
}
workspace.activate_pane(right_pane.clone(), cx);
workspace.add_item(Box::new(cx.add_view(|_| single_entry_items[1].clone())), cx);
workspace.add_item(Box::new(cx.add_view(|_| item_3_4.clone())), cx);
left_pane
});
workspace
.update(cx, |workspace, cx| {
let item = right_pane.read(cx).active_item().unwrap();
Pane::close_item(workspace, right_pane.clone(), item.id(), cx)
})
.await
.unwrap();
workspace.read_with(cx, |workspace, _| {
assert_eq!(workspace.panes(), [left_pane.clone()]);
// When closing all of the items in the left pane, we should be prompted twice:
// once for project entry 0, and once for project entry 2. After those two
// prompts, the task should complete.
let close = workspace.update(cx, |workspace, cx| {
workspace.activate_pane(left_pane.clone(), cx);
Pane::close_items(workspace, left_pane.clone(), cx, |_| true)
});
let close_item = workspace.update(cx, |workspace, cx| {
let item = left_pane.read(cx).active_item().unwrap();
Pane::close_item(workspace, left_pane.clone(), item.id(), cx)
});
cx.foreground().run_until_parked();
left_pane.read_with(cx, |pane, cx| {
assert_eq!(
pane.active_item().unwrap().project_entry_ids(cx).as_slice(),
&[ProjectEntryId::from_proto(0)]
);
});
cx.simulate_prompt_answer(window_id, 0);
close_item.await.unwrap();
cx.foreground().run_until_parked();
left_pane.read_with(cx, |pane, cx| {
assert_eq!(
pane.active_item().unwrap().project_entry_ids(cx).as_slice(),
&[ProjectEntryId::from_proto(2)]
);
});
cx.simulate_prompt_answer(window_id, 0);
cx.foreground().run_until_parked();
close.await.unwrap();
left_pane.read_with(cx, |pane, _| {
assert_eq!(pane.items().count(), 0);
});
@ -2606,8 +2666,8 @@ mod tests {
reload_count: usize,
is_dirty: bool,
has_conflict: bool,
can_save: bool,
project_entry_id: Option<ProjectEntryId>,
project_entry_ids: Vec<ProjectEntryId>,
is_singleton: bool,
}
impl TestItem {
@ -2618,8 +2678,8 @@ mod tests {
reload_count: 0,
is_dirty: false,
has_conflict: false,
can_save: true,
project_entry_id: None,
project_entry_ids: Vec::new(),
is_singleton: true,
}
}
}
@ -2648,7 +2708,11 @@ mod tests {
}
fn project_entry_ids(&self, _: &AppContext) -> SmallVec<[ProjectEntryId; 3]> {
self.project_entry_id.into_iter().collect()
self.project_entry_ids.iter().copied().collect()
}
fn is_singleton(&self, _: &AppContext) -> bool {
self.is_singleton
}
fn set_nav_history(&mut self, _: ItemNavHistory, _: &mut ViewContext<Self>) {}
@ -2669,7 +2733,7 @@ mod tests {
}
fn can_save(&self, _: &AppContext) -> bool {
self.can_save
self.project_entry_ids.len() > 0
}
fn save(
@ -2681,10 +2745,6 @@ mod tests {
Task::ready(Ok(()))
}
fn can_save_as(&self, _: &AppContext) -> bool {
true
}
fn save_as(
&mut self,
_: ModelHandle<Project>,