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Implement shift-f8 to go to previous diagnostic

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Co-Authored-By: Nathan Sobo <nathan@zed.dev>
This commit is contained in:
Antonio Scandurra 2022-03-15 15:11:41 +01:00
parent a6d0caf557
commit 021699e51c
8 changed files with 74 additions and 35 deletions
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66
crates/editor/src/editor.rs
View file

@ -115,7 +115,7 @@ action!(ToggleComments);
action!(SelectLargerSyntaxNode);
action!(SelectSmallerSyntaxNode);
action!(MoveToEnclosingBracket);
action!(ShowNextDiagnostic);
action!(GoToDiagnostic, Direction);
action!(GoToDefinition);
action!(FindAllReferences);
action!(Rename);
@ -136,6 +136,12 @@ action!(OpenExcerpts);
enum DocumentHighlightRead {}
enum DocumentHighlightWrite {}
#[derive(Copy, Clone, PartialEq, Eq)]
pub enum Direction {
Prev,
Next,
}
pub fn init(cx: &mut MutableAppContext, path_openers: &mut Vec<Box<dyn PathOpener>>) {
path_openers.push(Box::new(items::BufferOpener));
cx.add_bindings(vec![
@ -250,7 +256,8 @@ pub fn init(cx: &mut MutableAppContext, path_openers: &mut Vec<Box<dyn PathOpene
Binding::new("ctrl-w", SelectLargerSyntaxNode, Some("Editor")),
Binding::new("alt-down", SelectSmallerSyntaxNode, Some("Editor")),
Binding::new("ctrl-shift-W", SelectSmallerSyntaxNode, Some("Editor")),
Binding::new("f8", ShowNextDiagnostic, Some("Editor")),
Binding::new("f8", GoToDiagnostic(Direction::Next), Some("Editor")),
Binding::new("shift-f8", GoToDiagnostic(Direction::Prev), Some("Editor")),
Binding::new("f2", Rename, Some("Editor")),
Binding::new("f12", GoToDefinition, Some("Editor")),
Binding::new("alt-shift-f12", FindAllReferences, Some("Editor")),
@ -319,7 +326,7 @@ pub fn init(cx: &mut MutableAppContext, path_openers: &mut Vec<Box<dyn PathOpene
cx.add_action(Editor::select_larger_syntax_node);
cx.add_action(Editor::select_smaller_syntax_node);
cx.add_action(Editor::move_to_enclosing_bracket);
cx.add_action(Editor::show_next_diagnostic);
cx.add_action(Editor::go_to_diagnostic);
cx.add_action(Editor::go_to_definition);
cx.add_action(Editor::page_up);
cx.add_action(Editor::page_down);
@ -4173,7 +4180,11 @@ impl Editor {
self.update_selections(selections, Some(Autoscroll::Fit), cx);
}
pub fn show_next_diagnostic(&mut self, _: &ShowNextDiagnostic, cx: &mut ViewContext<Self>) {
pub fn go_to_diagnostic(
&mut self,
&GoToDiagnostic(direction): &GoToDiagnostic,
cx: &mut ViewContext<Self>,
) {
let buffer = self.buffer.read(cx).snapshot(cx);
let selection = self.newest_selection_with_snapshot::<usize>(&buffer);
let mut active_primary_range = self.active_diagnostics.as_ref().map(|active_diagnostics| {
@ -4193,20 +4204,23 @@ impl Editor {
};
loop {
let next_group = buffer
.diagnostics_in_range::<_, usize>(search_start..buffer.len())
.find_map(|entry| {
if entry.diagnostic.is_primary
&& !entry.range.is_empty()
&& Some(entry.range.end) != active_primary_range.as_ref().map(|r| *r.end())
{
Some((entry.range, entry.diagnostic.group_id))
} else {
None
}
});
let mut diagnostics = if direction == Direction::Prev {
buffer.diagnostics_in_range::<_, usize>(0..search_start, true)
} else {
buffer.diagnostics_in_range::<_, usize>(search_start..buffer.len(), false)
};
let group = diagnostics.find_map(|entry| {
if entry.diagnostic.is_primary
&& !entry.range.is_empty()
&& Some(entry.range.end) != active_primary_range.as_ref().map(|r| *r.end())
{
Some((entry.range, entry.diagnostic.group_id))
} else {
None
}
});
if let Some((primary_range, group_id)) = next_group {
if let Some((primary_range, group_id)) = group {
self.activate_diagnostics(group_id, cx);
self.update_selections(
vec![Selection {
@ -4220,13 +4234,23 @@ impl Editor {
cx,
);
break;
} else if search_start == 0 {
break;
} else {
// Cycle around to the start of the buffer, potentially moving back to the start of
// the currently active diagnostic.
search_start = 0;
active_primary_range.take();
if direction == Direction::Prev {
if search_start == buffer.len() {
break;
} else {
search_start = buffer.len();
}
} else {
if search_start == 0 {
break;
} else {
search_start = 0;
}
}
}
}
}
@ -4590,7 +4614,7 @@ impl Editor {
let buffer = self.buffer.read(cx).snapshot(cx);
let primary_range_start = active_diagnostics.primary_range.start.to_offset(&buffer);
let is_valid = buffer
.diagnostics_in_range::<_, usize>(active_diagnostics.primary_range.clone())
.diagnostics_in_range::<_, usize>(active_diagnostics.primary_range.clone(), false)
.any(|entry| {
entry.diagnostic.is_primary
&& !entry.range.is_empty()

2
crates/editor/src/items.rs
View file

@ -373,7 +373,7 @@ impl DiagnosticMessage {
.head();
let new_diagnostic = buffer
.read(cx)
.diagnostics_in_range::<_, usize>(cursor_position..cursor_position)
.diagnostics_in_range::<_, usize>(cursor_position..cursor_position, false)
.filter(|entry| !entry.range.is_empty())
.min_by_key(|entry| (entry.diagnostic.severity, entry.range.len()))
.map(|entry| entry.diagnostic);

6
crates/editor/src/multi_buffer.rs
View file

@ -2179,6 +2179,7 @@ impl MultiBufferSnapshot {
pub fn diagnostics_in_range<'a, T, O>(
&'a self,
range: Range<T>,
reversed: bool,
) -> impl Iterator<Item = DiagnosticEntry<O>> + 'a
where
T: 'a + ToOffset,
@ -2187,7 +2188,10 @@ impl MultiBufferSnapshot {
self.as_singleton()
.into_iter()
.flat_map(move |(_, _, buffer)| {
buffer.diagnostics_in_range(range.start.to_offset(self)..range.end.to_offset(self))
buffer.diagnostics_in_range(
range.start.to_offset(self)..range.end.to_offset(self),
reversed,
)
})
}