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Add preview for scratch buffers in buffer picker (#3454)

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A-Walrus 2022-11-21 03:58:35 +02:00 committed by GitHub
parent 420e33a600
commit 2f9ca3840a
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GPG key ID: 4AEE18F83AFDEB23
5 changed files with 88 additions and 55 deletions
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6
helix-term/src/commands.rs
View file

@ -2005,7 +2005,7 @@ fn global_search(cx: &mut Context) {
align_view(doc, view, Align::Center);
},
|_editor, FileResult { path, line_num }| {
Some((path.clone(), Some((*line_num, *line_num))))
Some((path.clone().into(), Some((*line_num, *line_num))))
},
);
compositor.push(Box::new(overlayed(picker)));
@ -2360,7 +2360,7 @@ fn buffer_picker(cx: &mut Context) {
.selection(view_id)
.primary()
.cursor_line(doc.text().slice(..));
Some((meta.path.clone()?, Some((line, line))))
Some((meta.id.into(), Some((line, line))))
},
);
cx.push_layer(Box::new(overlayed(picker)));
@ -2441,7 +2441,7 @@ fn jumplist_picker(cx: &mut Context) {
|editor, meta| {
let doc = &editor.documents.get(&meta.id)?;
let line = meta.selection.primary().cursor_line(doc.text().slice(..));
Some((meta.path.clone()?, Some((line, line))))
Some((meta.path.clone()?.into(), Some((line, line))))
},
);
cx.push_layer(Box::new(overlayed(picker)));

4
helix-term/src/commands/dap.rs
View file

@ -85,7 +85,7 @@ fn thread_picker(
frame.line.saturating_sub(1),
frame.end_line.unwrap_or(frame.line).saturating_sub(1),
));
Some((path, pos))
Some((path.into(), pos))
},
);
compositor.push(Box::new(picker));
@ -706,7 +706,7 @@ pub fn dap_switch_stack_frame(cx: &mut Context) {
.and_then(|source| source.path.clone())
.map(|path| {
(
path,
path.into(),
Some((
frame.line.saturating_sub(1),
frame.end_line.unwrap_or(frame.line).saturating_sub(1),

2
helix-term/src/commands/lsp.rs
View file

@ -156,7 +156,7 @@ fn location_to_file_location(location: &lsp::Location) -> FileLocation {
location.range.start.line as usize,
location.range.end.line as usize,
));
(path, line)
(path.into(), line)
}
// TODO: share with symbol picker(symbol.location)

2
helix-term/src/ui/mod.rs
View file

@ -230,7 +230,7 @@ pub fn file_picker(root: PathBuf, config: &helix_view::editor::Config) -> FilePi
cx.editor.set_error(err);
}
},
|_editor, path| Some((path.clone(), None)),
|_editor, path| Some((path.clone().into(), None)),
)
}

69
helix-term/src/ui/picker.rs
View file

@ -12,18 +12,14 @@ use fuzzy_matcher::skim::SkimMatcherV2 as Matcher;
use tui::widgets::Widget;
use std::{cmp::Ordering, time::Instant};
use std::{
collections::HashMap,
io::Read,
path::{Path, PathBuf},
};
use std::{collections::HashMap, io::Read, path::PathBuf};
use crate::ui::{Prompt, PromptEvent};
use helix_core::{movement::Direction, Position};
use helix_view::{
editor::Action,
graphics::{CursorKind, Margin, Modifier, Rect},
Document, Editor,
Document, DocumentId, Editor,
};
use super::menu::Item;
@ -32,8 +28,36 @@ pub const MIN_AREA_WIDTH_FOR_PREVIEW: u16 = 72;
/// Biggest file size to preview in bytes
pub const MAX_FILE_SIZE_FOR_PREVIEW: u64 = 10 * 1024 * 1024;
#[derive(PartialEq, Eq, Hash)]
pub enum PathOrId {
Id(DocumentId),
Path(PathBuf),
}
impl PathOrId {
fn get_canonicalized(self) -> std::io::Result<Self> {
use PathOrId::*;
Ok(match self {
Path(path) => Path(helix_core::path::get_canonicalized_path(&path)?),
Id(id) => Id(id),
})
}
}
impl From<PathBuf> for PathOrId {
fn from(v: PathBuf) -> Self {
Self::Path(v)
}
}
impl From<DocumentId> for PathOrId {
fn from(v: DocumentId) -> Self {
Self::Id(v)
}
}
/// File path and range of lines (used to align and highlight lines)
pub type FileLocation = (PathBuf, Option<(usize, usize)>);
pub type FileLocation = (PathOrId, Option<(usize, usize)>);
pub struct FilePicker<T: Item> {
picker: Picker<T>,
@ -112,20 +136,19 @@ impl<T: Item> FilePicker<T> {
self.picker
.selection()
.and_then(|current| (self.file_fn)(editor, current))
.and_then(|(path, line)| {
helix_core::path::get_canonicalized_path(&path)
.ok()
.zip(Some(line))
})
.and_then(|(path_or_id, line)| path_or_id.get_canonicalized().ok().zip(Some(line)))
}
/// Get (cached) preview for a given path. If a document corresponding
/// to the path is already open in the editor, it is used instead.
fn get_preview<'picker, 'editor>(
&'picker mut self,
path: &Path,
path_or_id: PathOrId,
editor: &'editor Editor,
) -> Preview<'picker, 'editor> {
match path_or_id {
PathOrId::Path(path) => {
let path = &path;
if let Some(doc) = editor.document_by_path(path) {
return Preview::EditorDocument(doc);
}
@ -146,7 +169,9 @@ impl<T: Item> FilePicker<T> {
.map(
|(metadata, content_type)| match (metadata.len(), content_type) {
(_, content_inspector::ContentType::BINARY) => CachedPreview::Binary,
(size, _) if size > MAX_FILE_SIZE_FOR_PREVIEW => CachedPreview::LargeFile,
(size, _) if size > MAX_FILE_SIZE_FOR_PREVIEW => {
CachedPreview::LargeFile
}
_ => {
// TODO: enable syntax highlighting; blocked by async rendering
Document::open(path, None, None)
@ -159,15 +184,23 @@ impl<T: Item> FilePicker<T> {
self.preview_cache.insert(path.to_owned(), preview);
Preview::Cached(&self.preview_cache[path])
}
PathOrId::Id(id) => {
let doc = editor.documents.get(&id).unwrap();
Preview::EditorDocument(doc)
}
}
}
fn handle_idle_timeout(&mut self, cx: &mut Context) -> EventResult {
// Try to find a document in the cache
let doc = self
.current_file(cx.editor)
.and_then(|(path, _range)| self.preview_cache.get_mut(&path))
.and_then(|cache| match cache {
CachedPreview::Document(doc) => Some(doc),
.and_then(|(path, _range)| match path {
PathOrId::Id(doc_id) => Some(doc_mut!(cx.editor, &doc_id)),
PathOrId::Path(path) => match self.preview_cache.get_mut(&path) {
Some(CachedPreview::Document(doc)) => Some(doc),
_ => None,
},
});
// Then attempt to highlight it if it has no language set
@ -224,7 +257,7 @@ impl<T: Item + 'static> Component for FilePicker<T> {
block.render(preview_area, surface);
if let Some((path, range)) = self.current_file(cx.editor) {
let preview = self.get_preview(&path, cx.editor);
let preview = self.get_preview(path, cx.editor);
let doc = match preview.document() {
Some(doc) => doc,
None => {