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Simplify buffer constructor methods

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Don't expose the `buffer::History` to callers of `language::Buffer`
This commit is contained in:
Max Brunsfeld 2021-10-26 14:26:15 -07:00
parent 4069db4959
commit 5bfbeb55c0
5 changed files with 60 additions and 92 deletions
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45
crates/language/src/lib.rs
View file

@ -197,26 +197,22 @@ impl Buffer {
History::new(base_text.into()),
),
None,
None,
None,
cx,
)
}
pub fn from_history(
pub fn from_file<T: Into<Arc<str>>>(
replica_id: ReplicaId,
history: History,
file: Option<Box<dyn File>>,
language: Option<Arc<Language>>,
language_server: Option<Arc<lsp::LanguageServer>>,
base_text: T,
file: Box<dyn File>,
cx: &mut ModelContext<Self>,
) -> Self {
Self::build(
TextBuffer::new(replica_id, cx.model_id() as u64, history),
file,
language,
language_server,
cx,
TextBuffer::new(
replica_id,
cx.model_id() as u64,
History::new(base_text.into()),
),
Some(file),
)
}
@ -224,25 +220,24 @@ impl Buffer {
replica_id: ReplicaId,
message: proto::Buffer,
file: Option<Box<dyn File>>,
language: Option<Arc<Language>>,
cx: &mut ModelContext<Self>,
) -> Result<Self> {
Ok(Self::build(
TextBuffer::from_proto(replica_id, message)?,
file,
language,
None,
cx,
))
}
fn build(
buffer: TextBuffer,
file: Option<Box<dyn File>>,
pub fn with_language(
mut self,
language: Option<Arc<Language>>,
language_server: Option<Arc<lsp::LanguageServer>>,
language_server: Option<Arc<LanguageServer>>,
cx: &mut ModelContext<Self>,
) -> Self {
self.set_language(language, language_server, cx);
self
}
fn build(buffer: TextBuffer, file: Option<Box<dyn File>>) -> Self {
let saved_mtime;
if let Some(file) = file.as_ref() {
saved_mtime = file.mtime();
@ -250,7 +245,7 @@ impl Buffer {
saved_mtime = UNIX_EPOCH;
}
let mut result = Self {
Self {
text: buffer,
saved_mtime,
saved_version: clock::Global::new(),
@ -266,9 +261,7 @@ impl Buffer {
language_server: None,
#[cfg(test)]
operations: Default::default(),
};
result.set_language(language, language_server, cx);
result
}
}
pub fn snapshot(&self) -> Snapshot {

48
crates/language/src/tests.rs
View file

@ -78,10 +78,8 @@ async fn test_apply_diff(mut cx: gpui::TestAppContext) {
#[gpui::test]
async fn test_reparse(mut cx: gpui::TestAppContext) {
let buffer = cx.add_model(|cx| {
let text = "fn a() {}".into();
Buffer::from_history(0, History::new(text), None, Some(rust_lang()), None, cx)
});
let text = "fn a() {}";
let buffer = cx.add_model(|cx| Buffer::new(0, text, cx).with_language(rust_lang(), None, cx));
// Wait for the initial text to parse
buffer
@ -222,9 +220,8 @@ fn test_enclosing_bracket_ranges(cx: &mut MutableAppContext) {
}
}
"
.unindent()
.into();
Buffer::from_history(0, History::new(text), None, Some(rust_lang()), None, cx)
.unindent();
Buffer::new(0, text, cx).with_language(rust_lang(), None, cx)
});
let buffer = buffer.read(cx);
assert_eq!(
@ -253,9 +250,8 @@ fn test_enclosing_bracket_ranges(cx: &mut MutableAppContext) {
#[gpui::test]
fn test_edit_with_autoindent(cx: &mut MutableAppContext) {
cx.add_model(|cx| {
let text = "fn a() {}".into();
let mut buffer =
Buffer::from_history(0, History::new(text), None, Some(rust_lang()), None, cx);
let text = "fn a() {}";
let mut buffer = Buffer::new(0, text, cx).with_language(rust_lang(), None, cx);
buffer.edit_with_autoindent([8..8], "\n\n", cx);
assert_eq!(buffer.text(), "fn a() {\n \n}");
@ -273,8 +269,9 @@ fn test_edit_with_autoindent(cx: &mut MutableAppContext) {
#[gpui::test]
fn test_autoindent_moves_selections(cx: &mut MutableAppContext) {
cx.add_model(|cx| {
let text = History::new("fn a() {}".into());
let mut buffer = Buffer::from_history(0, text, None, Some(rust_lang()), None, cx);
let text = "fn a() {}";
let mut buffer = Buffer::new(0, text, cx).with_language(rust_lang(), None, cx);
let selection_set_id = buffer.add_selection_set(Vec::new(), cx);
buffer.start_transaction(Some(selection_set_id)).unwrap();
@ -331,10 +328,9 @@ fn test_autoindent_does_not_adjust_lines_with_unchanged_suggestion(cx: &mut Muta
d;
}
"
.unindent()
.into();
let mut buffer =
Buffer::from_history(0, History::new(text), None, Some(rust_lang()), None, cx);
.unindent();
let mut buffer = Buffer::new(0, text, cx).with_language(rust_lang(), None, cx);
// Lines 2 and 3 don't match the indentation suggestion. When editing these lines,
// their indentation is not adjusted.
@ -378,14 +374,12 @@ fn test_autoindent_does_not_adjust_lines_with_unchanged_suggestion(cx: &mut Muta
#[gpui::test]
fn test_autoindent_adjusts_lines_when_only_text_changes(cx: &mut MutableAppContext) {
cx.add_model(|cx| {
let text = History::new(
"
fn a() {}
"
.unindent()
.into(),
);
let mut buffer = Buffer::from_history(0, text, None, Some(rust_lang()), None, cx);
let text = "
fn a() {}
"
.unindent();
let mut buffer = Buffer::new(0, text, cx).with_language(rust_lang(), None, cx);
buffer.edit_with_autoindent([5..5], "\nb", cx);
assert_eq!(
@ -440,8 +434,8 @@ impl Buffer {
}
}
fn rust_lang() -> Arc<Language> {
Arc::new(
fn rust_lang() -> Option<Arc<Language>> {
Some(Arc::new(
Language::new(
LanguageConfig {
name: "Rust".to_string(),
@ -461,7 +455,7 @@ fn rust_lang() -> Arc<Language> {
.unwrap()
.with_brackets_query(r#" ("{" @open "}" @close) "#)
.unwrap(),
)
))
}
fn empty(point: Point) -> Range<Point> {