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Auto merge of #17081 - davidbarsky:david/revert-17073, r=Veykril

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Revert #17073: Better inline preview for postfix completion

See discussion on https://github.com/rust-lang/rust-analyzer/issues/17077, but I strongly suspect that the changes to the `TextEdit` ranges caused VS Code's autocomplete to prefer the snippets over method completions. I explain why I think that [here](https://github.com/rust-lang/rust-analyzer/issues/17077#issuecomment-2057908447).
This commit is contained in:
bors 2024-04-16 05:26:34 +00:00
commit dcbb27aab6
3 changed files with 47 additions and 70 deletions
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2
crates/ide-completion/src/completions/dot.rs
View File

@ -1035,7 +1035,7 @@ fn main() {
fn postfix_drop_completion() {
cov_mark::check!(postfix_drop_completion);
check_edit(
"x.drop",
"drop",
r#"
//- minicore: drop
struct Vec<T>(T);

106
crates/ide-completion/src/completions/postfix.rs
View File

@ -12,7 +12,6 @@ use ide_db::{
use stdx::never;
use syntax::{
ast::{self, make, AstNode, AstToken},
format_smolstr,
SyntaxKind::{BLOCK_EXPR, EXPR_STMT, FOR_EXPR, IF_EXPR, LOOP_EXPR, STMT_LIST, WHILE_EXPR},
TextRange, TextSize,
};
@ -56,11 +55,10 @@ pub(crate) fn complete_postfix(
None => return,
};
let postfix_snippet =
match build_postfix_snippet_builder(ctx, cap, dot_receiver, &receiver_text) {
Some(it) => it,
None => return,
};
let postfix_snippet = match build_postfix_snippet_builder(ctx, cap, dot_receiver) {
Some(it) => it,
None => return,
};
if let Some(drop_trait) = ctx.famous_defs().core_ops_Drop() {
if receiver_ty.impls_trait(ctx.db, drop_trait, &[]) {
@ -175,11 +173,10 @@ pub(crate) fn complete_postfix(
let (dot_receiver, node_to_replace_with) = include_references(dot_receiver);
let receiver_text =
get_receiver_text(&node_to_replace_with, receiver_is_ambiguous_float_literal);
let postfix_snippet =
match build_postfix_snippet_builder(ctx, cap, &dot_receiver, &receiver_text) {
Some(it) => it,
None => return,
};
let postfix_snippet = match build_postfix_snippet_builder(ctx, cap, &dot_receiver) {
Some(it) => it,
None => return,
};
if !ctx.config.snippets.is_empty() {
add_custom_postfix_completions(acc, ctx, &postfix_snippet, &receiver_text);
@ -320,7 +317,6 @@ fn build_postfix_snippet_builder<'ctx>(
ctx: &'ctx CompletionContext<'_>,
cap: SnippetCap,
receiver: &'ctx ast::Expr,
receiver_text: &'ctx str,
) -> Option<impl Fn(&str, &str, &str) -> Builder + 'ctx> {
let receiver_range = ctx.sema.original_range_opt(receiver.syntax())?.range;
if ctx.source_range().end() < receiver_range.start() {
@ -336,16 +332,13 @@ fn build_postfix_snippet_builder<'ctx>(
fn build<'ctx>(
ctx: &'ctx CompletionContext<'_>,
cap: SnippetCap,
receiver_text: &'ctx str,
delete_range: TextRange,
) -> impl Fn(&str, &str, &str) -> Builder + 'ctx {
move |label, detail, snippet| {
let edit = TextEdit::replace(delete_range, snippet.to_owned());
let mut item = CompletionItem::new(CompletionItemKind::Snippet, delete_range, label);
let mut item =
CompletionItem::new(CompletionItemKind::Snippet, ctx.source_range(), label);
item.detail(detail).snippet_edit(cap, edit);
// Editors may filter completion item with the text within delete_range, so we need to
// include the receiver text in the lookup for editors to find the completion item.
item.lookup_by(format_smolstr!("{}.{}", receiver_text, label));
let postfix_match = if ctx.original_token.text() == label {
cov_mark::hit!(postfix_exact_match_is_high_priority);
Some(CompletionRelevancePostfixMatch::Exact)
@ -358,7 +351,7 @@ fn build_postfix_snippet_builder<'ctx>(
item
}
}
Some(build(ctx, cap, receiver_text, delete_range))
Some(build(ctx, cap, delete_range))
}
fn add_custom_postfix_completions(
@ -519,7 +512,7 @@ fn main() {
#[test]
fn option_iflet() {
check_edit(
"bar.ifl",
"ifl",
r#"
//- minicore: option
fn main() {
@ -541,7 +534,7 @@ fn main() {
#[test]
fn option_letelse() {
check_edit(
"bar.lete",
"lete",
r#"
//- minicore: option
fn main() {
@ -564,7 +557,7 @@ $0
#[test]
fn result_match() {
check_edit(
"bar.match",
"match",
r#"
//- minicore: result
fn main() {
@ -586,13 +579,13 @@ fn main() {
#[test]
fn postfix_completion_works_for_ambiguous_float_literal() {
check_edit("42.refm", r#"fn main() { 42.$0 }"#, r#"fn main() { &mut 42 }"#)
check_edit("refm", r#"fn main() { 42.$0 }"#, r#"fn main() { &mut 42 }"#)
}
#[test]
fn works_in_simple_macro() {
check_edit(
"bar.dbg",
"dbg",
r#"
macro_rules! m { ($e:expr) => { $e } }
fn main() {
@ -612,10 +605,10 @@ fn main() {
#[test]
fn postfix_completion_for_references() {
check_edit("&&42.dbg", r#"fn main() { &&42.$0 }"#, r#"fn main() { dbg!(&&42) }"#);
check_edit("42.refm", r#"fn main() { &&42.$0 }"#, r#"fn main() { &&&mut 42 }"#);
check_edit("dbg", r#"fn main() { &&42.$0 }"#, r#"fn main() { dbg!(&&42) }"#);
check_edit("refm", r#"fn main() { &&42.$0 }"#, r#"fn main() { &&&mut 42 }"#);
check_edit(
"bar.ifl",
"ifl",
r#"
//- minicore: option
fn main() {
@ -636,39 +629,35 @@ fn main() {
#[test]
fn postfix_completion_for_unsafe() {
check_edit("foo.unsafe", r#"fn main() { foo.$0 }"#, r#"fn main() { unsafe { foo } }"#);
check_edit("unsafe", r#"fn main() { foo.$0 }"#, r#"fn main() { unsafe { foo } }"#);
check_edit("unsafe", r#"fn main() { { foo }.$0 }"#, r#"fn main() { unsafe { foo } }"#);
check_edit(
"{ foo }.unsafe",
r#"fn main() { { foo }.$0 }"#,
r#"fn main() { unsafe { foo } }"#,
);
check_edit(
"if x { foo }.unsafe",
"unsafe",
r#"fn main() { if x { foo }.$0 }"#,
r#"fn main() { unsafe { if x { foo } } }"#,
);
check_edit(
"loop { foo }.unsafe",
"unsafe",
r#"fn main() { loop { foo }.$0 }"#,
r#"fn main() { unsafe { loop { foo } } }"#,
);
check_edit(
"if true {}.unsafe",
"unsafe",
r#"fn main() { if true {}.$0 }"#,
r#"fn main() { unsafe { if true {} } }"#,
);
check_edit(
"while true {}.unsafe",
"unsafe",
r#"fn main() { while true {}.$0 }"#,
r#"fn main() { unsafe { while true {} } }"#,
);
check_edit(
"for i in 0..10 {}.unsafe",
"unsafe",
r#"fn main() { for i in 0..10 {}.$0 }"#,
r#"fn main() { unsafe { for i in 0..10 {} } }"#,
);
check_edit(
"if true {1} else {2}.unsafe",
"unsafe",
r#"fn main() { let x = if true {1} else {2}.$0 }"#,
r#"fn main() { let x = unsafe { if true {1} else {2} } }"#,
);
@ -698,7 +687,7 @@ fn main() {
check_edit_with_config(
config.clone(),
"42.break",
"break",
r#"
//- minicore: try
fn main() { 42.$0 }
@ -717,7 +706,7 @@ fn main() { ControlFlow::Break(42) }
// what users would see. Unescaping happens thereafter.
check_edit_with_config(
config.clone(),
r#"'\\\\'.break"#,
"break",
r#"
//- minicore: try
fn main() { '\\'.$0 }
@ -731,10 +720,7 @@ fn main() { ControlFlow::Break('\\\\') }
check_edit_with_config(
config,
r#"match true {
true => "\${1:placeholder}",
false => "\\\$",
}.break"#,
"break",
r#"
//- minicore: try
fn main() {
@ -760,47 +746,39 @@ fn main() {
#[test]
fn postfix_completion_for_format_like_strings() {
check_edit(
r#""{some_var:?}".format"#,
"format",
r#"fn main() { "{some_var:?}".$0 }"#,
r#"fn main() { format!("{some_var:?}") }"#,
);
check_edit(
r#""Panic with {a}".panic"#,
"panic",
r#"fn main() { "Panic with {a}".$0 }"#,
r#"fn main() { panic!("Panic with {a}") }"#,
);
check_edit(
r#""{ 2+2 } { SomeStruct { val: 1, other: 32 } :?}".println"#,
"println",
r#"fn main() { "{ 2+2 } { SomeStruct { val: 1, other: 32 } :?}".$0 }"#,
r#"fn main() { println!("{} {:?}", 2+2, SomeStruct { val: 1, other: 32 }) }"#,
);
check_edit(
r#""{2+2}".loge"#,
"loge",
r#"fn main() { "{2+2}".$0 }"#,
r#"fn main() { log::error!("{}", 2+2) }"#,
);
check_edit(
r#""{2+2}".logt"#,
"logt",
r#"fn main() { "{2+2}".$0 }"#,
r#"fn main() { log::trace!("{}", 2+2) }"#,
);
check_edit(
r#""{2+2}".logd"#,
"logd",
r#"fn main() { "{2+2}".$0 }"#,
r#"fn main() { log::debug!("{}", 2+2) }"#,
);
check_edit("logi", r#"fn main() { "{2+2}".$0 }"#, r#"fn main() { log::info!("{}", 2+2) }"#);
check_edit("logw", r#"fn main() { "{2+2}".$0 }"#, r#"fn main() { log::warn!("{}", 2+2) }"#);
check_edit(
r#""{2+2}".logi"#,
r#"fn main() { "{2+2}".$0 }"#,
r#"fn main() { log::info!("{}", 2+2) }"#,
);
check_edit(
r#""{2+2}".logw"#,
r#"fn main() { "{2+2}".$0 }"#,
r#"fn main() { log::warn!("{}", 2+2) }"#,
);
check_edit(
r#""{2+2}".loge"#,
"loge",
r#"fn main() { "{2+2}".$0 }"#,
r#"fn main() { log::error!("{}", 2+2) }"#,
);
@ -822,21 +800,21 @@ fn main() {
check_edit_with_config(
CompletionConfig { snippets: vec![snippet.clone()], ..TEST_CONFIG },
"&&42.ok",
"ok",
r#"fn main() { &&42.o$0 }"#,
r#"fn main() { Ok(&&42) }"#,
);
check_edit_with_config(
CompletionConfig { snippets: vec![snippet.clone()], ..TEST_CONFIG },
"&&42.ok",
"ok",
r#"fn main() { &&42.$0 }"#,
r#"fn main() { Ok(&&42) }"#,
);
check_edit_with_config(
CompletionConfig { snippets: vec![snippet], ..TEST_CONFIG },
"&a.a.ok",
"ok",
r#"
struct A {
a: i32,

9
crates/ide-completion/src/completions/postfix/format_like.rs
View File

@ -48,11 +48,10 @@ pub(crate) fn add_format_like_completions(
cap: SnippetCap,
receiver_text: &ast::String,
) {
let postfix_snippet =
match build_postfix_snippet_builder(ctx, cap, dot_receiver, receiver_text.text()) {
Some(it) => it,
None => return,
};
let postfix_snippet = match build_postfix_snippet_builder(ctx, cap, dot_receiver) {
Some(it) => it,
None => return,
};
if let Ok((mut out, mut exprs)) = parse_format_exprs(receiver_text.text()) {
// Escape any snippet bits in the out text and any of the exprs.