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⬆️ rust-analyzer #100908

Merged
merged 68 commits into from
Aug 29, 2022
Merged

⬆️ rust-analyzer #100908

merged 68 commits into from
Aug 29, 2022

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lnicola
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@lnicola lnicola commented Aug 23, 2022

r? @ghost

jridgewell and others added 30 commits August 8, 2022 21:05
…chievink

internal: Add an HIR pretty-printer

This improves the "View HIR" command by pretty-printing the HIR to make it much more readable.

Example function:

```rust
    fn newline(&mut self) {
        match self.buf.chars().rev().skip_while(|ch| *ch == ' ').next() {
            Some('\n') | None => {}
            _ => writeln!(self).unwrap(),
        }
    }
```

Previous output:

```
HIR expressions in the body of `newline`:
Idx::<Expr>(0): Path(Path { type_anchor: None, mod_path: ModPath { kind: Super(0), segments: [] }, generic_args: [] })
Idx::<Expr>(1): Field { expr: Idx::<Expr>(0), name: Name(Text("buf")) }
Idx::<Expr>(2): MethodCall { receiver: Idx::<Expr>(1), method_name: Name(Text("chars")), args: [], generic_args: None }
Idx::<Expr>(3): MethodCall { receiver: Idx::<Expr>(2), method_name: Name(Text("rev")), args: [], generic_args: None }
Idx::<Expr>(4): Path(Path { type_anchor: None, mod_path: ModPath { kind: Plain, segments: [Name(Text("ch"))] }, generic_args: [None] })
Idx::<Expr>(5): UnaryOp { expr: Idx::<Expr>(4), op: Deref }
Idx::<Expr>(6): Literal(Char(' '))
Idx::<Expr>(7): BinaryOp { lhs: Idx::<Expr>(5), rhs: Idx::<Expr>(6), op: Some(CmpOp(Eq { negated: false })) }
Idx::<Expr>(8): Closure { args: [Idx::<Pat>(1)], arg_types: [None], ret_type: None, body: Idx::<Expr>(7) }
Idx::<Expr>(9): MethodCall { receiver: Idx::<Expr>(3), method_name: Name(Text("skip_while")), args: [Idx::<Expr>(8)], generic_args: None }
Idx::<Expr>(10): MethodCall { receiver: Idx::<Expr>(9), method_name: Name(Text("next")), args: [], generic_args: None }
Idx::<Expr>(11): Literal(Char('\n'))
Idx::<Expr>(12): Block { id: BlockId(37), statements: [], tail: None, label: None }
Idx::<Expr>(13): Path(Path { type_anchor: None, mod_path: ModPath { kind: Super(0), segments: [] }, generic_args: [] })
Idx::<Expr>(14): Path(Path { type_anchor: None, mod_path: ModPath { kind: Plain, segments: [Name(Text("std")), Name(Text("fmt")), Name(Text("Arguments")), Name(Text("new_v1"))] }, generic_args: [None, None, None, None] })
Idx::<Expr>(15): Array(ElementList { elements: [], is_assignee_expr: false })
Idx::<Expr>(16): Ref { expr: Idx::<Expr>(15), rawness: Ref, mutability: Shared }
Idx::<Expr>(17): Array(ElementList { elements: [], is_assignee_expr: false })
Idx::<Expr>(18): Ref { expr: Idx::<Expr>(17), rawness: Ref, mutability: Shared }
Idx::<Expr>(19): Call { callee: Idx::<Expr>(14), args: [Idx::<Expr>(16), Idx::<Expr>(18)], is_assignee_expr: false }
Idx::<Expr>(20): MethodCall { receiver: Idx::<Expr>(13), method_name: Name(Text("write_fmt")), args: [Idx::<Expr>(19)], generic_args: None }
Idx::<Expr>(21): MacroStmts { statements: [], tail: Some(Idx::<Expr>(20)) }
Idx::<Expr>(22): MethodCall { receiver: Idx::<Expr>(21), method_name: Name(Text("unwrap")), args: [], generic_args: None }
Idx::<Expr>(23): Match { expr: Idx::<Expr>(10), arms: [MatchArm { pat: Idx::<Pat>(5), guard: None, expr: Idx::<Expr>(12) }, MatchArm { pat: Idx::<Pat>(6), guard: None, expr: Idx::<Expr>(22) }] }
Idx::<Expr>(24): Block { id: BlockId(36), statements: [], tail: Some(Idx::<Expr>(23)), label: None }
```

Output after this PR:

```rust
fn newline(…) {
    match self.buf.chars().rev().skip_while(
        |ch| (*ch) == (' '),
    ).next() {
        Some('\n') | None => {},
        _ => { // macro statements
            self.write_fmt(
                std::fmt::Arguments::new_v1(
                    &[],
                    &[],
                ),
            )
        }.unwrap(),
    }
}
```

It also works for consts and statics now.

This should make debugging HIR-lowering related issues like rust-lang/rust-analyzer#12940 much easier.
internal: Make `resolve_name_in_module` a bit more lazy
…iling-empty-macro, r=jonas-schievink

fix: Fix incorrect type mismatch with `cfg_if!` and other macros in expression position

Fixes rust-lang/rust-analyzer#12940

This is a bit of a hack, ideally `MacroStmts` would not exist at all after HIR lowering, but that requires changing how the lowering code works.
…, r=jonas-schievink

feat: Add a setting for keyword hover popups

This adds `rust-analyzer.hover.documentation.keywords.enable`, which defaults to `true` and can be turned off to disable the keyword documentation hover popups, which can be somewhat distracting when triggered by accident, and offer relatively little value if you're already familiar with the language.

Fixes rust-lang/rust-analyzer#12950
Revert rust-lang#12947, trigger workspace switches on all structure changes again

Closes rust-lang/rust-analyzer#13029
This change improves the `generate_function` assist to support generating static methods/associated functions using the `Self::assoc()` syntax. Previously, one could generate a static method, but only when specifying the type name directly (like `Foo::assoc()`). After this change, `Self` is supported as well as the type name.

Fixes rust-lang#13012
minor: Change tracing event level in apply_change

This is a rather spammy one, it shouldn't be `info`
fix: escape keywords used as names in earlier editions

Fixes rust-lang#13030

There are keywords in Rust 2018+ that you can use as names without escaping when your crate is in Rust 2015 e.g. "try". We need to be consistent on how to keep track of the names regardless of how they are actually written in each crate. This patch attempts at it by taking such names into account and storing them uniformly in their escaped form.
This PR will fix some typos detected by [typos].

There are also some other typos in the function names, variable names, and file
names, which I leave as they are. I'm more certain that typos in comments
should be fixed.

[typos]: https://github.com/crate-ci/typos
fix: a bunch of typos

This PR will fix some typos detected by [typos].

There are also some other typos in the function names, variable names, and file
names, which I leave as they are. I'm more certain that typos in comments
should be fixed.

[typos]: https://github.com/crate-ci/typos
The "Run" feature of rust-analyzer is super useful, especially for running
individual tests or test-modules during development.

One common pattern in rust development is to develop tests in the same file as
production code, inside a module (usually called `test` or `tests`) marked with
`#[cfg(test)]`.  Unforunately, this pattern is not well supported by r-a today,
as a test module won't show up as a runnable unless the cursor is inside it.

In my experience, it is quite common to want to run the tests associated with
some production code immediately after editing it, not only after editing the
tests themselves. As such it would be better if test modules were available
from the "Run" menu even when the cursor is outside the test module.

This change updates the filtration logic for runnables in
`handlers::handle_runnables` to special case `RunnableKind::TestMod`, making
test modules available regardless of the cursor location. Other `RunnableKind`s
are unnaffected.

Fixes rust-lang#9589
ice1000 and others added 20 commits August 19, 2022 01:06
Implement lsp extension for cancelling running flychecks

Fixes rust-lang/rust-analyzer#4828
We unconditionally pass an edition parameter to rustfmt, for some crates
this might fail rustfmt so instead of swallowing the error, at least Log
it on a level that is logged by default so users won't be completely
confused about it.
See for context rust-lang/rust-analyzer#10209

Closes rust-lang/rust-analyzer#10209
Log rustfmt parsing errors as warnings

We unconditionally pass an edition parameter to rustfmt, for some crates
this might fail rustfmt so instead of swallowing the error, at least Log
it on a level that is logged by default so users won't be completely
confused about it.
See for context rust-lang/rust-analyzer#10209

Closes rust-lang/rust-analyzer#10209
feat: Improved inline_call to replace `Self`

Fixes rust-lang#13060
…soc-2, r=Veykril

feat: Generate static method using Self::assoc() syntax

This change improves the `generate_function` assist to support generating static methods/associated functions using the `Self::assoc()` syntax. Previously, one could generate a static method, but only when specifying the type name directly (like `Foo::assoc()`). After this change, `Self` is supported as well as the type name.

Fixes rust-lang#13012
…kril

document interaction of checkOnSave.overrideCommand and multiple linked projects

Cc rust-lang/rust-analyzer#10793

r? `@Veykril`
internal: Build release binaries on `ubuntu-20.04`

Ubuntu 18.04 is still available until December 1st, but will start failing from time to time, which is not something we want when building nightlies.
…predicate, r=lowr

Consider bounds on inherent impl in method resolution

There are three type-related things we should consider in method resolution: `Self` type, receiver type, and impl bounds. While we check the first two and impl bounds on trait impls, we've been ignoring the impl bounds on inherent impls. With this patch rust-analyzer now takes them into account and is able to select the appropriate inherent method.

Resolves rust-lang#5441
Resolves rust-lang#12308
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lnicola commented Aug 23, 2022

@bors r+ rollup=iffy

libc upgrades usually break on FreeBSD.

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bors commented Aug 23, 2022

📌 Commit b01b944 has been approved by lnicola

It is now in the queue for this repository.

@bors bors added the S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. label Aug 23, 2022
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bors commented Aug 29, 2022

⌛ Testing commit b01b944 with merge 7c142a6...

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bors commented Aug 29, 2022

☀️ Test successful - checks-actions
Approved by: lnicola
Pushing 7c142a6 to master...

@bors bors added the merged-by-bors This PR was explicitly merged by bors. label Aug 29, 2022
@bors bors merged commit 7c142a6 into rust-lang:master Aug 29, 2022
@rustbot rustbot added this to the 1.65.0 milestone Aug 29, 2022
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Finished benchmarking commit (7c142a6): comparison URL.

Overall result: no relevant changes - no action needed

@rustbot label: -perf-regression

Instruction count

This benchmark run did not return any relevant results for this metric.

Max RSS (memory usage)

Results

This is a less reliable metric that may be of interest but was not used to determine the overall result at the top of this comment.

mean1 range count2
Regressions ❌
(primary)
- - 0
Regressions ❌
(secondary)
2.2% [2.2%, 2.2%] 1
Improvements ✅
(primary)
- - 0
Improvements ✅
(secondary)
-2.7% [-2.7%, -2.7%] 1
All ❌✅ (primary) - - 0

Cycles

Results

This is a less reliable metric that may be of interest but was not used to determine the overall result at the top of this comment.

mean1 range count2
Regressions ❌
(primary)
3.0% [3.0%, 3.0%] 1
Regressions ❌
(secondary)
2.5% [2.5%, 2.5%] 1
Improvements ✅
(primary)
- - 0
Improvements ✅
(secondary)
- - 0
All ❌✅ (primary) 3.0% [3.0%, 3.0%] 1

Footnotes

  1. the arithmetic mean of the percent change 2

  2. number of relevant changes 2

@lnicola lnicola deleted the rust-analyzer-2022-08-23 branch August 29, 2022 06:42
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