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-rw-r--r--crates/ide_completion/src/completions/dot.rs24
-rw-r--r--crates/ide_completion/src/completions/flyimport.rs8
-rw-r--r--crates/ide_completion/src/completions/qualified_path.rs56
-rw-r--r--crates/ide_completion/src/completions/unqualified_path.rs50
-rw-r--r--crates/ide_completion/src/lib.rs6
-rw-r--r--crates/ide_completion/src/render.rs54
-rw-r--r--crates/ide_completion/src/render/function.rs31
7 files changed, 147 insertions, 82 deletions
diff --git a/crates/ide_completion/src/completions/dot.rs b/crates/ide_completion/src/completions/dot.rs
index 5ee9a9f07..cec2d0c3a 100644
--- a/crates/ide_completion/src/completions/dot.rs
+++ b/crates/ide_completion/src/completions/dot.rs
@@ -81,7 +81,7 @@ fn foo(s: S) { s.$0 }
81"#, 81"#,
82 expect![[r#" 82 expect![[r#"
83 fd foo u32 83 fd foo u32
84 me bar() -> () 84 me bar() fn(&self)
85 "#]], 85 "#]],
86 ); 86 );
87 } 87 }
@@ -97,7 +97,7 @@ impl S {
97"#, 97"#,
98 expect![[r#" 98 expect![[r#"
99 fd the_field (u32,) 99 fd the_field (u32,)
100 me foo() -> () 100 me foo() fn(self)
101 "#]], 101 "#]],
102 ) 102 )
103 } 103 }
@@ -113,7 +113,7 @@ impl A {
113"#, 113"#,
114 expect![[r#" 114 expect![[r#"
115 fd the_field (u32, i32) 115 fd the_field (u32, i32)
116 me foo() -> () 116 me foo() fn(&self)
117 "#]], 117 "#]],
118 ) 118 )
119 } 119 }
@@ -163,7 +163,7 @@ mod m {
163fn foo(a: A) { a.$0 } 163fn foo(a: A) { a.$0 }
164"#, 164"#,
165 expect![[r#" 165 expect![[r#"
166 me the_method() -> () 166 me the_method() fn(&self)
167 "#]], 167 "#]],
168 ); 168 );
169 } 169 }
@@ -196,7 +196,7 @@ impl A<i32> {
196fn foo(a: A<u32>) { a.$0 } 196fn foo(a: A<u32>) { a.$0 }
197"#, 197"#,
198 expect![[r#" 198 expect![[r#"
199 me the_method() -> () 199 me the_method() fn(&self)
200 "#]], 200 "#]],
201 ) 201 )
202 } 202 }
@@ -211,7 +211,7 @@ impl Trait for A {}
211fn foo(a: A) { a.$0 } 211fn foo(a: A) { a.$0 }
212"#, 212"#,
213 expect![[r#" 213 expect![[r#"
214 me the_method() -> () 214 me the_method() fn(&self)
215 "#]], 215 "#]],
216 ); 216 );
217 } 217 }
@@ -226,7 +226,7 @@ impl<T> Trait for T {}
226fn foo(a: &A) { a.$0 } 226fn foo(a: &A) { a.$0 }
227", 227",
228 expect![[r#" 228 expect![[r#"
229 me the_method() -> () 229 me the_method() fn(&self)
230 "#]], 230 "#]],
231 ); 231 );
232 } 232 }
@@ -244,7 +244,7 @@ impl Trait for A {}
244fn foo(a: A) { a.$0 } 244fn foo(a: A) { a.$0 }
245", 245",
246 expect![[r#" 246 expect![[r#"
247 me the_method() -> () 247 me the_method() fn(&self)
248 "#]], 248 "#]],
249 ); 249 );
250 } 250 }
@@ -298,7 +298,7 @@ impl T {
298} 298}
299"#, 299"#,
300 expect![[r#" 300 expect![[r#"
301 me blah() -> () 301 me blah() fn(&self)
302 "#]], 302 "#]],
303 ); 303 );
304 } 304 }
@@ -407,7 +407,7 @@ fn foo() {
407} 407}
408"#, 408"#,
409 expect![[r#" 409 expect![[r#"
410 me the_method() -> () 410 me the_method() fn(&self)
411 "#]], 411 "#]],
412 ); 412 );
413 } 413 }
@@ -422,7 +422,7 @@ macro_rules! make_s { () => { S }; }
422fn main() { make_s!().f$0; } 422fn main() { make_s!().f$0; }
423"#, 423"#,
424 expect![[r#" 424 expect![[r#"
425 me foo() -> () 425 me foo() fn(&self)
426 "#]], 426 "#]],
427 ) 427 )
428 } 428 }
@@ -450,7 +450,7 @@ mod foo {
450} 450}
451 "#, 451 "#,
452 expect![[r#" 452 expect![[r#"
453 me private() -> () 453 me private() fn(&self)
454 "#]], 454 "#]],
455 ); 455 );
456 } 456 }
diff --git a/crates/ide_completion/src/completions/flyimport.rs b/crates/ide_completion/src/completions/flyimport.rs
index 391a11c91..08df2df3f 100644
--- a/crates/ide_completion/src/completions/flyimport.rs
+++ b/crates/ide_completion/src/completions/flyimport.rs
@@ -402,7 +402,7 @@ fn main() {
402 check( 402 check(
403 fixture, 403 fixture,
404 expect![[r#" 404 expect![[r#"
405 fn weird_function() (dep::test_mod::TestTrait) -> () 405 fn weird_function() (dep::test_mod::TestTrait) fn()
406 "#]], 406 "#]],
407 ); 407 );
408 408
@@ -495,7 +495,7 @@ fn main() {
495 check( 495 check(
496 fixture, 496 fixture,
497 expect![[r#" 497 expect![[r#"
498 me random_method() (dep::test_mod::TestTrait) -> () 498 me random_method() (dep::test_mod::TestTrait) fn(&self)
499 "#]], 499 "#]],
500 ); 500 );
501 501
@@ -665,7 +665,7 @@ fn main() {
665} 665}
666 "#, 666 "#,
667 expect![[r#" 667 expect![[r#"
668 me random_method() (dep::test_mod::TestTrait) -> () DEPRECATED 668 me random_method() (dep::test_mod::TestTrait) fn(&self) DEPRECATED
669 "#]], 669 "#]],
670 ); 670 );
671 671
@@ -696,7 +696,7 @@ fn main() {
696"#, 696"#,
697 expect![[r#" 697 expect![[r#"
698 ct SPECIAL_CONST (dep::test_mod::TestTrait) DEPRECATED 698 ct SPECIAL_CONST (dep::test_mod::TestTrait) DEPRECATED
699 fn weird_function() (dep::test_mod::TestTrait) -> () DEPRECATED 699 fn weird_function() (dep::test_mod::TestTrait) fn() DEPRECATED
700 "#]], 700 "#]],
701 ); 701 );
702 } 702 }
diff --git a/crates/ide_completion/src/completions/qualified_path.rs b/crates/ide_completion/src/completions/qualified_path.rs
index df74b739e..105ff6013 100644
--- a/crates/ide_completion/src/completions/qualified_path.rs
+++ b/crates/ide_completion/src/completions/qualified_path.rs
@@ -359,8 +359,8 @@ impl S {
359fn foo() { let _ = S::$0 } 359fn foo() { let _ = S::$0 }
360"#, 360"#,
361 expect![[r#" 361 expect![[r#"
362 fn a() -> () 362 fn a() fn()
363 me b(…) -> () 363 me b(…) fn(&self)
364 ct C const C: i32 = 42; 364 ct C const C: i32 = 42;
365 ta T type T = i32; 365 ta T type T = i32;
366 "#]], 366 "#]],
@@ -387,7 +387,7 @@ mod m {
387fn foo() { let _ = S::$0 } 387fn foo() { let _ = S::$0 }
388"#, 388"#,
389 expect![[r#" 389 expect![[r#"
390 fn public_method() -> () 390 fn public_method() fn()
391 ct PUBLIC_CONST pub(crate) const PUBLIC_CONST: u32 = 1; 391 ct PUBLIC_CONST pub(crate) const PUBLIC_CONST: u32 = 1;
392 ta PublicType pub(crate) type PublicType = u32; 392 ta PublicType pub(crate) type PublicType = u32;
393 "#]], 393 "#]],
@@ -404,7 +404,7 @@ impl E { fn m() { } }
404fn foo() { let _ = E::$0 } 404fn foo() { let _ = E::$0 }
405 "#, 405 "#,
406 expect![[r#" 406 expect![[r#"
407 fn m() -> () 407 fn m() fn()
408 "#]], 408 "#]],
409 ); 409 );
410 } 410 }
@@ -419,7 +419,7 @@ impl U { fn m() { } }
419fn foo() { let _ = U::$0 } 419fn foo() { let _ = U::$0 }
420"#, 420"#,
421 expect![[r#" 421 expect![[r#"
422 fn m() -> () 422 fn m() fn()
423 "#]], 423 "#]],
424 ); 424 );
425 } 425 }
@@ -449,7 +449,7 @@ trait Trait { fn m(); }
449fn foo() { let _ = Trait::$0 } 449fn foo() { let _ = Trait::$0 }
450"#, 450"#,
451 expect![[r#" 451 expect![[r#"
452 fn m() -> () 452 fn m() fn()
453 "#]], 453 "#]],
454 ); 454 );
455 } 455 }
@@ -466,7 +466,7 @@ impl Trait for S {}
466fn foo() { let _ = S::$0 } 466fn foo() { let _ = S::$0 }
467"#, 467"#,
468 expect![[r#" 468 expect![[r#"
469 fn m() -> () 469 fn m() fn()
470 "#]], 470 "#]],
471 ); 471 );
472 } 472 }
@@ -483,7 +483,7 @@ impl Trait for S {}
483fn foo() { let _ = <S as Trait>::$0 } 483fn foo() { let _ = <S as Trait>::$0 }
484"#, 484"#,
485 expect![[r#" 485 expect![[r#"
486 fn m() -> () 486 fn m() fn()
487 "#]], 487 "#]],
488 ); 488 );
489 } 489 }
@@ -512,11 +512,11 @@ fn foo<T: Sub>() { T::$0 }
512 ta SubTy type SubTy; 512 ta SubTy type SubTy;
513 ta Ty type Ty; 513 ta Ty type Ty;
514 ct C2 const C2: (); 514 ct C2 const C2: ();
515 fn subfunc() -> () 515 fn subfunc() fn()
516 me submethod(…) -> () 516 me submethod(…) fn(&self)
517 ct CONST const CONST: u8; 517 ct CONST const CONST: u8;
518 fn func() -> () 518 fn func() fn()
519 me method(…) -> () 519 me method(…) fn(&self)
520 "#]], 520 "#]],
521 ); 521 );
522 } 522 }
@@ -552,11 +552,11 @@ impl<T> Sub for Wrap<T> {
552 ta SubTy type SubTy; 552 ta SubTy type SubTy;
553 ta Ty type Ty; 553 ta Ty type Ty;
554 ct CONST const CONST: u8 = 0; 554 ct CONST const CONST: u8 = 0;
555 fn func() -> () 555 fn func() fn()
556 me method(…) -> () 556 me method(…) fn(&self)
557 ct C2 const C2: () = (); 557 ct C2 const C2: () = ();
558 fn subfunc() -> () 558 fn subfunc() fn()
559 me submethod(…) -> () 559 me submethod(…) fn(&self)
560 "#]], 560 "#]],
561 ); 561 );
562 } 562 }
@@ -573,8 +573,8 @@ impl T { fn bar() {} }
573fn main() { T::$0; } 573fn main() { T::$0; }
574"#, 574"#,
575 expect![[r#" 575 expect![[r#"
576 fn foo() -> () 576 fn foo() fn()
577 fn bar() -> () 577 fn bar() fn()
578 "#]], 578 "#]],
579 ); 579 );
580 } 580 }
@@ -589,7 +589,7 @@ macro_rules! foo { () => {} }
589fn main() { let _ = crate::$0 } 589fn main() { let _ = crate::$0 }
590 "#, 590 "#,
591 expect![[r##" 591 expect![[r##"
592 fn main() -> () 592 fn main() fn()
593 ma foo!(…) #[macro_export] macro_rules! foo 593 ma foo!(…) #[macro_export] macro_rules! foo
594 "##]], 594 "##]],
595 ); 595 );
@@ -633,7 +633,7 @@ mod p {
633"#, 633"#,
634 expect![[r#" 634 expect![[r#"
635 ct RIGHT_CONST 635 ct RIGHT_CONST
636 fn right_fn() -> () 636 fn right_fn() fn()
637 st RightType 637 st RightType
638 "#]], 638 "#]],
639 ); 639 );
@@ -680,8 +680,8 @@ fn main() { m!(self::f$0); }
680fn foo() {} 680fn foo() {}
681"#, 681"#,
682 expect![[r#" 682 expect![[r#"
683 fn main() -> () 683 fn main() fn()
684 fn foo() -> () 684 fn foo() fn()
685 "#]], 685 "#]],
686 ); 686 );
687 } 687 }
@@ -699,7 +699,7 @@ mod m {
699"#, 699"#,
700 expect![[r#" 700 expect![[r#"
701 md z 701 md z
702 fn z() -> () 702 fn z() fn()
703 "#]], 703 "#]],
704 ); 704 );
705 } 705 }
@@ -719,7 +719,7 @@ fn foo() {
719} 719}
720"#, 720"#,
721 expect![[r#" 721 expect![[r#"
722 fn new() -> HashMap<K, V, RandomState> 722 fn new() fn() -> HashMap<K, V, RandomState>
723 "#]], 723 "#]],
724 ); 724 );
725 } 725 }
@@ -752,8 +752,8 @@ fn main() {
752} 752}
753"#, 753"#,
754 expect![[r#" 754 expect![[r#"
755 fn main() -> () 755 fn main() fn()
756 fn foo(…) -> () 756 fn foo(…) fn(i32, i32)
757 "#]], 757 "#]],
758 ); 758 );
759 } 759 }
@@ -776,7 +776,7 @@ impl Foo {
776 expect![[r#" 776 expect![[r#"
777 ev Bar () 777 ev Bar ()
778 ev Baz () 778 ev Baz ()
779 me foo(…) -> () 779 me foo(…) fn(self)
780 "#]], 780 "#]],
781 ); 781 );
782 } 782 }
@@ -800,7 +800,7 @@ impl u8 {
800"#, 800"#,
801 expect![[r#" 801 expect![[r#"
802 ct MAX pub const MAX: Self = 255; 802 ct MAX pub const MAX: Self = 255;
803 me func(…) -> () 803 me func(…) fn(self)
804 "#]], 804 "#]],
805 ); 805 );
806 } 806 }
diff --git a/crates/ide_completion/src/completions/unqualified_path.rs b/crates/ide_completion/src/completions/unqualified_path.rs
index 044dfd160..e4bf4a043 100644
--- a/crates/ide_completion/src/completions/unqualified_path.rs
+++ b/crates/ide_completion/src/completions/unqualified_path.rs
@@ -139,7 +139,7 @@ fn quux(x: i32) {
139 expect![[r#" 139 expect![[r#"
140 lc y i32 140 lc y i32
141 lc x i32 141 lc x i32
142 fn quux(…) -> () 142 fn quux(…) fn(i32)
143 "#]], 143 "#]],
144 ); 144 );
145 } 145 }
@@ -161,7 +161,7 @@ fn quux() {
161 expect![[r#" 161 expect![[r#"
162 lc b i32 162 lc b i32
163 lc a 163 lc a
164 fn quux() -> () 164 fn quux() fn()
165 "#]], 165 "#]],
166 ); 166 );
167 } 167 }
@@ -176,7 +176,7 @@ fn quux() {
176"#, 176"#,
177 expect![[r#" 177 expect![[r#"
178 lc x 178 lc x
179 fn quux() -> () 179 fn quux() fn()
180 "#]], 180 "#]],
181 ); 181 );
182 } 182 }
@@ -207,14 +207,14 @@ fn main() {
207 r#"fn quux<T>() { $0 }"#, 207 r#"fn quux<T>() { $0 }"#,
208 expect![[r#" 208 expect![[r#"
209 tp T 209 tp T
210 fn quux() -> () 210 fn quux() fn()
211 "#]], 211 "#]],
212 ); 212 );
213 check( 213 check(
214 r#"fn quux<const C: usize>() { $0 }"#, 214 r#"fn quux<const C: usize>() { $0 }"#,
215 expect![[r#" 215 expect![[r#"
216 cp C 216 cp C
217 fn quux() -> () 217 fn quux() fn()
218 "#]], 218 "#]],
219 ); 219 );
220 } 220 }
@@ -225,7 +225,7 @@ fn main() {
225 check( 225 check(
226 r#"fn quux<'a>() { $0 }"#, 226 r#"fn quux<'a>() { $0 }"#,
227 expect![[r#" 227 expect![[r#"
228 fn quux() -> () 228 fn quux() fn()
229 "#]], 229 "#]],
230 ); 230 );
231 } 231 }
@@ -263,7 +263,7 @@ fn quux() { $0 }
263"#, 263"#,
264 expect![[r#" 264 expect![[r#"
265 st S 265 st S
266 fn quux() -> () 266 fn quux() fn()
267 en E 267 en E
268 "#]], 268 "#]],
269 ); 269 );
@@ -316,7 +316,7 @@ mod m {
316} 316}
317"#, 317"#,
318 expect![[r#" 318 expect![[r#"
319 fn quux() -> () 319 fn quux() fn()
320 st Bar 320 st Bar
321 "#]], 321 "#]],
322 ); 322 );
@@ -331,7 +331,7 @@ fn x() -> $0
331"#, 331"#,
332 expect![[r#" 332 expect![[r#"
333 st Foo 333 st Foo
334 fn x() -> () 334 fn x() fn()
335 "#]], 335 "#]],
336 ); 336 );
337 } 337 }
@@ -352,7 +352,7 @@ fn foo() {
352 expect![[r#" 352 expect![[r#"
353 lc bar i32 353 lc bar i32
354 lc bar i32 354 lc bar i32
355 fn foo() -> () 355 fn foo() fn()
356 "#]], 356 "#]],
357 ); 357 );
358 } 358 }
@@ -382,7 +382,7 @@ use prelude::*;
382mod prelude { struct Option; } 382mod prelude { struct Option; }
383"#, 383"#,
384 expect![[r#" 384 expect![[r#"
385 fn foo() -> () 385 fn foo() fn()
386 md std 386 md std
387 st Option 387 st Option
388 "#]], 388 "#]],
@@ -412,7 +412,7 @@ mod macros {
412} 412}
413"#, 413"#,
414 expect![[r##" 414 expect![[r##"
415 fn f() -> () 415 fn f() fn()
416 ma concat!(…) #[macro_export] macro_rules! concat 416 ma concat!(…) #[macro_export] macro_rules! concat
417 md std 417 md std
418 "##]], 418 "##]],
@@ -439,7 +439,7 @@ use prelude::*;
439mod prelude { struct String; } 439mod prelude { struct String; }
440"#, 440"#,
441 expect![[r#" 441 expect![[r#"
442 fn foo() -> () 442 fn foo() fn()
443 md std 443 md std
444 md core 444 md core
445 st String 445 st String
@@ -470,7 +470,7 @@ fn main() { let v = $0 }
470 expect![[r##" 470 expect![[r##"
471 md m1 471 md m1
472 ma baz!(…) #[macro_export] macro_rules! baz 472 ma baz!(…) #[macro_export] macro_rules! baz
473 fn main() -> () 473 fn main() fn()
474 md m2 474 md m2
475 ma bar!(…) macro_rules! bar 475 ma bar!(…) macro_rules! bar
476 ma foo!(…) macro_rules! foo 476 ma foo!(…) macro_rules! foo
@@ -486,7 +486,7 @@ macro_rules! foo { () => {} }
486fn foo() { $0 } 486fn foo() { $0 }
487"#, 487"#,
488 expect![[r#" 488 expect![[r#"
489 fn foo() -> () 489 fn foo() fn()
490 ma foo!(…) macro_rules! foo 490 ma foo!(…) macro_rules! foo
491 "#]], 491 "#]],
492 ); 492 );
@@ -500,7 +500,7 @@ macro_rules! foo { () => {} }
500fn main() { let x: $0 } 500fn main() { let x: $0 }
501"#, 501"#,
502 expect![[r#" 502 expect![[r#"
503 fn main() -> () 503 fn main() fn()
504 ma foo!(…) macro_rules! foo 504 ma foo!(…) macro_rules! foo
505 "#]], 505 "#]],
506 ); 506 );
@@ -514,7 +514,7 @@ macro_rules! foo { () => {} }
514fn main() { $0 } 514fn main() { $0 }
515"#, 515"#,
516 expect![[r#" 516 expect![[r#"
517 fn main() -> () 517 fn main() fn()
518 ma foo!(…) macro_rules! foo 518 ma foo!(…) macro_rules! foo
519 "#]], 519 "#]],
520 ); 520 );
@@ -530,8 +530,8 @@ fn main() {
530} 530}
531"#, 531"#,
532 expect![[r#" 532 expect![[r#"
533 fn frobnicate() -> () 533 fn frobnicate() fn()
534 fn main() -> () 534 fn main() fn()
535 "#]], 535 "#]],
536 ); 536 );
537 } 537 }
@@ -549,7 +549,7 @@ fn quux(x: i32) {
549 expect![[r#" 549 expect![[r#"
550 lc y i32 550 lc y i32
551 lc x i32 551 lc x i32
552 fn quux(…) -> () 552 fn quux(…) fn(i32)
553 ma m!(…) macro_rules! m 553 ma m!(…) macro_rules! m
554 "#]], 554 "#]],
555 ); 555 );
@@ -568,7 +568,7 @@ fn quux(x: i32) {
568 expect![[r#" 568 expect![[r#"
569 lc y i32 569 lc y i32
570 lc x i32 570 lc x i32
571 fn quux(…) -> () 571 fn quux(…) fn(i32)
572 ma m!(…) macro_rules! m 572 ma m!(…) macro_rules! m
573 "#]], 573 "#]],
574 ); 574 );
@@ -587,7 +587,7 @@ fn quux(x: i32) {
587 expect![[r#" 587 expect![[r#"
588 lc y i32 588 lc y i32
589 lc x i32 589 lc x i32
590 fn quux(…) -> () 590 fn quux(…) fn(i32)
591 ma m!(…) macro_rules! m 591 ma m!(…) macro_rules! m
592 "#]], 592 "#]],
593 ); 593 );
@@ -602,7 +602,7 @@ use spam::Quux;
602fn main() { $0 } 602fn main() { $0 }
603"#, 603"#,
604 expect![[r#" 604 expect![[r#"
605 fn main() -> () 605 fn main() fn()
606 ?? Quux 606 ?? Quux
607 "#]], 607 "#]],
608 ); 608 );
@@ -680,7 +680,7 @@ fn main() { let foo: Foo = Q$0 }
680 ev Foo::Baz () 680 ev Foo::Baz ()
681 ev Foo::Quux () 681 ev Foo::Quux ()
682 en Foo 682 en Foo
683 fn main() -> () 683 fn main() fn()
684 "#]], 684 "#]],
685 ) 685 )
686 } 686 }
@@ -695,7 +695,7 @@ fn f() -> m::E { V$0 }
695 expect![[r#" 695 expect![[r#"
696 ev m::E::V () 696 ev m::E::V ()
697 md m 697 md m
698 fn f() -> E 698 fn f() fn() -> E
699 "#]], 699 "#]],
700 ) 700 )
701 } 701 }
diff --git a/crates/ide_completion/src/lib.rs b/crates/ide_completion/src/lib.rs
index 263554ecf..5b7ad38d5 100644
--- a/crates/ide_completion/src/lib.rs
+++ b/crates/ide_completion/src/lib.rs
@@ -230,7 +230,7 @@ fn foo() {
230 bar.fo$0; 230 bar.fo$0;
231} 231}
232"#, 232"#,
233 DetailAndDocumentation { detail: "-> ()", documentation: "Do the foo" }, 233 DetailAndDocumentation { detail: "fn(&self)", documentation: "Do the foo" },
234 ); 234 );
235 } 235 }
236 236
@@ -255,7 +255,7 @@ fn foo() {
255 bar.fo$0; 255 bar.fo$0;
256} 256}
257"#, 257"#,
258 DetailAndDocumentation { detail: "-> ()", documentation: " Do the foo" }, 258 DetailAndDocumentation { detail: "fn(&self)", documentation: " Do the foo" },
259 ); 259 );
260 } 260 }
261 261
@@ -273,7 +273,7 @@ fn bar() {
273 for c in fo$0 273 for c in fo$0
274} 274}
275"#, 275"#,
276 DetailAndDocumentation { detail: "-> &str", documentation: "Do the foo" }, 276 DetailAndDocumentation { detail: "fn() -> &str", documentation: "Do the foo" },
277 ); 277 );
278 } 278 }
279} 279}
diff --git a/crates/ide_completion/src/render.rs b/crates/ide_completion/src/render.rs
index db31896e5..d9bf52582 100644
--- a/crates/ide_completion/src/render.rs
+++ b/crates/ide_completion/src/render.rs
@@ -425,6 +425,44 @@ fn main() { Foo::Fo$0 }
425 } 425 }
426 426
427 #[test] 427 #[test]
428 fn fn_detail_includes_args_and_return_type() {
429 check(
430 r#"
431fn foo<T>(a: u32, b: u32, t: T) -> (u32, T) { (a, t) }
432
433fn main() { fo$0 }
434"#,
435 expect![[r#"
436 [
437 CompletionItem {
438 label: "foo(…)",
439 source_range: 68..70,
440 delete: 68..70,
441 insert: "foo(${1:a}, ${2:b}, ${3:t})$0",
442 kind: SymbolKind(
443 Function,
444 ),
445 lookup: "foo",
446 detail: "fn(u32, u32, T) -> (u32, T)",
447 trigger_call_info: true,
448 },
449 CompletionItem {
450 label: "main()",
451 source_range: 68..70,
452 delete: 68..70,
453 insert: "main()$0",
454 kind: SymbolKind(
455 Function,
456 ),
457 lookup: "main",
458 detail: "fn()",
459 },
460 ]
461 "#]],
462 );
463 }
464
465 #[test]
428 fn enum_detail_just_parentheses_for_unit() { 466 fn enum_detail_just_parentheses_for_unit() {
429 check( 467 check(
430 r#" 468 r#"
@@ -501,7 +539,7 @@ fn main() { let _: m::Spam = S$0 }
501 Function, 539 Function,
502 ), 540 ),
503 lookup: "main", 541 lookup: "main",
504 detail: "-> ()", 542 detail: "fn()",
505 }, 543 },
506 ] 544 ]
507 "#]], 545 "#]],
@@ -530,7 +568,7 @@ fn main() { som$0 }
530 Function, 568 Function,
531 ), 569 ),
532 lookup: "main", 570 lookup: "main",
533 detail: "-> ()", 571 detail: "fn()",
534 }, 572 },
535 CompletionItem { 573 CompletionItem {
536 label: "something_deprecated()", 574 label: "something_deprecated()",
@@ -541,7 +579,7 @@ fn main() { som$0 }
541 Function, 579 Function,
542 ), 580 ),
543 lookup: "something_deprecated", 581 lookup: "something_deprecated",
544 detail: "-> ()", 582 detail: "fn()",
545 deprecated: true, 583 deprecated: true,
546 }, 584 },
547 CompletionItem { 585 CompletionItem {
@@ -553,7 +591,7 @@ fn main() { som$0 }
553 Function, 591 Function,
554 ), 592 ),
555 lookup: "something_else_deprecated", 593 lookup: "something_else_deprecated",
556 detail: "-> ()", 594 detail: "fn()",
557 deprecated: true, 595 deprecated: true,
558 }, 596 },
559 ] 597 ]
@@ -604,7 +642,7 @@ impl S {
604 insert: "bar()$0", 642 insert: "bar()$0",
605 kind: Method, 643 kind: Method,
606 lookup: "bar", 644 lookup: "bar",
607 detail: "-> ()", 645 detail: "fn(self)",
608 documentation: Documentation( 646 documentation: Documentation(
609 "Method docs", 647 "Method docs",
610 ), 648 ),
@@ -704,7 +742,7 @@ fn foo(s: S) { s.$0 }
704 insert: "the_method()$0", 742 insert: "the_method()$0",
705 kind: Method, 743 kind: Method,
706 lookup: "the_method", 744 lookup: "the_method",
707 detail: "-> ()", 745 detail: "fn(&self)",
708 }, 746 },
709 ] 747 ]
710 "#]], 748 "#]],
@@ -954,7 +992,7 @@ fn main() {
954 Function, 992 Function,
955 ), 993 ),
956 lookup: "foo", 994 lookup: "foo",
957 detail: "-> ()", 995 detail: "fn(&mut S)",
958 trigger_call_info: true, 996 trigger_call_info: true,
959 }, 997 },
960 CompletionItem { 998 CompletionItem {
@@ -966,7 +1004,7 @@ fn main() {
966 Function, 1004 Function,
967 ), 1005 ),
968 lookup: "main", 1006 lookup: "main",
969 detail: "-> ()", 1007 detail: "fn()",
970 }, 1008 },
971 CompletionItem { 1009 CompletionItem {
972 label: "s", 1010 label: "s",
diff --git a/crates/ide_completion/src/render/function.rs b/crates/ide_completion/src/render/function.rs
index f4dabe3d1..e154d6302 100644
--- a/crates/ide_completion/src/render/function.rs
+++ b/crates/ide_completion/src/render/function.rs
@@ -2,6 +2,7 @@
2 2
3use hir::{HasSource, HirDisplay, Type}; 3use hir::{HasSource, HirDisplay, Type};
4use ide_db::SymbolKind; 4use ide_db::SymbolKind;
5use itertools::Itertools;
5use syntax::ast::Fn; 6use syntax::ast::Fn;
6 7
7use crate::{ 8use crate::{
@@ -59,8 +60,34 @@ impl<'a> FunctionRender<'a> {
59 } 60 }
60 61
61 fn detail(&self) -> String { 62 fn detail(&self) -> String {
62 let ty = self.func.ret_type(self.ctx.db()); 63 let params = if let Some(self_param) = self.func.self_param(self.ctx.db()) {
63 format!("-> {}", ty.display(self.ctx.db())) 64 let params = self
65 .func
66 .assoc_fn_params(self.ctx.db())
67 .into_iter()
68 .skip(1) // skip the self param because we are manually handling that
69 .map(|p| p.ty().display(self.ctx.db()).to_string());
70
71 std::iter::once(self_param.display(self.ctx.db()).to_owned()).chain(params).join(", ")
72 } else {
73 let params = self
74 .func
75 .assoc_fn_params(self.ctx.db())
76 .into_iter()
77 .map(|p| p.ty().display(self.ctx.db()).to_string())
78 .join(", ");
79 params
80 };
81
82 let ret_ty = self.func.ret_type(self.ctx.db());
83 let ret = if ret_ty.is_unit() {
84 // Omit the `-> ()` for unit return types
85 String::new()
86 } else {
87 format!(" -> {}", ret_ty.display(self.ctx.db()))
88 };
89
90 format!("fn({}){}", params, ret)
64 } 91 }
65 92
66 fn add_arg(&self, arg: &str, ty: &Type) -> String { 93 fn add_arg(&self, arg: &str, ty: &Type) -> String {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 21:03:37 +0000