1 use expect_test::expect;
2 use test_utils::{bench, bench_fixture, skip_slow_tests};
4 use super::{check_infer, check_types};
10 //- /main.rs crate:main deps:foo cfg:test
16 fn foo1(&self) -> i32 { 0 }
21 fn foo2(&self) -> i32 { 0 }
25 let t = (S.foo1(), S.foo2(), T.foo3(), T.foo4());
27 } //^ (i32, {unknown}, i32, {unknown})
34 pub fn foo3(&self) -> i32 { 0 }
39 pub fn foo4(&self) -> i32 { 0 }
46 fn infer_macros_expanded() {
52 ($($item:expr),*) => {
64 !0..17 '{Foo(v...,2,])}': Foo
65 !1..4 'Foo': Foo({unknown}) -> Foo
66 !1..16 'Foo(vec![1,2,])': Foo
67 !5..15 'vec![1,2,]': {unknown}
68 155..181 '{ ...,2); }': ()
75 fn infer_legacy_textual_scoped_macros_expanded() {
83 ($($item:expr),*) => {
93 let y = crate::foo!(1,2);
97 !0..17 '{Foo(v...,2,])}': Foo
98 !1..4 'Foo': Foo({unknown}) -> Foo
99 !1..16 'Foo(vec![1,2,])': Foo
100 !5..15 'vec![1,2,]': {unknown}
101 194..250 '{ ...,2); }': ()
103 227..228 'y': {unknown}
104 231..247 'crate:...!(1,2)': {unknown}
110 fn infer_path_qualified_macros_expanded() {
119 pub use super::foo as bar;
123 let x = crate::foo!();
130 110..163 '{ ...!(); }': ()
138 fn expr_macro_def_expanded_in_various_places() {
148 spam!().spam(spam!());
155 _ if spam!() => spam!(),
158 Spam { spam: spam!() };
169 !0..6 '1isize': isize
170 !0..6 '1isize': isize
171 !0..6 '1isize': isize
172 !0..6 '1isize': isize
173 !0..6 '1isize': isize
174 !0..6 '1isize': isize
175 !0..6 '1isize': isize
176 !0..6 '1isize': isize
177 !0..6 '1isize': isize
178 !0..6 '1isize': isize
179 !0..6 '1isize': isize
180 !0..6 '1isize': isize
181 !0..6 '1isize': isize
182 !0..6 '1isize': isize
183 !0..6 '1isize': isize
184 !0..6 '1isize': isize
185 !0..6 '1isize': isize
186 !0..6 '1isize': isize
187 !0..6 '1isize': isize
188 !0..6 '1isize': isize
189 !0..6 '1isize': isize
190 !0..6 '1isize': isize
191 !0..6 '1isize': isize
192 !0..6 '1isize': isize
193 !0..6 '1isize': isize
194 39..442 '{ ...!(); }': ()
195 73..94 'spam!(...am!())': {unknown}
196 100..119 'for _ ...!() {}': ()
197 104..105 '_': {unknown}
199 124..134 '|| spam!()': || -> isize
200 140..156 'while ...!() {}': ()
202 161..174 'break spam!()': !
203 180..194 'return spam!()': !
204 200..254 'match ... }': isize
206 259..275 'spam!(...am!())': {unknown}
207 281..303 'Spam {...m!() }': {unknown}
208 309..325 'spam!(...am!()]': {unknown}
209 350..366 'spam!(... usize': usize
210 372..380 '&spam!()': &isize
211 386..394 '-spam!()': isize
212 400..416 'spam!(...pam!()': {unknown}
213 422..439 'spam!(...pam!()': isize
219 fn expr_macro_rules_expanded_in_various_places() {
229 spam!().spam(spam!());
236 _ if spam!() => spam!(),
239 Spam { spam: spam!() };
250 !0..6 '1isize': isize
251 !0..6 '1isize': isize
252 !0..6 '1isize': isize
253 !0..6 '1isize': isize
254 !0..6 '1isize': isize
255 !0..6 '1isize': isize
256 !0..6 '1isize': isize
257 !0..6 '1isize': isize
258 !0..6 '1isize': isize
259 !0..6 '1isize': isize
260 !0..6 '1isize': isize
261 !0..6 '1isize': isize
262 !0..6 '1isize': isize
263 !0..6 '1isize': isize
264 !0..6 '1isize': isize
265 !0..6 '1isize': isize
266 !0..6 '1isize': isize
267 !0..6 '1isize': isize
268 !0..6 '1isize': isize
269 !0..6 '1isize': isize
270 !0..6 '1isize': isize
271 !0..6 '1isize': isize
272 !0..6 '1isize': isize
273 !0..6 '1isize': isize
274 !0..6 '1isize': isize
275 53..456 '{ ...!(); }': ()
276 87..108 'spam!(...am!())': {unknown}
277 114..133 'for _ ...!() {}': ()
278 118..119 '_': {unknown}
280 138..148 '|| spam!()': || -> isize
281 154..170 'while ...!() {}': ()
283 175..188 'break spam!()': !
284 194..208 'return spam!()': !
285 214..268 'match ... }': isize
287 273..289 'spam!(...am!())': {unknown}
288 295..317 'Spam {...m!() }': {unknown}
289 323..339 'spam!(...am!()]': {unknown}
290 364..380 'spam!(... usize': usize
291 386..394 '&spam!()': &isize
292 400..408 '-spam!()': isize
293 414..430 'spam!(...pam!()': {unknown}
294 436..453 'spam!(...pam!()': isize
300 fn expr_macro_expanded_in_stmts() {
303 macro_rules! id { ($($es:tt)*) => { $($es)* } }
313 57..84 '{ ...); } }': ()
319 fn recurisve_macro_expanded_in_stmts() {
326 ([$($tts:tt)*] $head:tt $($rest:tt)*) => {
328 [$($tts)* $head] $($rest)*
338 !0..7 'leta=3;': {unknown}
339 !0..7 'leta=3;': {unknown}
340 !0..13 'ng!{[leta=3]}': {unknown}
341 !0..13 'ng!{[leta=]3}': {unknown}
342 !0..13 'ng!{[leta]=3}': {unknown}
345 196..237 '{ ...= a; }': ()
353 fn recursive_inner_item_macro_rules() {
358 ($x:tt) => { macro_rules! blub { () => { 1 }; } };
367 !0..26 'macro_...>{1};}': {unknown}
368 !0..26 'macro_...>{1};}': {unknown}
369 107..143 '{ ...!(); }': ()
376 fn infer_type_value_macro_having_same_name() {
394 let foo = foo::foo!(42i32);
399 170..205 '{ ...32); }': ()
406 fn processes_impls_generated_by_macros() {
410 ($ident:ident) => (impl Trait for $ident {})
412 trait Trait { fn foo(self) -> u128 {} }
415 fn test() { S.foo(); }
422 fn infer_assoc_items_generated_by_macros() {
426 () => (fn foo(&self) -> u128 {0})
433 fn test() { S.foo(); }
440 fn infer_assoc_items_generated_by_macros_chain() {
443 macro_rules! m_inner {
444 () => {fn foo(&self) -> u128 {0}}
455 fn test() { S.foo(); }
462 fn infer_macro_with_dollar_crate_is_correct_in_expr() {
465 //- /main.rs crate:main deps:foo
467 let x = (foo::foo!(1), foo::foo!(2));
471 //- /lib.rs crate:foo
474 (1) => { $crate::bar!() };
475 (2) => { 1 + $crate::baz() };
483 pub fn baz() -> usize { 31usize }
489 fn infer_macro_with_dollar_crate_is_correct_in_trait_associate_type() {
492 //- /main.rs crate:main deps:foo
496 let msg = foo::Message(foo::MessageRef);
502 //- /lib.rs crate:foo
503 pub struct MessageRef;
504 pub struct Message(MessageRef);
508 fn deref(&self) -> &Self::Target;
512 macro_rules! expand {
514 impl Trait for Message {
515 type Target = $crate::MessageRef;
516 fn deref(&self) -> &Self::Target {
529 fn infer_macro_with_dollar_crate_in_def_site() {
532 //- /main.rs crate:main deps:foo
536 ($($tt:tt)*) => { $($tt)* }
545 //- /lib.rs crate:foo
547 macro_rules! expand {
548 () => { list!($crate::m!()) };
560 fn infer_type_value_non_legacy_macro_use_as() {
565 ($x:ident) => { type $x = u64; }
567 pub(crate) use _foo as foo;
578 158..163 '{ 0 }': u64
580 174..196 '{ ...f(); }': ()
582 190..191 'f': fn f() -> u64
589 fn infer_local_macro() {
600 !0..6 '1usize': usize
601 10..89 '{ ...!(); }': ()
608 fn infer_local_inner_macros() {
611 //- /main.rs crate:main deps:foo
613 let x = foo::foo!(1);
617 //- /lib.rs crate:foo
618 #[macro_export(local_inner_macros)]
633 fn infer_builtin_macros_line() {
636 #[rustc_builtin_macro]
637 macro_rules! line {() => {}}
645 63..87 '{ ...!(); }': ()
652 fn infer_builtin_macros_file() {
655 #[rustc_builtin_macro]
656 macro_rules! file {() => {}}
664 63..87 '{ ...!(); }': ()
671 fn infer_builtin_macros_column() {
674 #[rustc_builtin_macro]
675 macro_rules! column {() => {}}
683 65..91 '{ ...!(); }': ()
690 fn infer_builtin_macros_concat() {
693 #[rustc_builtin_macro]
694 macro_rules! concat {() => {}}
697 let x = concat!("hello", concat!("world", "!"));
701 !0..13 '"helloworld!"': &str
702 65..121 '{ ...")); }': ()
709 fn infer_builtin_macros_include() {
713 #[rustc_builtin_macro]
714 macro_rules! include {() => {}}
729 fn infer_builtin_macros_include_child_mod() {
733 #[rustc_builtin_macro]
734 macro_rules! include {() => {}}
736 include!("f/foo.rs");
746 pub fn bar() -> u32 {0}
752 fn infer_builtin_macros_include_str() {
756 #[rustc_builtin_macro]
757 macro_rules! include_str {() => {}}
760 let a = include_str!("foo.rs");
771 fn infer_builtin_macros_include_str_with_lazy_nested() {
775 #[rustc_builtin_macro]
776 macro_rules! concat {() => {}}
777 #[rustc_builtin_macro]
778 macro_rules! include_str {() => {}}
787 let a = include_str!(m!(".rs"));
798 fn benchmark_include_macro() {
799 if skip_slow_tests() {
802 let data = bench_fixture::big_struct();
805 #[rustc_builtin_macro]
806 macro_rules! include {() => {}}
815 let fixture = format!("{}\n//- /foo.rs\n{}", fixture, data);
818 let _b = bench("include macro");
819 check_types(&fixture);
824 fn infer_builtin_macros_include_concat() {
828 #[rustc_builtin_macro]
829 macro_rules! include {() => {}}
831 #[rustc_builtin_macro]
832 macro_rules! concat {() => {}}
834 include!(concat!("f", "oo.rs"));
847 fn infer_builtin_macros_include_concat_with_bad_env_should_failed() {
851 #[rustc_builtin_macro]
852 macro_rules! include {() => {}}
854 #[rustc_builtin_macro]
855 macro_rules! concat {() => {}}
857 #[rustc_builtin_macro]
858 macro_rules! env {() => {}}
860 include!(concat!(env!("OUT_DIR"), "/foo.rs"));
873 fn infer_builtin_macros_include_itself_should_failed() {
876 #[rustc_builtin_macro]
877 macro_rules! include {() => {}}
889 fn infer_builtin_macros_concat_with_lazy() {
892 macro_rules! hello {() => {"hello"}}
894 #[rustc_builtin_macro]
895 macro_rules! concat {() => {}}
898 let x = concat!(hello!(), concat!("world", "!"));
902 !0..13 '"helloworld!"': &str
903 103..160 '{ ...")); }': ()
910 fn infer_builtin_macros_env() {
913 //- /main.rs env:foo=bar
914 #[rustc_builtin_macro]
915 macro_rules! env {() => {}}
922 !0..22 '"__RA_...TED__"': &str
923 62..90 '{ ...o"); }': ()
930 fn infer_derive_clone_simple() {
933 //- /main.rs crate:main deps:core
940 //- /lib.rs crate:core
945 fn clone(&self) -> Self;
947 #[rustc_builtin_macro]
955 fn infer_derive_clone_in_core() {
958 //- /lib.rs crate:core
963 fn clone(&self) -> Self;
965 #[rustc_builtin_macro]
971 //- /main.rs crate:main deps:core
981 fn infer_derive_clone_with_params() {
984 //- /main.rs crate:main deps:core
988 struct Wrapper<T>(T);
991 (Wrapper(S).clone(), Wrapper(NonClone).clone());
992 //^ (Wrapper<S>, {unknown})
995 //- /lib.rs crate:core
1000 fn clone(&self) -> Self;
1002 #[rustc_builtin_macro]
1010 fn infer_custom_derive_simple() {
1011 // FIXME: this test current now do nothing
1014 //- /main.rs crate:main
1042 51..110 '{ ... }; }': ()
1044 65..107 'match ... }': u32
1046 84..91 'unit!()': ()
1047 95..100 '92u32': u32