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87c2f9a5be
This reverts commit 1d35638dc38dbfbf1cc2a9823135dfcf3c650169, reversing changes made to f23a80a4c2fbca593b64e70f5970368824b4c5e9.
108 lines
3.6 KiB
Plaintext
108 lines
3.6 KiB
Plaintext
LL| |#![feature(coverage_attribute, stmt_expr_attributes)]
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LL| |//@ edition: 2021
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LL| |//@ reference: attributes.coverage.nesting
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LL| |
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LL| |// Demonstrates the interaction between #[coverage(off)] and various kinds of
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LL| |// nested function.
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LL| |
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LL| |#[coverage(off)]
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LL| |fn do_stuff() {}
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LL| |
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LL| |#[coverage(off)]
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LL| |fn outer_fn() {
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LL| | fn middle_fn() {
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LL| | fn inner_fn() {
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LL| | do_stuff();
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LL| | }
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LL| | do_stuff();
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LL| | }
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LL| | do_stuff();
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LL| |}
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LL| |
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LL| |struct MyOuter;
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LL| |impl MyOuter {
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LL| | #[coverage(off)]
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LL| | fn outer_method(&self) {
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LL| | struct MyMiddle;
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LL| | impl MyMiddle {
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LL| | fn middle_method(&self) {
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LL| | struct MyInner;
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LL| | impl MyInner {
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LL| | fn inner_method(&self) {
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LL| | do_stuff();
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LL| | }
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LL| | }
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LL| | do_stuff();
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LL| | }
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LL| | }
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LL| | do_stuff();
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LL| | }
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LL| |}
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LL| |
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LL| |trait MyTrait {
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LL| | fn trait_method(&self);
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LL| |}
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LL| |impl MyTrait for MyOuter {
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LL| | #[coverage(off)]
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LL| | fn trait_method(&self) {
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LL| | struct MyMiddle;
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LL| | impl MyTrait for MyMiddle {
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LL| | fn trait_method(&self) {
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LL| | struct MyInner;
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LL| | impl MyTrait for MyInner {
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LL| | fn trait_method(&self) {
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LL| | do_stuff();
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LL| | }
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LL| | }
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LL| | do_stuff();
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LL| | }
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LL| | }
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LL| | do_stuff();
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LL| | }
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LL| |}
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LL| |
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LL| 1|fn closure_expr() {
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LL| 1| let _outer = #[coverage(off)]
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LL| | || {
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LL| | let _middle = || {
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LL| | let _inner = || {
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LL| | do_stuff();
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LL| | };
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LL| | do_stuff();
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LL| | };
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LL| | do_stuff();
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LL| | };
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LL| 1| do_stuff();
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LL| 1|}
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LL| |
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LL| |// This syntax is allowed, even without #![feature(stmt_expr_attributes)].
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LL| 1|fn closure_tail() {
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LL| 1| let _outer = {
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LL| | #[coverage(off)]
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LL| | || {
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LL| | let _middle = {
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LL| | || {
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LL| | let _inner = {
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LL| | || {
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LL| | do_stuff();
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LL| | }
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LL| | };
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LL| | do_stuff();
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LL| | }
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LL| | };
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LL| | do_stuff();
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LL| | }
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LL| | };
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LL| 1| do_stuff();
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LL| 1|}
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LL| |
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LL| |#[coverage(off)]
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LL| |fn main() {
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LL| | outer_fn();
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LL| | MyOuter.outer_method();
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LL| | MyOuter.trait_method();
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LL| | closure_expr();
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LL| | closure_tail();
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LL| |}
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