Explain tests::init function

oli-obk · oli-obk · commit bc07c19961b8 · 2022-07-08T15:55:37.000Z
diff --git a/ui_test/src/tests.rs b/ui_test/src/tests.rs
@@ -329,8 +329,8 @@ fn main() {
     }
 }
 
-static INIT: std::sync::Once = std::sync::Once::new();
-
+/// Call this from every test to initialize eyre only once across all tests.
 pub fn init() {
+    static INIT: std::sync::Once = std::sync::Once::new();
     INIT.call_once(|| color_eyre::install().unwrap());
 }

Original file line number	Diff line number	Diff line change
`@@ -329,8 +329,8 @@ fn main() {`
`329`	`329`	`}`
`330`	`330`	`}`
`331`	`331`
`332`		`-static INIT: std::sync::Once = std::sync::Once::new();`
`333`		`-`
	`332`	`+/// Call this from every test to initialize eyre only once across all tests.`
`334`	`333`	`pub fn init() {`
	`334`	`+ static INIT: std::sync::Once = std::sync::Once::new();`
`335`	`335`	`INIT.call_once(\|\| color_eyre::install().unwrap());`
`336`	`336`	`}`