Update dsl.md

gftea · web-flow · commit de7b5ce80708 · 2022-05-29T20:45:59.000+02:00
remove unnecessary braces
diff --git a/src/macros/dsl.md b/src/macros/dsl.md
@@ -10,12 +10,12 @@ an expression and have the output printed to console.
 
 ```rust,editable
 macro_rules! calculate {
-    (eval $e:expr) => {{
+    (eval $e:expr) => {
         {
             let val: usize = $e; // Force types to be integers
             println!("{} = {}", stringify!{$e}, val);
         }
-    }};
+    };
 }
 
 fn main() {

Original file line number	Diff line number	Diff line change
`@@ -10,12 +10,12 @@ an expression and have the output printed to console.`
`10`	`10`
`11`	`11`	```rust,editable
`12`	`12`	`macro_rules! calculate {`
`13`		`- (eval $e:expr) => {{`
	`13`	`+ (eval $e:expr) => {`
`14`	`14`	`{`
`15`	`15`	`let val: usize = $e; // Force types to be integers`
`16`	`16`	`println!("{} = {}", stringify!{$e}, val);`
`17`	`17`	`}`
`18`		`- }};`
	`18`	`+ };`
`19`	`19`	`}`
`20`	`20`
`21`	`21`	`fn main() {`