修复19-9的代码错误。

1 week ago · df1083ae96
parent 3f2d996783
commit df1083ae96
1 changed files with 1 additions and 1 deletions
--- a/listings/ch19-patterns-and-matching/listing-19-09/src/main.rs
+++ b/listings/ch19-patterns-and-matching/listing-19-09/src/main.rs
@ -1,7 +1,7 @@
 fn main() {
    let some_option_value: Option<i32> = None;
    // ANCHOR: here
-    let Some(x) = some_option_value else {
+    if let Some(x) = some_option_value else {
        return;
    };
    // ANCHOR_END: here