Update custom_scalars.md

2020-04-28 10:32:26 +08:00 · 2020-04-28 10:32:26 +08:00 · c4b9b33f5f
commit c4b9b33f5f
parent adca07c58e
1 changed files with 2 additions and 4 deletions
--- a/docs/zh-CN/src/custom_scalars.md
+++ b/docs/zh-CN/src/custom_scalars.md
@ -11,7 +11,8 @@ use async_graphql::*;

 struct StringNumber(i64);

-impl Scalar for StringNumber {
+#[Scalar]
+impl ScalarType for StringNumber {
    fn type_name() -> &'static str {
        // 类型名
        "StringNumber"
@ -28,7 +29,4 @@ impl Scalar for StringNumber {
    }
 }

-// 这个宏必须调用
-impl_scalar!(StringNumber);
-
 ```