Improve json_schema!-macro compability with older rust editions (#447)

davidkna · web-flow · commit 75f670a40372 · 2025-06-28T12:24:09.000+01:00
`TryFrom` is only available in the prelude for Rust 2021+
diff --git a/schemars/src/macros.rs b/schemars/src/macros.rs
@@ -102,7 +102,7 @@ macro_rules! json_schema {
     (
         {$($json_object:tt)*}
     ) => {
-        $crate::Schema::try_from($crate::_private::serde_json::json!({$($json_object)*})).unwrap()
+        <$crate::Schema as ::core::convert::TryFrom<_>>::try_from($crate::_private::serde_json::json!({$($json_object)*})).unwrap()
     };
     (true) => {
         $crate::Schema::from(true)

Original file line number	Diff line number	Diff line change
`@@ -102,7 +102,7 @@ macro_rules! json_schema {`
`102`	`102`	`(`
`103`	`103`	`{$($json_object:tt)*}`
`104`	`104`	`) => {`
`105`		`- $crate::Schema::try_from($crate::_private::serde_json::json!({$($json_object)*})).unwrap()`
	`105`	`+ <$crate::Schema as ::core::convert::TryFrom<_>>::try_from($crate::_private::serde_json::json!({$($json_object)*})).unwrap()`
`106`	`106`	`};`
`107`	`107`	`(true) => {`
`108`	`108`	`$crate::Schema::from(true)`