use schemars::JsonSchema; #[derive(JsonSchema)] #[serde( default = 0, foo, deny_unknown_fields, deny_unknown_fields, inline = 1, inline, inline, with = "String", serialize_with = "String", a::path )] pub struct Struct1 { #[serde(serialize_with = "u64")] pub field: u32, } #[derive(JsonSchema)] #[schemars( default = 0, foo, deny_unknown_fields, deny_unknown_fields, inline = 1, inline, inline, with = "String", serialize_with = "String", a::path )] pub struct Struct2 { #[schemars(serialize_with = "u64")] pub field: u32, } fn main() {}