Revert integer ID deserialization support (#562)

Author: emilbonnek

CHANGELOG.md

@@ -5,6 +5,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## Unreleased
+
+- Revert integer ID deserialization support (introduced in #476).
+
 ## 0.15.0 - 2025-12-08
 
 - Support for `deprecated` directive on InputValue fields (#553)

graphql_client/src/lib.rs

@@ -30,7 +30,6 @@ pub use graphql_query_derive::*;
 ))]
 pub mod reqwest;
 
-pub mod serde_with;
 
 use serde::{Deserialize, Serialize};
 use std::collections::HashMap;

graphql_client/src/serde_with.rs

@@ -464,20 +464,6 @@ impl ExpandedField<'_> {
             qualified_type
         };
 
-        let is_id = self.field_type == "ID";
-        let is_required = self
-            .field_type_qualifiers
-            .contains(&GraphqlTypeQualifier::Required);
-        let id_deserialize_with = if is_id && is_required {
-            Some(quote!(#[serde(deserialize_with = "graphql_client::serde_with::deserialize_id")]))
-        } else if is_id {
-            Some(
-                quote!(#[serde(deserialize_with = "graphql_client::serde_with::deserialize_option_id")]),
-            )
-        } else {
-            None
-        };
-
         let optional_skip_serializing_none = if *options.skip_serializing_none()
             && self
                 .field_type_qualifiers
@@ -516,7 +502,6 @@ impl ExpandedField<'_> {
             #optional_flatten
             #optional_rename
             #optional_deprecation_annotation
-            #id_deserialize_with
             pub #ident: #qualified_type
         };