Merge pull request #383 from o0Ignition0o/igni/response_derives_path

Support Paths in response derives.

Author: tomhoule

graphql_client/tests/more_derives.rs

@@ -4,7 +4,7 @@ use graphql_client::*;
 #[graphql(
     schema_path = "tests/more_derives/schema.graphql",
     query_path = "tests/more_derives/query.graphql",
-    response_derives = "Debug, PartialEq, PartialOrd"
+    response_derives = "Debug, PartialEq, std::cmp::PartialOrd"
 )]
 pub struct MoreDerives;
 

graphql_client_codegen/src/codegen.rs

@@ -165,7 +165,11 @@ fn generate_scalar_definitions<'a, 'schema: 'a>(
 }
 
 fn render_derives<'a>(derives: impl Iterator<Item = &'a str>) -> impl quote::ToTokens {
-    let idents = derives.map(|s| Ident::new(s, Span::call_site()));
+    let idents = derives.map(|s| {
+        syn::parse_str::<syn::Path>(s)
+            .map_err(|e| format!("couldn't parse {} as a derive Path: {}", s, e))
+            .unwrap()
+    });
 
     quote!(#[derive(#(#idents),*)])
 }