diff --git a/core/src/extractor.rs b/core/src/extractor.rs
index 677405e..f75e52e 100644
--- a/core/src/extractor.rs
+++ b/core/src/extractor.rs
@@ -199,6 +199,7 @@ pub fn extract_operation_doc(operation: &oa::Operation, format: DocFormat) -> Op
 }
 
 pub fn extract_schema_docs(schema: &Schema) -> Option<Doc> {
+    dbg!(schema);
     schema
         .schema_data
         .description
diff --git a/libninja/src/rust/lower_mir.rs b/libninja/src/rust/lower_mir.rs
index 07c7c7d..bc20e33 100644
--- a/libninja/src/rust/lower_mir.rs
+++ b/libninja/src/rust/lower_mir.rs
@@ -340,10 +340,10 @@ mod tests {
             }],
             docs: None,
         };
-        let code = create_newtype_struct(&schema);
+        let code = create_newtype_struct(&schema, &HirSpec::default());
         let code = format_code(code).unwrap();
         assert_eq!(&code, "
-#[derive(Debug, Clone, Serialize, Deserialize)]
+#[derive(Debug, Clone, Serialize, Deserialize, Default)]
 pub struct NewType(pub String);
 ".trim());
     }
diff --git a/libninja/tests/all_of/main.rs b/libninja/tests/all_of/main.rs
index 10031b8..819dcf6 100644
--- a/libninja/tests/all_of/main.rs
+++ b/libninja/tests/all_of/main.rs
@@ -16,7 +16,6 @@ const RESTRICTION_BACS_RS: &str = include_str!("restriction_bacs.rs");
 fn record_for_schema(name: &str, schema: &str, spec: &OpenAPI) -> Record {
     let schema = serde_yaml::from_str::<Schema>(schema).unwrap();
     let mut record = ln_core::extractor::create_record(name, &schema, spec);
-    record.clear_docs();
     record
 }
 
@@ -38,6 +37,7 @@ fn test_transaction() {
     extract_records(&spec, &mut result).unwrap();
     let record = record_for_schema("Transaction", TRANSACTION, &spec);
     let code = formatted_code(record, &result);
+    println!("{}", code);
     assert_eq!(code, TRANSACTION_RS);
 }
 
diff --git a/libninja/tests/all_of/transaction.rs b/libninja/tests/all_of/transaction.rs
index 871556d..1c83cc3 100644
--- a/libninja/tests/all_of/transaction.rs
+++ b/libninja/tests/all_of/transaction.rs
@@ -1,18 +1,36 @@
+///A representation of a transaction
 #[derive(Debug, Clone, Serialize, Deserialize, Default)]
 pub struct Transaction {
     #[serde(flatten)]
     pub transaction_base: TransactionBase,
+    ///The date that the transaction was authorized. Dates are returned in an [ISO 8601](https://wikipedia.org/wiki/ISO_8601) format ( `YYYY-MM-DD` ).
     #[serde(skip_serializing_if = "Option::is_none")]
     pub authorized_date: Option<chrono::NaiveDate>,
+    /**Date and time when a transaction was authorized in [ISO 8601](https://wikipedia.org/wiki/ISO_8601) format ( `YYYY-MM-DDTHH:mm:ssZ` ).
+
+This field is returned for select financial institutions and comes as provided by the institution. It may contain default time values (such as 00:00:00).*/
     #[serde(skip_serializing_if = "Option::is_none")]
     pub authorized_datetime: Option<chrono::DateTime<chrono::Utc>>,
+    ///The counterparties present in the transaction. Counterparties, such as the financial institutions, are extracted by Plaid from the raw description.
     #[serde(skip_serializing_if = "Option::is_none")]
     pub counterparties: Option<Vec<String>>,
+    /**Date and time when a transaction was posted in [ISO 8601](https://wikipedia.org/wiki/ISO_8601) format ( `YYYY-MM-DDTHH:mm:ssZ` ).
+
+This field is returned for select financial institutions and comes as provided by the institution. It may contain default time values (such as 00:00:00).*/
     #[serde(skip_serializing_if = "Option::is_none")]
     pub datetime: Option<chrono::DateTime<chrono::Utc>>,
+    /**The channel used to make a payment.
+`online:` transactions that took place online.
+
+`in store:` transactions that were made at a physical location.
+
+`other:` transactions that relate to banks, e.g. fees or deposits.
+
+This field replaces the `transaction_type` field.*/
     pub payment_channel: String,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub personal_finance_category: Option<String>,
+    ///A link to the icon associated with the primary personal finance category. The logo will always be 100x100 pixels.
     #[serde(skip_serializing_if = "Option::is_none")]
     pub personal_finance_category_icon_url: Option<String>,
     pub transaction_code: String,