From 4f7b1f1f59210db3fde2e1d8338baea0df36632e Mon Sep 17 00:00:00 2001
From: Colin Roberts <colin@primitive.xyz>
Date: Fri, 29 Nov 2024 16:22:06 -0700
Subject: [PATCH] fix: doctest

---
 crates/learner/src/resource/mod.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/crates/learner/src/resource/mod.rs b/crates/learner/src/resource/mod.rs
index cfda9fe..b8475c6 100644
--- a/crates/learner/src/resource/mod.rs
+++ b/crates/learner/src/resource/mod.rs
@@ -13,6 +13,8 @@
 //! # Examples
 //!
 //! ```rust,no_run
+//! use std::collections::BTreeMap;
+//!
 //! use learner::{
 //!   resource::{Paper, Resource, ResourceConfig},
 //!   Learner,
@@ -29,7 +31,7 @@
 //! println!("Paper type: {}", paper.resource_type());
 //!
 //! // Or create a custom resource type at runtime
-//! let mut fields = serde_json::Map::new();
+//! let mut fields = BTreeMap::new();
 //! fields.insert("title".into(), json!("My Thesis"));
 //! fields.insert("university".into(), json!("Tech University"));
 //!