serialize charsets as strings

1 files changed, 4 insertions, 4 deletions

diff --git a/src/main.rs b/src/main.rs
index 9e08418..4addd02 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -88,7 +88,7 @@ fn main() {
             let mut batches: Vec<Batch> = fs::read("data/batches.json")
                 .map_err(anyhow::Error::from)
                 .and_then(|x| Ok(serde_json::from_slice(&x)?))
-                .unwrap_or_default();
+                .expect("failed to decode batches.json");
             for batch in batches.iter_mut() {
                 simplify_batch(batch);
             }
@@ -104,7 +104,7 @@ fn main() {
             let mut batches: Vec<Batch> = fs::read("data/batches.json")
                 .map_err(anyhow::Error::from)
                 .and_then(|x| Ok(serde_json::from_slice(&x)?))
-                .unwrap_or_default();
+                .expect("failed to decode batches.json");
             let kanji_levels = read_kanji_levels().expect("read_kanji_levels");
             let kanji_levels = kanji_levels
                 .into_iter()
@@ -123,7 +123,7 @@ fn main() {
             let mut batches: Vec<Batch> = fs::read("data/batches.json")
                 .map_err(anyhow::Error::from)
                 .and_then(|x| Ok(serde_json::from_slice(&x)?))
-                .unwrap_or_default();
+                .expect("failed to decode batches.json");
             let jlpt_vocab = load_jlpt_vocab().expect("load_jlpt_vocab");
             add_vocab(&mut batches, &jlpt_vocab);
             fs::write(
@@ -150,7 +150,7 @@ fn main() {
             let mut batches: Vec<Batch> = fs::read("data/batches.json")
                 .map_err(anyhow::Error::from)
                 .and_then(|x| Ok(serde_json::from_slice(&x)?))
-                .unwrap_or_default();
+                .expect("failed to decode batches.json");
 
             add_examples(&mut batches, &ex);