twiq-light: Add simple length check

bouzuya · Dec 25, 2022 · 850e9b4 · 850e9b4
1 parent 0ad6721
commit 850e9b4
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/twiq-light/src/enqueue.rs b/twiq-light/src/enqueue.rs
@@ -1,9 +1,13 @@
+use anyhow::bail;
 use tracing::instrument;
 
 use crate::{domain::ScheduledTweet, store::TweetQueueStore};
 
 #[instrument(skip_all)]
 pub async fn run(store: TweetQueueStore, tweet: String) -> anyhow::Result<()> {
+    if tweet.chars().count() > 140 {
+        bail!("The length of the tweet exceeded 140 characters");
+    }
     let mut queue = store.read_all().await?;
     queue.push_back(ScheduledTweet { text: tweet });
     store.write_all(&queue).await?;