From 1e0c953395cd16cefd0546062a07b3bc5b00d1ab Mon Sep 17 00:00:00 2001
From: Melody Horn <melody@boringcactus.com>
Date: Fri, 25 Nov 2022 23:52:27 -0700
Subject: e

---
 src/main.rs | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/main.rs b/src/main.rs
index 235023a..1d7e27e 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,6 +1,7 @@
 #[macro_use]
 extern crate rocket;
 
+use cached::proc_macro::cached;
 use quick_xml::events::BytesText;
 use quick_xml::Writer;
 use rocket::http::{ContentType, Status};
@@ -64,6 +65,14 @@ fn to_final_svg(text: &str) -> anyhow::Result<String> {
     Ok(result)
 }
 
+#[cached]
+fn get_result(text: String) -> Result<(ContentType, String), (Status, String)> {
+    match to_final_svg(&text) {
+        Ok(svg) => Ok((ContentType::SVG, svg)),
+        Err(e) => Err((Status::InternalServerError, e.to_string())),
+    }
+}
+
 #[get("/")]
 fn index() -> &'static str {
     "Hello, world!"
@@ -71,10 +80,7 @@ fn index() -> &'static str {
 
 #[get("/render/<text>")]
 fn render(text: &str) -> Result<(ContentType, String), (Status, String)> {
-    match to_final_svg(text) {
-        Ok(svg) => Ok((ContentType::SVG, svg)),
-        Err(e) => Err((Status::InternalServerError, e.to_string())),
-    }
+    get_result(text.to_string())
 }
 
 #[rocket::main]
-- 
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