markdown support

Cargo.lock

@@ -944,6 +944,15 @@ dependencies = [
  "tracing-subscriber",
 ]
 
+[[package]]
+name = "markdown"
+version = "1.0.0-alpha.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a6491e6c702bf7e3b24e769d800746d5f2c06a6c6a2db7992612e0f429029e81"
+dependencies = [
+ "unicode-id",
+]
+
 [[package]]
 name = "matchers"
 version = "0.1.0"
@@ -2541,6 +2550,7 @@ dependencies = [
 name = "typonomy"
 version = "0.1.0"
 dependencies = [
+ "markdown",
  "rocket",
  "shuttle-rocket",
  "shuttle-runtime",
@@ -2578,6 +2588,12 @@ version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5ab17db44d7388991a428b2ee655ce0c212e862eff1768a455c58f9aad6e7893"
 
+[[package]]
+name = "unicode-id"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "10103c57044730945224467c09f71a4db0071c123a0648cc3e818913bde6b561"
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.13"

Cargo.toml

@@ -4,6 +4,7 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
+markdown = "1.0.0-alpha.21"
 rocket = "0"
 shuttle-rocket = "*"
 shuttle-runtime = "*"

src/main.rs

@@ -1,13 +1,14 @@
 use rocket::{get, routes};
 
+mod markdown;
+use markdown::Markdown;
+
 #[get("/")]
-fn index() -> &'static str {
+fn index() -> Result<Markdown, String> {
-    "Hello, world!"
+    "<h1>Hello, world!</h1>".parse()
 }
 
 #[shuttle_runtime::main]
 async fn main() -> shuttle_rocket::ShuttleRocket {
-    let rocket = rocket::build().mount("/", routes![index]);
+    Ok(rocket::build().mount("/", routes![index]).into())
-
-    Ok(rocket.into())
 }

src/markdown.rs

@@ -0,0 +1,26 @@
+use std::str::FromStr;
+
+use rocket::{response::content::RawHtml, Responder};
+
+#[derive(Responder)]
+pub(super) struct Markdown(RawHtml<String>);
+
+impl FromStr for Markdown {
+    type Err = String;
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        markdown::to_html_with_options(
+            s,
+            &markdown::Options {
+                compile: markdown::CompileOptions {
+                    allow_dangerous_html: true,
+                    allow_dangerous_protocol: true,
+                    ..markdown::CompileOptions::default()
+                },
+                ..markdown::Options::default()
+            },
+        )
+        .map(RawHtml)
+        .map(Markdown)
+        .map_err(|e| e.to_string())
+    }
+}