allow custom syntaxes

src/assets/style.css

@@ -58,3 +58,10 @@ th, td {
 .page-link {
     padding-left: 1em;
 }
+
+code {
+  font-size: 87.5%;
+  color: #e83e8c;
+  word-break: break-word;
+}
+

src/blog.rs

@@ -69,6 +69,8 @@ impl TryFrom<Blog> for RenderedBlog {
     fn try_from(mut b: Blog) -> Result<Self, Error> {
         let mut pages = HashMap::new();
 
+        // TODO throw an error if we attempt to insert the same URL more than once
+
         for p in &b.posts {
             let body = dress_page(&p.title, &p.html()?, &b.pages);
 

src/parser.rs

@@ -40,18 +40,21 @@ pub struct CustomHtmlHandler {
     theme: Theme,
 }
 
-impl Default for CustomHtmlHandler {
-    fn default() -> Self {
+impl CustomHtmlHandler {
+    pub fn new() -> anyhow::Result<Self> {
         let mut ts = ThemeSet::load_defaults();
+        let mut ps = SyntaxSet::load_defaults_newlines().into_builder();
+        ps.add_from_folder("assets/syntaxes", true)?;
+        let ps = ps.build();
 
-        Self {
+        Ok(Self {
             fallback: Default::default(),
-            ps: SyntaxSet::load_defaults_newlines(),
+            ps,
             theme: ts
                 .themes
                 .remove("base16-eighties.dark")
                 .expect("Could not load theme"),
-        }
+        })
     }
 }
 

src/post.rs

@@ -82,7 +82,7 @@ impl Loadable for Post {
 
         let url = slugify(&format!("/{slug_prefix}/{file_name}"));
 
-        parse(PostParser::new(url), &fs::read_to_string(path)?)
+        parse(PostParser::new(url)?, &fs::read_to_string(path)?)
     }
 }
 
@@ -113,14 +113,14 @@ struct PostParser {
 }
 
 impl PostParser {
-    fn new(url: String) -> Self {
-        Self {
+    fn new(url: String) -> anyhow::Result<Self> {
+        Ok(Self {
             title: None,
             date: None,
             url,
             content: vec![],
-            handler: CustomHtmlHandler::default(),
-        }
+            handler: CustomHtmlHandler::new()?,
+        })
     }
 }