fix: enhance error handling (#1758)

crates/typlite/src/lib.rs

@@ -237,7 +237,10 @@ impl Typlite {
         let mut world = world.task(task_inputs).html_task().into_owned();
 
         let markdown_id = FileId::new(
-            Some(typst_syntax::package::PackageSpec::from_str("@local/markdown:0.1.0").unwrap()),
+            Some(
+                typst_syntax::package::PackageSpec::from_str("@local/markdown:0.1.0")
+                    .context_ut("failed to import markdown package")?,
+            ),
             VirtualPath::new("lib.typ"),
         );
 
@@ -261,7 +264,10 @@ impl Typlite {
                     r#"#import "@local/markdown:0.1.0": md-doc, example
 #show: md-doc
 {}"#,
-                    world.source(current).unwrap().text()
+                    world
+                        .source(current)
+                        .context_ut("failed to get main file content")?
+                        .text()
                 )),
             )
             .context_ut("cannot map source for main file")?;

crates/typlite/src/main.rs

@@ -90,7 +90,9 @@ fn run(args: CompileArgs, world: Arc<LspWorld>) -> tinymist_std::Result<()> {
     };
 
     if is_stdout {
-        std::io::stdout().write_all(result.as_slice()).unwrap();
+        std::io::stdout()
+            .write_all(result.as_slice())
+            .context("failed to write to stdout")?;
     } else if let Err(err) = std::fs::write(&output_path, result.as_slice()) {
         bail!("failed to write file {output_path:?}: {err}");
     }

crates/typlite/src/writer/markdown.rs

@@ -20,7 +20,9 @@ impl MarkdownWriter {
 impl FormatWriter for MarkdownWriter {
     fn write_eco(&mut self, document: &Node, output: &mut EcoString) -> Result<()> {
         let mut writer = CommonMarkWriter::new();
-        writer.write(document).expect("Failed to write document");
+        writer
+            .write(document)
+            .map_err(|e| format!("failed to write document: {}", e))?;
         output.push_str(&writer.into_string());
         Ok(())
     }