feat(xatu): report unquoted URI literals

src/xatu/ast.rs

@@ -4,6 +4,7 @@ use crate::FileId;
 pub struct ParsedFile {
     pub file_id: FileId,
     pub nodes: Vec<Node>,
+    pub tokens: Vec<Token>,
     pub errors: Vec<ParseError>,
 }
 
@@ -58,6 +59,17 @@ pub struct Inherit {
     pub attr_count: usize,
 }
 
+#[derive(Debug, Clone, PartialEq, Eq)]
+pub struct Token {
+    pub range: SourceRange,
+    pub data: TokenData,
+}
+
+#[derive(Debug, Clone, PartialEq, Eq)]
+pub enum TokenData {
+    UnquotedUri(String),
+}
+
 #[derive(Debug, Clone, PartialEq, Eq)]
 pub struct ParseError {
     pub range: SourceRange,