diff --git a/api/sixtyfps-rs/sixtyfps-macros/lib.rs b/api/sixtyfps-rs/sixtyfps-macros/lib.rs
index 2ca3c28bd..2a6cb92f9 100644
--- a/api/sixtyfps-rs/sixtyfps-macros/lib.rs
+++ b/api/sixtyfps-rs/sixtyfps-macros/lib.rs
@@ -328,8 +328,7 @@ pub fn sixtyfps(stream: TokenStream) -> TokenStream {
     let source_file = if let Some(cargo_manifest) = std::env::var_os("CARGO_MANIFEST_DIR") {
         let mut path: std::path::PathBuf = cargo_manifest.into();
         path.push("Cargo.toml");
-        diag.current_path = std::rc::Rc::new(path);
-        Some(diag.current_path.clone())
+        Some(diagnostics::SourceFileInner::from_path(path))
     } else {
         None
     };
@@ -371,7 +370,7 @@ fn report_diagnostics(
     let mut result = TokenStream::new();
     let mut needs_error = diag.has_error();
     for mut file_diag in diag.into_iter() {
-        if file_diag.source.is_none() {
+        if file_diag.current_path.path() == std::path::PathBuf::default() {
             file_diag.map_offsets_to_span(span_map);
             needs_error &= !file_diag.has_error();
             result.extend(TokenStream::from(file_diag.into_token_stream()))
diff --git a/sixtyfps_compiler/diagnostics.rs b/sixtyfps_compiler/diagnostics.rs
index 6dcf985ef..0cef40503 100644
--- a/sixtyfps_compiler/diagnostics.rs
+++ b/sixtyfps_compiler/diagnostics.rs
@@ -8,7 +8,7 @@
     Please contact info@sixtyfps.io for more information.
 LICENSE END */
 use std::collections::HashMap;
-use std::path::PathBuf;
+use std::path::{Path, PathBuf};
 use std::rc::Rc;
 
 #[derive(Debug, Clone)]
@@ -65,7 +65,32 @@ pub trait Spanned {
     }
 }
 
-pub type SourceFile = Rc<PathBuf>;
+#[derive(Debug, Default)]
+pub struct SourceFileInner {
+    path: PathBuf,
+
+    /// Complete source code of the path, used to map from offset to line number
+    source: Option<String>,
+
+    /// The offset of each linebreak
+    line_offsets: once_cell::unsync::OnceCell<Vec<usize>>,
+}
+
+impl SourceFileInner {
+    pub fn new(path: PathBuf, source: String) -> Self {
+        Self { path, source: Some(source), line_offsets: Default::default() }
+    }
+
+    pub fn path(&self) -> &Path {
+        &self.path
+    }
+
+    pub fn from_path(path: PathBuf) -> Rc<Self> {
+        Rc::new(Self { path, ..Default::default() })
+    }
+}
+
+pub type SourceFile = Rc<SourceFileInner>;
 
 #[derive(Debug, Clone)]
 pub struct SourceLocation {
@@ -179,11 +204,6 @@ pub struct FileDiagnostics {
     pub inner: Vec<Diagnostic>,
     /// file path
     pub current_path: SourceFile,
-    /// Complete source code of the path, used to map from offset to line number
-    pub source: Option<String>,
-
-    /// The offset of each linebreak
-    pub line_offsets: once_cell::unsync::OnceCell<Vec<usize>>,
 }
 
 impl IntoIterator for FileDiagnostics {
@@ -251,10 +271,10 @@ impl FileDiagnostics {
         }
 
         let mut codemap = codemap::CodeMap::new();
-        let internal_errors = self.source.is_none();
+        let internal_errors = self.current_path.source.is_none();
         let file = codemap.add_file(
-            self.current_path.to_string_lossy().to_string(),
-            self.source.unwrap_or_default(),
+            self.current_path.path.to_string_lossy().to_string(),
+            self.current_path.source.clone().unwrap_or_default(),
         );
         let file_span = file.span;
 
@@ -342,17 +362,13 @@ impl FileDiagnostics {
     }
 
     pub fn new_from_error(path: std::path::PathBuf, err: std::io::Error) -> Self {
-        Self {
-            inner: vec![err.into()],
-            current_path: Rc::new(path),
-            source: None,
-            line_offsets: Default::default(),
-        }
+        Self { inner: vec![err.into()], current_path: SourceFileInner::from_path(path) }
     }
 
     fn line_offsets(&self) -> &[usize] {
-        self.line_offsets.get_or_init(|| {
-            self.source
+        self.current_path.line_offsets.get_or_init(|| {
+            self.current_path
+                .source
                 .as_ref()
                 .map(|s| {
                     s.bytes()
@@ -403,34 +419,33 @@ impl quote::ToTokens for FileDiagnostics {
 
 #[derive(Default)]
 pub struct BuildDiagnostics {
-    per_input_file_diagnostics: HashMap<SourceFile, FileDiagnostics>,
+    per_input_file_diagnostics: HashMap<PathBuf, FileDiagnostics>,
     internal_errors: Option<FileDiagnostics>,
 }
 
 impl BuildDiagnostics {
     pub fn add(&mut self, diagnostics: FileDiagnostics) {
-        match self.per_input_file_diagnostics.get_mut(&diagnostics.current_path) {
+        match self.per_input_file_diagnostics.get_mut(&diagnostics.current_path.path) {
             Some(existing_diags) => existing_diags.inner.extend(diagnostics.inner),
             None => {
                 self.per_input_file_diagnostics
-                    .insert(diagnostics.current_path.clone(), diagnostics);
+                    .insert(diagnostics.current_path.path.clone(), diagnostics);
             }
         }
     }
 
-    fn file_diagnostics(&mut self, source_file: &Rc<PathBuf>) -> &mut FileDiagnostics {
-        self.per_input_file_diagnostics.entry(source_file.clone()).or_insert_with(|| {
-            FileDiagnostics { current_path: source_file.clone(), ..Default::default() }
+    fn file_diagnostics(&mut self, path: &Path) -> &mut FileDiagnostics {
+        self.per_input_file_diagnostics.entry(path.into()).or_insert_with(|| FileDiagnostics {
+            current_path: Rc::new(SourceFileInner { path: path.into(), ..Default::default() }),
+            ..Default::default()
         })
     }
 
     pub fn push_diagnostic(&mut self, message: String, source: &dyn Spanned, level: Level) {
         match source.source_file() {
-            Some(source_file) => self.file_diagnostics(source_file).push_diagnostic_with_span(
-                message,
-                source.span(),
-                level,
-            ),
+            Some(source_file) => self
+                .file_diagnostics(source_file.path())
+                .push_diagnostic_with_span(message, source.span(), level),
             None => self.push_internal_error(
                 CompilerDiagnostic { message, span: source.span(), level }.into(),
             ),
@@ -444,7 +459,10 @@ impl BuildDiagnostics {
     pub fn push_internal_error(&mut self, err: Diagnostic) {
         self.internal_errors
             .get_or_insert_with(|| FileDiagnostics {
-                current_path: Rc::new("[internal error]".into()),
+                current_path: Rc::new(SourceFileInner {
+                    path: "[internal error]".into(),
+                    ..Default::default()
+                }),
                 ..Default::default()
             })
             .inner
@@ -458,7 +476,7 @@ impl BuildDiagnostics {
         source: &impl Spanned,
     ) {
         self.file_diagnostics(
-            source.source_file().expect("deprecations cannot be created as internal errors"),
+            source.source_file().expect("deprecations cannot be created as internal errors").path(),
         )
         .push_property_deprecation_warning(old_property, new_property, source);
     }
@@ -488,7 +506,7 @@ impl BuildDiagnostics {
             .flat_map(|diag| {
                 diag.to_string_vec()
                     .iter()
-                    .map(|err| format!("{}: {}", diag.current_path.to_string_lossy(), err))
+                    .map(|err| format!("{}: {}", diag.current_path.path().to_string_lossy(), err))
                     .collect::<Vec<_>>()
             })
             .collect()
diff --git a/sixtyfps_compiler/object_tree.rs b/sixtyfps_compiler/object_tree.rs
index a1dcdd654..f53e6332c 100644
--- a/sixtyfps_compiler/object_tree.rs
+++ b/sixtyfps_compiler/object_tree.rs
@@ -297,7 +297,7 @@ impl Spanned for Element {
         self.node.as_ref().map(|n| n.span()).unwrap_or_default()
     }
 
-    fn source_file(&self) -> Option<&Rc<std::path::PathBuf>> {
+    fn source_file(&self) -> Option<&crate::diagnostics::SourceFile> {
         self.node.as_ref().map(|n| n.0.source_file.as_ref()).flatten()
     }
 }
diff --git a/sixtyfps_compiler/parser.rs b/sixtyfps_compiler/parser.rs
index dacd9a8b9..56b4c2d13 100644
--- a/sixtyfps_compiler/parser.rs
+++ b/sixtyfps_compiler/parser.rs
@@ -521,10 +521,8 @@ impl From<Vec<Token>> for DefaultParser {
 
 impl DefaultParser {
     /// Constructor that create a parser from the source code
-    pub fn new(source: String) -> Self {
-        let mut parser = Self::from(crate::lexer::lex(&source));
-        parser.diags.source = Some(source);
-        parser
+    pub fn new(source: &str) -> Self {
+        Self::from(crate::lexer::lex(&source))
     }
 
     fn current_token(&self) -> Token {
@@ -811,10 +809,11 @@ pub fn parse(
     source: String,
     path: Option<&std::path::Path>,
 ) -> (SyntaxNodeWithSourceFile, FileDiagnostics) {
-    let mut p = DefaultParser::new(source);
+    let mut p = DefaultParser::new(&source);
     document::parse_document(&mut p);
     let source_file = if let Some(path) = path {
-        p.diags.current_path = std::rc::Rc::new(path.to_path_buf());
+        p.diags.current_path =
+            std::rc::Rc::new(crate::diagnostics::SourceFileInner::new(path.to_path_buf(), source));
         Some(p.diags.current_path.clone())
     } else {
         None
diff --git a/sixtyfps_compiler/passes/resolving.rs b/sixtyfps_compiler/passes/resolving.rs
index 676e2d031..4c649e6c7 100644
--- a/sixtyfps_compiler/passes/resolving.rs
+++ b/sixtyfps_compiler/passes/resolving.rs
@@ -411,10 +411,7 @@ impl Expression {
                 ctx.type_loader
                     .and_then(|loader| {
                         loader
-                            .import_file(
-                                node.source_file.as_ref().map(|path_rc| path_rc.as_path()),
-                                &s,
-                            )
+                            .import_file(node.source_file.as_ref().map(|sf| sf.path()), &s)
                             .map(|resolved_file| resolved_file.path)
                     })
                     .unwrap_or_else(|| {
diff --git a/sixtyfps_compiler/tests/syntax_tests.rs b/sixtyfps_compiler/tests/syntax_tests.rs
index 06a058c66..cb612a5e8 100644
--- a/sixtyfps_compiler/tests/syntax_tests.rs
+++ b/sixtyfps_compiler/tests/syntax_tests.rs
@@ -158,10 +158,10 @@ fn process_file_source(
     let mut success = true;
 
     for diagnostics in compile_diagnostics.into_iter() {
-        let source = if *diagnostics.current_path == path {
+        let source = if diagnostics.current_path.path() == path {
             source.clone()
         } else {
-            std::fs::read_to_string(diagnostics.current_path.as_ref())?
+            std::fs::read_to_string(diagnostics.current_path.path())?
         };
         success &= process_diagnostics(diagnostics, source, silent)?;
     }
diff --git a/sixtyfps_compiler/typeloader.rs b/sixtyfps_compiler/typeloader.rs
index 8a3a1fb64..dcdb5f2f1 100644
--- a/sixtyfps_compiler/typeloader.rs
+++ b/sixtyfps_compiler/typeloader.rs
@@ -14,7 +14,7 @@ use std::io::Read;
 use std::path::{Path, PathBuf};
 use std::rc::Rc;
 
-use crate::diagnostics::{BuildDiagnostics, CompilerDiagnostic, FileDiagnostics, SourceFile};
+use crate::diagnostics::{BuildDiagnostics, CompilerDiagnostic, FileDiagnostics};
 use crate::object_tree::{self, Document};
 use crate::parser::{syntax_nodes, SyntaxKind, SyntaxTokenWithSourceFile};
 use crate::typeregister::TypeRegister;
@@ -234,13 +234,7 @@ impl<'a> TypeLoader<'a> {
             }
         };
 
-        self.load_file(
-            &path_canon,
-            SourceFile::new(path.to_owned()),
-            source_code,
-            build_diagnostics,
-        )
-        .await;
+        self.load_file(&path_canon, path, source_code, build_diagnostics).await;
         let _ok = self.all_documents.currently_loading.remove(path_canon.as_path());
         assert!(_ok);
         Some(path_canon)
@@ -252,15 +246,13 @@ impl<'a> TypeLoader<'a> {
     pub async fn load_file(
         &mut self,
         path: &Path,
-        source_path: SourceFile,
+        source_path: &Path,
         source_code: String,
         build_diagnostics: &mut BuildDiagnostics,
     ) {
         let (dependency_doc, mut dependency_diagnostics) =
             crate::parser::parse(source_code, Some(&source_path));
 
-        dependency_diagnostics.current_path = source_path;
-
         if dependency_diagnostics.has_error() {
             build_diagnostics.add(dependency_diagnostics);
             let mut d = Document::default();
@@ -401,7 +393,7 @@ impl<'a> TypeLoader<'a> {
         doc: &syntax_nodes::Document,
         doc_diagnostics: &mut FileDiagnostics,
     ) -> impl Iterator<Item = ImportedTypes> {
-        let referencing_file = doc.source_file.as_ref().unwrap().clone();
+        let referencing_file = doc.source_file.as_ref().unwrap().path().clone();
 
         let mut dependencies = DependenciesByFile::new();
 
diff --git a/tools/lsp/main.rs b/tools/lsp/main.rs
index fbefb7189..abb55c8b1 100644
--- a/tools/lsp/main.rs
+++ b/tools/lsp/main.rs
@@ -194,22 +194,17 @@ fn reload_document(
     let path = Path::new(uri.path());
     let path_canon = path.canonicalize().unwrap_or_else(|_| path.to_owned());
     let mut diag = BuildDiagnostics::default();
-    spin_on::spin_on(document_cache.documents.load_file(
-        &path_canon,
-        sixtyfps_compilerlib::diagnostics::SourceFile::new(path.to_owned()),
-        content,
-        &mut diag,
-    ));
+    spin_on::spin_on(document_cache.documents.load_file(&path_canon, path, content, &mut diag));
 
     for file_diag in diag.into_iter() {
-        if file_diag.current_path.is_relative() {
+        if file_diag.current_path.path().is_relative() {
             continue;
         }
         let diagnostics = file_diag.inner.iter().map(|d| to_lsp_diag(d, &file_diag)).collect();
         connection.sender.send(Message::Notification(lsp_server::Notification::new(
             "textDocument/publishDiagnostics".into(),
             PublishDiagnosticsParams {
-                uri: Url::from_file_path(file_diag.current_path.as_path()).unwrap(),
+                uri: Url::from_file_path(file_diag.current_path.path()).unwrap(),
                 diagnostics,
                 version: None,
             },
@@ -272,7 +267,7 @@ fn goto_definition(
                 sixtyfps_compilerlib::object_tree::QualifiedTypeName::from_node(token.into());
             match parent.kind() {
                 SyntaxKind::Element => {
-                    let doc = document_cache.documents.get_document(source_file.as_path())?;
+                    let doc = document_cache.documents.get_document(source_file.path())?;
                     match doc.local_registry.lookup_qualified(&qual.members) {
                         sixtyfps_compilerlib::langtype::Type::Component(c) => {
                             goto_node(document_cache, &c.root_element.borrow().node.as_ref()?.0)
@@ -291,7 +286,7 @@ fn goto_node(
     document_cache: &mut DocumentCache,
     node: &SyntaxNodeWithSourceFile,
 ) -> Option<GotoDefinitionResponse> {
-    let path = node.source_file.as_ref()?.as_path();
+    let path = node.source_file.as_ref()?.path();
     let target_uri = Url::from_file_path(path).ok()?;
     let newline_offsets = match document_cache.newline_offsets.entry(target_uri.clone()) {
         std::collections::hash_map::Entry::Occupied(e) => e.into_mut(),