Most files suffered major changes

- Less ambiguous syntax
- Better parser (Chumsky only does tokenization now)
- Tidy(|ier) error handling
- Facade for simplified embedding
- External code grouped in (fairly) self-contained Systems
- Dynamic action dispatch
- Many STL additions

src/pipeline/project_tree/parse_file.rs

@@ -4,9 +4,9 @@ use super::add_prelude::add_prelude;
 use super::collect_ops::{collect_ops_for, ExportedOpsCache};
 use super::normalize_imports::normalize_imports;
 use super::prefix::prefix;
+use crate::error::ProjectResult;
 use crate::interner::{Interner, Tok};
 use crate::parse;
-use crate::pipeline::error::ProjectError;
 use crate::pipeline::source_loader::LoadedSourceTable;
 use crate::representations::sourcefile::{normalize_namespaces, FileEntry};
 
@@ -24,7 +24,7 @@ pub fn parse_file(
   ops_cache: &ExportedOpsCache,
   i: &Interner,
   prelude: &[FileEntry],
-) -> Result<Vec<FileEntry>, Rc<dyn ProjectError>> {
+) -> ProjectResult<Vec<FileEntry>> {
   let ld = &loaded[path];
   // let ops_cache = collect_ops::mk_cache(loaded, i);
   let ops = collect_ops_for(path, loaded, ops_cache, i)?;
@@ -34,8 +34,10 @@ pub fn parse_file(
     ops: &ops_vec,
     file: Rc::new(i.extern_all(path)),
   };
-  let entries = parse::parse(ld.text.as_str(), ctx)
-    .expect("This error should have been caught during loading");
+  let entries = i.expect(
+    parse::parse2(ld.text.as_str(), ctx),
+    "This error should have been caught during loading",
+  );
   let with_prelude = add_prelude(entries, path, prelude);
   let impnormalized =
     normalize_imports(&ld.preparsed.0, with_prelude, path, ops_cache, i);