feat: Report compilation warnings before errors

crates/noirc_errors/src/reporter.rs

@@ -115,8 +115,18 @@ pub fn report_all(
     diagnostics: &[FileDiagnostic],
     deny_warnings: bool,
 ) -> ReportedErrors {
+    let mut ordered_diagnostics = Vec::new();
+    let mut ordered_errors = Vec::new();
+    for diagnostic in diagnostics {
+        if diagnostic.diagnostic.is_warning() {
+            ordered_diagnostics.push(diagnostic);
+        } else {
+            ordered_errors.push(diagnostic);
+        }
+    }
+    ordered_diagnostics.append(&mut ordered_errors);
     let error_count =
-        diagnostics.iter().map(|error| error.report(files, deny_warnings) as u32).sum();
+        ordered_diagnostics.iter().map(|error| error.report(files, deny_warnings) as u32).sum();
 
     ReportedErrors { error_count }
 }