added rough code for model validation for .pysa files

Author: m0mosenpai

client/commands/v2/persistent.py

@@ -32,6 +32,7 @@
     incremental,
     server_event,
 )
+from api import query
 
 LOG: logging.Logger = logging.getLogger(__name__)
 
@@ -502,6 +503,37 @@ def type_errors_to_diagnostics(
     return result
 
 
+# ** NEW **
+# Convert InvalidModel to Diagnostic object
+def invalid_model_to_diagnostic(
+    invalid_model: query.InvalidModel,
+) -> lsp.Diagnostic:
+    return lsp.Diagnostic(
+        range=lsp.Range(
+            start=lsp.Position(line=invalid_model.line, character=invalid_model.column),
+            end=lsp.Position(
+                line=invalid_model.stop_line, character=invalid_model.stop_column
+            ),
+        ),
+        message=invalid_model.full_error_message,
+        severity=lsp.DiagnosticSeverity.ERROR,
+        code=None,
+        source="Pysa",
+    )
+
+
+# ** NEW **
+# Convert list of InvalidModels to list of Diagnostics
+def invalid_models_to_diagnostics(
+    invalid_models: Sequence[query.InvalidModel],
+) -> Dict[Path, List[lsp.Diagnostic]]:
+    result: Dict[Path, List[lsp.Diagnostic]] = {}
+    for model in invalid_models:
+        result.setdefault(model.path, []).append(invalid_model_to_diagnostic(model))
+    # LOG.info(f"invalid_models_to_diagnostics(): result = {result}")
+    return result
+
+
 class PyreServerHandler(connection.BackgroundTask):
     binary_location: str
     server_identifier: str