improve error message when entry does not have name

core/dbt/parser/schemas.py

@@ -2,6 +2,7 @@ import datetime
 import time
 from abc import ABCMeta, abstractmethod
 from dataclasses import dataclass, field
+from pprint import pformat
 from typing import Any, Callable, Dict, Generic, Iterable, List, Optional, Type, TypeVar
 
 from dbt.artifacts.resources import RefArgs
@@ -383,7 +384,9 @@ class YamlReader(metaclass=ABCMeta):
                 raise YamlParseListError(path, self.key, data, "expected a dict with string keys")
 
             if "name" not in entry and "model" not in entry:
-                raise ParsingError("Entry did not contain a name")
+                raise ParsingError(
+                    f"Entry in '{self.yaml.path.original_file_path}' did not contain a name:\n{pformat(entry, sort_dicts=False)}"
+                )
 
             unrendered_config = {}
             if "config" in entry:

tests/functional/parsing_errors/test_parsing_errors.py

@@ -0,0 +1,27 @@
+import pytest
+
+from dbt.exceptions import ParsingError
+from dbt.tests.util import run_dbt
+
+schema_yml_model_no_name = """
+data_tests:
+  - description: "{{ doc('my_singular_test_documentation') }}"
+    config:
+      error_if: ">10"
+    meta:
+      some_key: some_val
+"""
+
+
+class TestParsingErrors:
+    @pytest.fixture(scope="class")
+    def models(self):
+        return {
+            "schema.yml": schema_yml_model_no_name,
+        }
+
+    def test_parsing_error_no_entry_name(self, project):
+        with pytest.raises(
+            ParsingError, match="Entry in 'models/schema.yml' did not contain a name"
+        ):
+            run_dbt(["parse"])