Halt on KeyboardInterrupt (#56)

Closes #53

.gitignore

@@ -10,3 +10,4 @@ __pycache__
 
 #auto-generated
 /dbt_pumpkin/version.py
+/.dbt_project

README.md

@@ -253,6 +253,10 @@ hatch config set dirs.env.virtual .hatch
 hatch test
 # test across different python & dbt versions
 hatch test --all
+
+# sometimes working DBT project is required to verify user experience
+hatch run scripts/generate.py
+hatch run dbt build
 ```
 
 ## Troubleshooting

dbt_pumpkin/loader.py

@@ -289,6 +289,8 @@ def event_callback(event: EventMsg):
                         result_callback(potential_result[operation_name])
                     else:
                         logger.debug("Ignoring potential result: no '%s' key: %s", operation_name, potential_result)
+                except KeyboardInterrupt as e:
+                    raise e  # noqa: TRY201
                 except Exception:  # noqa: BLE001
                     # We DO need to catch any exceptions while handling events
                     # otherwise dbtRunner will exit with exception

pyproject.toml

@@ -27,6 +27,7 @@ source = "versioningit"
 [tool.hatch.build]
 exclude = [
   "/.github",
+  "/.dbt_project",
   "/tests",
   "/.pre-commit-config.yaml",
   "/.gitignore"
@@ -46,6 +47,8 @@ dependencies = [
 [tool.hatch.envs.default.env-vars]
 EXPECTED_PYTHON_VERSION = "3.12"
 EXPECTED_DBT_VERSION = "1.8"
+DBT_PROJECT_DIR = ".dbt_project"
+DBT_PROFILES_DIR = ".dbt_project"
 
 [tool.hatch.envs.hatch-test]
 extra-dependencies = [

scripts/generate.py

@@ -0,0 +1,42 @@
+# /// script
+# requires-python = ">=3.9"
+# ///
+
+from pathlib import Path
+
+project_dir: Path = Path(__file__, "../../.dbt_project").resolve()
+
+print(f"Will generate DBT project at {project_dir}")
+
+project_dir.mkdir(parents=True, exist_ok=True)
+
+(project_dir / "dbt_project.yml").write_text("""\
+name: my_pumpkin
+version: 1.0.0
+profile: test_pumpkin
+models:
+  my_pumpkin:
+    +dbt-pumpkin-path: "_schema/{name}.yml"
+""")
+
+(project_dir / "profiles.yml").write_text(f"""\
+test_pumpkin:
+  target: test
+  outputs:
+    test:
+      # Comment to stop formatting in 1 line
+      type: duckdb
+      path: {project_dir}/test.duckdb
+      threads: 8
+""")
+
+models_dir = project_dir / "models"
+models_dir.mkdir(parents=True, exist_ok=True)
+
+for i in range(1, 1000):
+    model_path = models_dir / f"model_{i}.sql"
+    model_path.write_text("""\
+        select 1 as id
+    """)
+
+print("Generated")