Set COVERAGE_PROCESS_START

Author: Tinche

Justfile

@@ -2,5 +2,5 @@ test python='':
     uv run {{ if python != '' { '-p ' + python } else { '' } }} --all-extras --group test pytest -x --ff -n auto tests/
 
 cov python='':
-    uv run {{ if python != '' { '-p ' + python } else { '' } }} python -c 'import pathlib, site; pathlib.Path(f"{site.getsitepackages()[0]}/cov.pth").write_text("import coverage; coverage.process_startup()")'
-    uv run {{ if python != '' { '-p ' + python } else { '' } }} --all-extras --group test coverage run -m pytest -x --ff -n auto tests/
+    @uv run {{ if python != '' { '-p ' + python } else { '' } }} python -c 'import pathlib, site; pathlib.Path(f"{site.getsitepackages()[0]}/cov.pth").write_text("import coverage; coverage.process_startup()")'
+    COVERAGE_PROCESS_START={{justfile_directory()}}/pyproject.toml uv run {{ if python != '' { '-p ' + python } else { '' } }} --all-extras --group test coverage run -m pytest -x --ff -n auto tests/