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import json
from pathlib import Path
import re
import shutil
import sys
import toml
import util
import yaml
registry_path = Path(sys.argv[1])
package_overrides = json.loads(sys.argv[2])
desired_packages_path = Path(sys.argv[3])
out_path = Path(sys.argv[4])
with open(desired_packages_path, "r") as f:
desired_packages = yaml.safe_load(f) or []
registry = toml.load(registry_path / "Registry.toml")
def ensure_version_valid(version):
"""
Ensure a version string is a valid Julia-parsable version.
It doesn't really matter what it looks like as it's just used for overrides.
"""
return re.sub('[^0-9\.]','', version)
with open(out_path, "w") as f:
f.write("{fetchgit}:\n")
f.write("{\n")
for pkg in desired_packages:
uuid = pkg["uuid"]
if pkg["name"] in package_overrides:
treehash = util.get_commit_info(package_overrides[pkg["name"]])["tree"]
f.write(f""" "{uuid}" = {{
src = null; # Overridden: will fill in later
name = "{pkg["name"]}";
version = "{ensure_version_valid(pkg["version"])}";
treehash = "{treehash}";
}};\n""")
elif uuid in registry["packages"]:
registry_info = registry["packages"][uuid]
path = registry_info["path"]
packageToml = toml.load(registry_path / path / "Package.toml")
versions_toml = registry_path / path / "Versions.toml"
all_versions = toml.load(versions_toml)
if not pkg["version"] in all_versions: continue
version_to_use = all_versions[pkg["version"]]
if not "nix-sha256" in version_to_use:
raise KeyError(f"""Couldn't find nix-sha256 hash for {pkg["name"]} {pkg["version"]} in {versions_toml}. This might indicate that we failed to prefetch the hash when computing the augmented registry. Was there a relevant failure in {registry_path / "failures.yml"}?""")
repo = packageToml["repo"]
f.write(f""" "{uuid}" = {{
src = fetchgit {{
url = "{repo}";
rev = "{version_to_use["git-tree-sha1"]}";
sha256 = "{version_to_use["nix-sha256"]}";
}};
name = "{pkg["name"]}";
version = "{pkg["version"]}";
treehash = "{version_to_use["git-tree-sha1"]}";
}};\n""")
else:
# print("Warning: couldn't figure out what to do with pkg in sources_nix.py", pkg)
pass
f.write("}")
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