39 lines
1.5 KiB
Python
39 lines
1.5 KiB
Python
#!/usr/bin/env python3
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import sys
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import json
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import os
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import subprocess
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def eprint(text: str):
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print(text, file=sys.stderr)
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if not os.path.exists("dub.selections.json"):
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eprint("The file `dub.selections.json` does not exist in the current working directory")
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eprint("run `dub upgrade --annotate` to generate it")
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sys.exit(1)
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with open("dub.selections.json") as f:
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selectionsJson = json.load(f)
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versionDict: dict[str, str] = selectionsJson["versions"]
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for pname in versionDict:
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version = versionDict[pname]
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if version.startswith("~"):
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eprint(f'Package "{pname}" has a branch-type version "{version}", which doesn\'t point to a fixed version')
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eprint("You can resolve it by manually changing the required version to a fixed one inside `dub.selections.json`")
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eprint("When packaging, you might need to create a patch for `dub.sdl` or `dub.json` to accept the changed version")
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sys.exit(1)
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lockedDependenciesDict: dict[str, dict[str, str]] = {}
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for pname in versionDict:
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version = versionDict[pname]
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eprint(f"Fetching {pname}@{version}")
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url = f"https://code.dlang.org/packages/{pname}/{version}.zip"
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command = ["nix-prefetch-url", "--type", "sha256", url]
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sha256 = subprocess.run(command, check=True, text=True, stdout=subprocess.PIPE, stderr=subprocess.DEVNULL).stdout.rstrip()
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lockedDependenciesDict[pname] = {"version": version, "sha256": sha256}
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print(json.dumps({"dependencies": lockedDependenciesDict}, indent=2))
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