74 lines
2.6 KiB
Python
Executable File
74 lines
2.6 KiB
Python
Executable File
#!/usr/bin/env nix-shell
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#!nix-shell -i python3 -p python3
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import collections.abc
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import fileinput
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import json
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import os.path
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import re
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import sys
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def remove(attr):
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with open(os.path.join(os.path.dirname(__file__), 'node-packages.json'), 'r+') as node_packages_json:
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packages = json.load(node_packages_json)
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idx = 0
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while idx < len(packages):
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if packages[idx] == attr or (isinstance(packages[idx], collections.abc.Mapping) and next(iter(packages[idx].keys())) == attr):
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del packages[idx]
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else:
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idx += 1
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node_packages_json.seek(0)
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for idx, package in enumerate(packages):
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if idx == 0:
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node_packages_json.write('[\n ')
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else:
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node_packages_json.write(', ')
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json.dump(package, node_packages_json)
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node_packages_json.write('\n')
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node_packages_json.write(']\n')
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node_packages_json.truncate()
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with fileinput.input(os.path.join(os.path.dirname(__file__), 'node-packages.nix'), inplace=1) as node_packages:
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safe_attr = re.escape(attr)
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in_attr = False
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for line in node_packages:
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if in_attr:
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if re.fullmatch(r' \};\n', line):
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in_attr = False
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else:
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if re.fullmatch(rf' (?:{safe_attr}|"{safe_attr}") = nodeEnv\.buildNodePackage \{{\n', line):
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in_attr = True
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else:
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sys.stdout.write(line)
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with fileinput.input(os.path.join(os.path.dirname(__file__), 'main-programs.nix'), inplace=1) as main_programs:
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safe_attr = re.escape(attr)
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for line in main_programs:
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if not re.fullmatch(rf' "?{safe_attr}"? = ".*";\n', line):
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sys.stdout.write(line)
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with fileinput.input(os.path.join(os.path.dirname(__file__), 'overrides.nix'), inplace=1) as overrides:
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safe_attr = re.escape(attr)
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in_attr = False
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for line in overrides:
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if in_attr:
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if re.fullmatch(r' \}\)?;\n', line):
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in_attr = False
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else:
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if re.fullmatch(rf' (?:{safe_attr}|"{safe_attr}") = .* \{{\n', line):
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in_attr = True
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else:
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sys.stdout.write(line)
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if __name__ == '__main__':
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import argparse
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parser = argparse.ArgumentParser(description='Remove a given package from the node-packages.nix file')
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parser.add_argument('attr', help='The package attribute to remove')
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args = parser.parse_args()
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remove(args.attr)
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