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ca63122ce4
If the latest version we know about is 1.9, and we are faced with 1.10, then we try 1.9 rather than failing with an exception.
69 lines
2.4 KiB
Python
Executable File
69 lines
2.4 KiB
Python
Executable File
#!/usr/bin/python
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import platform
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import re
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import shutil
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import subprocess
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import sys
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def is_windows():
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'''Whether we appear to be running on Windows'''
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if platform.system() == 'Windows':
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return True
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if platform.system().startswith('CYGWIN'):
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return True
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return False
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def version_tuple_to_string(version):
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return f'{version[0]}.{version[1]}.{version[2]}{version[3]}'
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def version_string_to_tuple(version):
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m = re.match(r'([0-9]+)\.([0-9]+)\.([0-9]+)(.*)', version)
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return tuple([int(m.group(i)) for i in range(1, 4)] + [m.group(4)])
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# Version number used by CI.
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ci_version = '1.8.10'
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many_versions = [ '1.4.32', '1.5.0', '1.5.10', '1.5.20', '1.5.30', '1.6.0', '1.6.20', '1.7.0', '1.7.20', '1.8.0', '1.9.0-Beta' ]
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many_versions_tuples = [version_string_to_tuple(v) for v in many_versions]
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class KotlincNotFoundException(Exception):
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pass
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def get_single_version(fakeVersionOutput = None):
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# kotlinc might be kotlinc.bat or kotlinc.cmd on Windows, so we use `which` to find out what it is
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kotlinc = shutil.which('kotlinc')
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if kotlinc is None:
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raise KotlincNotFoundException()
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versionOutput = subprocess.run([kotlinc, '-version'], stdout=subprocess.PIPE, stderr=subprocess.PIPE, universal_newlines=True).stderr if fakeVersionOutput is None else fakeVersionOutput
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m = re.match(r'.* kotlinc-jvm ([0-9]+\.[0-9]+\.[0-9]+-?[a-zA-Z]*) .*', versionOutput)
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if m is None:
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raise Exception('Cannot detect version of kotlinc (got ' + str(versionOutput) + ')')
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current_version = version_string_to_tuple(m.group(1))
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many_versions_tuples.sort(reverse = True)
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for version in many_versions_tuples:
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if version[0:3] <= current_version[0:3]:
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return version_tuple_to_string(version)
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raise Exception(f'No suitable kotlinc version found for {current_version} (got {versionOutput}; know about {str(many_versions)})')
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def get_latest_url():
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url = 'https://github.com/JetBrains/kotlin/releases/download/v' + ci_version + '/kotlin-compiler-' + ci_version + '.zip'
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return url
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if __name__ == "__main__":
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args = sys.argv
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if len(args) < 2:
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raise Exception("Bad arguments")
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command = args[1]
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if command == 'latest-url':
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print(get_latest_url())
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elif command == 'single-version':
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print(get_single_version(*args[2:]))
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else:
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raise Exception("Unknown command: " + command)
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