Class: Dependabot::Python::UpdateChecker::PipCompileVersionResolver

Inherits:
Object
  • Object
show all
Defined in:
lib/dependabot/python/update_checker/pip_compile_version_resolver.rb

Overview

This class does version resolution for pip-compile. Its approach is:

  • Unlock the dependency we’re checking in the requirements.in file

  • Run ‘pip-compile` and see what the result is

rubocop:disable Metrics/ClassLength

Constant Summary collapse

GIT_DEPENDENCY_UNREACHABLE_REGEX = 
/git clone --filter=blob:none --quiet (?<url>[^\s]+).* /
GIT_REFERENCE_NOT_FOUND_REGEX = 
/Did not find branch or tag '(?<tag>[^\n"]+)'/m
NATIVE_COMPILATION_ERROR = 
"pip._internal.exceptions.InstallationSubprocessError: Command errored out with exit status 1:"
PYTHON_PACKAGE_NAME_REGEX =

See packaging.python.org/en/latest/tutorials/packaging-projects/#configuring-metadata

/[A-Za-z0-9_\-]+/
RESOLUTION_IMPOSSIBLE_ERROR = 
"ResolutionImpossible"
ERROR_REGEX = 
/(?<=ERROR\:\W).*$/

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(dependency:, dependency_files:, credentials:) ⇒ PipCompileVersionResolver

Returns a new instance of PipCompileVersionResolver.



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# File 'lib/dependabot/python/update_checker/pip_compile_version_resolver.rb', line 39

def initialize(dependency:, dependency_files:, credentials:)
  @dependency               = dependency
  @dependency_files         = dependency_files
  @credentials              = credentials
  @build_isolation = true
end

Instance Attribute Details

#credentials ⇒ Object (readonly)

Returns the value of attribute credentials.



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# File 'lib/dependabot/python/update_checker/pip_compile_version_resolver.rb', line 37

def credentials
  @credentials
end

#dependency ⇒ Object (readonly)

Returns the value of attribute dependency.



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# File 'lib/dependabot/python/update_checker/pip_compile_version_resolver.rb', line 37

def dependency
  @dependency
end

#dependency_files ⇒ Object (readonly)

Returns the value of attribute dependency_files.



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# File 'lib/dependabot/python/update_checker/pip_compile_version_resolver.rb', line 37

def dependency_files
  @dependency_files
end

Instance Method Details

#latest_resolvable_version(requirement: nil) ⇒ Object 



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# File 'lib/dependabot/python/update_checker/pip_compile_version_resolver.rb', line 46

def latest_resolvable_version(requirement: nil)
  version_string =
    fetch_latest_resolvable_version_string(requirement: requirement)

  version_string.nil? ? nil : Python::Version.new(version_string)
end

#resolvable?(version:) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dependabot/python/update_checker/pip_compile_version_resolver.rb', line 53

def resolvable?(version:)
  @resolvable ||= {}
  return @resolvable[version] if @resolvable.key?(version)

  @resolvable[version] = if fetch_latest_resolvable_version_string(requirement: "==#{version}")
                           true
                         else
                           false
                         end
end