Class: RuboCop::Cop::FormulaAudit::PythonVersions Private

Inherits:
RuboCop::Cop::FormulaCop show all
Extended by:
AutoCorrector
Defined in:
rubocops/lines.rb,
sorbet/rbi/dsl/rubo_cop/cop/formula_audit/python_versions.rbi

Overview

This class is part of a private API. This class may only be used in the Homebrew/brew repository. Third parties should avoid using this class if possible, as it may be removed or changed without warning.

This cop makes sure that Python versions are consistent.

Instance Attribute Summary

Attributes inherited from RuboCop::Cop::FormulaCop

#file_path

Instance Method Summary collapse

Methods inherited from RuboCop::Cop::FormulaCop

#audit_comments, #audit_urls, #caveats_strings, #dependency_name_hash_match?, #dependency_type_hash_match?, #depends_on?, #depends_on_name_type?, #formula_tap, #get_checksum_node, #on_class, #required_dependency?, #required_dependency_name?, #style_exceptions_dir, #tap_style_exception?, #versioned_formula?

Methods included from HelperFunctions

#block_method_called_in_block?, #check_precedence, #class_name, #component_precedes?, #end_column, #expression_negated?, #find_all_blocks, #find_block, #find_blocks, #find_const, #find_every_func_call_by_name, #find_every_method_call_by_name, #find_instance_call, #find_instance_method_call, #find_method_calls_by_name, #find_method_def, #find_method_with_args, #find_node_method_by_name, #find_strings, #format_component, #line_number, #line_start_column, #method_called?, #method_called_ever?, #method_name, #node_equals?, #offending_node, #parameters, #parameters_passed?, #problem, #regex_match_group, #source_buffer, #start_column, #string_content

Instance Method Details

#audit_formula(formula_nodes) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:



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# File 'rubocops/lines.rb', line 464

def audit_formula(formula_nodes)
  return if (body_node = formula_nodes.body_node).nil?

  python_formula_node = find_every_method_call_by_name(body_node, :depends_on).find do |dep|
    string_content(parameters(dep).fetch(0)).start_with? "python@"
  end

  python_version = if python_formula_node.blank?
    other_python_nodes = find_every_method_call_by_name(body_node, :depends_on).select do |dep|
      first_param = parameters(dep).first
      first_param.instance_of?(RuboCop::AST::HashNode) &&
        string_content(first_param.keys.first).start_with?("python@")
    end
    return if other_python_nodes.size != 1

    string_content(T.cast(parameters(other_python_nodes.fetch(0)).fetch(0), RuboCop::AST::HashNode).keys.first).split("@").last
  else
    string_content(parameters(python_formula_node).fetch(0)).split("@").last
  end

  find_strings(body_node).each do |str|
    content = string_content(str)

    next unless (match = content.match(/^python(@)?(\d\.\d+)$/))
    next if python_version == match[2]

    fix = if match[1]
      "python@#{python_version}"
    else
      "python#{python_version}"
    end

    offending_node(str)
    problem "References to `#{content}` should " \
            "match the specified python dependency (`#{fix}`)" do |corrector|
      corrector.replace(str.source_range, "\"#{fix}\"")
    end
  end
end