Class: RuboCop::Cop::FormulaAudit::ChecksumCase Private

Inherits:
RuboCop::Cop::FormulaCop show all
Extended by:
AutoCorrector
Defined in:
rubocops/checksum.rb

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 checksum strings are lowercase.

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?, #block_size, #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, #size, #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/checksum.rb', line 50

def audit_formula(formula_nodes)
  sha256_calls = find_every_method_call_by_name(formula_nodes.body_node, :sha256)
  sha256_calls.each do |sha256_call|
    checksum = get_checksum_node(sha256_call)
    next if checksum.nil?
    next unless regex_match_group(checksum, /[A-F]+/)

    add_offense(@offensive_source_range, message: "sha256 should be lowercase") do |corrector|
      correction = T.must(@offensive_node).source.downcase
      corrector.insert_before(T.must(@offensive_node).source_range, correction)
      corrector.remove(T.must(@offensive_node).source_range)
    end
  end
end