Class: RuboCop::Cop::Naming::VariableName

Inherits:

Cop

• Object
• Cop
• RuboCop::Cop::Naming::VariableName

Includes:

ConfigurableNaming

Defined in:

lib/rubocop/cop/naming/variable_name.rb

Overview

This cop makes sure that all variables use the configured style, snake_case or camelCase, for their names.

Examples:

EnforcedStyle: snake_case (default)

# bad
fooBar = 1

# good
foo_bar = 1

EnforcedStyle: camelCase

# bad
foo_bar = 1

# good
fooBar = 1

Constant Summary

MSG =

'Use %<style>s for variable names.'

Constants included from ConfigurableNaming

ConfigurableNaming::FORMATS

Constants included from Util

Util::LITERAL_REGEX

Instance Attribute Summary

Attributes inherited from Cop

#config, #corrections, #offenses, #processed_source

Instance Method Summary

• #on_lvasgn(node) ⇒ Object (also: #on_ivasgn, #on_cvasgn, #on_arg, #on_optarg, #on_restarg, #on_kwoptarg, #on_kwarg, #on_kwrestarg, #on_blockarg)

Methods included from ConfigurableFormatting

#check_name, #class_emitter_method?, #report_opposing_styles, #valid_name?

Methods included from ConfigurableEnforcedStyle

#alternative_style, #alternative_styles, #ambiguous_style_detected, #correct_style_detected, #detected_style, #detected_style=, #no_acceptable_style!, #no_acceptable_style?, #opposite_style_detected, #style, #style_detected, #style_parameter_name, #supported_styles, #unexpected_style_detected

Methods inherited from Cop

#add_offense, all, autocorrect_incompatible_with, badge, #config_to_allow_offenses, #config_to_allow_offenses=, #cop_config, #cop_name, cop_name, #correct, department, #disable_uncorrectable, #duplicate_location?, #excluded_file?, #find_location, #highlights, inherited, #initialize, #join_force?, lint?, match?, #messages, #parse, qualified_cop_name, #reason_to_not_correct, #relevant_file?, #target_rails_version, #target_ruby_version

Methods included from AST::Sexp

#s

Methods included from NodePattern::Macros

#def_node_matcher, #def_node_search, #node_search, #node_search_all, #node_search_body, #node_search_first

Methods included from AutocorrectLogic

#autocorrect?, #autocorrect_enabled?, #autocorrect_requested?, #correctable?, #disable_offense, #disable_uncorrectable?, #support_autocorrect?

Methods included from IgnoredNode

#ignore_node, #ignored_node?, #part_of_ignored_node?

Methods included from Util

begins_its_line?, comment_line?, double_quotes_required?, escape_string, first_part_of_call_chain, interpret_string_escapes, line_range, needs_escaping?, on_node, parentheses?, same_line?, to_string_literal, to_supported_styles, tokens, trim_string_interporation_escape_character

Methods included from PathUtil

absolute?, chdir, hidden_dir?, hidden_file_in_not_hidden_dir?, match_path?, pwd, relative_path, reset_pwd, smart_path

Constructor Details

This class inherits a constructor from RuboCop::Cop::Cop

Instance Method Details

#on_lvasgn(node) ⇒ Object Also known as: on_ivasgn, on_cvasgn, on_arg, on_optarg, on_restarg, on_kwoptarg, on_kwarg, on_kwrestarg, on_blockarg

# File 'lib/rubocop/cop/naming/variable_name.rb', line 27

def on_lvasgn(node)
  name, = *node
  return unless name

  check_name(node, name, node.loc.name)
end