Class: RuboCop::Cop::Style::VariableInterpolation

Inherits:

Base

• Object
• Base
• RuboCop::Cop::Style::VariableInterpolation

Extended by:

AutoCorrector

Includes:

Interpolation

Defined in:

lib/rubocop/cop/style/variable_interpolation.rb

Overview

Checks for variable interpolation (like “#@ivar”).

Examples:

# bad
"His name is #$name"
/check #$pattern/
"Let's go to the #@store"

# good
"His name is #{$name}"
/check #{$pattern}/
"Let's go to the #{@store}"

Constant Summary

MSG =

'Replace interpolated variable `%<variable>s` with expression `#{%<variable>s}`.'

Constants inherited from Base

Base::RESTRICT_ON_SEND

Instance Attribute Summary

Attributes inherited from Base

#config, #processed_source

Instance Method Summary

• #on_node_with_interpolations(node) ⇒ Object

Methods included from AutoCorrector

support_autocorrect?

Methods included from Interpolation

#on_dstr, #on_interpolation

Methods inherited from Base

#active_support_extensions_enabled?, #add_global_offense, #add_offense, #always_autocorrect?, autocorrect_incompatible_with, badge, #begin_investigation, callbacks_needed, #callbacks_needed, #config_to_allow_offenses, #config_to_allow_offenses=, #contextual_autocorrect?, #cop_config, cop_name, #cop_name, department, documentation_url, exclude_from_registry, #excluded_file?, #external_dependency_checksum, inherited, #initialize, #inspect, joining_forces, lint?, match?, #offenses, #on_investigation_end, #on_new_investigation, #on_other_file, #parse, #parser_engine, #ready, #relevant_file?, requires_gem, #string_literals_frozen_by_default?, support_autocorrect?, support_multiple_source?, #target_rails_version, #target_ruby_version

Methods included from ExcludeLimit

#exclude_limit

Methods included from AutocorrectLogic

#autocorrect?, #autocorrect_enabled?, #autocorrect_requested?, #autocorrect_with_disable_uncorrectable?, #correctable?, #disable_uncorrectable?, #safe_autocorrect?

Methods included from IgnoredNode

#ignore_node, #ignored_node?, #part_of_ignored_node?

Methods included from Util

silence_warnings

Constructor Details

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

Instance Method Details

#on_node_with_interpolations(node) ⇒ Object

# File 'lib/rubocop/cop/style/variable_interpolation.rb', line 24

def on_node_with_interpolations(node)
  var_nodes(node.children).each do |var_node|
    add_offense(var_node) do |corrector|
      corrector.replace(var_node, "{#{var_node.source}}")
    end
  end
end