module RuboCop::Cop::StatementModifier
Common functionality for modifier cops.
Private Instance Methods
indentation_multiplier()
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# File lib/rubocop/cop/mixin/statement_modifier.rb, line 57 def indentation_multiplier return 1 if config.for_cop('Layout/Tab')['Enabled'] default_configuration = RuboCop::ConfigLoader.default_configuration config.for_cop('Layout/Tab')['IndentationWidth'] || config.for_cop('Layout/IndentationWidth')['Width'] || default_configuration.for_cop('Layout/Tab')['IndentationWidth'] || default_configuration.for_cop('Layout/IndentationWidth')['Width'] end
length_in_modifier_form(node, cond, body_length)
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# File lib/rubocop/cop/mixin/statement_modifier.rb, line 43 def length_in_modifier_form(node, cond, body_length) indentation = node.loc.keyword.column * indentation_multiplier kw_length = node.loc.keyword.size cond_length = cond.source_range.size space = 1 indentation + body_length + space + kw_length + space + cond_length end
max_line_length()
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# File lib/rubocop/cop/mixin/statement_modifier.rb, line 51 def max_line_length return unless config.for_cop('Metrics/LineLength')['Enabled'] config.for_cop('Metrics/LineLength')['Max'] end
modifier_fits_on_single_line?(node)
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# File lib/rubocop/cop/mixin/statement_modifier.rb, line 34 def modifier_fits_on_single_line?(node) return true unless max_line_length modifier_length = length_in_modifier_form(node, node.condition, node.body.source_length) modifier_length <= max_line_length end
non_eligible_body?(body)
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# File lib/rubocop/cop/mixin/statement_modifier.rb, line 23 def non_eligible_body?(body) body.nil? || body.empty_source? || body.begin_type? || processed_source.commented?(body.source_range) end
non_eligible_condition?(condition)
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# File lib/rubocop/cop/mixin/statement_modifier.rb, line 30 def non_eligible_condition?(condition) condition.each_node.any?(&:lvasgn_type?) end
non_eligible_node?(node)
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# File lib/rubocop/cop/mixin/statement_modifier.rb, line 17 def non_eligible_node?(node) node.nonempty_line_count > 3 || !node.modifier_form? && processed_source.commented?(node.loc.end) end
single_line_as_modifier?(node)
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# File lib/rubocop/cop/mixin/statement_modifier.rb, line 9 def single_line_as_modifier?(node) return false if non_eligible_node?(node) || non_eligible_body?(node.body) || non_eligible_condition?(node.condition) modifier_fits_on_single_line?(node) end