class RuboCop::Cop::Style::IfCorrector

Corrector to correct conditional assignment in ‘if` statements.

Public Class Methods

correct(corrector, cop, node) click to toggle source
# File lib/rubocop/cop/style/conditional_assignment.rb, line 569
def correct(corrector, cop, node)
  correct_if_branches(corrector, cop, node)
end
move_assignment_inside_condition(corrector, node) click to toggle source
# File lib/rubocop/cop/style/conditional_assignment.rb, line 573
def move_assignment_inside_condition(corrector, node)
  column = node.loc.expression.column
  *_var, condition = *node
  assignment = assignment(node)

  corrector.remove(assignment)

  condition.branches.flatten.each do |branch|
    move_branch_inside_condition(corrector, branch, condition, assignment, column)
  end
end

Private Class Methods

extract_tail_branches(node) click to toggle source
# File lib/rubocop/cop/style/conditional_assignment.rb, line 587
def extract_tail_branches(node)
  if_branch, *elsif_branches, else_branch = *node.branches
  elsif_branches.map! { |branch| tail(branch) }

  [tail(if_branch), elsif_branches, tail(else_branch)]
end
move_branch_inside_condition(corrector, branch, condition, assignment, column) click to toggle source
# File lib/rubocop/cop/style/conditional_assignment.rb, line 594
def move_branch_inside_condition(corrector, branch, condition,
                                 assignment, column)
  branch_assignment = tail(branch)
  corrector.insert_before(branch_assignment, assignment.source)

  remove_whitespace_in_branches(corrector, branch, condition, column)

  return unless (branch_else = branch.parent.loc.else)

  corrector.remove_preceding(branch_else, branch_else.column - column)
end