class RuboCop::Cop::Style::CaseCorrector
Corrector
to correct conditional assignment in `case` statements.
Public Class Methods
correct(cop, node)
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# File lib/rubocop/cop/style/conditional_assignment.rb, line 618 def correct(cop, node) when_branches, else_branch = extract_tail_branches(node) lambda do |corrector| corrector.insert_before(node.source_range, lhs(else_branch)) correct_branches(corrector, when_branches) replace_branch_assignment(corrector, else_branch) corrector.insert_before(node.loc.end, indent(cop, lhs(else_branch))) end end
move_assignment_inside_condition(node)
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# File lib/rubocop/cop/style/conditional_assignment.rb, line 631 def move_assignment_inside_condition(node) column = node.loc.expression.column *_var, condition = *node assignment = assignment(node) lambda do |corrector| corrector.remove(assignment) extract_branches(condition).flatten.each do |branch| move_branch_inside_condition(corrector, branch, condition, assignment, column) end end end
Private Class Methods
extract_branches(node)
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# File lib/rubocop/cop/style/conditional_assignment.rb, line 654 def extract_branches(node) _condition, *when_branches, else_branch = *node when_branches = expand_when_branches(when_branches) [when_branches, else_branch] end
extract_tail_branches(node)
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# File lib/rubocop/cop/style/conditional_assignment.rb, line 648 def extract_tail_branches(node) when_branches, else_branch = extract_branches(node) when_branches.map! { |branch| tail(branch) } [when_branches, tail(else_branch)] end
move_branch_inside_condition(corrector, branch, condition, assignment, column)
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# File lib/rubocop/cop/style/conditional_assignment.rb, line 660 def move_branch_inside_condition(corrector, branch, condition, assignment, column) branch_assignment = tail(branch) corrector.insert_before(branch_assignment.loc.expression, assignment.source) remove_whitespace_in_branches(corrector, branch, condition, column) parent_keyword = branch.parent.loc.keyword corrector.remove_preceding(parent_keyword, parent_keyword.column - column) end