class RuboCop::Cop::Style::MultilineMethodSignature
This cop checks for method signatures that span multiple lines.
@example
# good def foo(bar, baz) end # bad def foo(bar, baz) end
Constants
- MSG
Public Instance Methods
on_def(node)
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# File lib/rubocop/cop/style/multiline_method_signature.rb, line 24 def on_def(node) return unless node.arguments? return if opening_line(node) == closing_line(node) return if correction_exceeds_max_line_length?(node) add_offense(node) end
Also aliased as: on_defs
Private Instance Methods
closing_line(node)
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# File lib/rubocop/cop/style/multiline_method_signature.rb, line 39 def closing_line(node) node.arguments.last_line end
correction_exceeds_max_line_length?(node)
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# File lib/rubocop/cop/style/multiline_method_signature.rb, line 43 def correction_exceeds_max_line_length?(node) indentation_width(node) + definition_width(node) > max_line_length end
definition_width(node)
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# File lib/rubocop/cop/style/multiline_method_signature.rb, line 51 def definition_width(node) node.source_range.begin.join(node.arguments.source_range.end).length end
indentation_width(node)
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# File lib/rubocop/cop/style/multiline_method_signature.rb, line 47 def indentation_width(node) processed_source.line_indentation(node.loc.expression.line) end
max_line_length()
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# File lib/rubocop/cop/style/multiline_method_signature.rb, line 55 def max_line_length config.for_cop('Metrics/LineLength')['Max'] || 80 end
opening_line(node)
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# File lib/rubocop/cop/style/multiline_method_signature.rb, line 35 def opening_line(node) node.first_line end