class RuboCop::Cop::Style::BarePercentLiterals
Checks if usage of %() or %Q() matches configuration.
@example EnforcedStyle: bare_percent (default)
# bad %Q(He said: "#{greeting}") %q{She said: 'Hi'} # good %(He said: "#{greeting}") %{She said: 'Hi'}
@example EnforcedStyle: percent_q
# bad %|He said: "#{greeting}"| %/She said: 'Hi'/ # good %Q|He said: "#{greeting}"| %q/She said: 'Hi'/
Constants
- MSG
Public Instance Methods
on_dstr(node)
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# File lib/rubocop/cop/style/bare_percent_literals.rb, line 32 def on_dstr(node) check(node) end
on_str(node)
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# File lib/rubocop/cop/style/bare_percent_literals.rb, line 36 def on_str(node) check(node) end
Private Instance Methods
add_offense_for_wrong_style(node, good, bad)
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# File lib/rubocop/cop/style/bare_percent_literals.rb, line 63 def add_offense_for_wrong_style(node, good, bad) location = node.loc.begin add_offense(location, message: format(MSG, good: good, bad: bad)) do |corrector| source = location.source replacement = source.start_with?('%Q') ? '%' : '%Q' corrector.replace(location, source.sub(/%Q?/, replacement)) end end
check(node)
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# File lib/rubocop/cop/style/bare_percent_literals.rb, line 42 def check(node) return if node.heredoc? return unless node.loc.respond_to?(:begin) return unless node.loc.begin source = node.loc.begin.source if requires_percent_q?(source) add_offense_for_wrong_style(node, 'Q', '') elsif requires_bare_percent?(source) add_offense_for_wrong_style(node, '', 'Q') end end
requires_bare_percent?(source)
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# File lib/rubocop/cop/style/bare_percent_literals.rb, line 59 def requires_bare_percent?(source) style == :bare_percent && source.start_with?('%Q') end
requires_percent_q?(source)
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# File lib/rubocop/cop/style/bare_percent_literals.rb, line 55 def requires_percent_q?(source) style == :percent_q && /^%[^\w]/.match?(source) end