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Contents
# frozen_string_literal: true
module RuboCop
module Cop
module Style
# Checks for while and until statements that would fit on one line
# if written as a modifier while/until.
# The maximum line length is configurable.
class WhileUntilModifier < Cop
include StatementModifier
def on_while(node)
check(node)
end
def on_until(node)
check(node)
end
def autocorrect(node)
cond, body = *node
oneline = "#{body.source} #{node.loc.keyword.source} " + cond.source
->(corrector) { corrector.replace(node.source_range, oneline) }
end
private
def check(node)
return unless node.loc.end
return unless single_line_as_modifier?(node)
add_offense(node, :keyword, message(node.loc.keyword.source))
end
def message(keyword)
"Favor modifier `#{keyword}` usage when having a single-line body."
end
end
end
end
end
Version data entries
11 entries across 11 versions & 2 rubygems