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Contents
# frozen_string_literal: true
module RuboCop
module Cop
module Style
# Checks for redundant uses of double splat hash braces.
#
# @example
#
# # bad
# do_something(**{foo: bar, baz: qux})
#
# # good
# do_something(foo: bar, baz: qux)
#
class RedundantDoubleSplatHashBraces < Base
extend AutoCorrector
MSG = 'Remove the redundant double splat and braces, use keyword arguments directly.'
def on_hash(node)
return if node.pairs.empty? || node.pairs.any?(&:hash_rocket?)
return unless (parent = node.parent)
return unless parent.kwsplat_type?
add_offense(parent) do |corrector|
corrector.remove(parent.loc.operator)
corrector.remove(opening_brace(node))
corrector.remove(closing_brace(node))
end
end
private
def opening_brace(node)
node.loc.begin.join(node.children.first.source_range.begin)
end
def closing_brace(node)
node.children.last.source_range.end.join(node.loc.end)
end
end
end
end
end
Version data entries
36 entries across 35 versions & 9 rubygems