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Contents
# frozen_string_literal: true
module RuboCop
module Cop
module RSpec
# Use `eq` instead of `be ==` to compare objects.
#
# @example
# # bad
# expect(foo).to be == 42
#
# # good
# expect(foo).to eq 42
#
class Eq < Base
extend AutoCorrector
include RangeHelp
MSG = 'Use `eq` instead of `be ==` to compare objects.'
RESTRICT_ON_SEND = Runners.all
# @!method be_equals(node)
def_node_matcher :be_equals, <<~PATTERN
(send _ #Runners.all $(send (send nil? :be) :== _))
PATTERN
def on_send(node)
be_equals(node) do |matcher|
range = offense_range(matcher)
add_offense(range) do |corrector|
corrector.replace(range, 'eq')
end
end
end
private
def offense_range(matcher)
range_between(
matcher.source_range.begin_pos,
matcher.loc.selector.end_pos
)
end
end
end
end
end
Version data entries
27 entries across 27 versions & 5 rubygems