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Contents
# encoding: utf-8
module RuboCop
module Cop
# Common functionality for checking for spaces inside various
# kinds of brackets.
module SpaceInside
include SurroundingSpace
MSG = 'Space inside %s detected.'
def investigate(processed_source)
@processed_source = processed_source
brackets = Brackets.new(*specifics)
processed_source.tokens.each_cons(2) do |t1, t2|
next unless brackets.left_side?(t1) || brackets.right_side?(t2)
# If the second token is a comment, that means that a line break
# follows, and that the rules for space inside don't apply.
next if t2.type == :tCOMMENT
next unless t2.pos.line == t1.pos.line && space_between?(t1, t2)
range = Parser::Source::Range.new(processed_source.buffer,
t1.pos.end_pos,
t2.pos.begin_pos)
add_offense(range, range, format(MSG, brackets.kind))
end
end
def autocorrect(range)
@corrections << ->(corrector) { corrector.remove(range) }
end
# Wraps info about the brackets. Makes it easy to check whether a token
# is one of the brackets.
#
# @example Parentheses `()`
# Brackets.new(:tLPAREN, :tRPAREN, 'parentheses')
#
# @example Square brackets `[]`
# Brackets.new([:tLBRACK, :tLBRACK2], :tRBRACK, 'square brackets')
#
class Brackets
attr_reader :kind
def initialize(left, right, kind)
@left_side_types = [left].flatten
@right_side_type = right
@kind = kind
end
def left_side?(token)
# Left side bracket has to be able to match multiple types
# (e.g. :tLBRACK and :tLBRACK2)
@left_side_types.include?(token.type)
end
def right_side?(token)
@right_side_type == token.type
end
end
end
end
end
Version data entries
12 entries across 12 versions & 2 rubygems