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Contents
# encoding: utf-8
module Rubocop
module Cop
module Style
# This cops checks the indentation of the first element in an array
# literal where the opening bracket and the first element are on separate
# lines. The other elements' indentations are handled by the AlignArray
# cop.
#
# Array literals shall have their first element indented one step (2
# spaces) more than the start of the line where the opening bracket is.
class IndentArray < Cop
include AutocorrectAlignment
def on_array(node)
first_pair = node.children.first
return if first_pair.nil?
left_bracket = node.loc.begin
return if left_bracket.nil?
return if first_pair.loc.expression.line == left_bracket.line
column = first_pair.loc.expression.column
base_column = left_bracket.source_line =~ /\S/
expected_column = base_column + IndentationWidth::CORRECT_INDENTATION
@column_delta = expected_column - column
add_offense(first_pair, :expression) if @column_delta != 0
end
def message(_)
format('Use %d spaces for indentation in an array, relative to ' \
'the start of the line where the left bracket is.',
IndentationWidth::CORRECT_INDENTATION)
end
end
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems