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# frozen_string_literal: true
require "rubocop"
module CopHelper
def inspect_source(cop, source)
processed_source = parse_source(source)
raise "Error parsing example code" unless processed_source.valid_syntax?
investigate(cop, processed_source)
processed_source
end
def autocorrect_source(cop, source)
cop.instance_variable_get(:@options)[:auto_correct] = true
processed_source = inspect_source(cop, source)
rewrite(cop, processed_source)
end
private
TARGET_RUBY_VERSION = 2.4
def parse_source(source)
RuboCop::ProcessedSource.new(source, TARGET_RUBY_VERSION)
end
def rewrite(cop, processed_source)
RuboCop::Cop::Corrector.new(processed_source.buffer, cop.corrections)
.rewrite
end
def investigate(cop, processed_source)
RuboCop::Cop::Commissioner.new([cop], [], raise_error: true)
.investigate(processed_source)
end
end
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