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Contents
# frozen_string_literal: true
module RuboCop
module Cop
module Lint
# This is not actually a cop. It does not inspect anything. It just
# provides methods to repack Parser's diagnostics/errors
# into RuboCop's offenses.
class Syntax < Cop
PseudoSourceRange = Struct.new(:line, :column, :source_line, :begin_pos,
:end_pos)
ERROR_SOURCE_RANGE = PseudoSourceRange.new(1, 0, '', 0, 1).freeze
def self.offenses_from_processed_source(processed_source,
config, options)
cop = new(config, options)
cop.add_offense_from_error(processed_source.parser_error) if processed_source.parser_error
processed_source.diagnostics.each do |diagnostic|
cop.add_offense_from_diagnostic(diagnostic,
processed_source.ruby_version)
end
cop.offenses
end
def add_offense_from_diagnostic(diagnostic, ruby_version)
message =
"#{diagnostic.message}\n(Using Ruby #{ruby_version} parser; " \
'configure using `TargetRubyVersion` parameter, under `AllCops`)'
add_offense(nil,
location: diagnostic.location,
message: message,
severity: diagnostic.level)
end
def add_offense_from_error(error)
message = beautify_message(error.message)
add_offense(nil,
location: ERROR_SOURCE_RANGE,
message: message,
severity: :fatal)
end
private
def beautify_message(message)
message = message.capitalize
message << '.' unless message.end_with?('.')
message
end
end
end
end
end
Version data entries
8 entries across 8 versions & 3 rubygems