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Contents
# encoding: utf-8
module Rubocop
module Cop
class AvoidPerlisms < Cop
PREFERRED_VARS = {
'$:' => '$LOAD_PATH',
'$"' => '$LOADED_FEATURES',
'$0' => '$PROGRAM_NAME',
'$1' => 'MatchData',
'$2' => 'MatchData',
'$3' => 'MatchData',
'$4' => 'MatchData',
'$5' => 'MatchData',
'$6' => 'MatchData',
'$7' => 'MatchData',
'$8' => 'MatchData',
'$9' => 'MatchData',
'$!' => '$ERROR_INFO',
'$@' => '$ERROR_POSITION',
'$;' => '$FIELD_SEPARATOR',
'$,' => '$OUTPUT_FIELD_SEPARATOR',
'$/' => '$INPUT_RECORD_SEPARATOR',
'$\\' => 'OUTPUT_RECORD_SEPARATOR',
'$.' => '$INPUT_LINE_NUMBER',
'$_' => '$LAST_READ_LINE',
'$>' => '$DEFAULT_OUTPUT',
'$<' => '$DEFAULT_INPUT',
'$$' => '$PROCESS_ID',
'$?' => '$CHILD_STATUS',
'$~' => '$LAST_MATCH_INFO',
'$=' => '$IGNORECASE',
'$*' => '$ARGV',
'$&' => '$MATCH',
'$`' => '$PREMATCH',
'$\'' => 'POSTMATCH',
'$+' => '$LAST_PAREN_MATCH'
}
def inspect(file, source, tokens, sexp)
each(:@gvar, sexp) do |s|
global_var = s[1]
if PREFERRED_VARS[global_var]
add_offence(
:convention,
s[2].lineno,
"Prefer #{PREFERRED_VARS[global_var]} over #{global_var}."
)
end
end
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems