class Byebug::UntracevarCommand

def self.description
  <<-EOD
    untr[acevar] <variable>
    #{short_description}
  EOD
end

def self.regexp
  /^\s* untr(?:acevar)? (?:\s+ (\S+))? \s*$/x
end

def self.short_description
  'Stops tracing a global variable'
end

def execute
  var = @match[1]
  if global_variables.include?(:"#{var}")
    untrace_var(:"#{var}")
    puts pr('trace.messages.undo', var: var)
  else
    errmsg pr('trace.errors.not_global', var: var)
  end
end