class Rouge::Lexers::Awk

def self.builtins
  @builtins ||= %w(
    exp log sqrt sin cos atan2 length rand srand int substr index match
    split sub gsub sprintf system tolower toupper
  )
end

def self.constants
  @constants ||= Set.new %w(
    CONVFMT FS NF NR FNR FILENAME RS OFS ORS OFMT SUBSEP ARGC ARGV
    ENVIRON
  )
end

def self.declarations
  @declarations ||= Set.new %w(function)
end

def self.detect?(text)
  return true if text.shebang?('awk')
end

def self.keywords
  @keywords ||= Set.new %w(
    if else while for do break continue return next nextfile delete
    exit print printf getline
  )
end

def self.reserved
  @reserved ||= Set.new %w(BEGIN END)
end