std/symbol

struct ::Symbol
  def <(other : Symbol) : ::Bool
  def <=(other : Symbol) : ::Bool
  # Compares symbol with other based on string ordering.
  def <=>(other : Symbol) : Int32
  def >(other : Symbol) : ::Bool
  def >=(other : Symbol) : ::Bool
  def clone : Symbol
  # Body of a double-quoted inspect/named-arg form, escaped the way the
  # other library's `String#inspect` escapes it: quotes and backslashes,
  # `#{` (which would interpolate), the named controls (`\a \b \e \f \n
  # \r \t \v`) and every other ASCII control or DEL as `\u00XX`. Only
  # `"`, `\`, `\n`, `\r`, `\t` and NUL were escaped, so `:"a\eb".inspect`
  # carried a raw escape byte and NUL read `\0` where the other says
  # `\u0000`.
  def self.escape_quoted_body(string : String) : String
  def inspect(io : IyiIO) : ::Nil
  def inspect : String
  # True when *string* cannot be written as an unquoted symbol literal.
  # Identifiers may end in `?` or `!` (SPEC.md III.1.7 exempts symbol
  # literals from the identifier bang ban). Operators in the list below
  # are also unquoted.
  def self.needs_quotes?(string : String) : ::Bool
  def self.needs_quotes_for_named_argument?(string : String) : ::Bool
  def self.quote_for_named_argument(io : IyiIO, string : String) : ::Nil
  def self.quote_for_named_argument(string : String) : String
  def to_s(io : IyiIO) : ::Nil
end