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------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME COMPONENTS --
-- --
-- A D A . W I D E _ W I D E _ C H A R A C T E R S . H A N D L I N G --
-- --
-- S p e c --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. In accordance with the copyright of that document, you can freely --
-- copy and modify this specification, provided that if you redistribute a --
-- modified version, any changes that you have made are clearly indicated. --
-- --
------------------------------------------------------------------------------
package Ada.Wide_Wide_Characters.Handling is
pragma Pure;
-- This package is clearly intended to be Pure, by analogy with the
-- base Ada.Characters.Handling package. The version in the RM does
-- not yet have this pragma, but that is a clear omission. This will
-- be fixed in a future version of AI05-0266-1.
function Is_Control (Item : Wide_Wide_Character) return Boolean;
pragma Inline (Is_Control);
-- Returns True if the Wide_Wide_Character designated by Item is
-- categorized as other_control, otherwise returns false.
function Is_Letter (Item : Wide_Wide_Character) return Boolean;
pragma Inline (Is_Letter);
-- Returns True if the Wide_Wide_Character designated by Item is
-- categorized as letter_uppercase, letter_lowercase, letter_titlecase,
-- letter_modifier, letter_other, or number_letter. Otherwise returns
-- false.
function Is_Lower (Item : Wide_Wide_Character) return Boolean;
pragma Inline (Is_Lower);
-- Returns True if the Wide_Wide_Character designated by Item is
-- categorized as letter_lowercase, otherwise returns false.
function Is_Upper (Item : Wide_Wide_Character) return Boolean;
pragma Inline (Is_Upper);
-- Returns True if the Wide_Wide_Character designated by Item is
-- categorized as letter_uppercase, otherwise returns false.
function Is_Digit (Item : Wide_Wide_Character) return Boolean;
pragma Inline (Is_Digit);
-- Returns True if the Wide_Wide_Character designated by Item is
-- categorized as number_decimal, otherwise returns false.
function Is_Decimal_Digit (Item : Wide_Wide_Character) return Boolean
renames Is_Digit;
function Is_Hexadecimal_Digit (Item : Wide_Wide_Character) return Boolean;
-- Returns True if the Wide_Wide_Character designated by Item is
-- categorized as number_decimal, or is in the range 'A' .. 'F' or
-- 'a' .. 'f', otherwise returns false.
function Is_Alphanumeric (Item : Wide_Wide_Character) return Boolean;
pragma Inline (Is_Alphanumeric);
-- Returns True if the Wide_Wide_Character designated by Item is
-- categorized as letter_uppercase, letter_lowercase, letter_titlecase,
-- letter_modifier, letter_other, number_letter, or number_decimal.
-- Otherwise returns false.
function Is_Special (Item : Wide_Wide_Character) return Boolean;
pragma Inline (Is_Special);
-- Returns True if the Wide_Wide_Character designated by Item
-- is categorized as graphic_character, but not categorized as
-- letter_uppercase, letter_lowercase, letter_titlecase, letter_modifier,
-- letter_other, number_letter, or number_decimal. Otherwise returns false.
function Is_Line_Terminator (Item : Wide_Wide_Character) return Boolean;
pragma Inline (Is_Line_Terminator);
-- Returns True if the Wide_Wide_Character designated by Item is
-- categorized as separator_line or separator_paragraph, or if Item is a
-- conventional line terminator character (CR, LF, VT, or FF). Otherwise
-- returns false.
function Is_Mark (Item : Wide_Wide_Character) return Boolean;
pragma Inline (Is_Mark);
-- Returns True if the Wide_Wide_Character designated by Item is
-- categorized as mark_non_spacing or mark_spacing_combining, otherwise
-- returns false.
function Is_Other (Item : Wide_Wide_Character) return Boolean;
pragma Inline (Is_Other);
-- Returns True if the Wide_Wide_Character designated by Item is
-- categorized as other_format, otherwise returns false.
function Is_Punctuation (Item : Wide_Wide_Character) return Boolean;
pragma Inline (Is_Punctuation);
-- Returns True if the Wide_Wide_Character designated by Item is
-- categorized as punctuation_connector, otherwise returns false.
function Is_Space (Item : Wide_Wide_Character) return Boolean;
pragma Inline (Is_Space);
-- Returns True if the Wide_Wide_Character designated by Item is
-- categorized as separator_space, otherwise returns false.
function Is_Graphic (Item : Wide_Wide_Character) return Boolean;
pragma Inline (Is_Graphic);
-- Returns True if the Wide_Wide_Character designated by Item is
-- categorized as graphic_character, otherwise returns false.
function To_Lower (Item : Wide_Wide_Character) return Wide_Wide_Character;
pragma Inline (To_Lower);
-- Returns the Simple Lowercase Mapping of the Wide_Wide_Character
-- designated by Item. If the Simple Lowercase Mapping does not exist for
-- the Wide_Wide_Character designated by Item, then the value of Item is
-- returned.
function To_Lower (Item : Wide_Wide_String) return Wide_Wide_String;
-- Returns the result of applying the To_Lower Wide_Wide_Character to
-- Wide_Wide_Character conversion to each element of the Wide_Wide_String
-- designated by Item. The result is the null Wide_Wide_String if the value
-- of the formal parameter is the null Wide_Wide_String.
function To_Upper (Item : Wide_Wide_Character) return Wide_Wide_Character;
pragma Inline (To_Upper);
-- Returns the Simple Uppercase Mapping of the Wide_Wide_Character
-- designated by Item. If the Simple Uppercase Mapping does not exist for
-- the Wide_Wide_Character designated by Item, then the value of Item is
-- returned.
function To_Upper (Item : Wide_Wide_String) return Wide_Wide_String;
-- Returns the result of applying the To_Upper Wide_Wide_Character to
-- Wide_Wide_Character conversion to each element of the Wide_Wide_String
-- designated by Item. The result is the null Wide_Wide_String if the value
-- of the formal parameter is the null Wide_Wide_String.
end Ada.Wide_Wide_Characters.Handling;
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