509 lines
16 KiB
Ada
509 lines
16 KiB
Ada
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------------------------------------------------------------------------------
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-- --
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-- GNAT RUN-TIME COMPONENTS --
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-- --
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-- A D A . S T R I N G S . W I D E _ W I D E _ S U P E R B O U N D E D --
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-- --
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-- S p e c --
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-- --
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-- Copyright (C) 2003-2012, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 3, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. --
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-- --
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-- As a special exception under Section 7 of GPL version 3, you are granted --
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-- additional permissions described in the GCC Runtime Library Exception, --
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-- version 3.1, as published by the Free Software Foundation. --
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-- --
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-- You should have received a copy of the GNU General Public License and --
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-- a copy of the GCC Runtime Library Exception along with this program; --
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-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
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-- <http://www.gnu.org/licenses/>. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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-- This non generic package contains most of the implementation of the
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-- generic package Ada.Strings.Wide_Wide_Bounded.Generic_Bounded_Length.
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-- It defines type Super_String as a discriminated record with the maximum
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-- length as the discriminant. Individual instantiations of the package
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-- Strings.Wide_Wide_Bounded.Generic_Bounded_Length use this type with
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-- an appropriate discriminant value set.
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with Ada.Strings.Wide_Wide_Maps;
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package Ada.Strings.Wide_Wide_Superbounded is
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pragma Preelaborate;
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Wide_Wide_NUL : constant Wide_Wide_Character :=
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Wide_Wide_Character'Val (0);
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-- Wide_Wide_Bounded.Generic_Bounded_Length.Wide_Wide_Bounded_String is
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-- derived from Super_String, with the constraint of the maximum length.
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type Super_String (Max_Length : Positive) is record
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Current_Length : Natural := 0;
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Data : Wide_Wide_String (1 .. Max_Length);
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-- A previous version had a default initial value for Data, which is
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-- no longer necessary, because we now special-case this type in the
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-- compiler, so "=" composes properly for descendants of this type.
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-- Leaving it out is more efficient.
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end record;
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-- The subprograms defined for Super_String are similar to those defined
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-- for Bounded_Wide_Wide_String, except that they have different names, so
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-- that they can be renamed in Wide_Wide_Bounded.Generic_Bounded_Length.
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function Super_Length (Source : Super_String) return Natural;
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--------------------------------------------------------
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-- Conversion, Concatenation, and Selection Functions --
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--------------------------------------------------------
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function To_Super_String
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(Source : Wide_Wide_String;
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Max_Length : Natural;
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Drop : Truncation := Error) return Super_String;
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-- Note the additional parameter Max_Length, which specifies the maximum
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-- length setting of the resulting Super_String value.
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-- The following procedures have declarations (and semantics) that are
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-- exactly analogous to those declared in Ada.Strings.Wide_Wide_Bounded.
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function Super_To_String (Source : Super_String) return Wide_Wide_String;
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procedure Set_Super_String
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(Target : out Super_String;
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Source : Wide_Wide_String;
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Drop : Truncation := Error);
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function Super_Append
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(Left : Super_String;
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Right : Super_String;
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Drop : Truncation := Error) return Super_String;
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function Super_Append
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(Left : Super_String;
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Right : Wide_Wide_String;
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Drop : Truncation := Error) return Super_String;
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function Super_Append
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(Left : Wide_Wide_String;
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Right : Super_String;
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Drop : Truncation := Error) return Super_String;
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function Super_Append
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(Left : Super_String;
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Right : Wide_Wide_Character;
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Drop : Truncation := Error) return Super_String;
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function Super_Append
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(Left : Wide_Wide_Character;
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Right : Super_String;
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Drop : Truncation := Error) return Super_String;
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procedure Super_Append
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(Source : in out Super_String;
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New_Item : Super_String;
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Drop : Truncation := Error);
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procedure Super_Append
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(Source : in out Super_String;
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New_Item : Wide_Wide_String;
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Drop : Truncation := Error);
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procedure Super_Append
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(Source : in out Super_String;
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New_Item : Wide_Wide_Character;
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Drop : Truncation := Error);
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function Concat
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(Left : Super_String;
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Right : Super_String) return Super_String;
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function Concat
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(Left : Super_String;
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Right : Wide_Wide_String) return Super_String;
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function Concat
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(Left : Wide_Wide_String;
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Right : Super_String) return Super_String;
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function Concat
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(Left : Super_String;
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Right : Wide_Wide_Character) return Super_String;
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function Concat
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(Left : Wide_Wide_Character;
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Right : Super_String) return Super_String;
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function Super_Element
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(Source : Super_String;
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Index : Positive) return Wide_Wide_Character;
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procedure Super_Replace_Element
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(Source : in out Super_String;
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Index : Positive;
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By : Wide_Wide_Character);
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function Super_Slice
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(Source : Super_String;
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Low : Positive;
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High : Natural) return Wide_Wide_String;
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function Super_Slice
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(Source : Super_String;
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Low : Positive;
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High : Natural) return Super_String;
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procedure Super_Slice
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(Source : Super_String;
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Target : out Super_String;
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Low : Positive;
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High : Natural);
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function "="
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(Left : Super_String;
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Right : Super_String) return Boolean;
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function Equal
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(Left : Super_String;
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Right : Super_String) return Boolean renames "=";
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function Equal
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(Left : Super_String;
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Right : Wide_Wide_String) return Boolean;
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function Equal
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(Left : Wide_Wide_String;
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Right : Super_String) return Boolean;
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function Less
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(Left : Super_String;
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Right : Super_String) return Boolean;
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function Less
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(Left : Super_String;
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Right : Wide_Wide_String) return Boolean;
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function Less
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(Left : Wide_Wide_String;
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Right : Super_String) return Boolean;
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function Less_Or_Equal
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(Left : Super_String;
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Right : Super_String) return Boolean;
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function Less_Or_Equal
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(Left : Super_String;
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Right : Wide_Wide_String) return Boolean;
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function Less_Or_Equal
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(Left : Wide_Wide_String;
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Right : Super_String) return Boolean;
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function Greater
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(Left : Super_String;
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Right : Super_String) return Boolean;
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function Greater
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(Left : Super_String;
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Right : Wide_Wide_String) return Boolean;
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function Greater
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(Left : Wide_Wide_String;
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Right : Super_String) return Boolean;
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function Greater_Or_Equal
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(Left : Super_String;
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Right : Super_String) return Boolean;
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function Greater_Or_Equal
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(Left : Super_String;
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Right : Wide_Wide_String) return Boolean;
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function Greater_Or_Equal
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(Left : Wide_Wide_String;
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Right : Super_String) return Boolean;
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----------------------
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-- Search Functions --
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----------------------
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function Super_Index
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(Source : Super_String;
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Pattern : Wide_Wide_String;
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Going : Direction := Forward;
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Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping :=
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Wide_Wide_Maps.Identity)
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return Natural;
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function Super_Index
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(Source : Super_String;
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Pattern : Wide_Wide_String;
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Going : Direction := Forward;
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Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function)
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return Natural;
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function Super_Index
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(Source : Super_String;
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Set : Wide_Wide_Maps.Wide_Wide_Character_Set;
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Test : Membership := Inside;
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Going : Direction := Forward) return Natural;
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function Super_Index
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(Source : Super_String;
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Pattern : Wide_Wide_String;
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From : Positive;
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Going : Direction := Forward;
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Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping :=
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Wide_Wide_Maps.Identity)
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return Natural;
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function Super_Index
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(Source : Super_String;
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Pattern : Wide_Wide_String;
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From : Positive;
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Going : Direction := Forward;
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Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function)
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return Natural;
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function Super_Index
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(Source : Super_String;
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Set : Wide_Wide_Maps.Wide_Wide_Character_Set;
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From : Positive;
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Test : Membership := Inside;
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Going : Direction := Forward) return Natural;
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function Super_Index_Non_Blank
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(Source : Super_String;
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Going : Direction := Forward) return Natural;
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function Super_Index_Non_Blank
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(Source : Super_String;
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From : Positive;
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Going : Direction := Forward) return Natural;
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function Super_Count
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(Source : Super_String;
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Pattern : Wide_Wide_String;
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Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping :=
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Wide_Wide_Maps.Identity)
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return Natural;
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function Super_Count
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(Source : Super_String;
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Pattern : Wide_Wide_String;
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Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function)
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return Natural;
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function Super_Count
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(Source : Super_String;
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Set : Wide_Wide_Maps.Wide_Wide_Character_Set) return Natural;
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procedure Super_Find_Token
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(Source : Super_String;
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Set : Wide_Wide_Maps.Wide_Wide_Character_Set;
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From : Positive;
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Test : Membership;
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First : out Positive;
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Last : out Natural);
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procedure Super_Find_Token
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(Source : Super_String;
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Set : Wide_Wide_Maps.Wide_Wide_Character_Set;
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Test : Membership;
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First : out Positive;
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Last : out Natural);
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------------------------------------
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-- String Translation Subprograms --
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------------------------------------
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function Super_Translate
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(Source : Super_String;
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Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping)
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return Super_String;
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procedure Super_Translate
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(Source : in out Super_String;
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Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping);
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function Super_Translate
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(Source : Super_String;
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Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function)
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return Super_String;
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procedure Super_Translate
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(Source : in out Super_String;
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Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function);
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---------------------------------------
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-- String Transformation Subprograms --
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---------------------------------------
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function Super_Replace_Slice
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(Source : Super_String;
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Low : Positive;
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High : Natural;
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By : Wide_Wide_String;
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Drop : Truncation := Error) return Super_String;
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procedure Super_Replace_Slice
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(Source : in out Super_String;
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Low : Positive;
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High : Natural;
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By : Wide_Wide_String;
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Drop : Truncation := Error);
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function Super_Insert
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(Source : Super_String;
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Before : Positive;
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New_Item : Wide_Wide_String;
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Drop : Truncation := Error) return Super_String;
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procedure Super_Insert
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(Source : in out Super_String;
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Before : Positive;
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New_Item : Wide_Wide_String;
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Drop : Truncation := Error);
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function Super_Overwrite
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(Source : Super_String;
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Position : Positive;
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New_Item : Wide_Wide_String;
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Drop : Truncation := Error) return Super_String;
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procedure Super_Overwrite
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(Source : in out Super_String;
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Position : Positive;
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New_Item : Wide_Wide_String;
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Drop : Truncation := Error);
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function Super_Delete
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(Source : Super_String;
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From : Positive;
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Through : Natural) return Super_String;
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procedure Super_Delete
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(Source : in out Super_String;
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From : Positive;
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|
|
Through : Natural);
|
||
|
|
|
||
|
|
---------------------------------
|
||
|
|
-- String Selector Subprograms --
|
||
|
|
---------------------------------
|
||
|
|
|
||
|
|
function Super_Trim
|
||
|
|
(Source : Super_String;
|
||
|
|
Side : Trim_End) return Super_String;
|
||
|
|
|
||
|
|
procedure Super_Trim
|
||
|
|
(Source : in out Super_String;
|
||
|
|
Side : Trim_End);
|
||
|
|
|
||
|
|
function Super_Trim
|
||
|
|
(Source : Super_String;
|
||
|
|
Left : Wide_Wide_Maps.Wide_Wide_Character_Set;
|
||
|
|
Right : Wide_Wide_Maps.Wide_Wide_Character_Set) return Super_String;
|
||
|
|
|
||
|
|
procedure Super_Trim
|
||
|
|
(Source : in out Super_String;
|
||
|
|
Left : Wide_Wide_Maps.Wide_Wide_Character_Set;
|
||
|
|
Right : Wide_Wide_Maps.Wide_Wide_Character_Set);
|
||
|
|
|
||
|
|
function Super_Head
|
||
|
|
(Source : Super_String;
|
||
|
|
Count : Natural;
|
||
|
|
Pad : Wide_Wide_Character := Wide_Wide_Space;
|
||
|
|
Drop : Truncation := Error) return Super_String;
|
||
|
|
|
||
|
|
procedure Super_Head
|
||
|
|
(Source : in out Super_String;
|
||
|
|
Count : Natural;
|
||
|
|
Pad : Wide_Wide_Character := Wide_Wide_Space;
|
||
|
|
Drop : Truncation := Error);
|
||
|
|
|
||
|
|
function Super_Tail
|
||
|
|
(Source : Super_String;
|
||
|
|
Count : Natural;
|
||
|
|
Pad : Wide_Wide_Character := Wide_Wide_Space;
|
||
|
|
Drop : Truncation := Error) return Super_String;
|
||
|
|
|
||
|
|
procedure Super_Tail
|
||
|
|
(Source : in out Super_String;
|
||
|
|
Count : Natural;
|
||
|
|
Pad : Wide_Wide_Character := Wide_Wide_Space;
|
||
|
|
Drop : Truncation := Error);
|
||
|
|
|
||
|
|
------------------------------------
|
||
|
|
-- String Constructor Subprograms --
|
||
|
|
------------------------------------
|
||
|
|
|
||
|
|
-- Note: in some of the following routines, there is an extra parameter
|
||
|
|
-- Max_Length which specifies the value of the maximum length for the
|
||
|
|
-- resulting Super_String value.
|
||
|
|
|
||
|
|
function Times
|
||
|
|
(Left : Natural;
|
||
|
|
Right : Wide_Wide_Character;
|
||
|
|
Max_Length : Positive) return Super_String;
|
||
|
|
-- Note the additional parameter Max_Length
|
||
|
|
|
||
|
|
function Times
|
||
|
|
(Left : Natural;
|
||
|
|
Right : Wide_Wide_String;
|
||
|
|
Max_Length : Positive) return Super_String;
|
||
|
|
-- Note the additional parameter Max_Length
|
||
|
|
|
||
|
|
function Times
|
||
|
|
(Left : Natural;
|
||
|
|
Right : Super_String) return Super_String;
|
||
|
|
|
||
|
|
function Super_Replicate
|
||
|
|
(Count : Natural;
|
||
|
|
Item : Wide_Wide_Character;
|
||
|
|
Drop : Truncation := Error;
|
||
|
|
Max_Length : Positive) return Super_String;
|
||
|
|
-- Note the additional parameter Max_Length
|
||
|
|
|
||
|
|
function Super_Replicate
|
||
|
|
(Count : Natural;
|
||
|
|
Item : Wide_Wide_String;
|
||
|
|
Drop : Truncation := Error;
|
||
|
|
Max_Length : Positive) return Super_String;
|
||
|
|
-- Note the additional parameter Max_Length
|
||
|
|
|
||
|
|
function Super_Replicate
|
||
|
|
(Count : Natural;
|
||
|
|
Item : Super_String;
|
||
|
|
Drop : Truncation := Error) return Super_String;
|
||
|
|
|
||
|
|
private
|
||
|
|
-- Pragma Inline declarations
|
||
|
|
|
||
|
|
pragma Inline ("=");
|
||
|
|
pragma Inline (Less);
|
||
|
|
pragma Inline (Less_Or_Equal);
|
||
|
|
pragma Inline (Greater);
|
||
|
|
pragma Inline (Greater_Or_Equal);
|
||
|
|
pragma Inline (Concat);
|
||
|
|
pragma Inline (Super_Count);
|
||
|
|
pragma Inline (Super_Element);
|
||
|
|
pragma Inline (Super_Find_Token);
|
||
|
|
pragma Inline (Super_Index);
|
||
|
|
pragma Inline (Super_Index_Non_Blank);
|
||
|
|
pragma Inline (Super_Length);
|
||
|
|
pragma Inline (Super_Replace_Element);
|
||
|
|
pragma Inline (Super_Slice);
|
||
|
|
pragma Inline (Super_To_String);
|
||
|
|
|
||
|
|
end Ada.Strings.Wide_Wide_Superbounded;
|