| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT LIBRARY COMPONENTS -- |
| -- -- |
| -- ADA.CONTAINERS.FUNCTIONAL_VECTORS -- |
| -- -- |
| -- B o d y -- |
| -- -- |
| -- Copyright (C) 2016-2021, Free Software Foundation, Inc. -- |
| -- -- |
| -- This specification is derived from the Ada Reference Manual for use with -- |
| -- GNAT. The copyright notice above, and the license provisions that follow -- |
| -- apply solely to the contents of the part following the private keyword. -- |
| -- -- |
| -- GNAT is free software; you can redistribute it and/or modify it under -- |
| -- terms of the GNU General Public License as published by the Free Soft- -- |
| -- ware Foundation; either version 3, or (at your option) any later ver- -- |
| -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- |
| -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- |
| -- or FITNESS FOR A PARTICULAR PURPOSE. -- |
| -- -- |
| -- As a special exception under Section 7 of GPL version 3, you are granted -- |
| -- additional permissions described in the GCC Runtime Library Exception, -- |
| -- version 3.1, as published by the Free Software Foundation. -- |
| -- -- |
| -- You should have received a copy of the GNU General Public License and -- |
| -- a copy of the GCC Runtime Library Exception along with this program; -- |
| -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- |
| -- <http://www.gnu.org/licenses/>. -- |
| ------------------------------------------------------------------------------ |
| |
| pragma Ada_2012; |
| package body Ada.Containers.Functional_Vectors with SPARK_Mode => Off is |
| use Containers; |
| |
| --------- |
| -- "<" -- |
| --------- |
| |
| function "<" (Left : Sequence; Right : Sequence) return Boolean is |
| (Length (Left.Content) < Length (Right.Content) |
| and then (for all I in Index_Type'First .. Last (Left) => |
| Get (Left.Content, I) = Get (Right.Content, I))); |
| |
| ---------- |
| -- "<=" -- |
| ---------- |
| |
| function "<=" (Left : Sequence; Right : Sequence) return Boolean is |
| (Length (Left.Content) <= Length (Right.Content) |
| and then (for all I in Index_Type'First .. Last (Left) => |
| Get (Left.Content, I) = Get (Right.Content, I))); |
| |
| --------- |
| -- "=" -- |
| --------- |
| |
| function "=" (Left : Sequence; Right : Sequence) return Boolean is |
| (Left.Content = Right.Content); |
| |
| --------- |
| -- Add -- |
| --------- |
| |
| function Add |
| (Container : Sequence; |
| New_Item : Element_Type) return Sequence |
| is |
| (Content => |
| Add (Container.Content, |
| Index_Type'Val (Index_Type'Pos (Index_Type'First) + |
| Length (Container.Content)), |
| New_Item)); |
| |
| function Add |
| (Container : Sequence; |
| Position : Index_Type; |
| New_Item : Element_Type) return Sequence |
| is |
| (Content => Add (Container.Content, Position, New_Item)); |
| |
| -------------------- |
| -- Constant_Range -- |
| -------------------- |
| |
| function Constant_Range |
| (Container : Sequence; |
| Fst : Index_Type; |
| Lst : Extended_Index; |
| Item : Element_Type) return Boolean is |
| begin |
| for I in Fst .. Lst loop |
| if Get (Container.Content, I) /= Item then |
| return False; |
| end if; |
| end loop; |
| |
| return True; |
| end Constant_Range; |
| |
| -------------- |
| -- Contains -- |
| -------------- |
| |
| function Contains |
| (Container : Sequence; |
| Fst : Index_Type; |
| Lst : Extended_Index; |
| Item : Element_Type) return Boolean |
| is |
| begin |
| for I in Fst .. Lst loop |
| if Get (Container.Content, I) = Item then |
| return True; |
| end if; |
| end loop; |
| |
| return False; |
| end Contains; |
| |
| ------------------ |
| -- Equal_Except -- |
| ------------------ |
| |
| function Equal_Except |
| (Left : Sequence; |
| Right : Sequence; |
| Position : Index_Type) return Boolean |
| is |
| begin |
| if Length (Left.Content) /= Length (Right.Content) then |
| return False; |
| end if; |
| |
| for I in Index_Type'First .. Last (Left) loop |
| if I /= Position |
| and then Get (Left.Content, I) /= Get (Right.Content, I) |
| then |
| return False; |
| end if; |
| end loop; |
| |
| return True; |
| end Equal_Except; |
| |
| function Equal_Except |
| (Left : Sequence; |
| Right : Sequence; |
| X : Index_Type; |
| Y : Index_Type) return Boolean |
| is |
| begin |
| if Length (Left.Content) /= Length (Right.Content) then |
| return False; |
| end if; |
| |
| for I in Index_Type'First .. Last (Left) loop |
| if I /= X and then I /= Y |
| and then Get (Left.Content, I) /= Get (Right.Content, I) |
| then |
| return False; |
| end if; |
| end loop; |
| |
| return True; |
| end Equal_Except; |
| |
| --------- |
| -- Get -- |
| --------- |
| |
| function Get (Container : Sequence; |
| Position : Extended_Index) return Element_Type |
| is |
| (Get (Container.Content, Position)); |
| |
| ---------- |
| -- Last -- |
| ---------- |
| |
| function Last (Container : Sequence) return Extended_Index is |
| (Index_Type'Val |
| ((Index_Type'Pos (Index_Type'First) - 1) + Length (Container))); |
| |
| ------------ |
| -- Length -- |
| ------------ |
| |
| function Length (Container : Sequence) return Count_Type is |
| (Length (Container.Content)); |
| |
| ----------------- |
| -- Range_Equal -- |
| ----------------- |
| |
| function Range_Equal |
| (Left : Sequence; |
| Right : Sequence; |
| Fst : Index_Type; |
| Lst : Extended_Index) return Boolean |
| is |
| begin |
| for I in Fst .. Lst loop |
| if Get (Left, I) /= Get (Right, I) then |
| return False; |
| end if; |
| end loop; |
| |
| return True; |
| end Range_Equal; |
| |
| ------------------- |
| -- Range_Shifted -- |
| ------------------- |
| |
| function Range_Shifted |
| (Left : Sequence; |
| Right : Sequence; |
| Fst : Index_Type; |
| Lst : Extended_Index; |
| Offset : Count_Type'Base) return Boolean |
| is |
| begin |
| for I in Fst .. Lst loop |
| if Get (Left, I) /= |
| Get (Right, Index_Type'Val (Index_Type'Pos (I) + Offset)) |
| then |
| return False; |
| end if; |
| end loop; |
| return True; |
| end Range_Shifted; |
| |
| ------------ |
| -- Remove -- |
| ------------ |
| |
| function Remove |
| (Container : Sequence; |
| Position : Index_Type) return Sequence |
| is |
| (Content => Remove (Container.Content, Position)); |
| |
| --------- |
| -- Set -- |
| --------- |
| |
| function Set |
| (Container : Sequence; |
| Position : Index_Type; |
| New_Item : Element_Type) return Sequence |
| is |
| (Content => Set (Container.Content, Position, New_Item)); |
| |
| end Ada.Containers.Functional_Vectors; |
