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98 lines
3.8 KiB
Ada
98 lines
3.8 KiB
Ada
------------------------------------------------------------------------------
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-- G N A T C O L L --
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-- --
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-- Copyright (C) 2009-2020, AdaCore --
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-- --
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-- This library is free software; you can redistribute it and/or modify it --
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-- under terms of the GNU General Public License as published by the Free --
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-- Software Foundation; either version 3, or (at your option) any later --
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-- version. This library is distributed in the hope that it will be useful, --
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHAN- --
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-- TABILITY 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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------------------------------------------------------------------------------
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package body GNATCOLL.Any_Types.Python is
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-------------------
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-- From_PyObject --
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-------------------
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function From_PyObject (Object : PyObject) return Any_Type is
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begin
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if Object = null
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or else Object = Py_None
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then
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return Empty_Any_Type;
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end if;
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if PyInt_Check (Object) then
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declare
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A : Any_Type (Integer_Type, 0);
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begin
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A.Int := PyInt_AsLong (Object);
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return A;
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end;
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elsif PyString_Check (Object) then
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declare
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S : constant String := PyString_AsString (Object);
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A : Any_Type (String_Type, S'Length);
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begin
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A.Str := S;
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return A;
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end;
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elsif PyUnicode_Check (Object) then
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declare
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S : constant String := Unicode_AsString (Object);
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A : Any_Type (String_Type, S'Length);
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begin
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A.Str := S;
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return A;
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end;
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elsif PyList_Check (Object) then
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declare
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Size : constant Integer := PyList_Size (Object);
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Arr : Any_Type_Array (1 .. Size);
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A : Any_Type (List_Type, Size);
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begin
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for J in 1 .. Size loop
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Arr (J) := new Any_Type'
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(From_PyObject (PyList_GetItem (Object, J - 1)));
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end loop;
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A.List := Arr;
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return A;
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end;
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elsif PyTuple_Check (Object) then
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declare
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Size : constant Integer := PyTuple_Size (Object);
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Arr : Any_Type_Array (1 .. Size);
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A : Any_Type (Tuple_Type, Size);
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begin
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for J in 1 .. Size loop
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Arr (J) := new Any_Type'
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(From_PyObject (PyTuple_GetItem (Object, J - 1)));
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end loop;
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A.Tuple := Arr;
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return A;
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end;
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else
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-- When adding support for new types, add the corresponding cases
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-- here.
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null;
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end if;
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return Empty_Any_Type;
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end From_PyObject;
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end GNATCOLL.Any_Types.Python;
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