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260 | ------------------------------------------------------------------------------
-- --
-- Libadalang Tools --
-- --
-- Copyright (C) 2021-2022, AdaCore --
-- --
-- Libadalang Tools is free software; you can redistribute it and/or modi- --
-- fy it under terms of the GNU General Public License as published by --
-- the Free Software Foundation; either version 3, or (at your option) any --
-- later version. This software is distributed in the hope that it will be --
-- useful but WITHOUT 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/>. --
------------------------------------------------------------------------------
with Ada.Strings.UTF_Encoding;
with Langkit_Support.Slocs; use Langkit_Support.Slocs;
with Libadalang.Analysis; use Libadalang.Analysis;
with Laltools.Refactor.Subprogram_Signature.Change_Parameters_Default_Value;
with LSP.Common;
with LSP.Messages.Client_Requests;
with LSP.Lal_Utils;
with VSS.Strings.Conversions;
package body LSP.Ada_Handlers.Refactor_Change_Parameters_Default_Value is
------------------------
-- Append_Code_Action --
------------------------
procedure Append_Code_Action
(Self : in out Command;
Context : Context_Access;
Commands_Vector : in out LSP.Messages.CodeAction_Vector;
Where : LSP.Messages.Location)
is
Pointer : LSP.Commands.Command_Pointer;
Code_Action : LSP.Messages.CodeAction;
begin
Self.Initialize
(Context => Context.all,
Where => Where,
New_Parameters_Default_Value => "");
Pointer.Set (Self);
Code_Action :=
(title => "Change Parameter Default Value",
kind =>
(Is_Set => True,
Value => LSP.Messages.RefactorRewrite),
diagnostics => (Is_Set => False),
edit => (Is_Set => False),
isPreferred => (Is_Set => False),
disabled => (Is_Set => False),
command =>
(Is_Set => True,
Value =>
(Is_Unknown => False,
title => <>,
Custom => Pointer)));
Commands_Vector.Append (Code_Action);
end Append_Code_Action;
------------
-- Create --
------------
overriding
function Create
(JS : not null access LSP.JSON_Streams.JSON_Stream'Class)
return Command
is
use Ada.Strings.UTF_Encoding;
use LSP.Messages;
use LSP.Types;
use VSS.Strings.Conversions;
begin
return C : Command do
pragma Assert (JS.R.Is_Start_Object);
JS.R.Read_Next;
while not JS.R.Is_End_Object loop
pragma Assert (JS.R.Is_Key_Name);
declare
Key : constant UTF_8_String := To_UTF_8_String (JS.R.Key_Name);
begin
JS.R.Read_Next;
if Key = "context" then
Read_String (JS, C.Context);
elsif Key = "where" then
Location'Read (JS, C.Where);
elsif Key = "newParametersDefaultValue" then
Read_String (JS, C.New_Parameters_Default_Value);
else
JS.Skip_Value;
end if;
end;
end loop;
JS.R.Read_Next;
end return;
end Create;
-------------
-- Execute --
-------------
overriding
procedure Execute
(Self : Command;
Handler : not null access LSP.Server_Notification_Receivers.
Server_Notification_Receiver'Class;
Client : not null access LSP.Client_Message_Receivers.
Client_Message_Receiver'Class;
Error : in out LSP.Errors.Optional_ResponseError)
is
use Laltools.Refactor;
use Laltools.Refactor.Subprogram_Signature.
Change_Parameters_Default_Value;
use LSP.Messages;
use LSP.Types;
use VSS.Strings.Conversions;
Message_Handler : LSP.Ada_Handlers.Message_Handler renames
LSP.Ada_Handlers.Message_Handler (Handler.all);
Context : LSP.Ada_Contexts.Context renames
Message_Handler.Contexts.Get (Self.Context).all;
Apply : Client_Requests.Workspace_Apply_Edit_Request;
Workspace_Edits : WorkspaceEdit renames Apply.params.edit;
Label : Optional_Virtual_String renames Apply.params.label;
Unit : constant Analysis_Unit :=
Context.LAL_Context.Get_From_File
(Context.URI_To_File (Self.Where.uri));
Parameters_SLOC_Range : constant Source_Location_Range :=
(Langkit_Support.Slocs.Line_Number (Self.Where.span.first.line) + 1,
Langkit_Support.Slocs.Line_Number (Self.Where.span.last.line) + 1,
Column_Number (Self.Where.span.first.character) + 1,
Column_Number (Self.Where.span.last.character) + 1);
Changer : constant Parameters_Default_Value_Changer :=
Create_Parameters_Default_Value_Changer
(Unit => Unit,
Parameters_Source_Location_Range =>
Parameters_SLOC_Range,
New_Parameters_Default_Value =>
To_Unbounded_UTF_8_String (Self.New_Parameters_Default_Value));
function Analysis_Units return Analysis_Unit_Array is
(Context.Analysis_Units);
-- Provides the Context Analysis_Unit_Array to the Pull_Upper
Edits : constant Laltools.Refactor.Refactoring_Edits :=
Changer.Refactor (Analysis_Units'Access);
begin
if Edits = No_Refactoring_Edits then
Error :=
(Is_Set => True,
Value =>
(code => LSP.Errors.UnknownErrorCode,
message => VSS.Strings.Conversions.To_Virtual_String
("Failed to execute the Change Parameter Default Value "
& "refactoring."),
data => <>));
else
Workspace_Edits :=
LSP.Lal_Utils.To_Workspace_Edit
(Edits => Edits,
Resource_Operations => Message_Handler.Resource_Operations,
Versioned_Documents => Message_Handler.Versioned_Documents,
Document_Provider => Message_Handler'Access);
Label :=
(Is_Set => True,
Value => To_Virtual_String (Command'External_Tag));
Client.On_Workspace_Apply_Edit_Request (Apply);
end if;
exception
when E : others =>
LSP.Common.Log (Message_Handler.Trace, E);
Error :=
(Is_Set => True,
Value =>
(code => LSP.Errors.UnknownErrorCode,
message => VSS.Strings.Conversions.To_Virtual_String
("Failed to execute the Change Parameter Default Value "
& "refactoring."),
data => <>));
end Execute;
----------------
-- Initialize --
----------------
procedure Initialize
(Self : in out Command'Class;
Context : LSP.Ada_Contexts.Context;
Where : LSP.Messages.Location;
New_Parameters_Default_Value : VSS.Strings.Virtual_String) is
begin
Self.Context := Context.Id;
Self.Where := Where;
Self.New_Parameters_Default_Value := New_Parameters_Default_Value;
end Initialize;
-------------------
-- Write_Command --
-------------------
procedure Write_Command
(S : access Ada.Streams.Root_Stream_Type'Class;
C : Command)
is
use LSP.Messages;
use LSP.Types;
JS : LSP.JSON_Streams.JSON_Stream'Class renames
LSP.JSON_Streams.JSON_Stream'Class (S.all);
begin
JS.Start_Object;
JS.Key ("context");
Write_String (S, C.Context);
JS.Key ("where");
Location'Write (S, C.Where);
JS.Key ("newParametersDefaultValue");
Write_String (S, C.New_Parameters_Default_Value);
JS.End_Object;
end Write_Command;
end LSP.Ada_Handlers.Refactor_Change_Parameters_Default_Value;
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