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package body Packrat.Lexer.Debug is
function Create_Result
(Finish : in Natural;
Status : in Result_Status)
return Combinator_Result is
begin
return (Finish, Status);
end Create_Result;
function Join
(Left, Right : in Combinator_Result)
return Combinator_Result is
begin
if Left.Status = Success or Left.Status = Optional_More then
return Right;
elsif Left.Status = Needs_More then
return (Left.Finish, Failure);
else
return Left;
end if;
end Join;
function Status
(This : in Combinator_Result)
return Result_Status is
begin
return This.Status;
end Status;
function Debug_String
(This : in Combinator_Result)
return String is
begin
return Integer'Image (This.Finish)
& " " & Result_Status'Image (This.Status);
end Debug_String;
function So_Far
(This : in Lexer_Context)
return Token_Vector is
begin
return (This.Result_So_Far with null record);
end So_Far;
function Position
(This : in Lexer_Context)
return Positive is
begin
return This.Position;
end Position;
function Status
(This : in Lexer_Context)
return Result_Status is
begin
return This.Status;
end Status;
function Has_Pass
(This : in Lexer_Context)
return Boolean is
begin
return not This.Pass_Forward.Is_Empty;
end Has_Pass;
function Pass
(This : in Lexer_Context)
return Element_Array is
begin
return This.Pass_Forward.Element;
end Pass;
function Length
(Vec : in Token_Vector)
return Natural is
begin
return Integer (Token_Vectors.Vector (Vec).Length);
end Length;
function Element
(Vec : in Token_Vector;
Dex : in Positive)
return Gen_Tokens.Token is
begin
return Token_Vectors.Vector (Vec).Element (Dex);
end Element;
function Is_Failure
(Result : in Component_Result)
return Boolean is
begin
return Result = Component_Failure;
end Is_Failure;
function Is_Success
(Result : in Component_Result)
return Boolean is
begin
return Result = Component_Success;
end Is_Success;
end Packrat.Lexer.Debug;
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