m3tk/src/syn/M3CLiteral.m3

MODULE M3CLiteral;
************************************************************************* Copyright (C) Olivetti 1989 All Rights reserved Use and copy of this software and preparation of derivative works based upon this software are permitted to any person, provided this same copyright notice and the following Olivetti warranty disclaimer are included in any copy of the software or any modification thereof or derivative work therefrom made by any person. This software is made available AS IS and Olivetti disclaims all warranties with respect to this software, whether expressed or implied under any law, including all implied warranties of merchantibility and fitness for any purpose. In no event shall Olivetti be liable for any damages whatsoever resulting from loss of use, data or profits or otherwise arising out of or in connection with the use or performance of this software. ************************************************************************* 

IMPORT Text;
IMPORT M3AST_LX, M3CHash;

REVEAL
  M3AST_LX.Number_rep = T BRANDED OBJECT END;
  M3AST_LX.Text_rep = T BRANDED OBJECT END;

PROCEDURE NewLiteral(<*UNUSED*> c: M3CHash.IdCreator;
                     text: Text.T): M3CHash.Id RAISES {}=
  BEGIN
    WITH ch = Text.GetChar(text, 0) DO
      IF ch = '\"' OR ch = '\''  THEN
        RETURN NEW(M3AST_LX.Text_rep);
      ELSE
        RETURN NEW(M3AST_LX.Number_rep);
      END;
    END;
  END NewLiteral;

PROCEDURE NewLiteralCreator(): M3CHash.IdCreator RAISES {}=
  TYPE
    LiteralCreator = M3CHash.IdCreator OBJECT OVERRIDES new := NewLiteral END;
  BEGIN
    RETURN NEW(LiteralCreator);
  END NewLiteralCreator;

VAR
  table_g := NEW(M3CHash.Table).init(10240, NewLiteralCreator());

<*INLINE*> PROCEDURE Table(): M3CHash.Table RAISES {}=
  BEGIN
    RETURN table_g;
  END Table;

<*INLINE*> PROCEDURE ToText(id: T): Text.T RAISES {}=
  BEGIN
    RETURN id.toText();
  END ToText;

<*INLINE*> PROCEDURE Enter(text: Text.T): T RAISES {}=
  BEGIN
    RETURN table_g.enter(text);
  END Enter;

BEGIN

END M3CLiteral.