Annotation of gforth/parsedto.fs, revision 1.1

1.1     ! pazsan      1: \ -> (to/is replacement) recognizer
        !             2: 
        !             3: \ Copyright (C) 2012 Free Software Foundation, Inc.
        !             4: 
        !             5: \ This file is part of Gforth.
        !             6: 
        !             7: \ Gforth is free software; you can redistribute it and/or
        !             8: \ modify it under the terms of the GNU General Public License
        !             9: \ as published by the Free Software Foundation, either version 3
        !            10: \ of the License, or (at your option) any later version.
        !            11: 
        !            12: \ This program is distributed in the hope that it will be useful,
        !            13: \ but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            14: \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            15: \ GNU General Public License for more details.
        !            16: 
        !            17: \ You should have received a copy of the GNU General Public License
        !            18: \ along with this program. If not, see http://www.gnu.org/licenses/.
        !            19: 
        !            20: ' (int-to) ' (comp-to) ' lit, recognizer: r:to
        !            21: 
        !            22: : to-recognizer ( addr u -- xt r:to | addr u r:fail )
        !            23:     2dup s" ->" string-prefix?  0= IF  r:fail  EXIT  THEN
        !            24:     2dup 2 /string dup 0= IF  2drop r:fail  EXIT  THEN
        !            25:     find-name dup 0= IF  drop r:fail  EXIT  THEN
        !            26:     name>comp drop nip nip r:to ;
        !            27: 
        !            28: ' to-recognizer
        !            29: forth-recognizer get-recognizers
        !            30: 1+ forth-recognizer set-recognizers

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