File:  [gforth] / gforth / regexp-test.fs
Revision 1.4: download - view: text, annotated - select for diffs
Mon Dec 31 19:02:24 2007 UTC (12 years, 1 month ago) by anton
Branches: MAIN
CVS tags: v0-7-0, HEAD
updated copyright year after changing license notice

    1: \ regexp test
    2: 
    3: \ Copyright (C) 2005,2007 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: charclass [bl-]   blanks +class '- +char
   21: charclass [0-9(]  '( +char '0 '9 ..char
   22: 
   23: : telnum ( addr u -- flag )
   24:     (( {{ ` (  \( \d \d \d \) ` ) || \( \d \d \d \) }}  blanks c?
   25:     \( \d \d \d \) [bl-] c?
   26:     \( \d \d \d \d \) {{ \$ || -\d }} )) ;
   27: 
   28: : ?tel ( addr u -- ) telnum
   29:     IF  '( emit \1 type ." ) " \2 type '- emit \3 type ."  succeeded"
   30:     ELSE \0 type ."  failed " THEN ;
   31: 
   32: : ?tel-s ( addr u -- ) ?tel ."  should succeed" space depth . cr ;
   33: : ?tel-f ( addr u -- ) ?tel ."  should fail" space depth . cr ;
   34: 
   35: ." --- Telephone number match ---" cr
   36: s" (123) 456-7890" ?tel-s
   37: s" (123) 456-7890 " ?tel-s
   38: s" (123)-456 7890" ?tel-f
   39: s" (123) 456 789" ?tel-f
   40: s" 123 456-7890" ?tel-s
   41: s" 123 456-78909" ?tel-f
   42: 
   43: : telnum2 ( addr u -- flag )
   44:     (( // {{ [0-9(] -c? || \^ }}
   45:     {{ ` (  \( \d \d \d \) ` ) || \( \d \d \d \) }}  blanks c?
   46:     \( \d \d \d \) [bl-] c?
   47:     \( \d \d \d \d \) {{ \$ || -\d }} )) ;
   48: 
   49: : ?tel2 ( addr u -- ) telnum2
   50:     IF   '( emit \1 type ." ) " \2 type '- emit \3 type ."  succeeded"
   51:     ELSE \0 type ."  failed " THEN  cr ;
   52: ." --- Telephone number search ---" cr
   53: s" blabla (123) 456-7890" ?tel2
   54: s" blabla (123) 456-7890 " ?tel2
   55: s" blabla (123)-456 7890" ?tel2
   56: s" blabla (123) 456 789" ?tel2
   57: s" blabla 123 456-7890" ?tel2
   58: s" blabla 123 456-78909" ?tel2
   59: s" (123) 456-7890" ?tel2
   60: s"  (123) 456-7890 " ?tel2
   61: s" a (123)-456 7890" ?tel2
   62: s" la (123) 456 789" ?tel2
   63: s" bla 123 456-7890" ?tel2
   64: s" abla 123 456-78909" ?tel2
   65: 
   66: ." --- Number extraction test ---" cr
   67: 
   68: charclass [0-9,./:]  '0 '9 ..char ', +char '. +char '/ +char ': +char
   69: 
   70: : ?num
   71:     (( // \( {++ [0-9,./:] c? ++} \) ))
   72:     IF  \1 type  ELSE  \0 type ."  failed"  THEN   cr ;
   73: 
   74: s" 1234" ?num
   75: s" 12,345abc" ?num
   76: s" foobar12/345:678.9abc" ?num
   77: s" blafasel" ?num
   78: 
   79: ." --- String test --- " cr
   80: 
   81: : ?string
   82:     (( // \( {{ =" foo" || =" bar" || =" test" }} \) ))
   83:     IF  \1 type  cr THEN ;
   84: s" dies ist ein test" ?string
   85: s" foobar" ?string
   86: s" baz bar foo" ?string
   87: s" Hier kommt nichts vor" ?string
   88: 
   89: ." --- longer matches test --- " cr
   90: 
   91: : ?foos
   92:     (( \( {** =" foo" **} \) ))
   93:     IF  \1 type  ELSE  \0 type ."  failed"  THEN  cr ;
   94: 
   95: : ?foobars
   96:     (( // \( {** =" foo" **} \) \( {++ =" bar" ++} \) ))
   97:     IF  \1 type ', emit \2 type  ELSE  \0 type ."  failed"  THEN  cr ;
   98: 
   99: : ?foos1
  100:     (( // \( {+ =" foo" +} \) \( {++ =" bar" ++} \) ))
  101:     IF  \1 type ', emit \2 type  ELSE  \0 type ."  failed"  THEN  cr ;
  102: 
  103: s" foobar" ?foos
  104: s" foofoofoobar" ?foos
  105: s" fofoofoofofooofoobarbar" ?foos
  106: s" bla baz bar" ?foos
  107: s" foofoofoo" ?foos
  108: 
  109: s" foobar" ?foobars
  110: s" foofoofoobar" ?foobars
  111: s" fofoofoofofooofoobarbar" ?foobars
  112: s" bla baz bar" ?foobars
  113: s" foofoofoo" ?foobars
  114: 
  115: s" foobar" ?foos1
  116: s" foofoofoobar" ?foos1
  117: s" fofoofoofofooofoobarbar" ?foos1
  118: s" bla baz bar" ?foos1
  119: s" foofoofoo" ?foos1
  120: 
  121: script? [IF] bye [THEN]

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