1 ! :folding=indent:collapseFolds=1:
5 ! Copyright (C) 2003, 2004 Slava Pestov.
7 ! Redistribution and use in source and binary forms, with or without
8 ! modification, are permitted provided that the following conditions are met:
10 ! 1. Redistributions of source code must retain the above copyright notice,
11 ! this list of conditions and the following disclaimer.
13 ! 2. Redistributions in binary form must reproduce the above copyright notice,
14 ! this list of conditions and the following disclaimer in the documentation
15 ! and/or other materials provided with the distribution.
17 ! THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
18 ! INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
19 ! FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
20 ! DEVELOPERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 ! SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
22 ! PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
23 ! OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
24 ! WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
25 ! OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
26 ! ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35 : vector-each ( vector code -- )
36 #! Execute the code, with each element of the vector
37 #! pushed onto the stack.
39 -rot 2dup >r >r >r vector-nth r> call r> r>
42 : (vector-map-step) ( element code -- result code )
45 : (vector-map) ( code target element -- result code target )
46 -rot >r (vector-map-step) r> ;
48 : vector-map ( vector code -- vector )
49 #! Applies code to each element of the vector, return a new
50 #! vector with the results. The code must have stack effect
52 over vector-length <vector> rot [
53 (vector-map) swapd tuck vector-push
56 : vector-and ( vector -- ? )
57 #! Logical and of all elements in the vector.
58 t swap [ and ] vector-each ;
60 : vector-all? ( vector pred -- ? )
61 vector-map vector-and ;