135 lines
4.0 KiB
Factor
135 lines
4.0 KiB
Factor
! :folding=indent:collapseFolds=1:
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! $Id$
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!
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! Copyright (C) 2003 Slava Pestov.
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!
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! Redistribution and use in source and binary forms, with or without
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! modification, are permitted provided that the following conditions are met:
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!
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! 1. Redistributions of source code must retain the above copyright notice,
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! this list of conditions and the following disclaimer.
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!
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! 2. Redistributions in binary form must reproduce the above copyright notice,
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! this list of conditions and the following disclaimer in the documentation
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! and/or other materials provided with the distribution.
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!
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! THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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! INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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! FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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! DEVELOPERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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! SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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! PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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! OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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! WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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! OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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! ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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IN: words
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USE: hashtables
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USE: kernel
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USE: lists
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USE: math
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USE: namespaces
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USE: strings
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: word-property ( word pname -- pvalue )
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swap word-plist assoc ;
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: set-word-property ( word pvalue pname -- )
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pick word-plist
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pick [ set-assoc ] [ remove-assoc nip ] ifte
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swap set-word-plist ;
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: ?word-primitive ( obj -- prim/0 )
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dup word? [ word-primitive ] [ drop 0 ] ifte ;
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: compound? ( obj -- ? ) ?word-primitive 1 = ;
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: primitive? ( obj -- ? ) ?word-primitive 2 > ;
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: symbol? ( obj -- ? ) ?word-primitive 2 = ;
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: word ( -- word ) global [ "last-word" get ] bind ;
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: set-word ( word -- ) global [ "last-word" set ] bind ;
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: (define) ( word primitive parameter -- )
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#! Define a word in the current Factor instance.
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pick set-word-parameter
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over set-word-primitive
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f "parsing" set-word-property ;
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: define ( word primitive parameter -- )
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#! The define-hook is set by the image bootstrapping code.
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"define-hook" get [ call ] [ (define) ] ifte* ;
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: define-compound ( word def -- ) 1 swap define ;
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: define-symbol ( word -- ) 2 over define ;
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: word-name ( word -- str ) "name" word-property ;
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: word-vocabulary ( word -- str ) "vocabulary" word-property ;
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: stack-effect ( word -- str ) "stack-effect" word-property ;
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: documentation ( word -- str ) "documentation" word-property ;
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: vocabs ( -- list )
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#! Push a list of vocabularies.
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global [ "vocabularies" get hash-keys str-sort ] bind ;
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: vocab ( name -- vocab )
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#! Get a vocabulary.
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global [ "vocabularies" get hash ] bind ;
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: word-sort ( list -- list )
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#! Sort a list of words by name.
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[ swap word-name swap word-name str-lexi> ] sort ;
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: words ( vocab -- list )
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#! Push a list of all words in a vocabulary.
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#! Filter empty slots.
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vocab hash-values [ ] subset word-sort ;
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: each-word ( quot -- )
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#! Apply a quotation to each word in the image.
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vocabs [ words [ swap dup >r call r> ] each ] each drop ;
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: init-search-path ( -- )
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! For files
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"scratchpad" "file-in" set
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[ "builtins" "syntax" "scratchpad" ] "file-use" set
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! For interactive
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"scratchpad" "in" set
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[
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"user"
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"arithmetic"
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"builtins"
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"compiler"
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"debugger"
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"errors"
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"files"
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"hashtables"
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"inference"
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"inferior"
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"interpreter"
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"inspector"
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"jedit"
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"kernel"
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"listener"
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"lists"
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"math"
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"namespaces"
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"parser"
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"prettyprint"
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"processes"
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"profiler"
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"stack"
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"streams"
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"stdio"
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"strings"
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"syntax"
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"test"
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"threads"
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"unparser"
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"vectors"
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"vocabularies"
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"words"
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"scratchpad"
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] "use" set ;
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