123 lines
3.6 KiB
Factor
123 lines
3.6 KiB
Factor
! :folding=indent:collapseFolds=1:
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! $Id$
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!
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! Copyright (C) 2004 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: jedit
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USE: kernel
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USE: lists
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USE: namespaces
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USE: parser
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USE: presentation
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USE: prettyprint
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USE: stdio
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USE: streams
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USE: strings
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USE: words
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USE: generic
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! Wire protocol for jEdit to evaluate Factor code.
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! Packets are of the form:
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!
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! 4 bytes length
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! <n> bytes data
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!
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! jEdit sends a packet with code to eval, it receives the output
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! captured with with-string.
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USE: listener
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: write-packet ( string -- )
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dup str-length write-big-endian-32 write flush ;
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: read-packet ( -- string )
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read-big-endian-32 read# ;
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: wire-server ( -- )
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#! Repeatedly read jEdit requests and execute them. Return
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#! on EOF.
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read-packet [ eval>string write-packet wire-server ] when* ;
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! Stream protocol for jEdit allows user to interact with a
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! Factor listener.
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!
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! Packets have the following form:
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!
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! 1 byte -- type. CHAR: w: write, CHAR: r: read CHAR: f flush
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! 4 bytes -- for write only -- length of write request
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! remaining -- unparsed write request -- string then style
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! After a read line request, the server reads a response from
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! the client:
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! 4 bytes -- length. -1 means EOF
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! remaining -- input
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: jedit-write-attr ( str style -- )
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CHAR: w write
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[ swap . . ] with-string
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dup str-length write-big-endian-32
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write ;
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TRAITS: jedit-stream
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M: jedit-stream freadln ( stream -- str )
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[ CHAR: r write flush read-big-endian-32 read# ] bind ;
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M: jedit-stream fwrite-attr ( str style stream -- )
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[ [ default-style ] unless* jedit-write-attr ] bind ;
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M: jedit-stream fflush ( stream -- )
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[ CHAR: f write flush ] bind ;
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C: jedit-stream ( stream -- stream )
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[ dup delegate set stdio set ] extend ;
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: stream-server ( -- )
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#! Execute this in the inferior Factor.
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stdio [ <jedit-stream> ] change print-banner ;
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: jedit-lookup ( word -- list )
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#! A utility word called by the Factor plugin to get some
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#! required word info.
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dup [
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[
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"vocabulary"
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"name"
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"stack-effect"
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] [
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dupd word-property
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] map nip
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] when ;
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: completions ( str anywhere vocabs -- list )
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#! Make a list of completions. Each element of the list is
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#! a name/vocabulary pair.
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[
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[
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>r 2dup r> swap [
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vocab-apropos
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] [
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vocab-completions
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] ifte [ jedit-lookup , ] each
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] each
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] make-list ;
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