! :folding=indent:collapseFolds=1:

! $Id$
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! Copyright (C) 2003, 2004 Slava Pestov.
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IN: prettyprint
USE: combinators
USE: lists
USE: math
USE: prettyprint
USE: stack
USE: stdio
USE: unparser
USE: words

: prettyprint-:; ( indent word list -- indent )
    over >r >r dup
    >r dupd prettyprint-IN: prettyprint-: r>
    prettyprint-word prettyprint-space
    r>
    prettyprint-list prettyprint-; r> prettyprint-plist ;

: prettyprint-~<< ( indent -- indent )
    "~<<" write prettyprint-space
    tab-size + ;

: prettyprint->>~ ( indent -- indent )
    ">>~" write
    tab-size - ;

: prettyprint-~<<>>~ ( indent word list -- indent )
    >r >r prettyprint-~<< r> prettyprint-word " " write r>
    [ write " " write ] each
    prettyprint->>~ ;

: see ( word -- )
    0 swap
    intern dup worddef
    [
        [ compound-or-compiled? ] [ word-parameter prettyprint-:; ]
        [ shuffle? ] [ word-parameter prettyprint-~<<>>~ ]
        [ primitive? ] [ "PRIMITIVE: " write unparse write drop ]
        [ symbol? ] [ "SYMBOL: " write drop unparse write ]
        [ drop t ] [ 2drop "Not defined" write ]
    ] cond prettyprint-newline ;