factor/basis/eval/eval.factor

! Copyright (C) 2008, 2009 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: splitting parser parser.notes compiler.units kernel namespaces
debugger io.streams.string fry combinators effects.parser ;
IN: eval

: parse-string ( str -- quot )
    [ string-lines parse-lines ] with-compilation-unit ;

: (eval) ( str effect -- )
    [ parse-string ] dip call-effect ; inline

: eval ( str effect -- )
    [ (eval) ] with-file-vocabs ; inline

SYNTAX: eval( \ eval parse-call( ;

: (eval>string) ( str -- output )
    [
        "quiet" on
        parser-notes off
        '[ _ (( -- )) (eval) ] try
    ] with-string-writer ;

: eval>string ( str -- output )
    [ (eval>string) ] with-file-vocabs ;