factor/library/platform/native/parse-stream.factor

!:folding=indent:collapseFolds=1:

! $Id$
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! Copyright (C) 2004 Slava Pestov.
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IN: parser
USE: arithmetic
USE: combinators
USE: errors
USE: lists
USE: namespaces
USE: stdio
USE: streams

: next-line ( -- str )
    "parse-stream" get freadln
    "line-number" succ@ ;

: (parse-stream) ( -- )
    next-line [ print (parse-stream) ] when* ;

: parse-stream ( name stream -- )
    <namespace> [
        [
            "parse-stream" set
            "parse-name" set
            0 "line-number" set
            f (parse-stream) nreverse
        ] [
            "parse-stream" get fclose rethrow
        ] catch
    ] bind ;

: parse-file ( file -- code )
    "r" <file-stream> parse-stream ;

: run-file ( file -- )
    parse-file call ;