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19 lines
551 B
Racket
19 lines
551 B
Racket
#lang restructure/racket
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(provide (all-defined-out))
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#| approximates
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https://github.com/mbutterick/restructure/blob/master/src/EncodeStream.coffee
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|#
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;; basically just a wrapper for a Racket outputport
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(define-subclass object% (REncodeStream [bufferSize 65536])
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(field [_port (open-output-bytes)])
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(getter-field [pos (port-position _port)])
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(define/public (dump)
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(get-output-bytes _port))
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(define/public (write val)
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(cond
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[(bytes? val) (write-bytes val _port) (void)]
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[else (error 'REncodeStream:write:unknown-type)]))) |