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36 lines
1.4 KiB
Scheme
36 lines
1.4 KiB
Scheme
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(define-library (srfi 159 base)
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(export
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show displayed written written-shared written-simply
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escaped maybe-escaped
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numeric numeric/comma numeric/si numeric/fitted
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nl fl space-to tab-to nothing each each-in-list
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joined joined/prefix joined/suffix joined/last joined/dot
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joined/range padded padded/right padded/both
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trimmed trimmed/right trimmed/both trimmed/lazy
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fitted fitted/right fitted/both output-default
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fn with with! forked call-with-output)
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(import (scheme base) (scheme write) (scheme complex) (scheme inexact)
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(srfi 1) (srfi 69) (srfi 130) (chibi monad environment)
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(chibi show shared))
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(cond-expand
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(chibi
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(import (only (chibi) let-optionals*)))
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(else
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(begin
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(define-syntax let-optionals*
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(syntax-rules ()
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((let-optionals* opt-ls () . body)
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(begin . body))
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((let-optionals* (op . args) vars . body)
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(let ((tmp (op . args)))
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(let-optionals* tmp vars . body)))
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((let-optionals* tmp ((var default) . rest) . body)
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(let ((var (if (pair? tmp) (car tmp) default))
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(tmp2 (if (pair? tmp) (cdr tmp) '())))
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(let-optionals* tmp2 rest . body)))
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((let-optionals* tmp tail . body)
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(let ((tail tmp)) . body)))))))
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(include "base.scm")
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(include "../166/show.scm")
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(include "../166/write.scm"))
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