23 lines
516 B
Forth
23 lines
516 B
Forth
~~~
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{{
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:eol? (c-f)
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[ ASCII:CR eq? ] [ ASCII:LF eq? ] [ ASCII:SPACE eq? ] tri or or ;
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:valid? (s-sf)
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dup s:length n:-zero? ;
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:check-bs (c-c)
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dup [ #8 eq? ] [ #127 eq? ] bi or [ buffer:get buffer:get drop-pair ] if ;
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:c:get (-c) \liii.... `1 ;
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:s:get (-s) [ #1025 buffer:set
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[ c:get dup buffer:add check-bs eol? ] until
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buffer:start s:chop ] buffer:preserve ;
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:listen (-)
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repeat s:get valid? &interpret &drop choose again ;
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&listen #1 store
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}}
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~~~
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