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https://github.com/kanaka/mal.git
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37 lines
794 B
Plaintext
37 lines
794 B
Plaintext
(de load-relative (Path)
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(load (pack (car (file)) Path)) )
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(load-relative "readline.l")
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(load-relative "types.l")
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(load-relative "reader.l")
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(load-relative "printer.l")
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(de READ (String)
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(read-str String) )
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(de EVAL (Ast)
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Ast)
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(de PRINT (Ast)
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(pr-str Ast T) )
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(de rep (String)
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(PRINT (EVAL (READ String))) )
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(load-history ".mal_history")
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(use Eof
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(until Eof
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(let Input (readline "user> ")
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(if (=0 Input)
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(setq Eof T)
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(let Output (catch 'err (rep Input))
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(if (isa '+MALError Output)
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(let Message (MAL-value Output)
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(unless (= Message "end of token stream")
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(prinl "[error] " Message) ) )
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(prinl Output) ) ) ) ) ) )
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(prinl)
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(bye)
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