37 lines
889 B
Racket
37 lines
889 B
Racket
#lang racket
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(require "simulator.rkt"
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"simulator-structs.rkt"
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"compile.rkt"
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"parse.rkt")
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;; Test out the compiler, using the simulator.
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(define-syntax (test stx)
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(syntax-case stx ()
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[(_ code exp)
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(with-syntax ([stx stx])
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(syntax/loc #'stx
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(let* ([a-machine (run (new-machine (compile (parse code) 'val 'next)))]
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[actual (machine-val a-machine)])
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(unless (equal? actual exp)
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(raise-syntax-error #f (format "Expected ~s, got ~s" exp actual)
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#'stx)))))]))
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;; run: machine -> machine
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;; Run the machine to completion.
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(define (run m)
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(cond
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[(can-step? m)
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(run (step m))]
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[else
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m]))
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(test 42 42)
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(test '(begin (define x 42)
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(+ x x))
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84)
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;(simulate (compile (parse '42) 'val 'next))
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;(compile (parse '(+ 3 4)) 'val 'next) |