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@ -21,7 +21,7 @@
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(define (cache-has-key? path)
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(hash-has-key? (current-cache) path))
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(define (cache path)
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(define (cache path)
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(dynamic-rerequire path)
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(hash-set! (current-cache) path (make-hash))
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(define cache-hash (cache-ref path))
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@ -37,6 +37,8 @@
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(with-handlers ([exn:fail? (λ(exn) (error (format "cached-require: ~a is not a valid path" path-string)))])
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(->complete-path path-string)))
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(when (not (file-exists? path)) (error (format "cached-require: ~a does not exist" (path->string path))))
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(when (or (not (cache-has-key? path))
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(> (file-or-directory-modify-seconds path) (hash-ref (cache-ref path) 'mod-time)))
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(cache path))
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