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Use symbol-hashtables #6

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merged 1 commit into from
Dec 22, 2023
Merged

Use symbol-hashtables #6

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13 changes: 6 additions & 7 deletions src/Record/Unsafe.ss
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Original file line number Diff line number Diff line change
Expand Up @@ -5,33 +5,32 @@
unsafeGet
unsafeSet
unsafeDelete)
(import (only (rnrs base) define lambda let)
(prefix (purs runtime) rt:)
(prefix (purs runtime srfi :125) srfi:125:))
(import (chezscheme)
(prefix (purs runtime) rt:))

(define unsafeHas
(lambda (label)
(lambda (rec)
(srfi:125:hash-table-contains? rec label))))
(symbol-hashtable-contains? rec (string->symbol label)))))
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I guess we're not going for bytestring->symbol just yet? Or will this not change?

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This is just for being compatible with new symbol-based hashtables, we don't have bytestrings yet.


(define unsafeGet
(lambda (label)
(lambda (rec)
(rt:object-ref rec label))))
(rt:object-ref rec (string->symbol label)))))

(define unsafeSet
(lambda (label)
(lambda (value)
(lambda (rec)
(let ([rec-copy (rt:object-copy rec)])
(rt:object-set! rec-copy label value)
(rt:object-set! rec-copy (string->symbol label) value)
rec-copy)))))

(define unsafeDelete
(lambda (label)
(lambda (rec)
(let ([rec-copy (rt:object-copy rec)])
(srfi:125:hash-table-delete! rec-copy label)
(symbol-hashtable-delete! rec-copy (string->symbol label))
rec-copy))))

)
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