Fix bug exposed by previous commit
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@ -295,7 +295,7 @@ cases where handlers are dynamically installed.
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classof (project v h) = class }
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edges[selector][class] := ((innercache, {}), {})
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let node' = edges[selector][class]
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let h' = update-path h n_pop 0
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let h' = update-path h 0 0
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walk-edge h' node' 0 0 [s_0, ..., s_i]
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update-path :: H -> 𝐍 -> 𝐍 -> H
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@ -212,7 +212,7 @@
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(hash-set! filtered a #t))))
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(make-empty-skeleton/cache filtered))
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(define next (hash-ref! table class make-skeleton-node-with-cache))
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(walk-edge! (update-path path pop-count 0) next 0 0 pieces)]
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(walk-edge! (update-path path 0 0) next 0 0 pieces)]
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[_
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(values pop-count sk)]))
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(define (walk-edge! path sk pop-count index pieces)
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@ -0,0 +1,26 @@
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#lang imperative-syndicate/test-implementation
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(test-case
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[(message-struct b (v))
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(message-struct c (v))
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(spawn #:name 'respondent
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(on (asserted ($ val (list _ (vector _) (b (c _)) (vector _) _)))
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;; ^ exercises a corner-case in `extend-skeleton!`
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;; that exposed why `(update-path path pop-count 0)`
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;; was wrong, and `(update-path path 0 0)` was right.
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(send! 'ok)))]
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no-crashes)
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;;
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;; Trie steps:
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;;
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;; ·
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;; - () must be list/5
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;; pop 0, get 1
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;; - (1) must be vector/1
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;; pop 1, get 2
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;; - (2) must be b/1
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;; pop 0, get 0
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;; - (2 0) must be c/1
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;; pop 2, get 3
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;; - (3) must be vector/1
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