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Code Issues 1 Releases Wiki Activity

For #293, correct wildcards in dictinoaries.

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This commit is contained in:
Calvin Rose 2020-03-07 10:13:10 -06:00
parent 390c042027
commit d3b9b8d452
2 changed files with 12 additions and 1 deletions
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4
src/boot/boot.janet
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@ -1368,9 +1368,11 @@
~(if (,dictionary? ,$dict)
,((fn aux []
(set key (next pattern key))
(def $val (gensym))
(if (= key nil)
(onmatch)
(match-1 [(in pattern key) [not= (in pattern key) nil]] [in $dict key] aux seen))))
~(do (def ,$val (,get ,$dict ,key))
,(match-1 [(in pattern key) [not= nil $val]] $val aux seen)))))
,sentinel)))
:else ~(if (= ,pattern ,expr) ,(onmatch) ,sentinel)))

9
test/suite8.janet
View File

@ -117,4 +117,13 @@
# Just don't segfault
(assert (peg/match '{:main (replace "S" {"S" :spade})} "S7") "regression #300")
# Test cases for #293
(assert (= :yes (match [1 2 3] [_ a _] :yes :no)) "match wildcard 1")
(assert (= :no (match [1 2 3] [__ a __] :yes :no)) "match wildcard 2")
(assert (= :yes (match [1 2 [1 2 3]] [_ a [_ _ _]] :yes :no)) "match wildcard 3")
(assert (= :yes (match [1 2 3] (_ (even? 2)) :yes :no)) "match wildcard 4")
(assert (= :yes (match {:a 1} {:a _} :yes :no)) "match wildcard 5")
(assert (= false (match {:a 1 :b 2 :c 3} {:a a :b _ :c _ :d _} :no {:a _ :b _ :c _} false :no)) "match wildcard 6")
(assert (= nil (match {:a 1 :b 2 :c 3} {:a a :b _ :c _ :d _} :no {:a _ :b _ :c _} nil :no)) "match wildcard 7")
(end-suite)