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Constraint -> guard

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This commit is contained in:
Scott Richmond 2023-05-26 15:24:10 -04:00
parent c1b305bc1c
commit 35eed84741
1 changed files with 17 additions and 17 deletions
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22
src/ludus/interpreter.clj
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@ -261,7 +261,7 @@
(if clause (if clause
(let [clause-data (:data clause) (let [clause-data (:data clause)
pattern (first clause-data) pattern (first clause-data)
constraint (if (= 3 (count clause-data)) guard (if (= 3 (count clause-data))
(second clause-data) (second clause-data)
nil) nil)
body (peek clause-data) body (peek clause-data)
@ -270,8 +270,8 @@
success (:success match?) success (:success match?)
clause-ctx (:ctx match?)] clause-ctx (:ctx match?)]
(if success (if success
(if constraint (if guard
(if (interpret-ast constraint (volatile! clause-ctx)) (if (interpret-ast guard (volatile! clause-ctx))
(do (do
(vswap! new-ctx #(merge % clause-ctx)) (vswap! new-ctx #(merge % clause-ctx))
(interpret-ast body new-ctx)) (interpret-ast body new-ctx))
@ -350,7 +350,7 @@
;(println "With args " args) ;(println "With args " args)
(if clause (if clause
(let [pattern (first clause) (let [pattern (first clause)
constraint (if (= 3 (count clause)) guard (if (= 3 (count clause))
(second clause) (second clause)
nil) nil)
body (peek clause) body (peek clause)
@ -362,13 +362,13 @@
;(println "Pattern: " pattern) ;(println "Pattern: " pattern)
;(println "Body: " body) ;(println "Body: " body)
(if success (if success
(if constraint (if guard
(if (do (if (do
;(println "######### Testing constraint") ;(println "######### Testing guard")
;(println "Context: " clause-ctx) ;(println "Context: " clause-ctx)
(interpret-ast constraint vclause)) (interpret-ast guard vclause))
(do (do
;(println "passed constraint") ;(println "passed guard")
(vswap! fn-ctx #(merge % clause-ctx)) (vswap! fn-ctx #(merge % clause-ctx))
(interpret-ast body fn-ctx)) (interpret-ast body fn-ctx))
(recur (first clauses) (rest clauses))) (recur (first clauses) (rest clauses)))
@ -541,7 +541,7 @@
clauses (rest clauses)] clauses (rest clauses)]
(if clause (if clause
(let [pattern (first clause) (let [pattern (first clause)
constraint (if (= 3 (count clause)) guard (if (= 3 (count clause))
(second clause) (second clause)
nil) nil)
body (peek clause) body (peek clause)
@ -550,8 +550,8 @@
success (:success match?) success (:success match?)
clause-ctx (:ctx match?)] clause-ctx (:ctx match?)]
(if success (if success
(if constraint (if guard
(if (interpret-ast constraint (volatile! (assoc clause-ctx ::parent ctx))) (if (interpret-ast guard (volatile! (assoc clause-ctx ::parent ctx)))
(do (do
(vswap! new-ctx #(merge % clause-ctx)) (vswap! new-ctx #(merge % clause-ctx))
(interpret-ast body new-ctx)) (interpret-ast body new-ctx))