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This commit is contained in:
Michiel Borkent 2021-03-06 00:52:52 +01:00
parent 9344b38494
commit 2761f73b0d
2 changed files with 43 additions and 26 deletions
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2
sci

@ -1 +1 @@
Subproject commit c9081df5788f6336108bd530e0aa7da3d42d42bb
Subproject commit 79ae49faaedadfb4572b144b4f50744146416d48

67
src/babashka/impl/reify.clj
View file

@ -9,29 +9,48 @@
"Generates pre-compiled reify combinations"
[methods]
(let [subsets (rest (combo/subsets (seq methods)))]
(reduce (fn [opts classes]
(assoc opts
(set (map (fn [[class _]]
(list 'quote class))
classes))
(list 'fn ['methods]
(list* 'reify
(mapcat
(fn [[clazz methods]]
(cons clazz
(mapcat
(fn [[meth arities]]
(map
(fn [arity]
(list meth arity
(list*
(list 'get 'methods (list 'quote meth))
arity)))
arities))
methods)))
classes)))))
(reduce (fn [opts [classes protocols?]]
(let [prelude '[reify]
prelude (if protocols?
(conj prelude
'sci.impl.types.IReified
'(getInterfaces [this]
interfaces)
'(getMethods [this]
methods)
'(getProtocols [this]
protocols))
prelude)]
(assoc opts
(cond-> (set (map #(list 'quote %)
classes))
protocols?
(conj (list 'quote 'sci.impl.IReified)))
(list 'fn ['interfaces 'methods 'protocols]
(concat prelude
(mapcat
(fn [[clazz methods]]
(cons clazz
(mapcat
(fn [[meth arities]]
(map
(fn [arity]
(list meth arity
(list*
(list 'get 'methods (list 'quote meth))
arity)))
arities))
methods)))
classes))))))
{}
subsets)))
(concat (map (fn [subset bool]
[subset bool])
subsets
(repeat true))
(map (fn [subset bool]
[subset bool])
subsets
(repeat false))))))
#_(prn (macroexpand '(gen-reify-combos
{java.io.FileFilter {accept [[this f]]}})))
@ -39,9 +58,7 @@
#_:clj-kondo/ignore
(def reify-opts
(gen-reify-combos
{sci.impl.types.IReified {getMethods [[this]]
getInterfaces [[this]]}
java.nio.file.FileVisitor {preVisitDirectory [[this p attrs]]
{java.nio.file.FileVisitor {preVisitDirectory [[this p attrs]]
postVisitDirectory [[this p attrs]]
visitFile [[this p attrs]]}
java.io.FileFilter {accept [[this f]]}