diff options
Diffstat (limited to 'lux-python')
| -rw-r--r-- | lux-python/project.clj | 29 | ||||
| -rw-r--r-- | lux-python/source/program.lux | 270 |
2 files changed, 299 insertions, 0 deletions
diff --git a/lux-python/project.clj b/lux-python/project.clj new file mode 100644 index 000000000..cb7be3c12 --- /dev/null +++ b/lux-python/project.clj @@ -0,0 +1,29 @@ +(def version "0.6.0-SNAPSHOT") +(def repo "https://github.com/LuxLang/lux") +(def sonatype-releases "https://oss.sonatype.org/service/local/staging/deploy/maven2/") +(def sonatype-snapshots "https://oss.sonatype.org/content/repositories/snapshots/") + +(defproject com.github.luxlang/lux-python #=(identity version) + :description "A Python compiler for Lux." + :url ~repo + :license {:name "Lux License v0.1" + :url ~(str repo "/blob/master/license.txt")} + :scm {:name "git" + :url ~(str repo ".git")} + :pom-addition [:developers [:developer + [:name "Eduardo Julian"] + [:url "https://github.com/eduardoejp"]]] + + :repositories [["releases" ~sonatype-releases] + ["snapshots" ~sonatype-snapshots]] + :deploy-repositories [["releases" {:url ~sonatype-releases :creds :gpg}] + ["snapshots" {:url ~sonatype-snapshots :creds :gpg}]] + + :plugins [[com.github.luxlang/lein-luxc ~version]] + :dependencies [[com.github.luxlang/luxc-jvm ~version] + [com.github.luxlang/stdlib ~version] + [org.python/jython-standalone "2.7.1"]] + + :source-paths ["source"] + :lux {:program "program"} + ) diff --git a/lux-python/source/program.lux b/lux-python/source/program.lux new file mode 100644 index 000000000..21dac4f04 --- /dev/null +++ b/lux-python/source/program.lux @@ -0,0 +1,270 @@ +(.module: + [lux #* + [cli (#+ program:)] + ["." io (#+ IO io)] + [control + [monad (#+ do)] + ["." exception (#+ exception:)]] + [data + ["." maybe] + ["." error (#+ Error)] + [number + ["." i64]] + ["." text ("#@." hash) + format] + [collection + ["." array (#+ Array)] + ["." list ("#@." functor)]]] + [macro + ["." template]] + [world + ["." file]] + ["." host (#+ import: interface: do-to object) + ["_" python]] + [tool + [compiler + ["." name] + [phase + [macro (#+ Expander)] + ["." generation + ["." python + ["." runtime] + ["." extension]]]] + [default + ["." platform (#+ Platform)]]]]] + [program + ["/" compositor + ["/." cli]]]) + +(import: #long java/lang/String) + +(import: #long java/lang/Object + (toString [] java/lang/String)) + +(import: #long java/lang/Integer + (longValue [] java/lang/Long)) + +(import: #long java/lang/Long + (intValue [] java/lang/Integer)) + +(import: #long java/lang/Number + (intValue [] java/lang/Integer) + (longValue [] long) + (doubleValue [] double)) + +(def: (inspect object) + (-> java/lang/Object Text) + (<| (case (host.check java/lang/Boolean object) + (#.Some value) + (%b value) + #.None) + (case (host.check java/lang/String object) + (#.Some value) + (%t value) + #.None) + (case (host.check java/lang/Long object) + (#.Some value) + (%i (.int value)) + #.None) + (case (host.check java/lang/Number object) + (#.Some value) + (%f (java/lang/Number::doubleValue value)) + #.None) + (case (host.check (Array java/lang/Object) object) + (#.Some value) + (let [value (:coerce (Array java/lang/Object) value)] + (case (array.read 0 value) + (^multi (#.Some tag) + [(host.check java/lang/Integer tag) + (#.Some tag)] + [[(array.read 1 value) + (array.read 2 value)] + [last? + (#.Some choice)]]) + (let [last? (case last? + (#.Some _) #1 + #.None #0)] + (|> (format (%n (.nat (java/lang/Integer::longValue tag))) + " " (%b last?) + " " (inspect choice)) + (text.enclose ["(" ")"]))) + + _ + (|> value + array.to-list + (list@map inspect) + (text.join-with " ") + (text.enclose ["[" "]"])))) + #.None) + (java/lang/Object::toString object))) + +(import: #long org/python/core/PyType + (getName [] java/lang/String)) + +(import: #long org/python/core/PyString + (new [java/lang/String])) + +(import: #long org/python/core/PyObject + (asLong [] long) + (asDouble [] double) + (asString [] java/lang/String) + (__nonzero__ [] boolean) + (__getitem__ [int] #try org/python/core/PyObject) + (__getitem__ #as __getitem__dict [org/python/core/PyObject] #try org/python/core/PyObject) + (__len__ [] int) + (getType [] org/python/core/PyType)) + +(import: #long org/python/util/PythonInterpreter + (new []) + (exec [String] #try void) + (eval [String] #try PyObject)) + +(type: Translator + (-> org/python/core/PyObject (Error Any))) + +(def: (tuple lux-object host-object) + (-> Translator Translator) + (let [size (|> host-object org/python/core/PyObject::__len__ .nat)] + (loop [idx 0 + output (:coerce (Array Any) (array.new size))] + (if (n/< size idx) + (case (org/python/core/PyObject::__getitem__ (.int idx) host-object) + (#error.Failure error) + (#error.Failure error) + + (#error.Success value) + (case (lux-object value) + (#error.Failure error) + (#error.Failure error) + + (#error.Success lux-value) + (recur (inc idx) (array.write idx lux-value output)))) + (#error.Success output))))) + +(def: python-type + (-> org/python/core/PyObject Text) + (|>> org/python/core/PyObject::getType org/python/core/PyType::getName (:coerce Text))) + +(exception: (unknown-kind-of-object {object java/lang/Object}) + (exception.report + ["Object" (java/lang/Object::toString object)])) + +(def: tag-field (org/python/core/PyString::new runtime.variant-tag-field)) +(def: flag-field (org/python/core/PyString::new runtime.variant-flag-field)) +(def: value-field (org/python/core/PyString::new runtime.variant-value-field)) + +(def: (variant lux-object host-object) + (-> Translator Translator) + (case [(org/python/core/PyObject::__getitem__dict tag-field host-object) + (org/python/core/PyObject::__getitem__dict flag-field host-object) + (org/python/core/PyObject::__getitem__dict value-field host-object)] + (^or [(#error.Failure error) _ _] [_ (#error.Failure error) _] [_ _ (#error.Failure error)]) + (#error.Failure error) + + (^multi [(#error.Success tag) (#error.Success flag) (#error.Success value)] + [(lux-object tag) + (#error.Success tag)] + [(lux-object value) + (#error.Success value)]) + (#error.Success [(java/lang/Long::intValue (:coerce java/lang/Long tag)) + (: Any + (case (python-type (:coerce org/python/core/PyObject flag)) + "NoneType" + (host.null) + + _ + "")) + value]) + + _ + (exception.throw ..unknown-kind-of-object host-object))) + +(def: (lux-object host-object) + Translator + (case (python-type host-object) + "str" + (#error.Success (org/python/core/PyObject::asString host-object)) + + "bool" + (#error.Success (org/python/core/PyObject::__nonzero__ host-object)) + + "float" + (#error.Success (org/python/core/PyObject::asDouble host-object)) + + (^or "int" "long") + (#error.Success (org/python/core/PyObject::asLong host-object)) + + "tuple" + (..tuple lux-object host-object) + + "dict" + (..variant lux-object host-object) + + "NoneType" + (#error.Success []) + + type + (exception.throw ..unknown-kind-of-object host-object))) + +(def: (expander macro inputs lux) + Expander + (#error.Failure "YOLO")) + +(def: separator "___") + +(type: Host + (generation.Host (_.Expression Any) (_.Statement Any))) + +(def: host + (IO Host) + (io (let [interpreter (org/python/util/PythonInterpreter::new) + evaluate! (: (-> Text (_.Expression Any) (Error Any)) + (function (evaluate! alias input) + (do error.monad + [output (org/python/util/PythonInterpreter::eval (_.code input) interpreter)] + (..lux-object output)))) + execute! (: (-> Text (_.Statement Any) (Error Nothing)) + (function (execute! alias input) + (do error.monad + [_ (org/python/util/PythonInterpreter::exec (_.code input) interpreter)] + (wrap (:coerce Nothing [])))))] + (: Host + (structure + (def: evaluate! evaluate!) + (def: execute! execute!) + (def: (define! [module name] input) + (let [global (format (text.replace-all .module-separator ..separator module) + ..separator (name.normalize name) + "___" (%n (text@hash name))) + @global (_.var global)] + (do error.monad + [#let [definition (_.set (list @global) input)] + _ (execute! global definition) + value (evaluate! global @global)] + (wrap [global value definition]))))))))) + +(def: platform + (IO (Platform IO _.SVar (_.Expression Any) (_.Statement Any))) + (do io.monad + [host ..host] + (wrap {#platform.&monad io.monad + #platform.&file-system file.system + #platform.host host + #platform.phase python.generate + #platform.runtime runtime.generate}))) + +(def: (program program) + (-> (_.Expression Any) (_.Statement Any)) + ($_ _.then + (_.import "sys") + (_.when (_.= (_.string "main") (_.var "__name__")) + (_.statement (_.apply/2 program + (runtime.lux//program-args (|> (_.var "sys") (_.the "argv"))) + _.none))))) + +(program: [{service /cli.service}] + (/.compiler ..expander + ..platform + extension.bundle + ..program + service)) |