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... This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
... If a copy of the MPL was not distributed with this file, You can obtain one at https://mozilla.org/MPL/2.0/.
(.require
[library
[lux (.except)
[abstract
["[0]" monad (.only Monad do)]]
[control
["<>" parser]
["[0]" try (.only Try)]
[concurrency
["[0]" async (.only Async) (.use "[1]#[0]" monad)]]]
[data
["[0]" product]
["[0]" binary (.only Binary)
["<[1]>" \\parser (.only Parser)]]
["[0]" text (.use "[1]#[0]" equivalence)
["%" \\format (.only format)]]
[collection
[set (.only Set)]
["[0]" list (.use "[1]#[0]" mix monad)]
["[0]" dictionary (.only Dictionary)]
["[0]" sequence (.only Sequence)]]]
[meta
["[0]" configuration (.only Configuration)]
["[0]" version]
[macro
["^" pattern]]
[compiler
["@" target (.only Target)]]]
[world
["[0]" file]]]]
["[0]" // (.only)
["[1][0]" context]
["/[1]" // (.only)
[import (.only Import)]
["[0]" context (.only Context)]
["[0]" archive (.only Output Archive)
[key (.only Key)]
["[0]" registry (.only Registry)]
["[0]" unit]
["[0]" artifact (.only Artifact)
["[0]" category (.only Category)]]
["[0]" module (.only)
["[0]" descriptor (.only Descriptor)]
["[0]" document (.only Document)]]]
["[0]" cache (.only)
["[1]/[0]" archive]
["[1]/[0]" module]
["[1]/[0]" purge (.only Cache Purge)]
["[0]" dependency
["[1]" module]]]
[// (.only Custom)
[language
["$" lux (.only)
["[0]" analysis]
["[0]" synthesis]
["[0]" translation]
["[0]" declaration]
["[1]/[0]" program]]]]]])
(def (module_parser key parser)
(All (_ document)
(-> (Key document) (Parser document) (Parser (module.Module document))))
(all <>.and
<binary>.nat
descriptor.parser
(document.parser key parser)))
(def (parser key parser)
(All (_ document)
(-> (Key document) (Parser document) (Parser [(module.Module document) Registry])))
(all <>.and
(..module_parser key parser)
registry.parser))
(def (fresh_analysis_state host configuration)
(-> Target Configuration .Lux)
(analysis.state (analysis.info version.latest host configuration)))
(def (analysis_state host configuration archive)
(-> Target Configuration Archive (Try .Lux))
(do [! try.monad]
[modules (is (Try (List [descriptor.Module .Module]))
(monad.each ! (function (_ module)
(do !
[entry (archive.find module archive)
content (|> entry
(the [archive.#module module.#document])
(document.content $.key))]
(in [module content])))
(archive.archived archive)))]
(in (has .#modules modules (fresh_analysis_state host configuration)))))
(type Definitions
(Dictionary Text Any))
(def (loaded_document extension host @module expected actual document)
(All (_ expression declaration)
(-> Text (translation.Host expression declaration) module.ID (Sequence [Artifact (Set unit.ID)]) (Dictionary Text Binary) (Document .Module)
(Try [(Document .Module) Output])))
(do [! try.monad]
[[definitions output] (is (Try [Definitions Output])
(loop (again [input (sequence.list expected)
definitions (is Definitions
(dictionary.empty text.hash))
output (is Output sequence.empty)])
(when input
{.#Item [[[@artifact artifact_category mandatory_artifact?] artifact_dependencies] input']}
(when (do !
[data (try.of_maybe (dictionary.value (format (%.nat @artifact) extension) actual))
.let [context [@module @artifact]
declaration (of host ingest context data)]]
(when artifact_category
{category.#Anonymous}
(do !
[.let [output (sequence.suffix [@artifact {.#None} data] output)]
_ (of host re_learn context {.#None} declaration)]
(in [definitions
output]))
{category.#Definition [name function_artifact]}
(let [output (sequence.suffix [@artifact {.#None} data] output)]
(if (text#= $/program.name name)
(in [definitions
output])
(do !
[value (of host re_load context {.#None} declaration)]
(in [(dictionary.has name value definitions)
output]))))
{category.#Custom name}
(do !
[.let [output (sequence.suffix [@artifact {.#Some name} data] output)]
_ (of host re_learn context {.#Some name} declaration)]
(in [definitions
output]))))
{try.#Success [definitions' output']}
(again input' definitions' output')
failure
failure)
{.#End}
{try.#Success [definitions output]})))
content (document.content $.key document)
definitions (monad.each ! (function (_ [def_name [exported? def_global]])
(when def_global
{.#Alias payload}
(in (list [def_name [exported? def_global]]))
{.#Definition [type _]}
(|> definitions
(dictionary.value def_name)
try.of_maybe
(of ! each (|>> [type]
{.#Definition}
[exported?]
[def_name]
(list))))
{.#Default [type _]}
(in (list))))
(the .#definitions content))]
(in [(document.document $.key (has .#definitions (list#conjoint definitions) content))
output])))
(def (load_definitions fs context @module host_environment entry)
(All (_ expression declaration)
(-> (file.System Async) Context module.ID (translation.Host expression declaration)
(archive.Entry .Module)
(Async (Try (archive.Entry .Module)))))
(do (try.with async.monad)
[actual (is (Async (Try (Dictionary Text Binary)))
(cache/module.artifacts async.monad fs context @module))
.let [expected (registry.artifacts (the archive.#registry entry))]
[document output] (|> (the [archive.#module module.#document] entry)
(loaded_document (the context.#artifact_extension context) host_environment @module expected actual)
async#in)]
(in (|> entry
(has [archive.#module module.#document] document)
(has archive.#output output)))))
(def pseudo_module
Text
"(Lux Caching System)")
(def (cache_parser customs)
(-> (List Custom) (Parser [(module.Module Any) Registry]))
(when (for @.old (as (List (Custom Any Any))
customs)
customs)
{.#End}
(..parser $.key $.parser)
{.#Item [custom_state custom_key custom_format custom_parser custom_compiler] tail}
(all <>.either
(..parser custom_key custom_parser)
(cache_parser tail)
)))
(def (valid_cache customs fs context import contexts [module_name @module])
(-> (List Custom) (file.System Async) Context Import (List //.Context)
[descriptor.Module module.ID]
(Async (Try Cache)))
(with_expansions [<cache> (these module_name @module module registry)]
(do [! (try.with async.monad)]
[data (is (Async (Try Binary))
(cache/module.cache fs context @module))
[module registry] (async#in (<binary>.result (..cache_parser customs) data))]
(if (text#= descriptor.runtime module_name)
(in [true <cache>])
(do !
[input (//context.read fs ..pseudo_module import contexts (the context.#host_module_extension context) module_name)]
(in [(cache/purge.valid? (the module.#descriptor module) input) <cache>]))))))
(def (pre_loaded_caches customs fs context import contexts archive)
(-> (List Custom) (file.System Async) Context Import (List //.Context) Archive
(Async (Try (List Cache))))
(do [! (try.with async.monad)]
[... TODO: Stop needing to wrap this expression in an unnecessary "do" expression.
it (|> archive
archive.reservations
(monad.each ! (..valid_cache customs fs context import contexts)))]
(in it)))
(def (load_order archive pre_loaded_caches)
(-> Archive (List Cache)
(Try (dependency.Order .Module)))
(|> pre_loaded_caches
(monad.mix try.monad
(function (_ [_ [module @module |module| registry]] archive)
(archive.has module
[archive.#module |module|
archive.#output (is Output sequence.empty)
archive.#registry registry]
archive))
archive)
(of try.monad each (dependency.load_order $.key))
(of try.monad conjoint)))
(def (loaded_caches host_environment fs context purge load_order)
(All (_ expression declaration)
(-> (translation.Host expression declaration) (file.System Async) Context
Purge (dependency.Order .Module)
(Async (Try (List [descriptor.Module (archive.Entry .Module)])))))
(do [! (try.with async.monad)]
[... TODO: Stop needing to wrap this expression in an unnecessary "do" expression.
it (|> load_order
(list.only (|>> product.left (dictionary.key? purge) not))
(monad.each ! (function (_ [module_name [@module entry]])
(do !
[entry (with_expansions [<it> (..load_definitions fs context @module host_environment entry)]
(for @.old (as (Async (Try (archive.Entry .Module)))
<it>)
<it>))]
(in (with_expansions [<it> [module_name entry]]
(for @.old (as [descriptor.Module (archive.Entry .Module)]
<it>)
<it>)))))))]
(in it)))
(def (load_every_reserved_module customs configuration host_environment fs context import contexts archive)
(All (_ expression declaration)
(-> (List Custom) Configuration (translation.Host expression declaration) (file.System Async) Context Import (List //.Context) Archive
(Async (Try [Archive .Lux]))))
(do [! (try.with async.monad)]
[pre_loaded_caches (..pre_loaded_caches customs fs context import contexts archive)
load_order (async#in (load_order archive pre_loaded_caches))
.let [purge (cache/purge.purge pre_loaded_caches load_order)]
_ (|> purge
dictionary.entries
(monad.each ! (|>> product.right (cache/purge.purge! fs context))))
loaded_caches (..loaded_caches host_environment fs context purge load_order)]
(async#in
(do [! try.monad]
[archive (monad.mix !
(function (_ [module entry] archive)
(archive.has module entry archive))
archive
loaded_caches)
analysis_state (..analysis_state (the context.#host context) configuration archive)]
(in [archive analysis_state])))))
(def .public (thaw customs configuration host_environment fs context import contexts)
(All (_ expression declaration)
(-> (List Custom) Configuration (translation.Host expression declaration) (file.System Async) Context Import (List //.Context)
(Async (Try [Archive .Lux]))))
(do async.monad
[binary (of fs read (cache/archive.descriptor fs context))]
(when binary
{try.#Success binary}
(do (try.with async.monad)
[archive (async#in (archive.import ///.version configuration binary))]
(..load_every_reserved_module customs configuration host_environment fs context import contexts archive))
{try.#Failure error}
(in {try.#Success [archive.empty
(fresh_analysis_state (the context.#host context) configuration)]}))))
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