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|
(.module:
[lux (#- Name)
["." debug]
["." ffi (#+ import:)]
[abstract
[codec (#+ Codec)]
[equivalence (#+ Equivalence)]
[monad (#+ Monad do)]]
[control
["." try (#+ Try) ("#\." functor)]
["." exception (#+ Exception exception:)]
["<>" parser
["<.>" xml (#+ Parser)]]
[concurrency
["." promise (#+ Promise)]]]
[data
["." binary (#+ Binary)]
["." name]
["." maybe]
["." text
["%" format (#+ format)]
[encoding
["." utf8]]]
[format
["." xml (#+ Tag XML)]]
[collection
["." dictionary (#+ Dictionary)]
["." set]
["." list ("#\." functor monoid)]]]
[math
[number
["n" nat]
["." i64]]]
[world
[net (#+ URL)
["." uri]]]]
["." // (#+ Dependency)
["#." status (#+ Status)]
["/#" // #_
["/" profile]
["#." hash (#+ Hash SHA-1 MD5)]
["#." pom]
["#." package (#+ Package)]
["#." artifact (#+ Version Artifact)
["#/." extension (#+ Extension)]
["#/." versioning]
["." snapshot
[version
["." value]]]]
["#." repository (#+ Repository)
["#/." remote (#+ Address)]
["#/." origin (#+ Origin)]]
["#." metadata
["#/." snapshot]]]])
(template [<name>]
[(exception: #export (<name> {artifact Artifact} {extension Extension} {hash Text})
(exception.report
["Artifact" (///artifact.format artifact)]
["Extension" (%.text extension)]
["Hash" (%.text hash)]))]
[sha-1_does_not_match]
[md5_does_not_match]
)
(import: java/lang/String
["#::."
(trim [] java/lang/String)])
(def: (verified_hash library repository version_template artifact extension hash codec exception)
(All [h]
(-> Binary (Repository Promise) Version Artifact Extension
(-> Binary (Hash h)) (Codec Text (Hash h))
(Exception [Artifact Extension Text])
(Promise (Try (Maybe (Hash h))))))
(do promise.monad
[?actual (\ repository download (///repository/remote.uri version_template artifact extension))]
(case ?actual
(#try.Success actual)
(wrap (do {! try.monad}
[output (\ ! map (|>> (:coerce java/lang/String)
java/lang/String::trim
(:coerce Text))
(\ utf8.codec decode actual))
actual (|> output
(text.split_all_with " ")
list.head
(maybe.default output)
(\ codec decode))
_ (exception.assert exception [artifact extension output]
(\ ///hash.equivalence = (hash library) actual))]
(wrap (#.Some actual))))
(#try.Failure error)
(wrap (#try.Success #.None)))))
(def: (hashed repository version_template artifact extension)
(-> (Repository Promise) Version Artifact Extension (Promise (Try [Binary Status])))
(do (try.with promise.monad)
[data (\ repository download (///repository/remote.uri version_template artifact extension))
?sha-1 (..verified_hash data
repository version_template artifact (format extension ///artifact/extension.sha-1)
///hash.sha-1 ///hash.sha-1_codec ..sha-1_does_not_match)
?md5 (..verified_hash data
repository version_template artifact (format extension ///artifact/extension.md5)
///hash.md5 ///hash.md5_codec ..md5_does_not_match)]
(wrap [data (case [?sha-1 ?md5]
[(#.Some sha-1) (#.Some md5)]
(#//status.Verified sha-1 md5)
[(#.Some sha-1) _]
(#//status.Partial (#.Left sha-1))
[_ (#.Some md5)]
(#//status.Partial (#.Right md5))
[#.None #.None]
#//status.Unverified)])))
(def: #export (one repository dependency)
(-> (Repository Promise) Dependency (Promise (Try Package)))
(let [[artifact type] dependency
extension (///artifact/extension.extension type)]
(do (try.with promise.monad)
[snapshot (///metadata/snapshot.read repository artifact)
#let [version_template (get@ [#///metadata/snapshot.artifact #///artifact.version] snapshot)
artifact_version (value.format {#value.version version_template
#value.snapshot (get@ [#///metadata/snapshot.versioning #///artifact/versioning.snapshot] snapshot)})
artifact (set@ #///artifact.version artifact_version artifact)]
[pom_data pom_status] (..hashed repository version_template artifact ///artifact/extension.pom)
library_&_status (..hashed repository version_template artifact extension)]
(\ promise.monad wrap
(do try.monad
[pom (\ utf8.codec decode pom_data)
pom (\ xml.codec decode pom)
profile (<xml>.run ///pom.parser (list pom))]
(wrap {#///package.origin (#///repository/origin.Remote "")
#///package.library library_&_status
#///package.pom [pom pom_data pom_status]}))))))
(type: #export Resolution
(Dictionary Dependency Package))
(def: #export empty
Resolution
(dictionary.new //.hash))
(def: #export equivalence
(Equivalence Resolution)
(dictionary.equivalence ///package.equivalence))
(exception: #export (cannot_resolve {dependency Dependency})
(exception.report
["Artifact" (%.text (///artifact.format (get@ #//.artifact dependency)))]
["Type" (%.text (get@ #//.type dependency))]))
(def: #export (any repositories dependency)
(-> (List (Repository Promise)) Dependency (Promise (Try Package)))
(case repositories
#.Nil
(|> dependency
(exception.throw ..cannot_resolve)
(\ promise.monad wrap))
(#.Cons repository alternatives)
(do promise.monad
[outcome (..one repository dependency)]
(case outcome
(#try.Success package)
(wrap outcome)
(#try.Failure error)
(any alternatives dependency)))))
(def: #export (all repositories dependencies resolution)
(-> (List (Repository Promise)) (List Dependency) Resolution
(Promise [(List Dependency)
(List Dependency)
Resolution]))
(loop [repositories repositories
successes (: (List Dependency) (list))
failures (: (List Dependency) (list))
dependencies dependencies
resolution resolution]
(case dependencies
#.Nil
(\ promise.monad wrap
[successes failures resolution])
(#.Cons head tail)
(case (get@ [#//.artifact #///artifact.version] head)
## Skip if there is no version
"" (recur repositories
successes
failures
tail
resolution)
_ (do {! promise.monad}
[?package (case (dictionary.get head resolution)
(#.Some package)
(wrap (#try.Success package))
#.None
(..any repositories head))]
(case ?package
(#try.Success package)
(do !
[#let [sub_dependencies (|> package
///package.dependencies
(try\map set.to_list)
(try.default (list)))
sub_repositories (|> package
///package.repositories
(try\map set.to_list)
(try.default (list))
(list\map (|>> (///repository/remote.repository #.None)
///repository.async))
(list\compose repositories))]
[successes failures resolution] (recur sub_repositories
(#.Cons head successes)
failures
sub_dependencies
(dictionary.put head package resolution))]
(recur repositories
successes
failures
tail
resolution))
(#try.Failure error)
(recur repositories
successes
(#.Cons head failures)
tail
resolution)))))))
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