diff options
Diffstat (limited to 'stdlib/source/lux/tool/compiler/meta/archive.lux')
-rw-r--r-- | stdlib/source/lux/tool/compiler/meta/archive.lux | 88 |
1 files changed, 83 insertions, 5 deletions
diff --git a/stdlib/source/lux/tool/compiler/meta/archive.lux b/stdlib/source/lux/tool/compiler/meta/archive.lux index 6db7cc0bb..a0a4b5bf2 100644 --- a/stdlib/source/lux/tool/compiler/meta/archive.lux +++ b/stdlib/source/lux/tool/compiler/meta/archive.lux @@ -6,14 +6,23 @@ [control ["." try (#+ Try)] ["." exception (#+ exception:)] - ["." function]] + ["." function] + ["<>" parser + ["<b>" binary (#+ Parser)]]] [data + [binary (#+ Binary)] ["." product] ["." name] - ["." text] + ["." text ("#@." equivalence) + ["%" format (#+ format)]] + [format + ["." binary (#+ Writer)]] + [number + ["n" nat]] [collection - ["." list] - ["." dictionary (#+ Dictionary)]]] + ["." list ("#@." functor fold)] + ["." dictionary (#+ Dictionary)] + ["." set]]] [type abstract] [world @@ -22,7 +31,9 @@ ["." signature (#+ Signature)] ["." key (#+ Key)] ["." descriptor (#+ Module Descriptor)] - ["." document (#+ Document)]]) + ["." document (#+ Document)] + [/// + [version (#+ Version)]]]) (exception: #export (unknown-document {module Module} {known-modules (List Module)}) @@ -152,4 +163,71 @@ (#try.Success archive'))) archive (dictionary.entries (:representation additions)))) + + (type: Reservations (List [Module ID])) + (type: Frozen [Version Reservations]) + + (def: reader + (Parser ..Frozen) + (<>.and <b>.text + (<b>.list (<>.and <b>.text <b>.nat)))) + + (def: writer + (Writer ..Frozen) + (binary.and binary.text + (binary.list (binary.and binary.text binary.nat)))) + + (def: #export (export version archive) + (-> Version Archive Binary) + (|> archive + :representation + dictionary.entries + (list@map (function (_ [module [id _]]) + [module id])) + (list.sort (function (_ [moduleL idL] [moduleR idR]) + (n.< idL idR))) + [version] + (binary.run ..writer))) + + (exception: #export (version-mismatch {expected Version} {actual Version}) + (exception.report + ["Expected" (%.text expected)] + ["Actual" (%.text actual)])) + + (exception: #export corrupt-data) + + (def: (correct-modules? reservations) + (-> Reservations Bit) + (n.= (list.size reservations) + (|> reservations + (list@map product.left) + (set.from-list text.hash) + set.size))) + + (def: (correct-ids? reservations) + (-> Reservations Bit) + (n.= (list.size reservations) + (|> reservations + (list@map product.right) + (set.from-list n.hash) + set.size))) + + (def: (correct-reservations? reservations) + (-> Reservations Bit) + (and (correct-modules? reservations) + (correct-ids? reservations))) + + (def: #export (import expected binary) + (-> Version Binary (Try Archive)) + (do try.monad + [[actual reservations] (<b>.run ..reader binary) + _ (exception.assert ..version-mismatch [expected actual] + (text@= expected actual)) + _ (exception.assert ..corrupt-data [] + (correct-reservations? reservations))] + (wrap (|> reservations + (list@fold (function (_ [module id] archive) + (dictionary.put module [id #.None] archive)) + (:representation ..empty)) + :abstraction)))) ) |