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add documentation strings to stack-lock/utils.nix

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This commit is contained in:
DavHau 2022-06-16 18:37:59 +02:00
parent b45c224383
commit 7bbfd8e940
1 changed files with 7 additions and 0 deletions
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7
src/subsystems/haskell/translators/stack-lock/utils.nix
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@ -16,6 +16,7 @@ in rec {
tar --strip-components 1 -xf ${pkgs.all-cabal-hashes} tar --strip-components 1 -xf ${pkgs.all-cabal-hashes}
''; '';
# The cabal2json program
cabal2json = let cabal2json = let
haskellLib = pkgs.haskell.lib.compose; haskellLib = pkgs.haskell.lib.compose;
haskellPackages = pkgs.haskell.packages.ghc8107.override { haskellPackages = pkgs.haskell.packages.ghc8107.override {
@ -45,6 +46,7 @@ in rec {
in in
l.fromJSON (l.readFile jsonFile); l.fromJSON (l.readFile jsonFile);
# fromYaml IFD implementation
fromYaml = file: let fromYaml = file: let
file' = l.path {path = file;}; file' = l.path {path = file;};
jsonFile = pkgs.runCommand "yaml.json" {} '' jsonFile = pkgs.runCommand "yaml.json" {} ''
@ -53,6 +55,7 @@ in rec {
in in
l.fromJSON (l.readFile jsonFile); l.fromJSON (l.readFile jsonFile);
# converts all cabal files for a given list of candidates to json files
batchCabal2Json = candidates: let batchCabal2Json = candidates: let
candidatesJsonStr = l.toJSON candidates; candidatesJsonStr = l.toJSON candidates;
convertOne = name: version: '' convertOne = name: version: ''
@ -73,6 +76,10 @@ in rec {
(l.concatStringsSep "\n" (l.concatStringsSep "\n"
(l.map (c: convertOne c.name c.version) candidates)); (l.map (c: convertOne c.name c.version) candidates));
/*
Converts all cabal files for a given list of candiates to an attrset.
access like: ${name}.${version}.${some_cabal_attr}
*/
batchCabalData = candidates: let batchCabalData = candidates: let
batchJson = batchCabal2Json candidates; batchJson = batchCabal2Json candidates;
in in