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Determine if the tag is a ref or a rev #1665

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Merged
merged 6 commits into from
Sep 15, 2022
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Determine if the tag is a ref or a rev #1665

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8bbf7dc
Determine if the tag is a ref or a rev
parsonsmatt Sep 13, 2022
1900bdc
ok
parsonsmatt Sep 13, 2022
20016a7
ok
parsonsmatt Sep 13, 2022
f556b12
lmao
parsonsmatt Sep 13, 2022
bbdd2a0
Address comments
parsonsmatt Sep 14, 2022
0e868ed
better if not present
parsonsmatt Sep 14, 2022
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10 changes: 8 additions & 2 deletions lib/cabal-project-parser.nix
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Original file line number Diff line number Diff line change
Expand Up @@ -74,9 +74,15 @@ let
# --shar256: 003lm3pm0000hbfmii7xcdd9v20000flxf7gdl2pyxia7p014i8z
# will be trated like a field and returned here
# (used in call-cabal-project-to-nix.nix to create a fixed-output derivation)
extractSourceRepoPackageData = cabalProjectFileName: sha256map: repo: {
extractSourceRepoPackageData = cabalProjectFileName: sha256map: repo:
let
refOrRev =
if builtins.match "[0-9a-f](40)" repo.tag != null
then "rev"
else "ref";
in {
url = repo.location;
ref = repo.tag;
"${refOrRev}" = repo.tag;
sha256 = repo."--sha256" or (
if sha256map != null
then sha256map."${repo.location}"."${repo.tag}"
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6 changes: 3 additions & 3 deletions lib/call-cabal-project-to-nix.nix
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Expand Up @@ -228,10 +228,10 @@ let
then throw "${inputMap.${repoData.url}.rev} may not match ${repoData.ref} for ${repoData.url} use \"${repoData.url}/${repoData.ref}\" as the inputMap key if ${repoData.ref} is a branch or tag that points to ${inputMap.${repoData.url}.rev}."
else inputMap.${repoData.url})
else if repoData.sha256 != null
then fetchgit { inherit (repoData) url sha256; rev = repoData.ref; }
then fetchgit { inherit (repoData) url sha256; rev = repoData.rev or repoData.ref; }
else
let drv = builtins.fetchGit { inherit (repoData) url ref; };
in __trace "WARNING: No sha256 found for source-repository-package ${repoData.url} ${repoData.ref} download may fail in restricted mode (hydra)"
let drv = builtins.fetchGit { inherit (repoData) url ; rev = repoData.rev or repoData.ref; ref = repoData.ref or null; };
in __trace "WARNING: No sha256 found for source-repository-package ${repoData.url} ref=${repoData.ref or "(unspecified)"} rev=${repoData.rev or "(unspecified)"} download may fail in restricted mode (hydra)"
(__trace "Consider adding `--sha256: ${hashPath drv}` to the ${cabalProjectFileName} file or passing in a sha256map argument"
drv);
in {
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