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Fix panic on cabal.project.freeze 'installed' boot-lib constraints (#5040)

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GHC boot-lib constraints (any.base installed) have no ' ==', so fields[1] panicked with index out of range and the recover dropped all Haskell packages. Skip constraint lines without a version.

Signed-off-by: Synvoya <16019863+Synvoya@users.noreply.github.com>
Co-authored-by: Synvoya <16019863+Synvoya@users.noreply.github.com>
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Synvoya 2026-07-14 00:57:32 +10:00 committed by GitHub
parent 7745e450fa
commit 3cc3ecb003
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4
syft/pkg/cataloger/haskell/parse_cabal_freeze.go
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@ -45,6 +45,10 @@ func parseCabalFreeze(_ context.Context, _ file.Resolver, _ *generic.Environment
line = line[startPkgEncoding:endPkgEncoding]
fields := strings.Split(line, " ==")
// skip constraints without a version (e.g. GHC boot libs: "any.base installed")
if len(fields) < 2 {
continue
}
pkgName, pkgVersion := fields[0], fields[1]
pkgs = append(

2
syft/pkg/cataloger/haskell/testdata/cabal.project.freeze vendored
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@ -1,5 +1,7 @@
active-repositories: hackage.haskell.org:merge
constraints: any.Cabal ==3.2.1.0,
any.array installed,
any.base installed,
any.Diff ==0.4.1,
any.HTTP ==4000.3.16,
any.HUnit ==1.6.2.0,