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Do not call solver multiple times, reuse same assertion

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Introduce Cut(), it allows to filter in the assertion to achieve the same hashes
This commit is contained in:
Ettore Di Giacinto
2019-12-14 15:00:16 +01:00
parent c4b83605ef
commit fe608469d8
4 changed files with 50 additions and 7 deletions
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16
pkg/solver/decoder.go
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@@ -144,6 +144,7 @@ func (assertions PackagesAssertions) Search(f string) *PackageAssert {
return nil
}
func (assertions PackagesAssertions) Order(definitiondb pkg.PackageDatabase, fingerprint string) PackagesAssertions {
orderedAssertions := PackagesAssertions{}
@@ -263,3 +264,18 @@ func (assertions PackagesAssertions) Drop(p pkg.Package) PackagesAssertions {
}
return ass
}
// Cut returns an assertion list of installed (filter by Value) "cutted" until the package is found (included)
func (assertions PackagesAssertions) Cut(p pkg.Package) PackagesAssertions {
ass := PackagesAssertions{}
for _, a := range assertions {
if a.Value {
ass = append(ass, a)
if a.Package.Matches(p) {
break
}
}
}
return ass
}