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// Copyright 2024 syzkaller project authors. All rights reserved.
// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
package triage
import (
"sort"
"strings"
"github.com/google/syzkaller/syz-cluster/pkg/api"
)
// SelectTrees returns an ordered list of git trees to apply the series to.
func SelectTrees(series *api.Series, trees []*api.Tree) []*api.Tree {
seriesCc := map[string]bool{}
for _, cc := range series.Cc {
seriesCc[strings.ToLower(cc)] = true
}
tagsMap := map[string]bool{}
for _, tag := range series.SubjectTags {
tagsMap[tag] = true
}
var result []*api.Tree
for _, tree := range trees {
if tagsMap[tree.Name] {
// If the tree was directly mentioned in the patch subject, always take it.
result = append(result, tree)
continue
}
intersects := false
for _, cc := range tree.EmailLists {
if seriesCc[strings.ToLower(cc)] {
intersects = true
break
}
}
if len(tree.EmailLists) > 0 && !intersects {
continue
}
result = append(result, tree)
}
sort.SliceStable(result, func(i, j int) bool {
// First the trees from the patch subject, then everything else.
return tagsMap[result[i].Name] && !tagsMap[result[j].Name]
})
return result
}
func TreeFromBranch(trees []*api.Tree, branch string) *api.Tree {
for _, tree := range trees {
if strings.HasPrefix(branch, tree.Name+"/") {
return tree
}
}
return nil
}
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