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Gather some string slice utils.

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This commit is contained in:
monopole
2021-06-10 13:32:34 -07:00
parent 615984bf2d
commit 86dd74fd62
5 changed files with 87 additions and 28 deletions
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19
api/resource/resource.go
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@@ -199,22 +199,6 @@ func (r *Resource) appendCsvAnnotation(name, value string) {
}
}
func SameEndingSubarray(shortest, longest []string) bool {
if len(shortest) > len(longest) {
longest, shortest = shortest, longest
}
diff := len(longest) - len(shortest)
if len(shortest) == 0 {
return diff == 0
}
for i := len(shortest) - 1; i >= 0; i-- {
if longest[i+diff] != shortest[i] {
return false
}
}
return true
}
// Implements ResCtx GetNamePrefixes
func (r *Resource) GetNamePrefixes() []string {
return r.getCsvAnnotation(utils.BuildAnnotationPrefixes)
@@ -237,7 +221,8 @@ func (r *Resource) getCsvAnnotation(name string) []string {
// as OutermostPrefixSuffix but performs a deeper comparison
// of the suffix and prefix slices.
func (r *Resource) PrefixesSuffixesEquals(o ResCtx) bool {
return SameEndingSubarray(r.GetNamePrefixes(), o.GetNamePrefixes()) && SameEndingSubarray(r.GetNameSuffixes(), o.GetNameSuffixes())
return utils.SameEndingSubSlice(r.GetNamePrefixes(), o.GetNamePrefixes()) &&
utils.SameEndingSubSlice(r.GetNameSuffixes(), o.GetNameSuffixes())
}
// RemoveBuildAnnotations removes annotations created by the build process.

3
api/resource/resource_test.go
View File

@@ -9,6 +9,7 @@ import (
"testing"
"github.com/stretchr/testify/assert"
"sigs.k8s.io/kustomize/api/internal/utils"
"sigs.k8s.io/kustomize/api/provider"
. "sigs.k8s.io/kustomize/api/resource"
"sigs.k8s.io/kustomize/api/types"
@@ -1077,7 +1078,7 @@ func TestSameEndingSubarray(t *testing.T) {
for n := range testCases {
tc := testCases[n]
t.Run(n, func(t *testing.T) {
assert.Equal(t, tc.expected, SameEndingSubarray(tc.a, tc.b))
assert.Equal(t, tc.expected, utils.SameEndingSubSlice(tc.a, tc.b))
})
}
}