mirrored from https://chromium.googlesource.com/infra/luci/luci-go
/
logreason.go
53 lines (49 loc) · 1.38 KB
/
logreason.go
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// Copyright 2021 The LUCI Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package prjpb
import (
"sort"
"strings"
)
// SortAndDedupeLogReasons does what its name says without modifying input.
func SortAndDedupeLogReasons(in []LogReason) []LogReason {
var out []LogReason
if len(in) == 0 {
return out
}
out = append(out, in...) // copy
sort.Slice(out, func(i, j int) bool { return out[i] < out[j] })
prevUniqIndex := 0
for _, o := range out {
if out[prevUniqIndex] == o {
continue
}
prevUniqIndex++
out[prevUniqIndex] = o
}
return out[:prevUniqIndex+1]
}
// FormatLogReasons produces "[HUMAN, READABLE]" string for a list of statuses.
func FormatLogReasons(in []LogReason) string {
sb := strings.Builder{}
sb.WriteRune('[')
for i, r := range in {
if i > 0 {
sb.WriteString(", ")
}
sb.WriteString(r.String())
}
sb.WriteRune(']')
return sb.String()
}