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36 lines
1.2 KiB
Go
36 lines
1.2 KiB
Go
//
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// Copyright 2026 The InfiniFlow Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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package utility
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// TruncateRunes returns s truncated to at most max runes, preserving the
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// original bytes when shorter. Truncation counts runes (not bytes), so
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// multi-byte characters are never split. A non-positive max yields the empty
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// string.
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//
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// This is the single shared implementation previously duplicated in
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// internal/ingestion/task/debug_log_sink.go and internal/service/agent_sessions.go.
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func TruncateRunes(s string, max int) string {
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if max <= 0 {
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return ""
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}
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r := []rune(s)
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if len(r) <= max {
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return s
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}
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return string(r[:max])
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}
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