mirror of
https://github.com/dnote/dnote
synced 2026-03-14 14:35:50 +01:00
45 lines
1.3 KiB
Go
45 lines
1.3 KiB
Go
/* Copyright 2025 Dnote Authors
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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 diff provides line-by-line diff feature by wrapping
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// a package github.com/sergi/go-diff/diffmatchpatch
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package diff
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import (
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"time"
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"github.com/sergi/go-diff/diffmatchpatch"
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)
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const (
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// DiffEqual represents an equal diff
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DiffEqual = diffmatchpatch.DiffEqual
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// DiffInsert represents an insert diff
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DiffInsert = diffmatchpatch.DiffInsert
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// DiffDelete represents a delete diff
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DiffDelete = diffmatchpatch.DiffDelete
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)
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// Do computes line-by-line diff between two strings
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func Do(s1, s2 string) (diffs []diffmatchpatch.Diff) {
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dmp := diffmatchpatch.New()
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dmp.DiffTimeout = time.Hour
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s1Chars, s2Chars, arr := dmp.DiffLinesToRunes(s1, s2)
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diffs = dmp.DiffMainRunes(s1Chars, s2Chars, false)
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diffs = dmp.DiffCharsToLines(diffs, arr)
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return diffs
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}
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