mirror of https://github.com/harness/drone.git
73 lines
1.6 KiB
Go
73 lines
1.6 KiB
Go
// Copyright 2023 Harness, Inc.
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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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package git
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import (
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"strconv"
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"strings"
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)
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type Hunk struct {
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HunkHeader
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Lines []string
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}
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type HunkHeader struct {
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OldLine int
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OldSpan int
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NewLine int
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NewSpan int
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Text string
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}
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func (h *HunkHeader) IsZero() bool {
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return h.OldLine == 0 && h.OldSpan == 0 && h.NewLine == 0 && h.NewSpan == 0
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}
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func (h *HunkHeader) IsValid() bool {
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oldOk := h.OldLine == 0 && h.OldSpan == 0 || h.OldLine > 0 && h.OldSpan > 0
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newOk := h.NewLine == 0 && h.NewSpan == 0 || h.NewLine > 0 && h.NewSpan > 0
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return !h.IsZero() && oldOk && newOk
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}
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func (h *HunkHeader) String() string {
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sb := strings.Builder{}
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sb.WriteString("@@ -")
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sb.WriteString(strconv.Itoa(h.OldLine))
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if h.OldSpan != 1 {
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sb.WriteByte(',')
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sb.WriteString(strconv.Itoa(h.OldSpan))
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}
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sb.WriteString(" +")
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sb.WriteString(strconv.Itoa(h.NewLine))
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if h.NewSpan != 1 {
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sb.WriteByte(',')
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sb.WriteString(strconv.Itoa(h.NewSpan))
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}
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sb.WriteString(" @@")
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if h.Text != "" {
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sb.WriteByte(' ')
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sb.WriteString(h.Text)
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}
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return sb.String()
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}
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