1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
|
package commands
import (
"regexp"
"strings"
"github.com/jesseduffield/lazygit/pkg/commands/models"
"github.com/jesseduffield/lazygit/pkg/common"
"github.com/jesseduffield/lazygit/pkg/utils"
)
// context:
// we want to only show 'safe' branches (ones that haven't e.g. been deleted)
// which `git branch -a` gives us, but we also want the recency data that
// git reflog gives us.
// So we get the HEAD, then append get the reflog branches that intersect with
// our safe branches, then add the remaining safe branches, ensuring uniqueness
// along the way
// if we find out we need to use one of these functions in the git.go file, we
// can just pull them out of here and put them there and then call them from in here
const SEPARATION_CHAR = "|"
// BranchListBuilder returns a list of Branch objects for the current repo
type BranchListBuilder struct {
*common.Common
getRawBranches func() (string, error)
getCurrentBranchName func() (string, string, error)
reflogCommits []*models.Commit
}
func NewBranchListBuilder(
cmn *common.Common,
getRawBranches func() (string, error),
getCurrentBranchName func() (string, string, error),
reflogCommits []*models.Commit,
) *BranchListBuilder {
return &BranchListBuilder{
Common: cmn,
getRawBranches: getRawBranches,
getCurrentBranchName: getCurrentBranchName,
reflogCommits: reflogCommits,
}
}
// Build the list of branches for the current repo
func (b *BranchListBuilder) Build() []*models.Branch {
branches := b.obtainBranches()
reflogBranches := b.obtainReflogBranches()
// loop through reflog branches. If there is a match, merge them, then remove it from the branches and keep it in the reflog branches
branchesWithRecency := make([]*models.Branch, 0)
outer:
for _, reflogBranch := range reflogBranches {
for j, branch := range branches {
if branch.Head {
continue
}
if strings.EqualFold(reflogBranch.Name, branch.Name) {
branch.Recency = reflogBranch.Recency
branchesWithRecency = append(branchesWithRecency, branch)
branches = append(branches[0:j], branches[j+1:]...)
continue outer
}
}
}
branches = append(branchesWithRecency, branches...)
foundHead := false
for i, branch := range branches {
if branch.Head {
foundHead = true
branch.Recency = " *"
branches = append(branches[0:i], branches[i+1:]...)
branches = append([]*models.Branch{branch}, branches...)
break
}
}
if !foundHead {
currentBranchName, currentBranchDisplayName, err := b.getCurrentBranchName()
if err != nil {
panic(err)
}
branches = append([]*models.Branch{{Name: currentBranchName, DisplayName: currentBranchDisplayName, Head: true, Recency: " *"}}, branches...)
}
return branches
}
func (b *BranchListBuilder) obtainBranches() []*models.Branch {
output, err := b.getRawBranches()
if err != nil {
panic(err)
}
trimmedOutput := strings.TrimSpace(output)
outputLines := strings.Split(trimmedOutput, "\n")
branches := make([]*models.Branch, 0, len(outputLines))
for _, line := range outputLines {
if line == "" {
continue
}
split := strings.Split(line, SEPARATION_CHAR)
if len(split) != 4 {
// Ignore line if it isn't separated into 4 parts
// This is probably a warning message, for more info see:
// https://github.com/jesseduffield/lazygit/issues/1385#issuecomment-885580439
continue
}
name := strings.TrimPrefix(split[1], "heads/")
branch := &models.Branch{
Name: name,
Pullables: "?",
Pushables: "?",
Head: split[0] == "*",
}
upstreamName := split[2]
if upstreamName == "" {
branches = append(branches, branch)
continue
}
branch.UpstreamName = upstreamName
track := split[3]
re := regexp.MustCompile(`ahead (\d+)`)
match := re.FindStringSubmatch(track)
if len(match) > 1 {
branch.Pushables = match[1]
} else {
branch.Pushables = "0"
}
re = regexp.MustCompile(`behind (\d+)`)
match = re.FindStringSubmatch(track)
if len(match) > 1 {
branch.Pullables = match[1]
} else {
branch.Pullables = "0"
}
branches = append(branches, branch)
}
return branches
}
// TODO: only look at the new reflog commits, and otherwise store the recencies in
// int form against the branch to recalculate the time ago
func (b *BranchListBuilder) obtainReflogBranches() []*models.Branch {
foundBranchesMap := map[string]bool{}
re := regexp.MustCompile(`checkout: moving from ([\S]+) to ([\S]+)`)
reflogBranches := make([]*models.Branch, 0, len(b.reflogCommits))
for _, commit := range b.reflogCommits {
if match := re.FindStringSubmatch(commit.Name); len(match) == 3 {
recency := utils.UnixToTimeAgo(commit.UnixTimestamp)
for _, branchName := range match[1:] {
if !foundBranchesMap[branchName] {
foundBranchesMap[branchName] = true
reflogBranches = append(reflogBranches, &models.Branch{
Recency: recency,
Name: branchName,
})
}
}
}
}
return reflogBranches
}
|