forked from jesseduffield/lazygit
-
Notifications
You must be signed in to change notification settings - Fork 0
/
main.go
115 lines (101 loc) · 2.51 KB
/
main.go
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
package main
import (
"errors"
"flag"
"fmt"
"io/ioutil"
"log"
"os"
"os/exec"
"os/user"
"path/filepath"
"time"
"github.com/fatih/color"
"github.com/jesseduffield/gocui"
)
// ErrSubProcess is raised when we are running a subprocess
var (
ErrSubprocess = errors.New("running subprocess")
subprocess *exec.Cmd
startTime time.Time
commit string
version = "unversioned"
date string
debuggingFlag = flag.Bool("debug", false, "a boolean")
versionFlag = flag.Bool("v", false, "Print the current version")
)
func homeDirectory() string {
usr, err := user.Current()
if err != nil {
log.Fatal(err)
}
return usr.HomeDir
}
func projectPath(path string) string {
gopath := os.Getenv("GOPATH")
return filepath.FromSlash(gopath + "/src/github.com/jesseduffield/lazygit/" + path)
}
func devLog(objects ...interface{}) {
localLog(color.FgWhite, "development.log", objects...)
}
func colorLog(colour color.Attribute, objects ...interface{}) {
localLog(colour, "development.log", objects...)
}
func commandLog(objects ...interface{}) {
localLog(color.FgWhite, "commands.log", objects...)
}
func localLog(colour color.Attribute, path string, objects ...interface{}) {
if !*debuggingFlag {
return
}
f, _ := os.OpenFile(projectPath(path), os.O_APPEND|os.O_WRONLY, 0644)
defer f.Close()
for _, object := range objects {
colorFunction := color.New(colour).SprintFunc()
f.WriteString(colorFunction(fmt.Sprint(object)) + "\n")
}
}
func navigateToRepoRootDirectory() {
_, err := os.Stat(".git")
for os.IsNotExist(err) {
devLog("going up a directory to find the root")
os.Chdir("..")
_, err = os.Stat(".git")
}
}
// when building the binary, `version` is set as a compile-time variable, along
// with `date` and `commit`. If this program has been opened directly via go,
// we will populate the `version` with VERSION in the lazygit root directory
func fallbackVersion() string {
path := projectPath("VERSION")
byteVersion, err := ioutil.ReadFile(path)
if err != nil {
return "unversioned"
}
return string(byteVersion)
}
func main() {
startTime = time.Now()
devLog("\n\n\n\n\n\n\n\n\n\n")
flag.Parse()
if version == "unversioned" {
version = fallbackVersion()
}
if *versionFlag {
fmt.Printf("commit=%s, build date=%s, version=%s", commit, date, version)
os.Exit(0)
}
verifyInGitRepo()
navigateToRepoRootDirectory()
for {
if err := run(); err != nil {
if err == gocui.ErrQuit {
break
} else if err == ErrSubprocess {
subprocess.Run()
} else {
log.Panicln(err)
}
}
}
}