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package utils
import (
"encoding/json"
"fmt"
"os"
"regexp"
"runtime"
"strconv"
"strings"
"time"
"github.com/jesseduffield/gocui"
"github.com/jesseduffield/lazygit/pkg/config"
)
// GetProjectRoot returns the path to the root of the project. Only to be used
// in testing contexts, as with binaries it's unlikely this path will exist on
// the machine
func GetProjectRoot() string {
dir, err := os.Getwd()
if err != nil {
panic(err)
}
return strings.Split(dir, "lazygit")[0] + "lazygit"
}
// Loader dumps a string to be displayed as a loader
func Loader(now time.Time, config config.SpinnerConfig) string {
milliseconds := now.UnixMilli()
index := milliseconds / int64(config.Rate) % int64(len(config.Frames))
return config.Frames[index]
}
func SortRange(x int, y int) (int, int) {
if x < y {
return x, y
}
return y, x
}
func Clamp(x int, min int, max int) int {
if x < min {
return min
} else if x > max {
return max
}
return x
}
func AsJson(i interface{}) string {
bytes, _ := json.MarshalIndent(i, "", " ")
return string(bytes)
}
// used to keep a number n between 0 and max, allowing for wraparounds
func ModuloWithWrap(n, max int) int {
if max == 0 {
return 0
}
if n >= max {
return n % max
} else if n < 0 {
return max + n
} else {
return n
}
}
func FindStringSubmatch(str string, regexpStr string) (bool, []string) {
re := regexp.MustCompile(regexpStr)
match := re.FindStringSubmatch(str)
return len(match) > 0, match
}
func MustConvertToInt(s string) int {
i, err := strconv.Atoi(s)
if err != nil {
panic(err)
}
return i
}
// Safe will close tcell if a panic occurs so that we don't end up in a malformed
// terminal state
func Safe(f func()) {
_ = SafeWithError(func() error { f(); return nil })
}
func SafeWithError(f func() error) error {
panicking := true
defer func() {
if panicking && gocui.Screen != nil {
gocui.Screen.Fini()
}
}()
err := f()
panicking = false
return err
}
func StackTrace() string {
buf := make([]byte, 10000)
n := runtime.Stack(buf, false)
return fmt.Sprintf("%s\n", buf[:n])
}
// returns the path of the file that calls the function.
// 'skip' is the number of stack frames to skip.
func FilePath(skip int) string {
_, path, _, _ := runtime.Caller(skip)
return path
}
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