bin/prompt.go
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package main import ( "fmt" "os" "os/exec" "path/filepath" "strings" "time" ) // getRepoRoot returns the full path to the root // of the closest git dir func getRepoRoot() string { var rootPath string path, err := exec.Command("git", "rev-parse", "--show-toplevel").Output() if err != nil { rootPath = "~" } else { rootPath = strings.TrimSpace(string(path)) } return rootPath } func resolveEmoji(hostname string) string { emoji := "💀" if hostname == "zora" { emoji = "🍣" } else if hostname == "nostromo" { emoji = "🛸" } return emoji } func main() { cwd, _ := os.Getwd() host, _ := os.Hostname() home := os.Getenv("HOME") now := time.Now().Format("15:04:05") emoji := resolveEmoji(host) fmt.Printf("%s %s ", now, emoji) gitRoot := getRepoRoot() var prefix string if gitRoot == home { prefix = "~" } else { prefix = filepath.Base(gitRoot) } suffix := cwd[len(gitRoot):] fmt.Printf("%s", prefix) var parts []string parts = strings.Split(suffix, "/") for i, part := range parts { if i == len(parts)-1 { fmt.Printf("%s", part) } else { if len(part) != 0 { fmt.Printf("%c/", part[0]) } else { fmt.Printf("/") } } } }