52 lines
2.1 KiB
Go
52 lines
2.1 KiB
Go
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package launcher
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import (
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"fmt"
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"os"
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"runtime/debug"
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"strings"
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"code.nochebuena.dev/einherjar/contracts/observability"
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)
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func printBanner(identifiables []observability.Identifiable) {
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v := strings.ToLower(os.Getenv("EINHERJAR_BANNER"))
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if v == "off" || v == "false" {
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return
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}
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fmt.Fprintf(os.Stdout, bannerText, coreVersion())
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for _, id := range identifiables {
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path := strings.TrimPrefix(id.ModulePath(), "code.nochebuena.dev/")
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fmt.Fprintf(os.Stdout, " · %-25s %s\n", path, id.ModuleVersion())
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}
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if len(identifiables) > 0 {
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fmt.Fprintln(os.Stdout)
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}
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}
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func coreVersion() string {
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const path = "code.nochebuena.dev/einherjar/core"
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if info, ok := debug.ReadBuildInfo(); ok {
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for _, dep := range info.Deps {
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if dep.Path == path {
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return dep.Version
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}
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}
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if info.Main.Path == path {
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return info.Main.Version
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}
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}
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return "(devel)"
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}
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const bannerText = `
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███████╗██╗███╗ ██╗██╗ ██╗███████╗██████╗ ██╗ █████╗ ██████╗
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██╔════╝██║████╗ ██║██║ ██║██╔════╝██╔══██╗ ██║██╔══██╗██╔══██╗
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█████╗ ██║██╔██╗ ██║███████║█████╗ ██████╔╝ ██║███████║██████╔╝
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██╔══╝ ██║██║╚██╗██║██╔══██║██╔══╝ ██╔══██╗██ ██║██╔══██║██╔══██╗
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███████╗██║██║ ╚████║██║ ██║███████╗██║ ██║╚█████╔╝██║ ██║██║ ██║
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╚══════╝╚═╝╚═╝ ╚═══╝╚═╝ ╚═╝╚══════╝╚═╝ ╚═╝ ╚════╝ ╚═╝ ╚═╝╚═╝ ╚═╝
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code.nochebuena.dev/einherjar · Chosen warriors. Not for themselves. · %s
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`
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