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package main
import (
"flag"
"github.com/ry/v8worker2"
"os"
"runtime/pprof"
)
var flagReload = flag.Bool("reload", false, "Reload cached remote source code.")
var flagV8Options = flag.Bool("v8-options", false, "Print V8 command line options.")
var flagDebug = flag.Bool("debug", false, "Enable debug output.")
var flagGoProf = flag.String("goprof", "", "Write golang cpu profile to file.")
func stringAsset(path string) string {
data, err := Asset("dist/" + path)
check(err)
return string(data)
}
func FlagsParse() []string {
flag.Parse()
args := flag.Args()
if *flagV8Options {
args = append(args, "--help")
}
args = v8worker2.SetFlags(args)
return args
}
func main() {
args := FlagsParse()
// Maybe start Golang CPU profiler.
// Use --prof for profiling JS.
if *flagGoProf != "" {
f, err := os.Create(*flagGoProf)
if err != nil {
panic(err)
}
pprof.StartCPUProfile(f)
defer pprof.StopCPUProfile()
}
createDirs()
createWorker()
InitOS()
InitEcho()
InitTimers()
main_js := stringAsset("main.js")
err := worker.Load("/main.js", main_js)
exitOnError(err)
main_map := stringAsset("main.map")
cwd, err := os.Getwd()
check(err)
var command = Msg_START // TODO use proto3
PubMsg("start", &Msg{
Command: command,
StartCwd: cwd,
StartArgv: args,
StartDebugFlag: *flagDebug,
StartMainJs: main_js,
StartMainMap: main_map,
})
DispatchLoop()
}
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