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package main
import (
"flag"
"fmt"
"github.com/golang/protobuf/proto"
"github.com/ry/v8worker2"
"log"
"net/url"
"os"
"path"
"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.")
var DenoDir string
var CompileDir string
var SrcDir string
func ResolveModule(moduleSpecifier string, containingFile string) (
moduleName string, filename string, err error) {
moduleUrl, err := url.Parse(moduleSpecifier)
if err != nil {
return
}
baseUrl, err := url.Parse(containingFile)
if err != nil {
return
}
resolved := baseUrl.ResolveReference(moduleUrl)
moduleName = resolved.String()
if moduleUrl.IsAbs() {
filename = path.Join(SrcDir, resolved.Host, resolved.Path)
} else {
filename = resolved.Path
}
return
}
func stringAsset(path string) string {
data, err := Asset("dist/" + path)
check(err)
return string(data)
}
func main() {
flag.Parse()
args := flag.Args()
if *flagV8Options {
args = append(args, "--help")
fmt.Println(args)
}
args = v8worker2.SetFlags(args)
// Maybe start Golang CPU profiler.
// Use --prof for profiling JS.
if *flagGoProf != "" {
f, err := os.Create(*flagGoProf)
if err != nil {
log.Fatal(err)
}
pprof.StartCPUProfile(f)
defer pprof.StopCPUProfile()
}
createDirs()
createWorker()
InitOS()
InitTimers()
main_js := stringAsset("main.js")
check(worker.Load("/main.js", main_js))
main_map := stringAsset("main.map")
cwd, err := os.Getwd()
check(err)
out, err := proto.Marshal(&Msg{
Payload: &Msg_Start{
Start: &StartMsg{
Cwd: &cwd,
Argv: args,
DebugFlag: flagDebug,
MainJs: &main_js,
MainMap: &main_map,
},
},
})
check(err)
Pub("start", out)
DispatchLoop()
}
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