func Compile(ctx context.Context, source []byte, mapping bool) ([]byte, error) {
vos := vosctx.FromContext(ctx)
options := &build.Options{
GOROOT: vos.Getenv("GOROOT"),
GOPATH: vos.Getenv("GOPATH"),
CreateMapFile: mapping,
}
s := build.NewSession(options)
packages := make(map[string]*compiler.Archive)
importContext := &compiler.ImportContext{
Packages: s.Types,
Import: s.BuildImportPath,
}
fileSet := token.NewFileSet()
file, err := parser.ParseFile(fileSet, "prog.go", source, parser.ParseComments)
if err != nil {
return nil, kerr.Wrap("NCYFEKGCWX", err)
}
mainPkg, err := compiler.Compile("main", []*ast.File{file}, fileSet, importContext, false)
if err != nil {
return nil, kerr.Wrap("KPHUKOLTBX", err)
}
packages["main"] = mainPkg
bufCode := bytes.NewBuffer(nil)
filter := &compiler.SourceMapFilter{Writer: bufCode}
allPkgs, err := compiler.ImportDependencies(mainPkg, importContext.Import)
if err != nil {
return nil, kerr.Wrap("TIMQHFQTWL", err)
}
if mapping {
bufMap := bytes.NewBuffer(nil)
smap := &sourcemap.Map{File: "script.js"}
filter.MappingCallback = build.NewMappingCallback(smap, options.GOROOT, options.GOPATH, false)
if err := compiler.WriteProgramCode(allPkgs, filter); err != nil {
return nil, kerr.Wrap("YKQEKRKBPL", err)
}
if err := smap.WriteTo(bufMap); err != nil {
return nil, kerr.Wrap("VYQGYAAADG", err)
}
return bufMap.Bytes(), nil
}
if err := compiler.WriteProgramCode(allPkgs, filter); err != nil {
return nil, kerr.Wrap("DPPVHCOTBQ", err)
}
if _, err := bufCode.WriteString("//# sourceMappingURL=script.js.map\n"); err != nil {
return nil, kerr.Wrap("CXXKWQVGUI", err)
}
return bufCode.Bytes(), nil
}
func Initialise(ctx context.Context, overrides OptionsInterface) (context.Context, context.CancelFunc, error) {
if overrides == nil {
overrides = Flags{}
}
options := overrides.getOptions()
ctx, cancel := context.WithCancel(ctx)
ctx = jsonctx.AutoContext(ctx)
ctx = wgctx.NewContext(ctx)
ctx = sysctx.NewContext(ctx)
cmd := &cmdctx.Cmd{}
vos := vosctx.FromContext(ctx)
path := ""
cmd.Edit = options.Edit
cmd.Validate = options.Validate
cmd.Update = options.Update
cmd.Log = options.Log
cmd.Debug = options.Debug
cmd.Port = options.Port
if options.Path == "" {
dir, err := vos.Getwd()
if err != nil {
return nil, nil, kerr.Wrap("OKOLXAMBSJ", err)
}
p, err := packages.GetPackageFromDir(ctx, dir)
if err != nil {
return nil, nil, kerr.Wrap("ADNJKTLAWY", err)
}
path = p
} else {
path = options.Path
}
ctx = cmdctx.NewContext(ctx, cmd)
pcache, err := parser.Parse(ctx, path)
if err != nil {
return nil, nil, kerr.Wrap("EBMBIBIKUF", err)
}
ctx = envctx.NewContext(ctx, pcache.Env)
return ctx, cancel, nil
}
func GoGet(ctx context.Context, path string) error {
vos := vosctx.FromContext(ctx)
cmd := cmdctx.FromContext(ctx)
cmd.Print("Running go get -d ")
args := []string{"get", "-d"}
if cmd.Update {
cmd.Print("-u ")
args = append(args, "-u")
}
cmd.Print(path, "...")
args = append(args, path)
exe := exec.Command("go", args...)
exe.Env = vos.Environ()
if combined, err := exe.CombinedOutput(); err != nil {
if !strings.Contains(string(combined), "no buildable Go source files") {
return kerr.New("NIKCKQAKUI", "%s: %s", err.Error(), combined)
}
}
cmd.Println(" OK.")
return nil
}
func GetCurrentGopath(ctx context.Context) string {
vos := vosctx.FromContext(ctx)
currentDir, _ := vos.Getwd()
return gopackages.GetCurrentGopath(vos.Getenv("GOPATH"), currentDir)
}
func GetPackageFromDir(ctx context.Context, dir string) (string, error) {
vos := vosctx.FromContext(ctx)
return gopackages.GetPackageFromDir(vos.Getenv("GOPATH"), dir)
}
func GetDirFromEmptyPackage(ctx context.Context, path string) (string, error) {
vos := vosctx.FromContext(ctx)
return gopackages.GetDirFromEmptyPackage(vos.Getenv("GOPATH"), path)
}
