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|
//go:build go1.20
// +build go1.20
package main
import (
"errors"
"os"
"path/filepath"
"strings"
"github.com/alexflint/go-arg"
"github.com/go-cmd/cmd"
"go.wit.com/lib/gui/shell"
"go.wit.com/log"
"golang.org/x/text/cases"
"golang.org/x/text/language"
)
// sent via -ldflags
var VERSION string
var BUILDTIME string
var sortmap map[string]string
var marshalKeys []string
var uniqueKeys []string
func main() {
pp := arg.MustParse(&argv)
var pb *Files
pb = new(Files)
// you need a proto file
if argv.Proto == "" {
log.Info("you must provide --proto <filename>")
pp.WriteHelp(os.Stdout)
os.Exit(-1)
}
if !shell.Exists(argv.Proto) {
log.Info("protobuf", argv.Proto, "is missing")
if !argv.DryRun {
os.Exit(-1)
}
}
if !strings.HasSuffix(argv.Proto, ".proto") {
log.Info("protobuf", argv.Proto, "must end in .proto")
os.Exit(-1)
}
f := new(File)
pb.Files = append(pb.Files, f)
f.Filename = argv.Proto
// todo, look for go.work files
if argv.GoSrc == "" {
homeDir, _ := os.UserHomeDir()
argv.GoSrc = filepath.Join(homeDir, "go/src")
}
if argv.GoPath == "" {
pwd, _ := os.Getwd()
argv.GoPath = strings.TrimPrefix(pwd, argv.GoSrc)
argv.GoPath = strings.Trim(argv.GoPath, "/")
}
log.Info(argv.GoSrc, argv.GoPath)
pwd, _ := os.Getwd()
log.Info("pwd = ", pwd)
if !shell.Exists("go.sum") {
shell.RunQuiet([]string{"go-mod-clean"})
if !shell.Exists("go.sum") {
shell.RunQuiet([]string{"go", "mod", "init"})
shell.RunQuiet([]string{"go", "mod", "tidy"})
shell.RunQuiet([]string{"go", "mod", "edit", "-go=1.18"}) // TODO: pass this as ENV. verify protobuf version needed
}
}
var packageName string
var result cmd.Status
var cmd []string
if argv.Package == "" {
// TODO: switch to using forgepb (expose the functions/logic from forgepb directly
// it could be a bad idea to use forge.Init() here as forge needs this to build
// switch to forgepb
os.Setenv("GO111MODULE", "off") // keeps go list working if go version is back versioned for compatability
cmd = []string{"go", "list", "-f", "'{{.Name}}'"}
result = shell.RunQuiet(cmd)
os.Unsetenv("GO111MODULE")
packageName = strings.Join(result.Stdout, "\n")
packageName = strings.TrimSpace(packageName)
packageName = strings.Trim(packageName, "'")
// log.Info("packageName == ", packageName)
} else {
packageName = argv.Package
}
f.Package = packageName
protobase := strings.TrimSuffix(argv.Proto, ".proto")
f.Filebase = protobase
// parse the .proto file
if err := pb.protoParse(f); err != nil {
log.Info("autogenpb parse error:", err)
os.Exit(-1)
}
// parse sort & marshal options from the .proto file
// this goes through the .proto files and looks
// for `autogenpb: ` lines
if err := pb.protoParseNew(f); err != nil {
log.Info("autogenpb parse error:", err)
os.Exit(-1)
}
if argv.DryRun {
os.Exit(0)
}
// try to make foo.pb.go with protoc if it's not here
// this is helpful because the protoc-gen-go lines
// are also annoying to code by hand
f.Pbfilename = f.Filebase + ".pb.go"
// try to create the foo.pb.go file using protoc if it is not there
if !shell.Exists(f.Pbfilename) {
if err := pb.protocBuild(f); err != nil {
badExit(err)
}
}
// try to add the Mutex to the pb.go file
if err := pb.addMutex(f); err != nil {
badExit(err)
}
// if foo.pb.go still doesn't exist, protoc failed
if !shell.Exists(f.Pbfilename) {
log.Info("protoc build error.", f.Pbfilename)
badExit(errors.New("failed to be created with protoc and proto-gen-go"))
}
pb.marshal(f)
// this should be garbage soon
sortmap = make(map[string]string)
sortmap["package"] = packageName
sortmap["protofile"] = argv.Proto
sortmap["protobase"] = protobase
if argv.LoBase == "" {
// if not set, assumed to be protobase
sortmap["base"] = protobase
} else {
sortmap["base"] = argv.LoBase
}
sortmap["lock"] = sortmap["base"] + "sMu" // is nonglobal and plural
if argv.UpBase == "" {
sortmap["Base"] = cases.Title(language.English, cases.NoLower).String(protobase)
sortmap["Bases"] = sortmap["Base"] + "s"
} else {
sortmap["Base"] = argv.UpBase
sortmap["Bases"] = sortmap["Base"] + "s"
}
// pb.makeSortfile(f)
pb.makeNewSortfile(f)
}
func okExit(s string) {
log.Info("autogenpb ok", s)
os.Exit(0)
}
func badExit(err error) {
log.Info("autogenpb error:", err)
os.Exit(-1)
}
|
