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main.go
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main.go
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package main
import (
"fmt"
"os"
"github.com/winjo/codegen/base"
"github.com/winjo/codegen/dal"
"github.com/winjo/codegen/version"
)
var commands = []*base.Command{
version.CmdVersion,
dal.CmdDal,
}
func main() {
args := os.Args[1:]
if len(args) < 1 {
mainUsage()
}
cmdName := args[0]
if cmdName == "-h" || cmdName == "help" {
mainUsage()
}
for _, cmd := range commands {
if cmd.Name != cmdName {
continue
}
err := cmd.Flag.Parse(args[1:])
if err == nil {
args = cmd.Flag.Args()
cmd.Run(cmd, args)
}
os.Exit(0)
return
}
fmt.Fprintf(os.Stderr, "codegen %s: unknown command\nRun 'codegen -h' for usage.\n", cmdName)
os.Exit(2)
}
func mainUsage() {
fmt.Fprintln(os.Stderr, `codegen is a tool for generating go code
Usage:
codegen dal generate dal dao code
`)
os.Exit(2)
}