go-hhc-cli/examples/test04/main.go

package main

import (
	"fmt"
	"git.swzry.com/zry/go-hhc-cli/hhc_ast"
	"git.swzry.com/zry/go-hhc-cli/hhc_common"
	"os"
)

func main() {
	tree := maketree()
	if tree == nil {
		fmt.Println("Failed Make Test Tree")
		return
	}
	walker := hhc_ast.NewSDTWalker(tree)
	lp := hhc_ast.NewSDTLineParser(walker)
	DoParse(lp, "ip?")
	DoParse(lp, "ip a?")
	DoParse(lp, "ipv?")
	DoParse(lp, "ipv ?")
	DoParse(lp, "ipv mt?")
	DoParse(lp, "ipv mt ?")
}

func DoParse(parser *hhc_ast.SDTLineParser, s string) {
	fmt.Println("Command:", s)
	ra := []rune(s)
	parser.Reset()
	parser.Parse(ra)
	if parser.HelpTriggerd() {
		if parser.HasError() {
			e, p := parser.GetError()
			fmt.Printf("Error at %d: %s\r\n", p, e.EES())
		} else {
			if parser.WillPrintHelp() {
				fmt.Println("Help:")
				hhc_common.FPrintHelp(os.Stdout, parser.GetHelpMessage())
			}
		}
	}
}