go get github.com/yourhe/gojieba

package main

import (
	"fmt"
	"strings"

	"github.com/yourhe/gojieba"
)

func main() {
	var s string
	var words []string
	use_hmm := true
	x := gojieba.NewJieba()
	defer x.Free()

	s = "我来到北京清华大学"
	words = x.CutAll(s)
	fmt.Println(s)
	fmt.Println("全模式:", strings.Join(words, "/"))

	words = x.Cut(s, use_hmm)
	fmt.Println(s)
	fmt.Println("精确模式:", strings.Join(words, "/"))

	s = "他来到了网易杭研大厦"
	words = x.Cut(s, use_hmm)
	fmt.Println(s)
	fmt.Println("新词识别:", strings.Join(words, "/"))

	s = "小明硕士毕业于中国科学院计算所，后在日本京都大学深造"
	words = x.CutForSearch(s, use_hmm)
	fmt.Println(s)
	fmt.Println("搜索引擎模式:", strings.Join(words, "/"))

	s = "长春市长春药店"
	words = x.Tag(s)
	fmt.Println(s)
	fmt.Println("词性标注:", strings.Join(words, ","))
}

我来到北京清华大学
全模式: 我/来到/北京/清华/清华大学/华大/大学
我来到北京清华大学
精确模式: 我/来到/北京/清华大学
他来到了网易杭研大厦
新词识别: 他/来到/了/网易/杭研/大厦
小明硕士毕业于中国科学院计算所，后在日本京都大学深造
搜索引擎模式: 小明/硕士/毕业/于/中国/科学/学院/科学院/中国科学院/计算/计算所/，/后/在/日本/京都/大学/日本京都大学/深造
长春市长春药店
词性标注: 长春市/ns,长春/ns,药店/n

package main

import (
	"fmt"
	"os"

	"github.com/blevesearch/bleve"
	"github.com/yourhe/gojieba"
	_ "github.com/yourhe/gojieba/bleve"
)

func Example() {
	INDEX_DIR := "gojieba.bleve"
	messages := []struct {
		Id   string
		Body string
	}{
		{
			Id:   "1",
			Body: "你好",
		},
		{
			Id:   "2",
			Body: "世界",
		},
		{
			Id:   "3",
			Body: "亲口",
		},
		{
			Id:   "4",
			Body: "交代",
		},
	}

	indexMapping := bleve.NewIndexMapping()
	os.RemoveAll(INDEX_DIR)
	// clean index when example finished
	defer os.RemoveAll(INDEX_DIR)

	err := indexMapping.AddCustomTokenizer("gojieba",
		map[string]interface{}{
			"dictpath":     gojieba.DICT_PATH,
			"hmmpath":      gojieba.HMM_PATH,
			"userdictpath": gojieba.USER_DICT_PATH,
			"type":         "gojieba",
		},
	)
	if err != nil {
		panic(err)
	}
	err = indexMapping.AddCustomAnalyzer("gojieba",
		map[string]interface{}{
			"type":      "gojieba",
			"tokenizer": "gojieba",
		},
	)
	if err != nil {
		panic(err)
	}
	indexMapping.DefaultAnalyzer = "gojieba"

	index, err := bleve.New(INDEX_DIR, indexMapping)
	if err != nil {
		panic(err)
	}
	for _, msg := range messages {
		if err := index.Index(msg.Id, msg); err != nil {
			panic(err)
		}
	}

	querys := []string{
		"你好世界",
		"亲口交代",
	}

	for _, q := range querys {
		req := bleve.NewSearchRequest(bleve.NewQueryStringQuery(q))
		req.Highlight = bleve.NewHighlight()
		res, err := index.Search(req)
		if err != nil {
			panic(err)
		}
		fmt.Println(res)
	}
}

func main() {
	Example()
}

2 matches, showing 1 through 2, took 360.584µs
    1. 2 (0.423287)
    Body
        <mark>世界</mark>
    2. 1 (0.423287)
    Body
        <mark>你好</mark>

2 matches, showing 1 through 2, took 131.055µs
    1. 4 (0.423287)
    Body
        <mark>交代</mark>
    2. 3 (0.423287)
    Body
        <mark>亲口</mark>

go test ./...

go test -bench "Jieba" -test.benchtime 10s
go test -bench "Extractor" -test.benchtime 10s