forked from x/ContextOS
mac pro code
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shaoying
parent
93f1949b13
commit
05d24db9ea
@ -1,12 +1,10 @@
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package lex // {{{
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// }}}
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import ( // {{{
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package lex
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import (
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"context"
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"fmt"
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)
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// }}}
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type State struct {
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star bool
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next int
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@ -31,8 +29,8 @@ type LEX struct {
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*ctx.Context
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}
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func (lex *LEX) train(seed []byte, arg ...string) { // {{{
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cell, page, hash := 128, 1, 1 // {{{
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func (lex *LEX) train(seed []byte, arg ...string) {
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cell, page, hash := 128, 1, 1
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if len(arg) > 0 {
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if x, ok := lex.hash[arg[0]]; ok {
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hash = x
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@ -55,7 +53,6 @@ func (lex *LEX) train(seed []byte, arg ...string) { // {{{
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lex.seed = append(lex.seed, &Seed{page, hash, string(seed)})
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lex.Capi("nseed", 1)
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lex.Cap("stream", fmt.Sprintf("%s,%s,%s", lex.Cap("nseed"), lex.Cap("npage"), lex.Cap("nhash")))
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// }}}
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s := []int{page}
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c := make([]byte, 0, cell)
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@ -189,9 +186,8 @@ func (lex *LEX) train(seed []byte, arg ...string) { // {{{
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}
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}
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// }}}
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func (lex *LEX) parse(line []byte, arg ...string) (word []byte, hash int, rest []byte) { // {{{
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page, begin, end := 1, 0, 0 // {{{
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func (lex *LEX) parse(line []byte, arg ...string) (word []byte, hash int, rest []byte) {
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page, begin, end := 1, 0, 0
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if len(arg) > 0 {
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if x, ok := lex.page[arg[0]]; ok {
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page = x
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@ -199,7 +195,6 @@ func (lex *LEX) parse(line []byte, arg ...string) (word []byte, hash int, rest [
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return line, 0, nil
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}
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}
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// }}}
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for star, s, i := 0, page, 0; s != 0 && i < len(line); i++ {
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@ -224,11 +219,9 @@ func (lex *LEX) parse(line []byte, arg ...string) (word []byte, hash int, rest [
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if state, ok := lex.mat[star][c]; star == 0 || !ok || state == nil || !state.star {
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star = 0
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}
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if end++; state.star {
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star = s
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}
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if s, hash = state.next, state.hash; s == 0 {
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s, star = star, 0
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}
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@ -243,9 +236,7 @@ func (lex *LEX) parse(line []byte, arg ...string) (word []byte, hash int, rest [
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return
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}
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// }}}
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func (lex *LEX) Spawn(m *ctx.Message, c *ctx.Context, arg ...string) ctx.Server { // {{{
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func (lex *LEX) Spawn(m *ctx.Message, c *ctx.Context, arg ...string) ctx.Server {
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c.Caches = map[string]*ctx.Cache{}
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c.Configs = map[string]*ctx.Config{}
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@ -254,8 +245,7 @@ func (lex *LEX) Spawn(m *ctx.Message, c *ctx.Context, arg ...string) ctx.Server
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return s
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}
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// }}}
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func (lex *LEX) Begin(m *ctx.Message, arg ...string) ctx.Server { // {{{
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func (lex *LEX) Begin(m *ctx.Message, arg ...string) ctx.Server {
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lex.Message = m
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lex.Caches["nseed"] = &ctx.Cache{Name: "种子数量", Value: "0", Help: "种子数量"}
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lex.Caches["npage"] = &ctx.Cache{Name: "集合数量", Value: "1", Help: "集合数量"}
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@ -264,16 +254,13 @@ func (lex *LEX) Begin(m *ctx.Message, arg ...string) ctx.Server { // {{{
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lex.Caches["nline"] = &ctx.Cache{Name: "状态数量", Value: "1", Help: "状态数量"}
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lex.Caches["nnode"] = &ctx.Cache{Name: "节点数量", Value: "0", Help: "节点数量"}
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lex.Caches["npush"] = &ctx.Cache{Name: "节点数量", Value: "0", Help: "节点数量", Hand: func(m *ctx.Message, x *ctx.Cache, arg ...string) string {
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lex := m.Target.Server.(*LEX) // {{{
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return fmt.Sprintf("%d", len(lex.state))
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// }}}
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return fmt.Sprintf("%d", len(m.Target.Server.(*LEX).state))
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}}
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return lex
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}
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// }}}
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func (lex *LEX) Start(m *ctx.Message, arg ...string) bool { // {{{
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func (lex *LEX) Start(m *ctx.Message, arg ...string) bool {
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lex.seed = make([]*Seed, 0, 10)
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lex.page = map[string]int{"nil": 0}
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lex.hash = map[string]int{"nil": 0}
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@ -288,46 +275,35 @@ func (lex *LEX) Start(m *ctx.Message, arg ...string) bool { // {{{
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return false
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}
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// }}}
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func (lex *LEX) Close(m *ctx.Message, arg ...string) bool { // {{{
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func (lex *LEX) Close(m *ctx.Message, arg ...string) bool {
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switch lex.Context {
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case m.Target:
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if lex.Context == Index {
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return false
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}
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case m.Source:
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}
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return true
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}
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// }}}
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var Index = &ctx.Context{Name: "lex", Help: "词法解析",
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Caches: map[string]*ctx.Cache{},
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Configs: map[string]*ctx.Config{},
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Commands: map[string]*ctx.Command{
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"train": &ctx.Command{Name: "train seed [hash [page]", Help: "添加词法规则", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) string {
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lex, ok := m.Target.Server.(*LEX) // {{{
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"train": &ctx.Command{Name: "train seed [hash [page]", Help: "添加词法规则", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) {
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lex, ok := m.Target.Server.(*LEX)
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m.Assert(ok, "模块类型错误")
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m.Assert(len(arg) > 0, "参数错误")
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lex.train([]byte(arg[0]), arg[1:]...)
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return ""
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// }}}
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}},
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"parse": &ctx.Command{Name: "parse line [page]", Help: "解析单词", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) string {
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lex, ok := m.Target.Server.(*LEX) // {{{
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"parse": &ctx.Command{Name: "parse line [page]", Help: "解析单词", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) {
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lex, ok := m.Target.Server.(*LEX)
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m.Assert(ok, "模块类型错误")
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m.Assert(len(arg) > 0, "参数错误")
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word, hash, rest := lex.parse([]byte(arg[0]), arg[1:]...)
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m.Add("result", string(word), fmt.Sprintf("%d", hash), string(rest))
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return ""
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// }}}
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}},
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"split": &ctx.Command{Name: "split line page1 [page2]", Help: "分割语句", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) string {
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lex, ok := m.Target.Server.(*LEX) // {{{
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"split": &ctx.Command{Name: "split line page1 [page2]", Help: "分割语句", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) {
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lex, ok := m.Target.Server.(*LEX)
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m.Assert(ok, "模块类型错误")
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m.Assert(len(arg) > 1, "参数错误")
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@ -342,11 +318,10 @@ var Index = &ctx.Context{Name: "lex", Help: "词法解析",
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}
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m.Echo(string(word))
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}
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return ""
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// }}}
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}},
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"cache": &ctx.Command{Name: "cache", Help: "显示缓存", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) string {
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lex, ok := m.Target.Server.(*LEX) // {{{
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"cache": &ctx.Command{Name: "cache", Help: "显示缓存", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) {
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lex, ok := m.Target.Server.(*LEX)
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m.Assert(ok, "模块类型错误")
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for i, v := range lex.seed {
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m.Echo("seed: %d %v\n", i, v)
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@ -365,8 +340,6 @@ var Index = &ctx.Context{Name: "lex", Help: "词法解析",
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m.Echo("node: %v %v %v\n", i, k, v)
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}
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}
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return ""
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// }}}
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}},
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},
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Index: map[string]*ctx.Context{
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