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rime中州韵小狼毫 LaTex输入法配置

教程目录:rime中州韵小狼毫须鼠管安装配置教程 保姆级教程 100+增强功能配置教程

本文的分享一种在rime中州韵小狼毫须鼠管输入法中配置LaTex输入方案的方法,并不完美,仅供参考。

先睹为快

LaTex输入方案可以快捷的在公式模式下输入一些基础的数学公式,选词快捷,录入体验优良。
20240113151824_rec_

latex.schema.yaml

latex.schema.yaml 是我们的输入方案的方案文档,我们在 用户文件夹 下创建一个 txt 文档,然后改名为 latex.schema.yaml,latex.schema.yaml文档内容如下👇:

switches:
  - name: ascii_mode# 默认为中文输出模式
    reset: 0
    states: [ 中文, 西文 ]
  - name: full_shape# 字符默认半角输出
    reset: 0
    states: [ 半角, 全角 ]
  - name: ascii_punct# 默认使用英文标点
    reset: 1
    states: [ 。,, ., ]
  - name: debug# 默认debug开关为关闭状态
    reset: 0
    states: [Off, 🐞]

engine:
  processors:
    - ascii_composer
    - key_binder
    - speller
    - recognizer
    - punctuator
    - selector
    - navigator
    - express_editor
  segmentors:
    - matcher
    - ascii_segmentor
    - abc_segmentor
    - punct_segmentor
    - fallback_segmentor
  translators:
    - table_translator
    - punct_translator
  filters:
    - uniquifier
key_binder:
  import_preset: default
  speller:
    auto_select: true
    delimiter: " ;'"
recognizer:
  import_preset: default
  patterns:
    email: "^[A-Za-z][-_.0-9A-Za-z]*@.*$"
    url: "^(www[.]|https?:|ftp[.:]|mailto:|file:).*$|^[a-z]+[.].+$"
schema:
  author:
    - "dyy <douyaoyuan@126.com>"
  description: "LaTex 公式输入"
  name: "LaTex"
  schema_id: latex
  version: 0.2
speller:
  alphabet: "zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA_|\\/<>-+=^()[]{}<"# 定义输入字符的识别格式
  delimiter: " "
translator:
  dictionary: latex
  spelling_hints: 9

在上述脚本配置中,我们的schema节点中配置了以下内容:

  • schema_idlatex;这个schema_id将会在下文的default.custom.yaml中用到
  • nameLaTex;这个name的值LaTex将会出现在方案选单

latex.custom.yaml

一如既往,方案名.custom.yaml是对应方案文档的补丁文档,这个latex.custom.yaml文档中配置了用户的个性化的配置项目,此处latex.custom.yaml文档的配置如下👇:

patch:
  translator/enable_user_dict: false# false:自动造词及动态词频功能失效;true:启用自动造词和动态词频
  style/inline_preedit: false# 是否在输入行内进行预测生成,true 表示不单独显示输入字符
  engine/translators/+:# 增加以下翻译器
    - lua_translator@latex_translator
    - lua_translator@latexHelp_translator
  punctuator:
    import_preset: symbols
    half_shape:
      "-": "-"
      "|": "|"
      "^": "^"
      "]": "]"
      "[": "["
      ")": ")"
      "(": "("
      "<": "<"
      ">": ">"
  custom_phrase:
    encode_commit_history: false
    disable_user_dict_for_patterns:
    #  - "^z.*$"# 这是原始默认设置
      - "^[a-y]{1,3}$"# 三码及以下不使用自动调频、不自动造词

在以上配置中,我们为latex输入方案指定了以下关键配置:

  • 翻译器lua_translator@latex_translator:这个latex_translator的脚本文档将在下文中介绍。
  • 翻译器lua_translator@latexHelp_translator:这个latexHelp_translator的脚本文档将在下文中介绍。

latex.dict.yaml

latex.dict.yamlLaTex输入方案的字典文档,在该文档中我们定义了一些词组和按键的映射关系,latex.dict.yaml文档中的内容如下👇:

# Rime dictionary
# mim: set ts=8 sw=8 noet:
# encoding: utf-8
#
# latex - Latex
#
# dyy <douyaoyuan@126.com>
#

---
name: latex
version: "0.1"
sort: by_weight #defaut:使用字典文档顺序;by_weight:使用权重进行排序
use_preset_vocabulary: false
...
#关于词表定义及词序权重的说明
#词表定义格式如下:
#输出项编码权重
#关于权重,数字大者,其在候选框内出现的位置则靠前,如果没有指定权重值,则以词表定时次序排序

#常用组合
$$\textcolor{blue}{解:}$$qev
$$\textcolor{blue}{证:}$$ygh

👆上述字典中的内容很少,关于latex输入方案中的候选词组,更多需要依靠lua_translator生成,这我们下文中会有介绍.

default.custom.yaml

上文中我们定义了新的输入方案 latex,我们需要在 default.custom.yaml 中的方案选单中配置该输入方案,以便我们可以选择使用latex输入方案。default.custom.yaml中的配置如下👇:

patch:
  ascii_composer/switch_key:
    Caps_Lock: commit_code  # 候选状态下,按 Caps_Lock 后编码上屏
    Control_L: noop  # 左 ctrl 键无使用效果
    Control_R: noop  # 右 ctrl 键无使用效果
    Eisu_toggle: clear  # 按 Esc 键,清除候选编码,退出候选框
    Shift_L: commit_code  # 候选状态下,按 左 Shift 后,编码上屏
    Shift_R: commit_code  # 候选状态下,按 右 Shift 后,编码上屏
  ascii_composer:
    good_old_caps_lock: true  # true 通过 caps lock 键切换入英文模式后,保持大写输入状态
  engine/filters:
    - simplifier  # 引入简体拼音输入法过滤器
    - uniquifier  # 过滤重复候选项,依赖 simplifier
  key_binder/bindings:
    - {accept: semicolon, send: 2, when: has_menu}  # 使用 ; 键选择第 2 候选词
    - {accept: apostrophe, send: 3, when: has_menu}  # 使用 . 键选择第 3 候选词
    - {accept: bracketleft, send: Page_Up, when: paging}  # 使用 PageUp 键向上翻页
    - {accept: bracketright, send: Page_Down, when: has_menu}  # 使用 PageDown 键向下翻页
  menu/page_size: 10  # 存在候选词选项时,每一页显示的候选词数量,最大是 10
  recognizer/patterns/punct: "^/([0-9]0?|[A-Za-z]+)$"  # 标点符号识别模式
  schema_list:
    - {schema: wubi_pinyin}# 五笔・拼音 输入方案
    - {schema: easy_en}# 英文输入方案
    - {schema: latex}# latex输入方案
    - {schema: pinyin}# 拼音输入
  switcher:
    abbreviate_options: true  # 功能选项显示为简写模式
    caption: "〔方案选单〕"  # 选项菜单的名字
    fold_options: true  # 功能选项折叠显示
    hotkeys: [F8]  # 使用 F8 键调出 方案选单

👆以上配置中,请注音观察schema_list节点下第三个schema的内容。

rime.lua

pinyin 输入方案中我们使用到了lua_translatorlua_filter,我们在rime.lua中增加一个translator翻译器和一个filter滤镜,rime.lua中的配置如下👇:

help_translator = require("help")
inputShow_translator = require("inputShow")
inputShow_Filter = require("inputShow_Filter")
Upper_Filter = require("Upper_Filter")
dic_4w_Filter = require("dic_4w_Filter")
phraseReplace_Filter = require("phraseReplace_Filter")
pinyinAdding_Filter = require("pinyinAdding_Filter")
dateTime_Filter = require("dateTime_filter")
dynamicPhrase_Filter = require("dynamicPhrase_Filter")
phraseExt_Filter = require("phraseExt_Filter")
phraseComment_Filter = require("phraseComment_Filter")
pinyin_translator = require("pinyin_translator")
pinyin_Filter = require("pinyin_Filter")
latexHelp_translator = require("latexHelp_translator")
latex_translator = require("latex_translator")

👆以上lua脚本中,注意观察最后两行内容。

💣注意:
以上所述default.custom.yamllatex.custom.yamllatex.schema.yamllatex.dict.yamlrime.lua 五个文档,应该位于 用户文件夹 下,如下👇:
20240113153723

latex_translator.lua

latex_translator.lua 是一个lua脚本,脚本实现了rime引擎的lua_translator翻译器接口;latex_translator.lua脚本实现了用户输入编码向latex词组翻译的功能。latex_translator.lua脚本内容如下👇:

--lua语言中的注释用“--” 
--声明全局变量

local colorName={"apricot",
"aquamarine",
"bittersweet",
"black",
"blue",
"bluegreen",
"blueviolet",
"brickred",
"brown",
"burntorange",
"cadetblue",
"carnationpink",
"cerulean",
"cornflowerblue",
"cyan",
"dandelion",
"darkorchid",
"emerald",
"forestgreen",
"fuchsia",
"goldenrod",
"gray",
"green",
"greenyellow",
"junglegreen",
"lavender",
"limegreen",
"magenta",
"mahogany",
"maroon",
"melon",
"midnightblue",
"mulberry",
"navyblue",
"olivegreen",
"orange",
"orangered",
"orchid",
"peach",
"periwinkle",
"pinegreen",
"plum",
"processblue",
"purple",
"rawsienna",
"red",
"redorange",
"redviolet",
"rhodamine",
"royalblue",
"royalpurple",
"rubinered",
"salmon",
"seagreen",
"sepia",
"skyblue",
"springgreen",
"tan",
"tealblue",
"thistle",
"turquoise",
"violet",
"violetred",
"white",
"wildstrawberry",
"yellow",
"yellowgreen",
"yelloworange"
}

local  xlNamesArry={
{"alph","alpha","Alpha"},
{"beta","beta","Beta"},
{"delt","delta","Delta","varDelta"},
{"epsi","varepsilon ","epsilon ","Epsilon"},
{"gamm","gamma","varGamma","Gamma","digamma"},
{"kapp","kappa","varkappa","Kappa"},
{"iota","iota","Iota"},
{"lamb","lambda","Lambda","varLambda"},
{"omeg","omega","Omega","varOmega"},
{"omic","omicron","Omicron"},
{"upsi","upsilon","Upsilon","varUpsilon"},
{"sigm","sigma","Sigma","varSigma","varsigma"},
{"thet","theta","vartheta","Theta","varTheta"},
{"zeta","zeta","Zeta"},
{"chi","chi","Chi"},
{"eta","eta","Eta"},
{"phi","varphi","phi","Phi","varPhi"},
{"psi","psi","Psi","varPsi"},
{"rho","rho","varrho","Rho"},
{"tau","tau","Tau"},
{"mu","mu","Mu"},
{"nu","nu","Nu"},
{"pi","pi","Pi","varPi","varpi"},
{"xi","xi","Xi","varXi"}
}

function translator(input, seg)
--声名局部变量
local debugFlg=false
local returnFlg=false
local matchFlg=false
local patterns=""
local pattern=""
local subpattern=""
local str=""
local subStr_0=""
local subStr_1=""
local keyW=""
local keyW_1=""
local keyW_2=""
local keyW_3=""
local keyW_u=""
local keyW_sub=""
local varW=""
local varW_1=""
local varW_2=""
local varW_3=""
local pos=0

--在候选词中使用 '\r' 或者 '\013' 可以输出换行效果
--在候选词中使用 '\t' 或者 '\009' 可以输出水平制表符
--如果候选词中出现 '\n' 或者 '\010' 输入法程序会卡死退出

if input == "test" and debugFlg then
--使用键值的方式,通过单引号表示这是一个字符,而不是 '\0' 转义
yield(Candidate("latex", seg.start, seg._end,"第一行"..'\013'.."第二行"..'\013'.."第三行", " "))
--使用字符的方式,以下两种均可
yield(Candidate("latex", seg.start, seg._end,"第一行"..'\r'.."第二行"..'\r'.."第三行", " "))
yield(Candidate("latex", seg.start, seg._end,"第一行\r第二行\r第三行", " "))

matchFlg=true
returnFlg=true
elseif input == "help" then
--help 作为特殊输入,不做latters翻译
returnFlg=true
end

if returnFlg then
return 0
end

--初始化标志位
returnFlg=false
matchFlg = false

--匹配颜色名称
patterns={"clr[a-z]+"}
for idx,pattern in ipairs(patterns) do
if string.match(input,pattern)~=nil then
str=string.match(input,"("..pattern..")")
keyW=string.sub(str,1,3)
varW=string.sub(str,4,string.len(str))

if debugFlg then
yield(Candidate("latex", seg.start, seg._end,"latexLetters: ".. pattern..", "..str, " "))
end

matchFlg=false
for cidx,cname in ipairs(colorName) do
if varW==cname then
--命名完全相符的
if matchFlg==false then
matchFlg=true
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, cname, 1), " "))
end
end

for cidx,cname in ipairs(colorName) do
if varW==string.sub(cname,1,string.len(varW)) then
--命名在起始位置的
if matchFlg==false then
matchFlg=true
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, cname, 1), " "))
end
end

for cidx,cname in ipairs(colorName) do
if string.find(cname,varW,2)~=nil then
--命名在中间位置的
if matchFlg==false then
matchFlg=true
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, cname, 1), " "))
end
end

if matchFlg then
returnFlg=true
break
end
end
end
if returnFlg then
return 0
end

--匹配带颜色的字符片段
patterns={"tc[a-z]+","box[a-z]+"} 
for idx,pattern in ipairs(patterns) do
if string.match(input,pattern)~=nil then
str=string.match(input,"("..pattern..")")
keyW=string.sub(str,1,2)
if keyW=="tc" then
varW=string.sub(str,3,string.len(str))
else
keyW=string.sub(str,1,3)
varW=string.sub(str,4,string.len(str))
end

if debugFlg then
yield(Candidate("latex", seg.start, seg._end,"latexLetters: ".. pattern..", "..str, " "))
end

matchFlg=false
for cidx,cname in ipairs(colorName) do
if varW==cname then
--命名完全相符的
if matchFlg==false then
matchFlg=true
end
if keyW=="tc" then
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, "\\textcolor{"..cname.."}{}", 1), " "))
elseif keyW=="box" then
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, "\\fcolorbox{"..cname.."}{white}{}", 1), " "))
end
end
end

for cidx,cname in ipairs(colorName) do
if varW==string.sub(cname,1,string.len(varW)) then
--命名在起始位置的
if matchFlg==false then
matchFlg=true
end
if keyW=="tc" then
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, "\\textcolor{"..cname.."}{}", 1), " "))
elseif keyW=="box" then
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, "\\fcolorbox{"..cname.."}{white}{}", 1), " "))
end
end
end

for cidx,cname in ipairs(colorName) do
if string.find(cname,varW,2)~=nil then
--命名在中间位置的
if matchFlg==false then
matchFlg=true
end
if keyW=="tc" then
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, "\\textcolor{"..cname.."}{}", 1), " "))
elseif keyW=="box" then
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, "\\fcolorbox{"..cname.."}{white}{}", 1), " "))
end
end
end

if matchFlg then
returnFlg=true
break
end
end
end
if returnFlg then
return 0
end

--4字符关键字匹配 之 反三角函数匹配
patterns={"asin","acos","acos","atan","acot"}
for pidx,pattern in ipairs(patterns) do
if(string.match(input,pattern)~=nil) then
if debugFlg then
yield(Candidate("latex", seg.start, seg._end,"latexLetters: 反三角函数匹配", " "))
end

if pattern=="acot" then
keyW = "{\\rm arccot}"
elseif pattern=="arccot" then
keyW = "{\\rm arccot}"
else
keyW = "\\"..string.sub(pattern,1,1).."rc"..string.sub(pattern,2)
end
local thisPattern=""

--匹配希腊字母参数
for xlidx,xlNames in ipairs(xlNamesArry) do
local nameKey=xlNames[1]
--生成xl字符名称
local names={}
for k,v in ipairs(xlNames) do
if k>1 then
table.insert(names,v)
end
end

if(string.match(input,pattern..".+_")~=nil) then
--匹配希腊字母带下标
thisPattern=pattern..nameKey.."_"
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
for i=1,8 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{n}}",1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{0}}",1), " "))
end
--标记过程状态
matchFlg=true
end
elseif(string.match(input,pattern..".+^")~=nil) then
--匹配希腊字母本身带上标
thisPattern=pattern..nameKey.."^"
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."^{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."^{n}}",1), " "))
end
--标记过程状态
matchFlg=true
end
else
--匹配希腊字母本身
thisPattern=pattern..nameKey
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{"..tostring(i).."}{\\"..name.."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{n}{\\"..name.."}",1), " "))
end
--标记过程状态
matchFlg=true
end
end
if matchFlg then
break
end
end
if matchFlg then
break
end

--匹配正常字母参数
thisPattern=pattern.."[a-zA-Z][_^]?"
if(string.match(input,thisPattern)~=nil) then
str=string.match(input,"("..thisPattern..")")
varW=string.sub(str,string.len(pattern)+1,string.len(pattern)+1)
varW_1=string.sub(str,string.len(str))

if varW_1=='_' then
--匹配正常字母参数,带下标
for i=1,8 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{n}}",1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{0}}",1), " "))

--标记过程状态
matchFlg=true
elseif varW_1=='^' then
--匹配正常字母参数,带上标
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."^{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."^{n}}",1), " "))
--标记过程状态
matchFlg=true
else
--匹配正常字母参数,无上下标
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{"..tostring(i).."}{"..varW.."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{n}{"..varW.."}",1), " "))
--标记过程状态
matchFlg=true
end
end
if matchFlg then
break
end

--匹配无参数
thisPattern=pattern
if(string.match(input,thisPattern)~=nil) then
str=string.match(input,"("..thisPattern..")")
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."()",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{"..tostring(i).."}()",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{n}()",1), " "))

--标记过程状态
matchFlg=true
end
if matchFlg then
returnFlg=true
break
end
end
end
if returnFlg then
return 0
end

--3字符关键字匹配 之 反双曲函数匹配
patterns={"ash","ach","ath"}
for pidx,pattern in ipairs(patterns) do
if(string.match(input,pattern)~=nil) then
if debugFlg then
yield(Candidate("latex", seg.start, seg._end,"latexLetters: 反双曲函数匹配", " "))
end

keyW = "{\\rm "..string.sub(pattern,1,1)..'r'..string.sub(pattern,2).."}"

local thisPattern=""

--匹配希腊字母参数
for xlidx,xlNames in ipairs(xlNamesArry) do
local nameKey=xlNames[1]
--生成xl字符名称
local names={}
for k,v in ipairs(xlNames) do
if k>1 then
table.insert(names,v)
end
end

if(string.match(input,pattern..".+_")~=nil) then
--匹配希腊字母带下标
thisPattern=pattern..nameKey.."_"
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
for i=1,8 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{n}}",1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{0}}",1), " "))
end
--标记过程状态
matchFlg=true
end
elseif(string.match(input,pattern..".+^")~=nil) then
--匹配希腊字母本身带上标
thisPattern=pattern..nameKey.."^"
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."^{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."^{n}}",1), " "))
end
--标记过程状态
matchFlg=true
end
else
--匹配希腊字母本身
thisPattern=pattern..nameKey
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{"..tostring(i).."}{\\"..name.."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{n}{\\"..name.."}",1), " "))
end
--标记过程状态
matchFlg=true
end
end
if matchFlg then
break
end
end
if matchFlg then
break
end

--匹配正常字母参数
thisPattern=pattern.."[a-zA-Z][_^]?"
if(string.match(input,thisPattern)~=nil) then
str=string.match(input,"("..thisPattern..")")
varW=string.sub(str,string.len(pattern)+1,string.len(pattern)+1)
varW_1=string.sub(str,string.len(str))

if varW_1=='_' then
--匹配正常字母参数,带下标
for i=1,8 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{n}}",1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{0}}",1), " "))

--标记过程状态
matchFlg=true
elseif varW_1=='^' then
--匹配正常字母参数,带上标
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."^{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."^{n}}",1), " "))
--标记过程状态
matchFlg=true
else
--匹配正常字母参数,不带上下标
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{"..tostring(i).."}{"..varW.."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{n}{"..varW.."}",1), " "))
--标记过程状态
matchFlg=true
end
end
if matchFlg then
break
end

--匹配无参数
thisPattern=pattern
if(string.match(input,thisPattern)~=nil) then
str=string.match(input,"("..thisPattern..")")
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."()",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{"..tostring(i).."}()",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{n}()",1), " "))

--标记过程状态
matchFlg=true
end
if matchFlg then
returnFlg=true
break
end
end
end
if returnFlg then
return 0
end

--5字符关键字匹配 之 双曲函数匹配
patterns={"sech","csch","sh","ch","th","cth"}
for pidx,pattern in ipairs(patterns) do
if(string.match(input,pattern)~=nil) then
if debugFlg then
yield(Candidate("latex", seg.start, seg._end,"latexLetters: 双曲三角函数匹配", " "))
end

if pattern=="sech" then
keyW = "{\\rm sech}"
elseif pattern=="csch" then
keyW = "{\\rm csch}"
elseif pattern=="sinh" then
keyW = "\\sh"
elseif pattern=="cosh" then
keyW = "\\ch"
elseif pattern=="tanh" then
keyW = "\\th"
elseif pattern=="coth" then
keyW = "\\cth"
else
keyW = "\\"..pattern
end
local thisPattern=""

--匹配希腊字母参数
for xlidx,xlNames in ipairs(xlNamesArry) do
local nameKey=xlNames[1]
--生成xl字符名称
local names={}
for k,v in ipairs(xlNames) do
if k>1 then
table.insert(names,v)
end
end

if(string.match(input,pattern..".+_")~=nil) then
--匹配希腊字母带下标
thisPattern=pattern..nameKey.."_"
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
for i=1,8 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{n}}",1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{0}}",1), " "))
end
--标记过程状态
matchFlg=true
end
elseif(string.match(input,pattern..".+^")~=nil) then
--匹配希腊字母本身带上标
thisPattern=pattern..nameKey.."^"
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."^{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."^{n}}",1), " "))
end
--标记过程状态
matchFlg=true
end
else
--匹配希腊字母本身
thisPattern=pattern..nameKey
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{"..tostring(i).."}{\\"..name.."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{n}{\\"..name.."}",1), " "))
end
--标记过程状态
matchFlg=true
end
end
if matchFlg then
break
end
end
if matchFlg then
break
end

--匹配正常字母参数
thisPattern=pattern.."[a-zA-Z][_^]?"
if(string.match(input,thisPattern)~=nil) then
str=string.match(input,"("..thisPattern..")")
varW=string.sub(str,string.len(pattern)+1,string.len(pattern)+1)
varW_1=string.sub(str,string.len(str))

if varW_1=='_' then
--匹配正常字母参数,带下标
for i=1,8 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{n}}",1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{0}}",1), " "))

--标记过程状态
matchFlg=true
elseif varW_1=='^' then
--匹配正常字母参数,带上标
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."^{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."^{n}}",1), " "))
--标记过程状态
matchFlg=true
else
--匹配正常字母参数,不带上下标
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{"..tostring(i).."}{"..varW.."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{n}{"..varW.."}",1), " "))
--标记过程状态
matchFlg=true
end
end
if matchFlg then
break
end

--匹配无参数
thisPattern=pattern
if(string.match(input,thisPattern)~=nil) then
str=string.match(input,"("..thisPattern..")")
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."()",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{"..tostring(i).."}()",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{n}()",1), " "))

--标记过程状态
matchFlg=true
end
if matchFlg then
returnFlg=true
break
end
end
end
if returnFlg then
return 0
end

--4+字符关键字匹配 之 微商匹配
patterns={"d[a-zA-Z]+d[a-zA-Z]+_?"}
for pidx,pattern in ipairs(patterns) do
if(string.match(input,pattern)~=nil) then
if debugFlg then
yield(Candidate("latex", seg.start, seg._end,"latexLetters: 微商匹配", " "))
end

local thisPattern=""

--匹配希腊字母因变量
for bidx,yNames in ipairs(xlNamesArry) do
local yNameKey=yNames[1]
if(string.match(input,"d"..yNameKey.."d[a-zA-Z]+_?")~=nil) then
--生成xl字符名称
local yNameNames={}
for k,v in ipairs(yNames) do
if k>1 then
table.insert(yNameNames,v)
end
end

--匹配希腊字母自变量
for xidx,xNames in ipairs(xlNamesArry) do
local xNameKey=xNames[1]
--生成xl字符名称
local xNameNames={}
for k,v in ipairs(xNames) do
if k>1 then
table.insert(xNameNames,v)
end
end

--带下标场景
thisPattern="d"..yNameKey.."d"..xNameKey.."_"
if(string.match(input,thisPattern)~=nil) then
--dpsidphi_类的输入
for fk,fn in ipairs(yNameNames) do
for xk,xn in ipairs(xNameNames) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\left.\\cfrac{d\\"..fn.."}{d\\"..xn.."}\\right|_{\\"..xn.."=0}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\left.\\cfrac{d^{"..tostring(i).."}\\"..fn.."}{d\\"..xn.."^{"..tostring(i).."}}\\right|_{\\"..xn.."=0}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\left.\\cfrac{d^{n}\\"..fn.."}{d\\"..xn.."^{n}}\\right|_{\\"..xn.."=0}",1), " "))
end
end
--标记过程状态
matchFlg=true
end
if matchFlg then
break
end

--不带下标场景
thisPattern="d"..yNameKey.."d"..xNameKey
if(string.match(input,thisPattern)~=nil) then
--dpsidphi_类的输入
for fk,fn in ipairs(yNameNames) do
for xk,xn in ipairs(xNameNames) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\frac{d\\"..fn.."}{d\\"..xn.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\frac{d^{"..tostring(i).."}\\"..fn.."}{d\\"..xn.."^{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\frac{d^{n}\\"..fn.."}{d\\"..xn.."^{n}}",1), " "))
end
end
--标记过程状态
matchFlg=true
end
if matchFlg then
break
end
end
if matchFlg then
break
end

--匹配单字母自变量
--带下标场景
thisPattern="d"..yNameKey.."d[a-zA-Z]_"
if(string.match(input,thisPattern)~=nil) then
--dpsidx_类的输入
str=string.match(input,"("..thisPattern..")")
varW=string.sub(str,string.len(str)-1,string.len(str)-1)

for fk,fn in ipairs(yNameNames) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\left.\\cfrac{d\\"..fn.."}{d"..varW.."}\\right|_{"..varW.."=0}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\left.\\cfrac{d^{"..tostring(i).."}\\"..fn.."}{d"..varW.."^{"..tostring(i).."}}\\right|_{"..varW.."=0}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\left.\\cfrac{d^{n}\\"..fn.."}{d"..varW.."^{n}}\\right|_{"..varW.."=0}",1), " "))
end
--标记过程状态
matchFlg=true
end
if matchFlg then
break
end

--不带下标场景
thisPattern="d"..yNameKey.."d[a-zA-Z]"
if(string.match(input,thisPattern)~=nil) then
--dpsidx_类的输入
str=string.match(input,"("..thisPattern..")")
varW=string.sub(str,string.len(str))

for fk,fn in ipairs(yNameNames) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\cfrac{d\\"..fn.."}{d"..varW.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\cfrac{d^{"..tostring(i).."}\\"..fn.."}{d"..varW.."^{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\cfrac{d^{n}\\"..fn.."}{d"..varW.."^{n}}",1), " "))
end
--标记过程状态
matchFlg=true
end
if matchFlg then
break
end
end
end
if matchFlg then
returnFlg=true
break
end

--匹配单字母因变量,匹配希腊字母自变量
for xidx,xNames in ipairs(xlNamesArry) do
local xNameKey=xNames[1]
--生成xl字符名称
local xNameNames={}
for k,v in ipairs(xNames) do
if k>1 then
table.insert(xNameNames,v)
end
end

--带下标场景
thisPattern="d[a-zA-Z]d"..xNameKey.."_"
if(string.match(input,thisPattern)~=nil) then
--dpsidx_类的输入
str=string.match(input,"("..thisPattern..")")
varW_1=string.sub(str,2,2)

for xk,xn in ipairs(xNameNames) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\left.\\cfrac{d"..varW_1.."}{d\\"..xn.."}\\right|_{\\"..xn.."=0}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\left.\\cfrac{d^{"..tostring(i).."}"..varW_1.."}{d\\"..xn.."^{"..tostring(i).."}}\\right|_{\\"..xn.."=0}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\left.\\cfrac{d^{n}"..varW_1.."}{d\\"..xn.."^{n}}\\right|_{\\"..xn.."=0}",1), " "))
end
--标记过程状态
matchFlg=true
end
if matchFlg then
break
end

--不带下标场景
thisPattern="d[a-zA-Z]d"..xNameKey
if(string.match(input,thisPattern)~=nil) then
--dpsidx_类的输入
str=string.match(input,"("..thisPattern..")")
varW_1=string.sub(str,2,2)

for xk,xn in ipairs(xNameNames) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\cfrac{d"..varW_1.."}{d\\"..xn.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\cfrac{d^{"..tostring(i).."}"..varW_1.."}{d\\"..xn.."^{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\cfrac{d^{n}"..varW_1.."}{d\\"..xn.."^{n}}",1), " "))
end
--标记过程状态
matchFlg=true
end
if matchFlg then
break
end
end
if matchFlg then
returnFlg=true
break
end

--匹配单字母因变量,匹配单字母自变量,带下标场景
thisPattern="d[a-zA-Z]d[a-zA-Z]_"
if(string.match(input,thisPattern)~=nil) then
--dydx_类的输入
str=string.match(input,"("..thisPattern..")")
varW_1=string.sub(str,2,2)
varW_2=string.sub(str,4,4)

yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\left.\\cfrac{d"..varW_1.."}{d"..varW_2.."}\\right|_{"..varW_2.."=0}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\left.\\cfrac{d^{"..tostring(i).."}"..varW_1.."}{d"..varW_2.."^{"..tostring(i).."}}\\right|_{"..varW_2.."=0}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\left.\\cfrac{d^{n}"..varW_1.."}{d"..varW_2.."^{n}}\\right|_{"..varW_2.."=0}",1), " "))

--标记过程状态
matchFlg=true
end
if matchFlg then
returnFlg=true
break
end

--匹配单字母因变量,匹配单字母自变量,不带下标场景
thisPattern="d[a-zA-Z]d[a-zA-Z]"
if(string.match(input,thisPattern)~=nil) then
--dydx类的输入
str=string.match(input,"("..thisPattern..")")
varW_1=string.sub(str,2,2)
varW_2=string.sub(str,4,4)

yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\cfrac{d"..varW_1.."}{d"..varW_2.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\cfrac{d^{"..tostring(i).."}"..varW_1.."}{d"..varW_2.."^{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\cfrac{d^{n}"..varW_1.."}{d"..varW_2.."^{n}}",1), " "))

--标记过程状态
matchFlg=true
end
if matchFlg then
returnFlg=true
break
end
end
end
if returnFlg then
return 0
end

--4字符关键字,latex专用组合
patterns={"[a-zA-Z][a-zA-Z][a-zA-Z][a-zA-Z]"}
for pos=1,string.len(input) do
matchFlg=false
for idx,pattern in ipairs(patterns) do
if string.match(input,pattern,pos)~=nil then
str=string.match(input,"("..pattern..")",pos)
if pos==1 then
subStr_0=""
else
subStr_0=string.sub(input,1,pos-1)
end
subStr_1=string.sub(input,pos,string.len(input))

if debugFlg then
yield(Candidate("latex", seg.start, seg._end,"latexLetters: latex专用组合,4字符", " "))
end

if str=="alig" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\begin{aligned}\r  \\end{aligned}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\begin{equation}\\begin{aligned}\r    \\end{aligned}\\end{equation}", 1), " "))
matchFlg=true
elseif str=="appr" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\approx ", 1), " "))
matchFlg=true
elseif str=="arra" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\begin{array}{rl} ab & c \\\\ b & cd \\end{array}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\begin{array}{cc} ab & c \\\\ b & cd \\end{array}", 1), " "))
matchFlg=true
elseif str=="beca" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\because ", 1), " "))
matchFlg=true
elseif str=="canc" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\cancel{}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\xcancel{}", 1), " "))
matchFlg=true
elseif str=="case" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\begin{cases}\r ?&=? \\\\ \r\\end{cases}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "x=\\begin{cases}\r ?=? &\\text{if} ? \\\\ \r\\end{cases}", 1), " "))
matchFlg=true
elseif str=="disp" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\displaystyle", 1), " "))
matchFlg=true
elseif str=="exis" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\exist ", 1), " "))
matchFlg=true
elseif str=="fora" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\forall ", 1), " "))
matchFlg=true
elseif str=="frac" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\frac{}{}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\cfrac{}{}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\dfrac{}{}", 1), " "))
matchFlg=true
elseif str=="grou" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\overgroup{}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\undergroup{}", 1), " "))
matchFlg=true
elseif str=="idxx" then
for i=1,10 do
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "式("..tostring(i)..")", 1), " "))
end
matchFlg=true
elseif str=="infi" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\infin", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "-\\infin", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "+\\infin", 1), " "))
matchFlg=true
elseif str=="line" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\overline{}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\underline{}", 1), " "))
matchFlg=true
elseif str=="matr" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\begin{matrix}\r a & b \\\\\r c & d \r\\end{matrix}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\begin{bmatrix}\r a & b \\\\\r c & d \r\\end{bmatrix}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\begin{pmatrix}\r a & b \\\\\r c & d \r\\end{pmatrix}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\begin{vmatrix}\r a & b \\\\\r c & d \r\\end{vmatrix}", 1), " "))
matchFlg=true
elseif str=="nexi" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\nexists ", 1), " "))
matchFlg=true
elseif str=="prod" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\prod_{}^{n}{}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\displaystyle\\prod_{}^{n}{}", 1), " "))
matchFlg=true
elseif str=="suba" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\begin{subarray}{c} ab \\\\ c \\end{subarray}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\begin{subarray}{l} ab \\\\ c \\end{subarray}", 1), " "))
matchFlg=true
elseif str=="subs" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\substack{ab\\\\c}", 1), " "))
matchFlg=true
elseif str=="sout" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\sout{}", 1), " "))
matchFlg=true
elseif str=="tria" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\triangleq ", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\vartriangle ", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\vartriangleleft ", 1), " "))
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\vartriangleright ", 1), " "))
matchFlg=true
elseif str=="ther" then
yield(Candidate("latex", seg.start, seg._end, subStr_0..string.gsub (subStr_1, pattern, "\\therefore ", 1), " "))
matchFlg=true
end
end
if matchFlg then
break
end
end
if matchFlg then
returnFlg=true
break
end
end
if returnFlg then
return 0
end

--3+字符关键字匹配 之 log匹配
patterns={"log[a-zA-Z]*_?"}
for pidx,pattern in ipairs(patterns) do
if(string.match(input,pattern)~=nil) then
if debugFlg then
yield(Candidate("latex", seg.start, seg._end,"latexLetters: log匹配", " "))
end

local thisPattern=""

--匹配希腊字母底
for bidx,bNames in ipairs(xlNamesArry) do
local bNameKey=bNames[1]
if(string.match(input,"log"..bNameKey.."[a-zA-Z]*_?")~=nil) then
--生成xl字符名称
local bNameNames={}
for k,v in ipairs(bNames) do
if k>1 then
table.insert(bNameNames,v)
end
end

--匹配希腊字母自变量
for xidx,xNames in ipairs(xlNamesArry) do
local xNameKey=xNames[1]
--生成xl字符名称
local xNameNames={}
for k,v in ipairs(xNames) do
if k>1 then
table.insert(xNameNames,v)
end
end

--带下标场景
thisPattern="log"..bNameKey..xNameKey.."_"
if(string.match(input,thisPattern)~=nil) then
--logpsiphi_类的输入
for bk,bn in ipairs(bNameNames) do
for xk,xn in ipairs(xNameNames) do
for i=1,8 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}\\"..xn.."_{"..tostring(i).."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}\\"..xn.."_{n}",1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}\\"..xn.."_{0}",1), " "))
end
end
--标记过程状态
matchFlg=true
end
if matchFlg then
break
end

--带上标场景
thisPattern="log"..bNameKey..xNameKey.."^"
if(string.match(input,thisPattern)~=nil) then
--logpsiphi^类的输入
for bk,bn in ipairs(bNameNames) do
for xk,xn in ipairs(xNameNames) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}\\"..xn.." ",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}\\"..xn.."^{"..tostring(i).."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}\\"..xn.."^{n}",1), " "))
end
end
--标记过程状态
matchFlg=true
end
if matchFlg then
break
end

--不带上下标场景
thisPattern="log"..bNameKey..xNameKey
if(string.match(input,thisPattern)~=nil) then
--logpsiphi类的输入
for bk,bn in ipairs(bNameNames) do
for xk,xn in ipairs(xNameNames) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}\\"..xn.." ",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}^{"..tostring(i).."}\\"..xn.." ",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}^{n}\\"..xn.." ",1), " "))
end
end
--标记过程状态
matchFlg=true
end
if matchFlg then
break
end
end
if matchFlg then
break
end

--匹配单字母自变量,带下标场景
thisPattern="log"..bNameKey.."[a-zA-Z]_"
if(string.match(input,thisPattern)~=nil) then
--logpsia_类的输入
str=string.match(input,"("..thisPattern..")")
varW=string.sub(str,string.len(str)-1,string.len(str)-1)

for bk,bn in ipairs(bNameNames) do
for i=1,8 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}"..varW.."_{"..tostring(i).."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}"..varW.."_{n}",1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}"..varW.."_{0}",1), " "))
end
--标记过程状态
matchFlg=true
end
if matchFlg then
break
end

--匹配单字母自变量,带上标场景
thisPattern="log"..bNameKey.."[a-zA-Z]^"
if(string.match(input,thisPattern)~=nil) then
--logpsia^类的输入
str=string.match(input,"("..thisPattern..")")
varW=string.sub(str,string.len(str)-1,string.len(str)-1)

for bk,bn in ipairs(bNameNames) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}"..varW.." ",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}"..varW.."^{"..tostring(i).."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}"..varW.."^{n}",1), " "))
end
--标记过程状态
matchFlg=true
end
if matchFlg then
break
end

--匹配单字母自变量,不带上下标场景
thisPattern="log"..bNameKey.."[a-zA-Z]"
if(string.match(input,thisPattern)~=nil) then
--logpsia类的输入
str=string.match(input,"("..thisPattern..")")
varW=string.sub(str,string.len(str),string.len(str))

for bk,bn in ipairs(bNameNames) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}"..varW.." ",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}^{"..tostring(i).."}"..varW.." ",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}^{n}"..varW.." ",1), " "))
end
--标记过程状态
matchFlg=true
end
if matchFlg then
break
end

--匹配单字母自变量,不带参数场景
thisPattern="log"..bNameKey
if(string.match(input,thisPattern)~=nil) then
--logpsi类的输入
for bk,bn in ipairs(bNameNames) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}()",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}^{"..tostring(i).."}()",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{\\"..bn.."}^{n}()",1), " "))
end
--标记过程状态
matchFlg=true
end
if matchFlg then
break
end
end
end
if matchFlg then
returnFlg=true
break
end

--匹配单字母底,匹配希腊字母自变量
for xidx,xNames in ipairs(xlNamesArry) do
local xNameKey=xNames[1]
--生成xl字符名称
local xNameNames={}
for k,v in ipairs(xNames) do
if k>1 then
table.insert(xNameNames,v)
end
end

--带下标场景
thisPattern="log[a-zA-Z]"..xNameKey.."_"
if(string.match(input,thisPattern)~=nil) then
--logapsi_类的输入
str=string.match(input,"("..thisPattern..")")
varW_1=string.sub(str,4,4)

for xk,xn in ipairs(xNameNames) do
for i=1,8 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}\\"..xn.."_{"..tostring(i).."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}\\"..xn.."_{n}",1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}\\"..xn.."_{0}",1), " "))
end

--标记过程状态
matchFlg=true
end
if matchFlg then
break
end

--带上标场景
thisPattern="log[a-zA-Z]"..xNameKey.."^"
if(string.match(input,thisPattern)~=nil) then
--logapsi^类的输入
str=string.match(input,"("..thisPattern..")")
varW_1=string.sub(str,4,4)

for xk,xn in ipairs(xNameNames) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}\\"..xn.." ",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}\\"..xn.."^{"..tostring(i).."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}\\"..xn.."^{n}",1), " "))
end

--标记过程状态
matchFlg=true
end
if matchFlg then
break
end

--不带上下标场景
thisPattern="log[a-zA-Z]"..xNameKey
if(string.match(input,thisPattern)~=nil) then
--logapsi类的输入
str=string.match(input,"("..thisPattern..")")
varW_1=string.sub(str,4,4)

for xk,xn in ipairs(xNameNames) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}\\"..xn.." ",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}^{"..tostring(i).."}\\"..xn.." ",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}^{n}\\"..xn.." ",1), " "))
end

--标记过程状态
matchFlg=true
end
if matchFlg then
break
end
end
if matchFlg then
returnFlg=true
break
end

--匹配单字底,匹配单字母自变量,带下标场景
thisPattern="log[a-zA-Z][a-zA-Z]_"
if(string.match(input,thisPattern)~=nil) then
--logab_类的输入
str=string.match(input,"("..thisPattern..")")
varW_1=string.sub(str,4,4)
varW_2=string.sub(str,5,5)

for i=1,8 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}"..varW_2.."_{"..tostring(i).."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}"..varW_2.."_{n}",1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}"..varW_2.."_{0}",1), " "))

--标记过程状态
matchFlg=true
end
if matchFlg then
returnFlg=true
break
end

--匹配单字底,匹配单字母自变量,带上标场景
thisPattern="log[a-zA-Z][a-zA-Z]^"
if(string.match(input,thisPattern)~=nil) then
--logab_类的输入
str=string.match(input,"("..thisPattern..")")
varW_1=string.sub(str,4,4)
varW_2=string.sub(str,5,5)

yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}"..varW_2.." ",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}"..varW_2.."^{"..tostring(i).."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}"..varW_2.."^{n}",1), " "))

--标记过程状态
matchFlg=true
end
if matchFlg then
returnFlg=true
break
end

--匹配单字底,匹配单字母自变量,不带上下标场景
thisPattern="log[a-zA-Z][a-zA-Z]"
if(string.match(input,thisPattern)~=nil) then
--logab_类的输入
str=string.match(input,"("..thisPattern..")")
varW_1=string.sub(str,4,4)
varW_2=string.sub(str,5,5)

yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}"..varW_2.." ",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}^{"..tostring(i).."}"..varW_2.." ",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}^{n}"..varW_2.." ",1), " "))

--标记过程状态
matchFlg=true
end
if matchFlg then
returnFlg=true
break
end

--匹配单字母自变量,不带参数场景
thisPattern="log[a-zA-Z]"
if(string.match(input,thisPattern)~=nil) then
--loga类的输入
str=string.match(input,"("..thisPattern..")")
varW_1=string.sub(str,4,4)

yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}()",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}^{"..tostring(i).."}()",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{"..varW_1.."}^{n}()",1), " "))

--标记过程状态
matchFlg=true
end
if matchFlg then
returnFlg=true
break
end

--匹配无底无参数场景
thisPattern="log"
if(string.match(input,thisPattern)~=nil) then
--log类的输入
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{?}()",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{?}^{"..tostring(i).."}()",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\log_{?}^{n}()",1), " "))

--标记过程状态
matchFlg=true
end

returnFlg = matchFlg

if returnFlg then
break
end
end
end
if returnFlg then
return 0
end

--3+字符关键字
patterns={"lim[a-zA-Z]+"}
for idx,pattern in ipairs(patterns) do
if string.match(input,pattern)~=nil then
str=string.match(input,"("..pattern..")")
keyW=string.sub(str,1,3)
varW=string.sub(str,4,4)

if debugFlg then
yield(Candidate("latex", seg.start, seg._end,"latexLetters: ".. pattern..", "..str, " "))
end

if keyW=="lim" then

local thisPattern=""

--匹配希腊字母参数
for xlidx,xlNames in ipairs(xlNamesArry) do
local nameKey=xlNames[1]
--生成xl字符名称
local names={}
for k,v in ipairs(xlNames) do
if k>1 then
table.insert(names,v)
end
end

if(string.match(input,pattern..".+_")~=nil) then
--匹配希腊字母带下标
thisPattern=keyW..nameKey.."_"
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."\\to0}{}", 1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."_{"..tostring(i).."}".."\\to0}{}", 1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."_{n}\\to0}{}", 1), " "))

yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."\\to\\infin}{}", 1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."_{"..tostring(i).."}".."\\to\\infin}{}", 1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."_{n}\\to\\infin}{}", 1), " "))

yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."\\to-\\infin}{}", 1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."_{"..tostring(i).."}".."\\to-\\infin}{}", 1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."_{n}\\to-\\infin}{}", 1), " "))
end
--标记过程状态
matchFlg=true
end
elseif(string.match(input,pattern..".+^")~=nil) then
--匹配希腊字母本身带上标
thisPattern=keyW..nameKey.."^"
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."\\to0}{}", 1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."^{"..tostring(i).."}".."\\to0}{}", 1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."^{n}\\to0}{}", 1), " "))

yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."\\to\\infin}{}", 1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."^{"..tostring(i).."}".."\\to\\infin}{}", 1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."^{n}\\to\\infin}{}", 1), " "))

yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."\\to-\\infin}{}", 1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."^{"..tostring(i).."}".."\\to-\\infin}{}", 1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."^{n}\\to-\\infin}{}", 1), " "))
end
--标记过程状态
matchFlg=true
end
else
--匹配希腊字母本身
thisPattern=keyW..nameKey
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."\\to0}{}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."\\to\\infin}{}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{\\"..name.."\\to-\\infin}{}", 1), " "))
end
--标记过程状态
matchFlg=true
end
end
if matchFlg then
break
end
end
if matchFlg then
break
end

--匹配正常字母参数
thisPattern=keyW.."[a-zA-Z][_^]?"
if(string.match(input,thisPattern)~=nil) then
str=string.match(input,"("..thisPattern..")")
varW=string.sub(str,string.len(keyW)+1,string.len(keyW)+1)
varW_1=string.sub(str,string.len(str))

if varW_1=='_' then
--匹配正常字母参数,带下标
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."\\to0}{}", 1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."_{"..tostring(i).."}".."\\to0}{}", 1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."_{n}\\to0}{}", 1), " "))

yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."\\to\\infin}{}", 1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."_{"..tostring(i).."}".."\\to\\infin}{}", 1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."_{n}\\to\\infin}{}", 1), " "))

yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."\\to-\\infin}{}", 1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."_{"..tostring(i).."}".."\\to-\\infin}{}", 1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."_{n}\\to-\\infin}{}", 1), " "))

--标记过程状态
matchFlg=true
elseif varW_1=='^' then
--匹配正常字母参数,带上标
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."\\to0}{}", 1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."^{"..tostring(i).."}".."\\to0}{}", 1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."^{n}\\to0}{}", 1), " "))

yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."\\to\\infin}{}", 1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."^{"..tostring(i).."}".."\\to\\infin}{}", 1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."^{n}\\to\\infin}{}", 1), " "))

yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."\\to-\\infin}{}", 1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."^{"..tostring(i).."}".."\\to-\\infin}{}", 1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."^{n}\\to-\\infin}{}", 1), " "))

--标记过程状态
matchFlg=true
else
--匹配正常字母参数,不带上下标
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."\\to0}{}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."\\to\\infin}{}", 1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, "\\displaystyle\\"..keyW.."_{"..varW.."\\to-\\infin}{}", 1), " "))

--标记过程状态
matchFlg=true
end
end
if matchFlg then
break
end
end

returnFlg=matchFlg

if returnFlg then
break
end
end
end
if returnFlg then
return 0
end

--3+字符关键字,匹配点
patterns={"dot[-\\_]?"}
for idx,pattern in ipairs(patterns) do
if string.match(input,pattern)~=nil then
str=string.match(input,"("..pattern..")")
if string.len(str)==4 then
varW=string.sub(str,4,4)
else
varW=""
end

if debugFlg then
yield(Candidate("latex", seg.start, seg._end,"latexLetters: ".. pattern..", "..str, " "))
end

matchFlg=false
if varW=='-' then
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, "\\cdots ", 1), " "))
matchFlg=true
elseif varW=='_' then
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, "\\ldots ", 1), " "))
matchFlg=true
elseif varW=='|' then
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, "\\vdots ", 1), " "))
matchFlg=true
elseif varW=='\\' then
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, "\\ddots ", 1), " "))
matchFlg=true
else
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, "\\sdot ", 1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, pattern, "\\dots ", 1), " "))
matchFlg=true
end

if matchFlg then
returnFlg=true
break
end
end
end
if returnFlg then
return 0
end

--3+字符关键字匹配 之 三角函数匹配
patterns={"sin","cos","tan","cot","sec","csc"}
for pidx,pattern in ipairs(patterns) do
if(string.match(input,pattern)~=nil) then
if debugFlg then
yield(Candidate("latex", seg.start, seg._end,"latexLetters: 三角函数匹配", " "))
end

keyW="\\"..pattern
local thisPattern=""

--匹配希腊字母参数
for xlidx,xlNames in ipairs(xlNamesArry) do
local nameKey=xlNames[1]
--生成xl字符名称
local names={}
for k,v in ipairs(xlNames) do
if k>1 then
table.insert(names,v)
end
end

if(string.match(input,pattern..".+_")~=nil) then
--匹配希腊字母带下标
thisPattern=pattern..nameKey.."_"
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
for i=1,8 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{n}}",1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{0}}",1), " "))
end
--标记过程状态
matchFlg=true
end
elseif(string.match(input,pattern..".+^")~=nil) then
--匹配希腊字母本身带上标
thisPattern=pattern..nameKey.."^"
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."^{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."^{n}}",1), " "))
end
--标记过程状态
matchFlg=true
end
else
--匹配希腊字母本身
thisPattern=pattern..nameKey
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{"..tostring(i).."}{\\"..name.."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{n}{\\"..name.."}",1), " "))
end
--标记过程状态
matchFlg=true
end
end
if matchFlg then
break
end
end
if matchFlg then
break
end

--匹配正常字母参数
thisPattern=pattern.."[a-zA-Z][_^]?"
if(string.match(input,thisPattern)~=nil) then
str=string.match(input,"("..thisPattern..")")
varW=string.sub(str,string.len(pattern)+1,string.len(pattern)+1)
varW_1=string.sub(str,string.len(str))

if varW_1=='_' then
--匹配正常字母参数,带下标
for i=1,8 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{n}}",1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{0}}",1), " "))

--标记过程状态
matchFlg=true
elseif varW_1=='^' then
--匹配正常字母参数,带上标
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."^{"..tostring(i).."}}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."^{n}}",1), " "))
--标记过程状态
matchFlg=true
else
--匹配正常字母参数,不带上下标
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."}",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{"..tostring(i).."}{"..varW.."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{n}{"..varW.."}",1), " "))
--标记过程状态
matchFlg=true
end
end
if matchFlg then
break
end

--匹配无参数
thisPattern=pattern
if(string.match(input,thisPattern)~=nil) then
str=string.match(input,"("..thisPattern..")")
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."()",1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{"..tostring(i).."}()",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."^{n}()",1), " "))

--标记过程状态
matchFlg=true
end
if matchFlg then
returnFlg=true
break
end
end
end
if returnFlg then
return 0
end

--3+字符关键字匹配 之 abs操作符匹配
patterns={"abs"}
for pidx,pattern in ipairs(patterns) do
if(string.match(input,pattern)~=nil) then
if debugFlg then
yield(Candidate("latex", seg.start, seg._end,"latexLetters: abs 操作符匹配", " "))
end

keyW="\\left|"
keyWEnd="\\right|"
local thisPattern=""

--匹配希腊字母参数
for xlidx,xlNames in ipairs(xlNamesArry) do
local nameKey=xlNames[1]
--生成xl字符名称
local names={}
for k,v in ipairs(xlNames) do
if k>1 then
table.insert(names,v)
end
end

if(string.match(input,pattern..".+_")~=nil) then
--匹配希腊字母带下标
thisPattern=pattern..nameKey.."_"
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
for i=1,8 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{"..tostring(i).."}}"..keyWEnd,1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{n}}"..keyWEnd,1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."_{0}}"..keyWEnd,1), " "))
end
--标记过程状态
matchFlg=true
end
elseif(string.match(input,pattern..".+^")~=nil) then
--匹配希腊字母本身带上标
thisPattern=pattern..nameKey.."^"
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."}"..keyWEnd,1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."}"..keyWEnd.."^{"..tostring(i).."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."}"..keyWEnd.."^{n}",1), " "))
end
--标记过程状态
matchFlg=true
end
else
--匹配希腊字母本身
thisPattern=pattern..nameKey
if(string.match(input,thisPattern)~=nil) then
--生成候选词
for k,name in ipairs(names) do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."}"..keyWEnd,1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."}"..keyWEnd.."^{"..tostring(i).."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{\\"..name.."}"..keyWEnd.."^{n}",1), " "))
end
--标记过程状态
matchFlg=true
end
end
if matchFlg then
break
end
end
if matchFlg then
break
end

--匹配正常字母参数
thisPattern=pattern.."[a-zA-Z][_^]?"
if(string.match(input,thisPattern)~=nil) then
str=string.match(input,"("..thisPattern..")")
varW=string.sub(str,string.len(pattern)+1,string.len(pattern)+1)
varW_1=string.sub(str,string.len(str))

if varW_1=='_' then
--匹配正常字母参数,带下标
for i=1,8 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{"..tostring(i).."}}"..keyWEnd,1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{n}}"..keyWEnd,1), " "))
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."_{0}}"..keyWEnd,1), " "))

--标记过程状态
matchFlg=true
elseif varW_1=='^' then
--匹配正常字母参数,带上标
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."}"..keyWEnd,1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."^{"..tostring(i).."}}"..keyWEnd,1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."^{n}}"..keyWEnd,1), " "))

--标记过程状态
matchFlg=true
else
--匹配正常字母参数,不带上下标
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."}"..keyWEnd,1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."}"..keyWEnd.."^{"..tostring(i).."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{"..varW.."}"..keyWEnd.."^{n}",1), " "))

--标记过程状态
matchFlg=true
end
end
if matchFlg then
break
end

--匹配无参数
thisPattern=pattern
if(string.match(input,thisPattern)~=nil) then
str=string.match(input,"("..thisPattern..")")

yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{?}"..keyWEnd,1), " "))
for i=2,9 do
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{?}"..keyWEnd.."^{"..tostring(i).."}",1), " "))
end
yield(Candidate("latex", seg.start, seg._end, string.gsub (input, thisPattern, keyW.."{?}"..keyWEnd.."^{n}",1), " "))

--标记过程状态
matchFlg=true
end
if matchFlg then
returnFlg=true
break
end
end
end
if returnFlg then
return 0
end

...由于博文限制字符数量,无法粘贴完整代码,请下载脚本文档或者在gitHug中查阅

以上 latex_translator.lua 脚本比较长,但这也仅实现了小部分的latex功能,后续慢慢再完善。

latexHelp_translator.lua

latexHelp_translator.lua是一个lua脚本定义的lua_translator翻译器。latexHelp_translator.lua所实现的功能比较简单,即在用户输入 help 字符时,将与latex输入方案有关的提示信息以候选词组的方式展示出来。latexHelp_translator.lua脚本的内容如下👇:

--lua语言中的注释用“--” 
function translator(input, seg)
if (input == "help") then
yield(Candidate("help", seg.start, seg._end, "三角函数-->sin|cos|tan|cot|sec|csc", " "))
yield(Candidate("help", seg.start, seg._end, "反三角函数-->asin|acos|atan|acot", " "))
yield(Candidate("help", seg.start, seg._end, "双曲函数-->sh|ch|th|cth|sech|csch", " "))
yield(Candidate("help", seg.start, seg._end, "反双曲函数-->ash|ach|ath", " "))
yield(Candidate("help", seg.start, seg._end, "微分-->d?d?_", " "))
yield(Candidate("help", seg.start, seg._end, "积分-->intc|int", " "))
yield(Candidate("help", seg.start, seg._end, "对数-->log|lg|ln", " "))
yield(Candidate("help", seg.start, seg._end, "极限-->lim", " "))
yield(Candidate("help", seg.start, seg._end, "开方-->sqr", " "))
yield(Candidate("help", seg.start, seg._end, "上标-->?^", " "))
yield(Candidate("help", seg.start, seg._end, "下标-->?_", " "))
yield(Candidate("help", seg.start, seg._end, "线-->bar", " "))
yield(Candidate("help", seg.start, seg._end, "点-->dot", " "))
yield(Candidate("help", seg.start, seg._end, "临域-->mr", " "))
yield(Candidate("help", seg.start, seg._end, "R-->?n?", " "))
yield(Candidate("help", seg.start, seg._end, "颜色名称-->clr", " "))
yield(Candidate("help", seg.start, seg._end, "颜色文本-->tc|box", " "))
yield(Candidate("help", seg.start, seg._end, "特殊字符4-->alig|appr|arra|beca|canc|case|disp|doll|exis|fora|frac|grou|idxx|infi|line|matr|nexi|prod|suba|subs|sout|tria|ther", " "))
yield(Candidate("help", seg.start, seg._end, "特殊字符3-->big|gox|cap|cup|idx|max|min|neq|not|set|sim|sum|tau", " "))
yield(Candidate("help", seg.start, seg._end, "特殊字符2-->in|mp|ni|to|gt|ge|lt|le|", " "))
yield(Candidate("help", seg.start, seg._end, "希腊字符-->alph|beta|其它名称", " "))
--yield(Candidate("help", seg.start, seg._end, "-->", " "))
end
end

return translator

💣注意:
👆上述latex_translator.lualatexHelp_translator.lua两个脚本文档,均应该位于 用户文件夹下的lua文件夹内,如下👇:
20240113155248

配置文档

👆以上所述配置文档,你可以在 rime中州韵小狼毫须鼠管输入法 LaTex输入方案配置包.zip 下载取用。

如果你可以访问gitHub,你也可以在 dyyRime 中找到完全版本的配置包。

效果欣赏

当你完成了以上的所有设置时,你需要重新部署你的rime,然后通过F4/F8调出方案选单,你应该可以看到LaTex输入方案,如下👇:
20240113160253
选择LaTex输入方案后,就可以愉快的开始体验LaTex输入公式了。

小结

本文分享了一中在rime中州韵小狼毫须鼠管输入法中配置LaTex输入方案的方法,从而实现了LaTex公式的快速录入,当前LaTex仅支持部分基础的公式录入,更多功能正在完善中。


原文地址:https://blog.csdn.net/weixin_42148809/article/details/135571760

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