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<h5 id="command"><a href="#command" class="headerlink" title="command"></a>command</h5><figure class="highlight plain"><table><tbody><tr><td class="gutter"><pre><span class="line">1</span><br/><span class="line">2</span><br/><span class="line">3</span><br/><span class="line">4</span><br/><span class="line">5</span><br/><span class="line">6</span><br/><span class="line">7</span><br/><span class="line">8</span><br/><span class="line">9</span><br/><span class="line">10</span><br/><span class="line">11</span><br/><span class="line">12</span><br/><span class="line">13</span><br/><span class="line">14</span><br/><span class="line">15</span><br/><span class="line">16</span><br/><span class="line">17</span><br/><span class="line">18</span><br/><span class="line">19</span><br/><span class="line">20</span><br/><span class="line">21</span><br/><span class="line">22</span><br/><span class="line">23</span><br/><span class="line">24</span><br/><span class="line">25</span><br/><span class="line">26</span><br/><span class="line">27</span><br/><span class="line">28</span><br/><span class="line">29</span><br/><span class="line">30</span><br/><span class="line">31</span><br/><span class="line">32</span><br/><span class="line">33</span><br/><span class="line">34</span><br/><span class="line">35</span><br/><span class="line">36</span><br/><span class="line">37</span><br/><span class="line">38</span><br/><span class="line">39</span><br/><span class="line">40</span><br/><span class="line">41</span><br/><span class="line">42</span><br/><span class="line">43</span><br/><span class="line">44</span><br/><span class="line">45</span><br/><span class="line">46</span><br/><span class="line">47</span><br/><span class="line">48</span><br/><span class="line">49</span><br/><span class="line">50</span><br/><span class="line">51</span><br/><span class="line">52</span><br/><span class="line">53</span><br/><span class="line">54</span><br/><span class="line">55</span><br/><span class="line">56</span><br/><span class="line">57</span><br/><span class="line">58</span><br/><span class="line">59</span><br/><span class="line">60</span><br/><span class="line">61</span><br/><span class="line">62</span><br/><span class="line">63</span><br/><span class="line">64</span><br/><span class="line">65</span><br/><span class="line">66</span><br/><span class="line">67</span><br/><span class="line">68</span><br/><span class="line">69</span><br/><span class="line">70</span><br/><span class="line">71</span><br/><span class="line">72</span><br/><span class="line">73</span><br/><span class="line">74</span><br/><span class="line">75</span><br/><span class="line">76</span><br/><span class="line">77</span><br/><span class="line">78</span><br/><span class="line">79</span><br/><span class="line">80</span><br/><span class="line">81</span><br/><span class="line">82</span><br/><span class="line">83</span><br/><span class="line">84</span><br/><span class="line">85</span><br/><span class="line">86</span><br/><span class="line">87</span><br/><span class="line">88</span><br/><span class="line">89</span><br/><span class="line">90</span><br/><span class="line">91</span><br/><span class="line">92</span><br/><span class="line">93</span><br/><span class="line">94</span><br/><span class="line">95</span><br/><span class="line">96</span><br/><span class="line">97</span><br/><span class="line">98</span><br/><span class="line">99</span><br/><span class="line">100</span><br/><span class="line">101</span><br/></pre></td><td class="code"><pre><span class="line">command_func = {}</span><br/><span class="line"></span><br/><span class="line">function command_func.help()</span><br/><span class="line"> print("{"i", "input", "require", "GetFirstInputFile"}")</span><br/><span class="line"> print("{"i", "input", " no", "GetFirstInputFile"}")</span><br/><span class="line"> print("separator is "#"!")</span><br/><span class="line">end</span><br/><span class="line"></span><br/><span class="line">--将长参数和短参数分开 存到tab中</span><br/><span class="line">function command_func.argToTab(arg)</span><br/><span class="line"> local tabArg = {}</span><br/><span class="line"> local argTabKey = nil</span><br/><span class="line"> for i,v in ipairs(arg) do</span><br/><span class="line"> cFirstChar = string.sub(v, 1, 1)</span><br/><span class="line"> if cFirstChar == "-" then</span><br/><span class="line"> argTabKey = v</span><br/><span class="line"> elseif argTabKey ~= nil then</span><br/><span class="line"> if tabArg[argTabKey] == nil then</span><br/><span class="line"> tabArg[argTabKey] = v</span><br/><span class="line"> else</span><br/><span class="line"> tabArg[argTabKey] = tabArg[argTabKey] .. "#" ..v</span><br/><span class="line"> end</span><br/><span class="line"> end</span><br/><span class="line"> end</span><br/><span class="line"> return tabArg</span><br/><span class="line">end</span><br/><span class="line"></span><br/><span class="line">function command_func.integrationSameMeanArg(tabArg, commandList)</span><br/><span class="line"> if next(tabArg) == nil or next(commandList) == nil then</span><br/><span class="line"> print("command is error")</span><br/><span class="line"> return nil</span><br/><span class="line"> end</span><br/><span class="line"> for commandListKey,commandListValue in ipairs(commandList) do</span><br/><span class="line"> flag = false</span><br/><span class="line"> local allCommand = nil</span><br/><span class="line"> for tabArgKey,tabArgValue in pairs(tabArg) do</span><br/><span class="line"> if tabArgKey == commandListValue[1] or tabArgKey == commandListValue[2] then </span><br/><span class="line"> allCommand = tabArgValue</span><br/><span class="line"> end</span><br/><span class="line"> end</span><br/><span class="line"> tabArg[commandListValue[1]] = allCommand</span><br/><span class="line"> tabArg[commandListValue[2]] = nil</span><br/><span class="line"> end</span><br/><span class="line"> return tabArg</span><br/><span class="line">end</span><br/><span class="line"></span><br/><span class="line">function command_func.comandAnalysis(arg, commandList)</span><br/><span class="line"> local argMatchcommandList = false</span><br/><span class="line"></span><br/><span class="line"> local tabArg = command_func.argToTab(arg)</span><br/><span class="line"> if next(tabArg) == nil then</span><br/><span class="line"> print("command is empty")</span><br/><span class="line"> return false</span><br/><span class="line"> end</span><br/><span class="line"></span><br/><span class="line"> local commandList = command_func.processCommandListAndCheckLegality(commandList)</span><br/><span class="line"> if commandList == nil then</span><br/><span class="line"> return false</span><br/><span class="line"> end</span><br/><span class="line"></span><br/><span class="line"> tabArg = command_func.integrationSameMeanArg(tabArg, commandList)</span><br/><span class="line"> if tabArg == nil then</span><br/><span class="line"> return false</span><br/><span class="line"> end</span><br/><span class="line"></span><br/><span class="line"> for commandListKey, commandListValue in ipairs(commandList) do</span><br/><span class="line"> argMatchcommandList = false</span><br/><span class="line"> for tabArgKey, tabArgValue in pairs(tabArg) do</span><br/><span class="line"> if tabArgKey == commandListValue[1] or tabArgKey == commandListValue[2] then</span><br/><span class="line"> commandListValue[4](tabArgValue)</span><br/><span class="line"> argMatchcommandList = true</span><br/><span class="line"> end</span><br/><span class="line"> end</span><br/><span class="line"></span><br/><span class="line"> if commandListValue[3] == "require" and argMatchcommandList == false then </span><br/><span class="line"> print("command or commandList is not match!")</span><br/><span class="line"> return false</span><br/><span class="line"> end</span><br/><span class="line"> end</span><br/><span class="line"></span><br/><span class="line"> return true</span><br/><span class="line">end</span><br/><span class="line"></span><br/><span class="line">function command_func.processCommandListAndCheckLegality(commandList)</span><br/><span class="line"> local commandList1 = commandList</span><br/><span class="line"> if next(commandList1) == nil then</span><br/><span class="line"> print("commandList is empty")</span><br/><span class="line"> return nil</span><br/><span class="line"> end</span><br/><span class="line"> for i,v in ipairs(commandList1) do</span><br/><span class="line"> v[1] = "-" .. v[1]</span><br/><span class="line"> v[2] = "--" .. v[2]</span><br/><span class="line"> if v[4] == nil then</span><br/><span class="line"> return nil</span><br/><span class="line"> end</span><br/><span class="line"> end</span><br/><span class="line"> return commandList1</span><br/><span class="line">end</span><br/><span class="line"></span><br/><span class="line"></span><br/><span class="line">return command_func</span><br/></pre></td></tr></tbody></table></figure>
Test 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 require("command") local function getFirstFile(firstFileName) print(firstFileName) end local function getCompareFile(compareFileName) print(compareFileName) end local function getSecondFile(secondFileName) print(secondFileName) end argList = { {"i", "input", "require", getFirstFile}, {"o", "output", "require", getCompareFile}, {"s", "second", "no", getSecondFile}, } local result = command_func.comandAnalysis(arg, argList) if result == false then command_func.help() end
compare 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 strFristFile = arg[1] strSecondFile = arg[2] strCompareFile = arg[3] --根据命令行参数输入相关的文件命令 if strFristFile == nil or strSecondFile == nil then print("You do not enter the comparison file A or B / A and B, please check the command line parameters!") return 0 end filePointerFrist = io.open(strFristFile, "r") filePointerSencond = io.open(strSecondFile, "r") if strCompareFile ~= nil then compareFilePointer = io.open(strCompareFile, "w") else compareFilePointer = io.open("CompareFile.txt", "w") end --判断文件是否为空 或者说文件是否打开成功 if filePointerFrist == nil and filePointerSencond == nil then print("All files are empty!") return 0 elseif filePointerFrist == nil then print(strFristFile, "文件指针为nil!") return 0 elseif filePointerSencond == nil then print(strSecondFile, "文件指针为nil!") return 0 end --读文件并做比较 local strFirstLine = filePointerFrist:read("*l") local strSecondLine = filePointerSencond:read("*l") while strFirstLine ~= nil and strSecondLine ~= nil do if strFirstLine ~= strSecondLine then compareFilePointer:write(strFristFile, "显示："", strFirstLine, " " 和", strSecondFile, "显示为：" ", strSecondLine, " " 不同n") end strFirstLine = filePointerFrist:read("*l") strSecondLine = filePointerSencond:read("*l") end --文件行数不一样的情况 if strFirstLine == nil and strSecondLine == nil then print("file is null/ line is equal！") elseif strFirstLine == nil then tempLine = strSecondLine; strSecondLine = filePointerSencond:read("*a") --Write = tempLine..strSecondLine strWrite = table.concat({tempLine, strSecondLine}) compareFilePointer:write(strFristFile, "为空，和", strSecondFile, "显示为：" ", strWrite, " " 不同n") elseif strSecondLine == nil then tempLine = strFirstLine strFirstLine = filePointerFrist:read("*a") --strWrite = tempLine..strFirstLine strWrite = table.concat({tempLine, strFirstLine}) compareFilePointer:write(strSecondFile, "为空，和", strFristFile, "显示为："", strWrite, " " 不同n") end filePointerFrist:close() filePointerSencond:close() compareFilePointer:close()
