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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,5 @@ | ||
| const fs = require('fs'); | ||
| const path = require('path'); | ||
| fs.writeFileSync(path.join(__dirname,'./localdocs.cache'),"",'utf-8'); | ||
| fs.writeFileSync(path.join(__dirname,'./localsrc.cache'),"",'utf-8'); | ||
| let rimraf = require("rimraf"); | ||
| rimraf('./cache',res=>{console.log(res)}) | ||
| console.log("缓存清除成功") |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,132 @@ | ||
| const path = require('path'); | ||
| const fs = require('fs'); | ||
| let { hashElement } = require('folder-hash'); | ||
| /** | ||
| * 文件对比 | ||
| * entry {string} 要对比的文件路径 | ||
| * include {array} 要对比的文件格式 以数组形式 | ||
| */ | ||
| class contrast{ | ||
| constructor(options){ | ||
| this.entry = options.entry; | ||
| this.include = options.include || ['*.md'] ; | ||
| this.fileHash = null; | ||
| this.oldHash = null; | ||
| this.differentHash = null; | ||
| this.outPath = path.join("./cache",options.entry.split(path.sep).pop().replace(/(\.md|\.js)/,'')+ '.cache'); | ||
|
|
||
| } | ||
| run(){ | ||
| let _that = this; | ||
| return new Promise((reslove,reject)=>{ | ||
| _that.start().then(res=>{ | ||
| this.getCache().then(out=>{ | ||
| _that.compare(); | ||
| _that.record(); | ||
| reslove(_that.differentHash); | ||
| },err=>{ | ||
| reslove(_that.fileHash); | ||
| _that.record(); | ||
| }) | ||
| }) | ||
| }) | ||
| } | ||
| start(){ | ||
| let _that = this; | ||
| return new Promise((reslove,reject)=>{ | ||
| hashElement(_that.entry, { | ||
| folders: { exclude: ['.*', 'node_modules', 'test_coverage','__test__','img','svg'] }, | ||
| files: { include: _that.include, }, | ||
| matchBasename: true | ||
| }).then(res=>{ | ||
| //获取当前hash | ||
| _that.fileHash = _that.arraydownGrade(res); | ||
| if(_that.fileHash){ | ||
| reslove(_that.fileHash) | ||
| }else{ | ||
| reject("err") | ||
| } | ||
| }) | ||
| }) | ||
|
|
||
| } | ||
| arraydownGrade(ay){ | ||
| let arys = {}; | ||
| let paths = ""; | ||
| function downGrade(data){ | ||
| if(data.children && data.children.constructor == Array ){ | ||
| paths = data.name; | ||
| data.children.map(item => { | ||
| downGrade(item) | ||
| }) | ||
| }else{ | ||
| let key = data.name.replace(/(\.md|\.js)/,''); | ||
| if(key =="doc"){ | ||
| arys[paths] = data.hash; | ||
| }else{ | ||
| arys[key] = data.hash; | ||
| } | ||
| } | ||
| } | ||
| downGrade(ay) | ||
| return arys; | ||
| } | ||
| /** | ||
| * 获取本地hash记录 | ||
| */ | ||
| getCache(){ | ||
| let _that = this; | ||
| return new Promise((reslove,reject)=>{ | ||
| fs.readFile(this.outPath,"utf8",(err,data) => { | ||
| if(!err){ | ||
| _that.oldHash = JSON.parse(data); | ||
| reslove(); | ||
| }else{ | ||
| console.error("There are no cached files in your locality"); | ||
| reject(); | ||
| } | ||
| }) | ||
| }) | ||
| } | ||
| compare(){ | ||
| let fileHash = this.fileHash; | ||
| let oldHash = this.oldHash; | ||
| let differenthash = {}; | ||
| for(let newkey in fileHash){ | ||
| if(oldHash[newkey]){ | ||
| if(oldHash[newkey] != fileHash[newkey]){ | ||
| differenthash[newkey] = fileHash[newkey] | ||
| } | ||
| }else{ | ||
| differenthash[newkey] = fileHash[newkey] | ||
| } | ||
| } | ||
| this.differentHash = differenthash; | ||
| } | ||
| record(){ | ||
| let _that = this; | ||
| this.ishasOutFile("./cache").then(res=>{ | ||
| fs.writeFile(_that.outPath,JSON.stringify(_that.fileHash),'utf8',(err,res)=>{ }) | ||
| }) | ||
|
|
||
| } | ||
| ishasOutFile(outPath){ | ||
| return new Promise((resolve,reject)=>{ | ||
| fs.stat(outPath,(err,res)=>{ | ||
| if(err){ | ||
| fs.mkdir(outPath,err=>{ | ||
| if(err){ | ||
| reject(err) | ||
| }else{ | ||
| resolve(true) | ||
| } | ||
| }) | ||
| }else{ | ||
| resolve(true) | ||
| } | ||
| }) | ||
| }) | ||
| } | ||
|
|
||
| } | ||
| module.exports = contrast |
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