jscpd

jscpd 查重时能够跳过标记为忽略的块和新行以及空符号和注释（不支持尖括号注释<!-- --！>），重复率判定依据为一定长度标识符的MD5值是否相同。

• 安装

npm install -g jscpd

• 配置参数(查看更多)

Option	Type	Default	Description
-l, –min-lines	[NUMBER]	5	min size of duplication in code lines
-t, –min-tokens	[NUMBER]	70	min size of duplication in code tokens
-f, –files	[STRING]	*	glob pattern for find code
-r, –reporter	[STRING]	xml	reporter name or path
-x, –xsl-href	[STRING]	-	path to xsl file for include to xml report
-e, –exclude	[STRING]	-	directory to ignore
–languages-exts	[STRING]	-	list of languages with file extensions (e.g. language:ext1,ext2;language:ext3)
-g, –languages	[STRING]	All supported	list of languages which scan for duplicates, separated with coma
-o, –output	[PATH]	-	path to report file
-c, –config	[PATH]	-	path to config yml file (e.g. .cpd.yml)
–verbose	-	show full info about copies
–skip-comments	false	-	skip comments in code when
-b, –blame	false	-	blame authors of duplications (get information about authors from git)
-p, –path	[PATH]	Current dir	path to code
–limit	[NUMBER]	50	limit of allowed duplications, if real duplications percent more then limit jscpd exit with error
-d, –debug		-	show debug information (options list and selected files)
-v, –version		-	Display the current version
-h, –help		-	Display help and usage details

• 配置文件
  配置文件以.json结尾，在项目根目录新建一个.jscpd.json文件

{minLines: 10000,minTokens: 10000,"maxTokens": 10000000,"maxSize": 10000000,ignoreCase: true,silent: true,threshold: 10,"formatsExts": "markup:vue",reporters: ["console","json","html",],languages: ["js","html","css","markup","scss"],mode: "strict",blame: true,absolute: true,gitignore: true,failOnError: true,output: "./report",verbose: true,
}

• 执行检测

jscpd ./ -f "javascript,css,vue,markup" -t 5 -r "console,html" -i"node_modules" -m weak -l 5  -o "./report"