unist util is:检查节点是否通过测试的实用程序 源码

Unist-util-is 实用程序,用于检查节点是否通过测试。 安装 : npm install unist-util-is 使用 var is = require ( 'unist-util-is' ) var node = { type : 'strong' } var parent = { type : 'paragraph' , children : [ node ] } function test ( node , n ) { return n === 5 } is ( ) // => false is ( { children : [ ] } ) // => false is ( node ) // => true is ( node , 'strong' ) // => true is ( node , 'emphasis' ) // => false is (