composition-debugger:在合成中设置断点

问题 var dasherize = compose ( join ( '-' ) , toLower , split ( ' ' ) , replace ( / \s { 2, } / ig , ' ' ) ) ; dasherize ( 'The world is a vampire' ) ; // TypeError: Cannot read property 'apply' of undefined toLower调用了哪些参数？ split(' ')返回什么？ debugger // index.js const cdebugger = require ( 'composition-debugger' ) ; var dasherize = compose ( join ( '-' ) , toLower , cdebugger , split ( ' ' ) , repla