Exactly. Like when you see: var x = some_function(); What am I dealing with here? mmmmmm.... Ok... let's find some_function()... I hope my editor has "go

Exactly. Like when you see: var x = some_function(); What am I dealing with here? mmmmmm.... Ok... let's find some_function()... I hope my editor has "go to definition", otherwise "grep -r some_function ."...