rjharmon/handlebars.js — comment on commit 31b5249a4c0511139ae204f52842ed1c3d7ecdc2
File:  line 0
By rjharmon:

Worked around this by offering a helpers object when rendering the template: a merged version of Handlebars.helpers and the data object itself. Won't work for nested data objects, but I'm not doing that here.