ember-truth-helpers Cheat Sheet by Gavcsi

eq	{{if (eq a b)}}	if (a === b)
not-eq	{{if (not-eq a b)}}	if (a !== b)
not	{{if (not a)}}	if (!a)
and	{{if (and a b)}}	if (a && b)
or	{{if (or a b)}}	if (a || b)
xor	{{if (xor a b)}}	if (a && !b || !a && b)
gt	{{if (gt a b)}}	if (a > b)
gte	{{if (gte a b)}}	if (a >= b)
lt	{{if (lt a b)}}	if (a < b)
lte	{{if (lte a b)}}	if (a <= b)
is-array	{{if (is-array a)}}	if (Ember.is­Arr­ay(a))
is-empty	{{if (is-empty a)}}	if (Ember.is­Emp­ty(a))
is-equal	{{if (is-equal a b)}}	if (Ember.is­Equ­al(a, b))