SCENARIO 1: ONE FILE
-----------------------------------
test.less
-----------------------------------
#bundle-name() {
	.mixin-one { background: red; }
	.mixin-two { /* properties and values */ }
}

.some-class {
	#bundle-name > .mixin-one
}
-----------------------------------
OUTPUT:
.some-class {
  background: red;
}


SCENARIO 2: IMPORT FROM FILE
-----------------------------------
test.less
-----------------------------------
#bundle-name() {
	import: "import.less";
}

.some-class {
	#bundle-name > .mixin-one
}
-----------------------------------
import.less
-----------------------------------
.mixin-one { background: red; }
.mixin-two { /* properties and values */ }
-----------------------------------
OUTPUT:
dmeer@Bad-Robot ~ $  lessc test.less
NameError: #bundle-name > .mixin-one is undefined in /Users/dmeer/test.less:6:1
5 .some-class {
6 	#bundle-name > .mixin-one
7 }


SCENARIO 2: IMPORT FROM FILE WITH EXTERNAL BUNDLE
-----------------------------------
test.less
-----------------------------------
import: "import.less";

.some-class {
	#bundle-name > .mixin-one
}
-----------------------------------
import.less
-----------------------------------
#bundle-name() {
	.mixin-one { background: red; }
	.mixin-two { /* properties and values */ }
}
-----------------------------------
OUTPUT:
dmeer@Bad-Robot ~ $  lessc test.less
NameError: #bundle-name > .mixin-one is undefined in /Users/dmeer/test.less:4:1
3 .some-class {
4 	#bundle-name > .mixin-one
5 }