git ssb - when: resolve inner observs if root is not observable

Matt McKegg committed on 7/15/2016, 4:42:04 AM
Parent: 1964140bd2d8f29be42fb1ff7af768d7fb89ef59

changed

when.jsView
		@@ -1,11 +1,29 @@
1	1 …	var computed = require('./computed')
	2 …	+var isObservable = require('./is-observable')
2	3 …
3	4 …	module.exports = When
4	5 …
5	6 …	function When (obs, ifTrue, ifFalse) {
	7 …	+ ifTrue = handleInnerValues(ifTrue)
	8 …	+ ifFalse = handleInnerValues(ifFalse)
6	9 …	return computed([obs, ifTrue, ifFalse], lambda)
7	10 …	}
8	11 …
9	12 …	function lambda (value, ifTrue, ifFalse) {
10	13 …	return value ? ifTrue : ifFalse
11	14 …	}
	15 …	+
	16 …	+function handleInnerValues (obs) {
	17 …	+ if (Array.isArray(obs) && obs.some(isObservable)) {
	18 …	+ // HACK: resolve inner observs
	19 …	+ var inner = []
	20 …	+ return computed(obs, function () {
	21 …	+ for (var i = 0; i < arguments.length; i++) {
	22 …	+ inner[i] = arguments[i]
	23 …	+ }
	24 …	+ inner.length = arguments.length
	25 …	+ return inner
	26 …	+ })
	27 …	+ }
	28 …	+ return obs
	29 …	+}

Matt McKegg / mutant