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handle HALT as a value correctly

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This commit is contained in:
Leo Horie 2016-08-11 00:28:28 -04:00
parent 9d38c12630
commit 701e2d8e31
2 changed files with 17 additions and 3 deletions
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14
util/tests/test-stream.js
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@ -458,6 +458,20 @@ o.spec("stream", function() {
o(mapped()).equals("undefined")
})
o("does not run when initialized w/ HALT", function() {
var stream = Stream.stream(Stream.HALT)
var mapped = stream.run(function(value) {return 123})
o(mapped()).equals(undefined)
})
o("does not run when set to HALT", function() {
var stream = Stream.stream()
var mapped = stream.run(function(value) {return 123})
stream(Stream.HALT)
o(mapped()).equals(undefined)
})
o("works with default undefined value", function() {
var stream = Stream.stream(undefined)
var mapped = stream.run(function(value) {return String(value)})